David's Astronomy Pages
CCD Images - Session 855 (2021-01-25)

Objects Session Notes
Bullet BL Lac - Active Galactic Nuclei (Outburst AT2021bag)
Bullet SN 2021xn - Type Ia Supernova in PGC 6041
Bullet AT2021apb - CV Transient
Bullet NGC 514 - Spiral Galaxy with Type Ia Supernova 2020uxz
Bullet UGC 1436 - Spiral Galaxy with Type Ia Supernova 2021nv
Bullet NGC 684 - Spiral Galaxy with Type II Supernova 2021ass
Bullet Nova Per 2020 - Nova (V1112 Per, AT2020abap)
Bullet NGC 4290 - Spiral Galaxy
Bullet UGC 5760 - Spiral Galaxy with Type II Supernova 2020zoq
Bullet KUG 0830+278 - Galaxy with Type  Ic-BL Supernova 2020adow
Bullet NGC 2782 - Spiral Galaxy (ARP 215) with Type Ia Supernova 2020scc
Bullet AT2021bbn - AGN Transient ?
Bullet NGC 4151 - Spiral Galaxy with AGN Outburst
Bullet NGC 5331 - Spiral Galaxy with Type Ia Supernova 2020abir
Bullet NGC 4414 - Spiral Galaxy with Type Ia Supernova 2021J
Bullet NGC 4454 - Spiral Galaxy with Type Ia Supernova 2020abgq
Bullet UGC 10909 - Spiral Galaxy (PGC 60514)
Bullet KUG 1206+328 - Spiral Galaxy with Type Ia Supernova 2020aeps
Bullet MCG +6-30-84 - Galaxy (PGC 48870) with Type Ia Supernova 2021K
Bullet CGCG 056-009 - Galaxy with Type Ia Supernova 2021apf
Bullet C/2018 N2 (ASASSN) - Comet
   
Bullet Variable Stars (photometric monitoring)
- TT Ari, AM CVn, R CrB, SS Her, RZ LMi, CY Lyr, CN Ori, , U Gem, GK Per, ER UMa

- U Mon attempt failed (aborted)
   
Bullet Nearby Stars (astrometric monitoring)
- Barnards Star, DX Cnc, Groombridge 34, CN Leo, Teegardens Star
  
   
- All Night session (12.3 hours)
- Main aims of the session were to acquire a selection of variable star, nearby star and comet targets and deep sky targets as cloud/showers allowed.
- 12" LX200 + ST-10XME for imaging
- TS 80mm APO + ZWO ASI178MC for guiding & imaging
- Ambient Temperature: -1.0°C (min)
- CCD Temperature:  -25°C
- Notes from 2021-01-25 >>
   [ Local Files >>]  
-  
   

BL Lac - Active Galactic Nuclei (Outburst AT2021bag)

BL Lac (Lacerta)
Targetted as AT2021bag (Type: BL) which was discovered 2021/01/21.654 UT by Gaia

Alias: Gaia21akj, BL Lac
 
BL Lac / AT2021bag
BL Lac  is shown by white cross hairs.
Image
Annotated CCD Image  (50% size, linear scale)
3 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-25 18:43 UT (#855005-07)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
AT2021bag - 2021-01-25 (T+4.1d)
Image below (2021-01-25.776) was taken 4.1 days after reported discovery 2021bag
BL Lac is shown by white cross hairs. 
Measured magnitude +12.1  (vs catalog mag of +14.5)
Image
Annotated CCD Image  (100% size, linear scale, cropped)
3 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-25 18:43 UT (#855005-07)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
 BL Lac on Active Galactic Nuclei Page >>

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SN 2021xn - Type Ia Supernova in PGC 6041

SN 2021xn (Perseus)
Faint Galaxy (PGC 6041, SDSS J013751.16+533958.8, catalog mag +16.1)
with Type Ia Supernova
[ Supernovae ]

SN 2021xn (Type: Ia) discovered 2021/01/10.158 UT by ZTF
Alias: ZTF21aacvhsc
 (Rochester Supernova site | Claudio Balcon image  )
 
