David's Astronomy Pages
CCD Images - Session 814 (2020-09-28)

Objects Session Notes
Bullet C/2019 L3 (ATLAS) - Comet
Bullet C/2020 F8 (SWAN) - Comet (Attempt)
   
Bullet Berkeley 72 - Open Cluster
Bullet M35 - Open Cluster (NGC 2168)
   
Bullet NGC 2158 - Open Cluster (H VI-17)
Bullet NGC 2782 - Spiral Galaxy with Type Ia Supernova 2020scc
Bullet NGC 7722 - Spiral Galaxy with Type Ia Supernova 2020ssf
   
Bullet UGC 4052 - Elliptical Galaxy Pair (PGC 21993 & PGC 200239)
Bullet UGC 4414 - Spiral Galaxy (PGC 23700)
Bullet UGC 6930 - Spiral Galaxy with Type Ia Supernova 2020rcq
   
Bullet Variable Stars (photometric monitoring)
- CI Cyg, S Cyg, SS Cyg, AM Her, BL Lac, FU Ori, DY Per, GK Per, RR Tau

- CN Ori, NV Ori attempts failed (dome issue)
   
Bullet Nearby Stars (astrometric monitoring)
- HH And, DX Cnc, Groombridge 34
  
   
- All night session (7.4 hours total)
- Main aims of the session were the acquisition of a selection of deep sky targets, together with some variable star, nearby starand comet targets
- Dome Issues affected the delivery of final few targets
- 12" LX200 + ST-10XME for imaging
- TS 80mm APO + ZWO ASI178MC for guiding & imaging
- Ambient Temperature: 4°C (min)
- CCD Temperature:  -15°/-20°C 
- Notes from 2020-09-28 >>
    
-  
   

C/2019 L3 (ATLAS) - Comet

C/2019 L3 (ATLAS)
(passing through Cassiopeia)
Sun Distance 5.41 AU (approaching)
Earth Distance 4.89 AU (731.6 million km)
   C/2019 L3 (ATLAS)  - 2020-09-29, Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra -34.31 arcsec/hr, Dec 2.89 arcsec/hr
Image   Image
Annotated CCD Image (50% size, square root scale)
4 x 45s exposure (average combine), 3x3 binning, C Filter
2020-09-29 02:17 UT (#814144-48)
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)
Image details as left
     
Images of C/2019 L3 (ATLAS) on Comets 2020 Page >>    


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C/2020 F8 (SWAN) - Comet (Attempted Sighting)

C/2020 F8 (SWAN)
 (passing through Monoceros)

Sun Distance 2.38 AU
Earth Distance 2.22 AU (331.9 million km)
(comet's expected position shown by white circle, mag +15.5,
but no firm sighting of the comet can be made )
   C/2020 F8 (SWAN) - 2020-09-29, Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra -29.10 arcsec/hr, Dec -44.43 arcsec/hr)
Image   Image
Annotated CCD Image (50% size, square root scale)
42 x 10s exposure (average combine), 3x3 binning, C Filter
2020-09-29 02:49 UT (#814168-214)
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)
Image details as left
     
Images of C/2020 F8 (SWAN) on Comets 2020 Page >>    


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Berkeley 72 - Open Cluster

Berkeley 72 (Orion)
Berkeley Catalogue
Image
CCD Image (70% size, square root scale)
6 x 30s exposure (average combine), 3x3 binning, C Filter
2020-09-29 00:22 UT (#814052-58)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Berkeley 72 - Earlier Image (2020-09-04)
Target only partially successful with several frames lost due to cloud & poor guiding issues. 
Target to be repeated. It's unclear from image below where the centre of the star clustering is
so for time being the target offsets will be unchanged.
Image
CCD Image (70% size, square root scale)
3 x 30s exposure (average combine), 3x3 binning, C Filter
2020-09-04 01:52 UT (#804264-70)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 

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M35 - Open Cluster (NGC 2168)

M35 (Gemini)
M35 (top left) with NGC 2158 (bottom right)
4x4 Mosaic, 1 frame missing
Image
CCD Image Mosaic (21% size, linear scale)
4 x 4 Mosaic, 45s exposure, 3x3 binning, C Filter
2020-09-29 00:49 UT (#814062-90)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
[ larger image, 50% size ]
 
M35 - Detail
Image
Part of CCD Image Mosaic  (50% size, linear scale, cropped)
Image details as above
 
M35 - Earlier Image (2017)
Image
CMOS Colour Image (16% size), Live Stacking of 18 frames
3 mins (18 x 10s), Binning 1x1, Gain 400, Raw16, ROI 3096x2080 (Full)
   2017-01-18 22:43h UT, ID #22_43_46Z. Non-Guided
TS 80mm f/6 APO + ASI178MC (OSC), Mounted on 12" LX200R
Frames acquired using SharpCap (Live Stack)
Displayed using DeepSkyStacker
Larger Image (32% size)
 
M35 - Earlier Image (2003)
Image
Mosaic 5x6 CCD frames, 50 x 39 arc mins
 20 sec exposures
2003-01-04 23:33 to 23:54h UT (#37250-321)
8" LX200 + ST-7E
Missing frame is due to Telescope Failing to Move in Dec problem

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NGC 2158 - Open Cluster (H VI-17)

