David's Astronomy Pages
CCD Images - Session 441 (2011-01-08)

Objects Session Notes
Bullet NGC 2406 & NGC 2407 - Elliptical Galaxies
Bullet Variable Stars
Bullet Photometric Monitoring - Variables
- RX And, W And, TT Ari, CI Cyg, S Cyg, SS Cyg, U Gem, FU Ori, DY per, GK Per, FG Sge, V Sge, WZ Sge

xxx   attempts (failed due to wind)

Bullet Astrometric Monitoring - Nearby Stars
- Ross 248 (HH And), 61 Cyg, Groombridge 1618. Giliese 412, Teegardens Star 

 

- Late Evening  session (2.9 hrs), partially affected by wind vibration
- Session operated under semi-automated control, with remote monitoring from indoors computer. 
- Ambient Temperature: -5.0 deg C  (minimum)
- CCD operation -30 degC (at 60% average cooling).  
- main objectives of the session was to acquire images of selected project stars for ongoing photometric analysis.

NGC 2406 & NGC 2407 - Elliptical Galaxies

NGC 2406 & NGC 2407 (Gemini)

Image
CCD Image (50% size)
3 x 120s exposure (average combine), 3x3 binning, C Filter
2010-12-25  20:19h UT (#441177-79)
12" LX200R  (at f/9.7) + ST-10XME

 

NGC 2406 & NGC 2407 - negative image

Image
Negative CCD Image (50% size)
Image details as above

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Variable Stars

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