PGC 6041 with SN 2021xn - 2021-01-25 (T+15.7d)
Image below (2021-01-25.808) was taken 15.7 days after discovery of 2021xn
SN is shown by white cross hairs.  Measured Magnitude +15.2
(magnitude based on WCS link on cropped image using GSC stars)
(too many stars for full frame WCS Link using UCAC stars)
Image
Annotated CCD Image  (150% size, log scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-25 19:29 UT (#855015-16)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2021xn (PGC 6041) on Supernovae 2021 Page >>

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AT2021apb - CV Transient

AT2021apb (CV)  (Cassiopeia)
AT2021apb (Type: CV) discovered 2021/01/15.584 UT by Gaia
Alias: Gaia21agx
 
AT2021apb (CV) - 2021-01-25 (T+10.2d)
Image below (2021-01-25.817) was taken 10.2 days after discovery of 2021apb
? Candidate CV is shown by white cross hairs.  
Measured magnitude +16.4 vs catalog mag +15.0
Image
CCD Image (100% size, linear scale, cropped)
5 x 60s exposure (average combine), 3x3 binning, C Filter
2021-01-25 19:39 UT (#855020-24)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
 

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NGC 514 - Spiral Galaxy with Type Ia Supernova 2020uxz

NGC 514 (Pisces)
Spiral Galaxy with Type Ia Supernova
[ Supernovae ]

SN 2020uxz (Type 1a), discovered 2020/10/05.573 by Koichi Itagaki
 (Rochester Supernova site | Discovery Image | )
 
NGC 514 with SN 2020uxz - 2021-01-25 (T+112.3d)
Image below (2021-01-25.824) was taken 112.3 days after discovery of 2020uxz
SN is shown by white cross hairs.  Estimated Magnitude +16.7
Image
Annotated CCD Image  (100% size, square root scale, cropped)
4 x 120s exposure (average combine), 3x3 binning, C Filter
2021-01-25 19:53 UT (#855028-32)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2020uxz (NGC 514) on Supernovae 2020 Page >>
 

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UGC 1436 - Spiral Galaxy with Type Ia Supernova 2021nv

UGC 1436 with SN 2021nv (Aries)
[ Supernovae 2021 ]
SN 2021nv (Type: Ia) discovered 2021/01/07.263 UT by ATLAS
Magnitude +17.8 at discovery
Alias: ATLAS21aqr
 (Rochester Supernova site | Claudio Balcon image | )
 
UGC 1436 with SN 2021nv - 2021-01-25 (T+18.6d)
Image below (2021-01-25.835) was taken 18.6 days after discovery of 2021nv
SN is shown by white cross hairs.  Measured Magnitude +16.1
Image
Annotated CCD Image  (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-25 20:12 UT (#855036-40)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2021nv (UGC 1436) on Supernovae 2021 Page >>
 

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NGC 684 - Spiral Galaxy with Type II Supernova 2021ass

NGC 684 with SN 2021ass (Triangulum)
Spiral Galaxy with Type II Supernova
[ Supernovae ]

SN 2021ass (Type: II) discovered 2021/01/18.145 UT by ZTF
Alias: ZTF21aafepon
 (Rochester Supernova site | Giancarlo Cortini image  )
 
NGC 684 with SN 2021ass - 2021-01-25 (T+7.7d)
Image below (2021-01-25.859) was taken 7.7 days after discovery of 2021ass
SN is shown by white cross hairs.  Magnitude ?
Image
Annotated CCD Image  (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-25 20:47 UT (#855052-56)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2021ass (NGC 684) on Supernovae 2021 Page >>

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Nova Per 2020 - Nova (V1112 Per, AT2020abap)

Nova Per 2020 (Perseus)
Nova in Perseus discovered 2020/11/25.807
[ Novae ]
Nova Per 2020 discovered independently by Seiji Ueda and Stanislav Korotkiy et al
AT2020abap (Type: CV) reported 2020/11/27.230 UT by PGIR
Alias: N Per 2020 , PGIR20fbf, TCP J04291888+4354233, TCP J04291884+4354232, V1112 Per
 
Nova Per 2020 (CV) - 2021-01-25 (T+61.1d)
Image below (2021-01-25.874) was taken 61.1 days after discovery of Nova
Nova is shown by white cross hairs.  Measured magnitude +14.0
Image
CCD Image (100% size, linear scale, cropped)
2 x 90s exposure (average combine), 3x3 binning, C Filter
2021-01-25 21:06 UT (#855062-63)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of Nova Per 2020 on Novae Page >>
 