NGC 2158 / H VI-17 (Gemini)
NGC 2158 (bottom right) with M35 (top left)
4x4 Mosaic, 1 frame missing
Image
CCD Image Mosaic (21% size, linear scale)
4 x 4 Mosaic, 45s exposure, 3x3 binning, C Filter
2020-09-29 00:49 UT (#814062-90)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
[ larger image, 50% size ]
 
NGC 2158 / H VI-17 - Detail
Image
Part of CCD Image Mosaic  (70% size, linear scale, cropped)
45s exposure (single frame), 3x3 binning, C Filter
Image details as above
 
NGC 2158 / H VI-17 - Earlier Image (2019-02-04)
Image
CCD Image (70% size)
6 x 45s exposure (average combine), 3x3 binning, C Filter
2019-02-04 21:49 UT (#657158-64)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 2158 - Earlier Image (2004)
Image
Colour CCD Image
Red 2x60s (av), Green 2x60s, Blue 2x90s
2004-02-19, 22:53 to 23:04 h UT (#58216-23)
8" LX200 Classic + ST-7E

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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 - Detail, 2020-09-29 (T+39.2d)
Image below (2020-09-29.131) was taken 39.2 days after discovery of SN 2020scc
SN is shown by white cross hairs.  Measured SN magnitude +15.8
Image
Annotated CCD Image (100% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, C Filter
2020-09-29 03:09 UT (#814217-21)
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 >>
 
NGC 2782 - Earlier Image, 2020-04-13 (T-129.0d)
Image below (2020-04-13.885) was taken 129.0 days before discovery of SN 2020scc
No sign of any object at location of the later supernova.
Image
CCD Image (100% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, C Filter
2020-04-13 21:15 UT (#767009-13)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 

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NGC 7722 - Spiral Galaxy with Type Ia Supernova 2020ssf

NGC 7722 (Pegasus)
SN 2020ssf (Type Ia , zhost=0.013350) , TNS discovered 2020/09/06.252 by Zwicky Transient Facility (ZTF)
 (Rochester Supernova site | Andre Mantero image | )
 
NGC 7722 with SN 2020ssf -2020-09-28 (T+22.7d)
Image below (2020-09-28.910) was taken 22.7 days after discovery of SN 2020ssf
SN is shown by white cross hairs.
Image
Annotated CCD Image (125% size, log scale, cropped)
4 x 120s exposure (average combine), 3x3 binning, C Filter
2020-09-28 21:51 UT (#814010-14)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2020ssf (NGC 7722) on Supernovae 2020 Page >>
 

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UGC 4052 - Elliptical Galaxy Pair (PGC 21993 & PGC 200239)

UGC 4052 (Lynx)
Ring Galaxy, J.Lowrey List
UGC 4052A / PGC 21993 (catalog mag +15.0) 
&  UGC 4052A / PGC 200239 (catalog mag +15.1)
with adjacent galaxies
PGC 21990 (catalog mag +14.8) , PGC 21984 (catalog mag +15.3) ,  
PGC 2367559 (catalog mag +16.7) ,  PGC 2368892 (catalog mag +17.1),
PGC 2364717 (catalog mag +17.3) ,   PGC 2369301 (catalog mag +17.3)
Image
Annotated CCD Image  (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, C Filter
2020-09-29 03:49 UT (#814231-35)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
UGC 4052 - Detail
Image
CCD Image (125% size, square root scale, cropped)
Image details as above
 
 Image
 Negative CCD Image (125% size, square root scale, cropped)
Image details as above
 

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UGC 4414 - Spiral Galaxy (PGC 23700)

UGC 4414 (Cancer)
Ring Galaxy, J.Lowrey List
UGC 4414 / PGC 23700 (catalog mag +14.5) 
with adjacent galaxies
PGC 23699 (catalog mag +14.7) ,  PGC 1655783 (catalog mag +17.2) ,  
  PGC 1652432 (catalog mag +17.6), PGC 1655142 (catalog mag +18.3) , 
PGC 1653671 (catalog mag +18.3)
Image
Annotated CCD Image  (50% size, square root scale)
4 x 180s exposure (average combine), 3x3 binning, C Filter
2020-09-29 04:10 UT (#814238-42)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
UGC 4414 - Detail
Image
CCD Image (100% size, square root scale, cropped)
Image details as above
 
 Image
 Negative CCD Image (100% size, square root scale, cropped)
Image details as above
 
UGC 4414 - Earlier Image (2006)
Image
CCD Image (Linear Scale)
5 x 2 min (average combine), 2x2 binning, C filter
2006-01-03 20:34h UT (#109102-06)
8" LX200 Classic + ST-7E
 

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UGC 6930 - Spiral Galaxy with Type Ia Supernova 2020rcq

UGC 6930 with SN 2020rcq (Ursa Major)
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 - Detail, 2020-09-29 am (T+51.0d)
Image below (2020-09-29.145) was taken 51.0 days after discovery of SN 2020rcq
SN is shown by white cross hairs.  Measured SN magnitude +13.1
Image
Annotated CCD Image (100% size, square root scale, cropped)
5 x 120s exposure (average combine), 3x3 binning, C Filter
2020-09-29 03:29 UT (#814224-28)
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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