David's Astronomy Pages CCD Images - Session 576 (2014-12-22)

Images (S575)

Images Sessions

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Images (S577)

Objects	Session Notes
None     Photometric Monitoring - Variables   IW And, RX And, U And, W And, Z And, TT Ari, FS Aur, KR Aur, S Cyg, SS Cyg, BL Lac, SZ Lyn, DY Per, GK Per, UV Per CI Cyg attempt (failed due to poor astrometric link) ER UMa attempt (aborted due to cloud)     Astrometric Monitoring - Nearby Stars   HH And, 61 Cyg, Groombridge 34, EV Lac, Teegarden's Star	- Evening session (2.7 hrs duration).   - Session operated under semi-automated control, with remote monitoring from indoors computer.   - Ambient Temperature:  Temperature falling to minimum of 1.0 degC by end of session. - CCD operation -30 degC (at 78% average cooling).  - Main objectives of the session was to monitor selected variable stars & nearby stars. -   -

Variable Stars

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