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NGC 4290 - Spiral Galaxy

NGC 4290 (Ursa Major)
Image
CCD Image (100% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-25 21:53 UT (#855076-79)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Image
Negative CCD Image (100% size, square root scale, cropped)
Image details as above
 
NGC 4290 - Earlier Image (May 2020)
Image
CCD Image (100% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, C Filter
2020-05-28 23:31 UT (#785021-24)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 4290 - Earlier Wider View Image (May 2020)
 NGC 4290 (catalog mag +13.1) with adjacent galaxies
 NGC 4284 (catalog mag +13.6) , PGC 39934 (catalog mag +17.4),
 PGC 2575283  (catalog mag +18.3)
Image
Annotated CCD Image (50% size, square root scale)
4 x 180s exposure (average combine), 3x3 binning, C Filter
2020-05-28 23:31 UT (#785021-24)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 4290 - Earlier Image (2005)
Image
CCD Image (100% size, linear scale)
4 x 60 sec exposure (average combine), 2x2 binning, C filter
2005-06-09  23:57 h UT (#89007-11)
8" LX200 Classic + ST-7E Camera
 

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UGC 5760 - Spiral Galaxy with Type II Supernova 2020zoq

UGC 5760 w/SN 2020zoq (Leo)
SN 2020zoq (Type II, z=0.0, zhost=0.010040) discovered 2020/11/14.561 by ASAS-SN
 (Rochester Supernova site | Discovery Image | )
 
 
UGC 5760 w/SN 2020zoq - 2021-01-26 (T+72.4d)
Image below (2021-01-26.005) was taken 72.4 days after discovery of 2020zoq
SN is shown by white cross hairs.  Measured magnitude +16.1
Image
CCD Image  (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-26 00:17 UT (#855137-41)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2020zoq (UGC 5760) on Supernovae 2020 Page >>
 

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KUG 0830+278 - Galaxy with Type Ic-BL Supernova 2020adow

KUG 0830+278 (Cancer)
SN 2020adow (Type: Ic-BL) discovered 2020-12-26.410 UT by ASAS-SN
Alias: ASASSN-20qj
 (Rochester Supernova site | Andrea Mantero image | )
 
KUG 0830+278 with SN 2020adow - 2021-01-26 (T+30.6d)
Image below (2021-01-26.038) was taken 30.6 days after discovery of 2020adow
SN is shown by white cross hairs.  Magnitude +15.5
Image
Annotated CCD Image  (150% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-26 01:02 UT (#855166-69)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2020adow (KUG 0830+278) on Supernovae 2020 Page >>
 

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NGC 2782 - Spiral Galaxy (ARP 215) with Type Ia Supernova 2020scc

NGC 2782 with SN 2020scc (Lynx)
SN 2020scc (Type Ia, z=0.008483) discovered 2020/08/20.915 by Xingming Observatory Sky Survey (XOSS)
 ( Rochester Supernova site | Discovery image | )
 
NGC 2782 with SN 2020scc - 2021-01-26 (T+158.1d)
Image below (2021-01-26.053) was taken 158.1 days after discovery of 2020scc
SN position is shown by white circle.  SN has faded so far that it is now hardly visible.
Image
Annotated CCD Image (100% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-26 01:26 UT (#855173-77)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2020scc (NGC 2782) on Supernovae 2020 Page >>
 

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AT2021bbn - AGN Transient ?

AT2021bbn (Leo)
AT2021bbn (Type: AGN) discovered 2021/01/24.023 UT by MASTER
Alias: MASTER OT J104946.32+142938.5)
 ( Rochester Supernova site | Discovery image | )
 
AT2021bbn - 2021-01-26 (T+2.0d)
Transient is shown by white circle.  .
Image
Annotated CCD Image (50% size, square root scale)
2 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-26 01:47 UT (#855181-83)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
AT2021bbn - 2021-01-26 (T+2.0d)
Image below (2021-01-26.070) was taken 2.0 days after discovery of 2021bbn
Transient is shown by white circle.  .
Image
Annotated CCD Image (100% size, square root scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-26 01:47 UT (#855181-83)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
 

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NGC 4151 - Spiral Galaxy with AGN Outburst

NGC 4151 with AT2021baf (Canes Venatici)
AT2021baf (Type: AGN) discovered 2021/01/22.151 UT by Gaia
Alias: Gaia21aki (Gaia alert came when AGN reached mag +12.2)
 ( Gaia21aki  )
 
