David's Astronomy Pages
CCD Images - Session 875 (2021-03-24)

Objects Session Notes
Bullet Nova Per 2020 - Nova (V1112 Per, AT 2020abap)
   
Bullet AT 2021ckv - Type YSO Transient  (GCVS PR Ori)
   
Bullet IC 357 - Spiral Galaxy with AT 2021fyd (unconfirmed)
   
Bullet NGC 3310 - Spiral Galaxy (Herschel IV-60) with SN 2021gmj
   
Bullet UGC 3502 - Spiral Galaxy with Type Ia Supernova 2021cwc
Bullet UGC 6930 - Spiral Galaxy with Type Ia Supernova 2020rcq
   
Bullet Variable Stars (photometric monitoring)
- None

   
Bullet Nearby Stars (astrometric monitoring)
- LAMOST-HVS1
  
   
- All Night session (2.4 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 allowed
- Session cut short by development of cloud at 22:45 which lasted until dawn.
- 12" LX200 + ST-10XME for imaging
- TS 80mm APO + ZWO ASI178MC for guiding & imaging
- Ambient Temperature: 4.5°C (min)
- CCD Temperature:  -20°C
- Notes from 2021-03-24 >>
   [ Local Files >> ]  
-  
   

Nova Per 2020 - Nova (V1112 Per, AT 2020abap)

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
AT 2020abap (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 - 2021-02-03-24 (T+119.1d)
Image below (2021-03-24.943) was taken 119.1 days after discovery of Nova
Nova is shown by white cross hairs.  
Measured magnitude +14.7
Image
CCD Image (100% size, linear scale, cropped)
4 x 90s exposure (average combine), 3x3 binning, C Filter
2021-03-24 22:43 UT (#875057-61)
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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AT 2021ckv - Type YSO Transient  (GCVS PR Ori)

AT 2021ckv / PR Ori  (Orion)
AT 2021ckv (Type: YSO) discovered 2021/02/08.759 UT by Gaia
Alias: Gaia21arx, GCVS PR Ori
 
AT 2021ckv / PR Ori - 2021-02-24 (T+44.1d)
Image below (2021-03-24.878) was taken 44.1 days after discovery of 2021ckv
Position of reported YSO Type Transient is shown by white cross-hairs.
Measured Magnitude +11.3 (vs normal range of +12.2 to +13.6)
Image
Annotated CCD Image  (50% size, linear scale)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-03-24 21:15 UT (#875019-23)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 

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IC 357 - Spiral Galaxy with AT 2021fyd (unconfirmed)

IC 357 (Taurus)
Alias PGC 14384 (catalog mag +15.0)

Other galaxies is same field of view are:
 PGC 14400 (catalog mag +16.2), PGC 14398 (catalog mag +16.8),
PGC 213269 (catalog mag +18.3)
Image
Annotated CCD Image  (50% size, square root scale)
2 x 180s exposure (average combine), 3x3 binning, C Filter
2021-03-24 20:58 UT (#875014-15)
12" LX200R (at f/10.4) + ST-10XME
(Auto-guiding failed)
 
IC 357 with AT 2021fyd (Taurus)
AT 2021fyd (Type: unk) discovered 2021/03/17.187 UT by ZTF
Alias: ZTF21aapdpup
Discovery Magnitude 18.01
(Rochester Supernova site | TNS 2021fyd )
 
IC 357 with AT 2021fyd - 2021-03-24 (T+7.7d)
Image below (2021-03-24.864) was taken 7.7 days after reported discovery of 2021fy
Unable to identify transient. It might lay at or very close to  the galaxy' center
Transient is unconfirmed.
Image
CCD Image (125% size, square root scale, cropped)
2 x 180s exposure (average combine), 3x3 binning, C Filter
2021-03-24 20:58 UT (#875014-15)
12" LX200R (at f/10.4) + ST-10XME
(Auto-guiding failed)
 
Images of AT 2021fyd (IC 357) on Transients 2021 Page >>

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NGC 3310 - Spiral Galaxy  (Herschel IV-60) with Type II Supernova 2021gmj

NGC 3310 / Herschel IV-60 with SN 2021gmj (Ursa Major)
SN 2021gmj (Type: II) discovered 2021/03/20.320 UT by DLT40
Alias: ZTF21aaqgmjt, ATLAS21izq
 ( Rochester Supernova site |  Gianluca Masi image)

SN position indicated by white cross-hairs
Image
Annotated CCD Image (50% size, log scale)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-03-24 22:07 UT (#875043-47)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 3310 with SN 2021gmj - 2021-03-24 (T+4.6d)
Image below (2021-03-24.915) was taken 4.6 days after discovery of 2021gmj
SN position indicated by white cross-hairs
Image
Annotated CCD Image (100% size, log scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-03-24 22:07 UT (#875043-47)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2021gmj (NGC 3310) on Supernovae 2021 Page >>
 
NGC 3310 - Earlier Images (2013)

 Image

CCD Image (Square Root Scale, Cropped)
5 x 90 sec exposure (average combine), 3x3 binning, C filter, 
2013-04-05  21:37h UT (#545080-84)
12" LX200R  (at f/9.7) + ST-10XME
 

 Image

Negative CCD Image (Square Root Scale, Cropped)
Image details as above

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UGC 3502 - Spiral Galaxy with Type Ia Supernova 2021cwc

UGC 3502 with SN 2021cwc (Camelopardalis)
SN 2021cwc (Type Ia, z=0.021) discovered 2021/02/13.381 UT by ATLAS
Alias: ATLAS21flz
 ( Rochester Supernova site |  Giancarlo Cortini image | Odd Trondal image )
 
UGC 3502 with SN 2021cwc - 2021-02-24 (T+39.5d)
Image below (2021-03-24.894) was taken 39.5 days after discovery of 2021cwc
SN is shown by white cross hairs.  SN has faded but is still just visible.
Image
Annotated CCD Image  (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2021-03-24 21:37 UT (#875027-31)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2021cwc (UGC 3502) on Supernovae 2021 Page >>

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UGC 6930 - Spiral Galaxy with Type Ia Supernova 2020rcq

UGC 6930 with SN 2020rcq (Ursa Major)
Spiral Galaxy with Type Ia Supernova
[ Supernovae ]

SN 2020rcq (Type 1a, z=0.002597) discovered 2020/08/09.168 by Zwicky Transient Facility (ZTF)
 (Rochester Supernova site | Giancarlo Cortini image | )
 
UGC 6930 with SN 2020rcq - 2021-03-24 (T+227.8d)
Image below (2021-03-24.930) was taken 227.8 days after discovery of 2020rcq
SN is shown by white cross hairs.  Measured SN magnitude ?
Image
Annotated CCD Image (100% size, square root scale, cropped)
3 x 120s exposure (average combine), 3x3 binning, C Filter
2021-03-24 22:24 UT (#875050-52)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2020rcq (UGC 6930) on Supernovae 2020 Page >>

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