Objects

Session Notes

NGC 6712 - Globular Cluster     Photometric Monitoring - Variables - U And, W And, Z And,  R CrB, AM CVn, CI Cyg, SS Cyg - AM Her, SS Her, U Her, BL Lac, DY per, GK Per,  - U Sge, V Sge, ER UMa, SU UMa     Photometric Monitoring - Nearby Stars - Barnards Star, 61 Cyg, Gliese 412,  - Groombridge 1618, Groombridge 1830

- Night time session (3.1 hrs). Generally clear sky. Moon in East/SouthEast Sky.  Rather poor seeing, becoming very poor towards end of session - Operated in partly observatory under semi-automated control with remainder under semi-automated control with remote monitoring. - Ambient Temperature  Initially 13 deg C falling rapidly to 9 deg C  - CCD operation -20 degC (at 73% average cooling).   - main objective of the session was to acquire images of key selected stars for ongoing photometric and astrometric analysis.