 
NGC 4151, Seyfet Galaxy - 2021-01-26 (T+3.9d)
Image below (2021-01-26.084) was taken 3.9 days after discovery of 2021baf
Measured magnitude +11.7 (nucleus)
Image
CCD Image  (100% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-26 02:11 UT (#855187-91)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Image
Negative CCD Image  (100% size, square root scale, cropped)
Image details as above
 
Image
CCD Image  (100% size, log scale, cropped)
Image details as above
 
NGC 4151 - Earlier Image (2021-01-24, T+2.0d)
Image below (2021-01-24.175) was taken 2.0 days after reported AGN  2021baf
Measured magnitude +11.6 (nucleus)
Image
CCD Image  (100% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-24 04:20 UT (#854372-75)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 4151 - Earlier Wider View Image (2021-01-24)
with surrounding objects of interest
Galaxy NGC 4156,  bright star HIP 59295 (mag +8.1) and variable star AZ Cvn
Image
CCD Image  (50% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-24 04:20 UT (#854372-75)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 

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NGC 5331 - Spiral Galaxy (PGC 49266) with Type Ia Supernova 2020abir

NGC 5331 with SN 2020abir (Virgo)
SN 2020abir (Type Ia, zhost=0.033056) discovered 2020-12-01.547 UT by ZTF
Alias: ZTF20actocyw
Mag +17.3 at discovery
 (Rochester Supernova site | TNS )
 
NGC 5331 with SN 2020abir  - 2021-01-26 (T+55.6d)
Image below (2021-01-26.128) was taken 55.6 days after discovery of 2020abir
SN is too close to galaxy center to be separately resolved.
Candidate SN is shown by white cross-hair.
Measured Magnitude +14.9 (SN + Galaxy Nucleus)
vs Host Galaxy catalog mag +14.1 (NGC 5331) or +15.5 (PGC 49266) 
Image
Annotated CCD Image (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-26 03:14 UT (#855215-19)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2020abir (NGC 5331) on Supernovae 2020 Page >>

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NGC 4414 - Spiral Galaxy with Type Ia Supernova 2021J

NGC 4414 (Coma Berenices)
SN 2021J (Type Ia, z=0.0024) discovered 2021/01/01.489 UT by ZTF
Alias: ZTF21aaabvit
Mag +13.97 at discovery
 (Rochester Supernova site | Jean-Claude Merlin image | )
 
NGC 4414 with SN2021J - 2021-01-26 (T+24.7d)
Image below (2021-01-26.142) was taken 24.7 days after discovery of 2021J
SN is shown by white cross hairs.  Magnitude ?
Image
Annotated CCD Image  (125% size, log scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-26 03:34 UT (#855223-27)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2021J (NGC 4414) on Supernovae 2021 Page >>

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NGC 4454 - Spiral Galaxy with Type Ia Supernova 2020abgq

NGC 4454 w/SN 2020abgq (Virgo)
SN 2020abgq (Type: Ia) discovered 2020-11-30.854 UT by Koichi Itagaki
 (Rochester Supernova site | Discovery Image )
 
NGC 4454 w/SN 2020abgq - 2021-01-26 (T+56.3d)
Image below (2021-01-26.158) was taken 56.3 days after discovery of  2020abgq
SN position is shown by white circle. 
Sn has faded and/or sky conditions were not good enough to see the object
Image
CCD Image  (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-26 03:57 UT (#855231-35)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2020abgq (NGC 4454) on Supernovae 2020 Page >>
 

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UGC 10909 - Spiral Galaxy (PGC 60514)

UGC 10909 (Hercules)
Alias: PGC 60514 (catalog mag +15.6)
Image
Annotated CCD Image (70% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-26 04:39 UT (#855263-67)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
UGC 10909 with AT2020abkz (Hercules)
AT2020abkz (Type: AGN ?) discovered 2020/12/01.625 UT by Gaia.
Alias: Gaia20fni

