David's Astronomy Pages
CCD Images - Session 806 (2020-09-05)

Objects Session Notes
Bullet M30 - Globular Cluster
   
Bullet UGC 4719 - Spiral Galaxy (PGC 25308)
   
Bullet Variable Stars (photometric monitoring)
- RX And, Z And, TT Ari, S Cyg, SS Cyg, AM Her, FU Ori, DY Per, GK Per, FG Sge, RR Tau, SU Tau, ER UMa
   
Bullet Nearby Stars (astrometric monitoring)
- HH And, 61 Cy, Groombridge 34, Teegardens Satr
  
   
- Night session (5.7 hours total). 
- Main aims of the session was acquisition of images of a selection of targets if conditions allow. 
- 12" LX200 + ST-10XME for imaging
- TS 80mm APO + ZWO ASI178MC for guiding & imaging
- Ambient Temperature: 5°C (min)
- CCD Temperature:  -15°C 
- Notes from 2020-09-05 >>
    
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M30 - Globular Cluster

M30 (Capricornus)
Taken at 9.5° altitude

Image

CCD Image (70% size, cropped)
2 x 45s exposure (average combine), 3x3 binning, C Filter
2020-09-05 22:16 UT (#806012-13)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

 

M30 - Earlier Image (2009)

Image

CCD Image (100% size, cropped)
5 x 30s sec exposure (average combine), 3x3 binning, C Filter
2009-07-28 00:26 h UT (#378204-08)
12" LX200R  (at f/5.7) + ST-10XME

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UGC 4719 - Spiral Galaxy (PGC 25308)

UGC 4719 / PGC 25308 (Ursa Major)
Flat Galaxy Atlas
 [ Flat Galaxies

Image

Annotated CCD Image (50% size, linear scale)
2 x 120s exposure (average combine), 3x3 binning, C Filter
2020-09-05 22:42 UT (#806033-34)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

 

UGC 4719 - Detail
Target taking at low altitude (18.2°) / moderate airmass (3.2) and through thin passing cloud
Galaxy is only just visible in image below

Image

CCD Image (100% size, cropped)
Image details as above
 
 Later Image of UGC 4719 (2022-02-05)

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