UGC 10909 with AT2020abkz - 2021-01-26 (T+55.6d)
Image below (2021-01-26.188) was taken 55.6 days after discovery of 2020abkz
No indication of any transient object. AT2020abkz is unconfirmed.
Image 
Annotated CCD Image (50% size, linear scale)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-26 04:39 UT (#855263-67)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
UGC 10909 - Earlier Image, 2020-12-17
Attempted image of AT2020abkz (Type: AGN) transient discovered 2020/12/01.625 UT by Gaia
( Rochester Supernova site )
No indication of any transient object in seen in image below (as compared to DSS2 image in Aladin)
but image is poor due to poor skies conditions with poor transparency & developing cloud
 (only 2 frames out of 5 frames taken were usable)
Image
CCD Image (150% size, linear scale, cropped)
Image details as above
 

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KUG 1206+328 - Spiral Galaxy with Type Ia Supernova 2020aeps

KUG 1206+328 with SN 2020aeps (Coma Berenices)
SN 2020aeps (Type: Ia) discovered 2020/12/29.904 UT by XOSS
Alias: XM25HT, ZTF20adagenq, Gaia21adn
 (Rochester Supernova site | Discovery Image  )
 
 
KUG 1206+328 with SN2020aeps - 2021-01-26 (T+27.3d)
Image below (2021-01-26.205) was taken 27.3 days after discovery of 2020aeps
SN is shown by white cross hairs.  Measured magnitude +16.2
Image
CCD Image  (150% size, square root scale, cropped)
5 x 120s exposure (average combine), 3x3 binning, C Filter
2021-01-26 05:01 UT (#855271-75)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2020aeps (KUG 1206+328) on Supernovae 2020 Page >>
 

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MCG +6-30-84 - Galaxy (PGC 48870) with Type Ia Supernova 2021K

MCG +6-30-84 / PGC 48870 with SN 2021K (Canes Venatici)
MCG +6-30-84 / Alias
SN 2021K (Type: Ia) discovered 2021/01/01.490 UT by ZTF 
Alias: ZTF21aaabvjk, Gaia21acj
 (Rochester Supernova site | ZTF observations | )
 
MCG +6-30-84 / PGC 48870 with SN 2021K - 2021-01-26 (T+24.7d)
Image below (2021-01-26.216) was taken 24.7 days after discovery of 2021K
SN is shown by white cross hairs. 
Measured magnitude +15.1 (SN + Galaxy Centre) vs  Host Galaxy Catalog Mag +15.5
Image
Annotated CCD Image  (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-26 05:20 UT (#855278-82)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2021K (MCG +6-30-84) on Supernovae 2021 Page >>

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CGCG 056-009 - Galaxy with Type Ia Supernova 2021apf

CGCG 056-009 with SN2021apf (Ophiuchus)
SN 2021apf (Type Ia, z=0.006531) discovered 2021/01/16.557 UT by ZTF
Alias: ZTF21aafdxca
 (Rochester Supernova site | Fabio Feijo image | )
 
CGCG 056-009 with SN2021apf
SN is shown by white cross hairs. 
Measured magnitude +15.1 (SN + Galaxy Centre) vs  Host Galaxy Catalog Mag +15.5
Image
Annotated CCD Image  (70% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-26 05:52 UT (#855294-98)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
CGCG 056-009 with SN 2021apf - 2021-01-26 (T+9.7d)
Image below (2021-01-26.238) was taken 9.7 days after discovery of 2021apf
SN is shown by white cross hairs.   Measured magnitude ?
Image
Annotated CCD Image  (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-01-26 05:52 UT (#855294-98)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2021apf (CGCG 056-009) on Supernovae 2021 Page >>

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C/2018 N2 (ASASSN)  - Comet

C/2018 N2 (ASASSN) - 2021-01-26
 (passing through Draco)
Sun Distance 5.13 AU (receeding)
Earth Distance 4.98 AU (745.6 million km)
   C/2018 N2 (ASASSN)  - 2021-01-26
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra 11.23 arcsec/hr, Dec 15.13 arcsec/hr)
Image   Image
CCD Image (50% size, square root scale)
3 x 60s exposure (average combine), 3x3 binning, C Filter
2021-01-26 06:30 UT (#855306-08)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
  CCD Image (100% size, square root scale, cropped)
7 x 60s exposure (average combine), 3x3 binning, C Filter
2021-01-26 06:32 UT (#855306-14)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
     
Images of C/2018 N2 (ASASSN) on Comets 2019 Page >>    
Images of C/2018 N2 (ASASSN) on Comets 2020 Page >>    

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