Objects

Session Notes

M61 - Spiral Galaxy Astrometric & Photometric Monitoring - SS Cyg, U Gem  (dwarf nova) - U And, W And (mira) - BL Lac (blazar) - RX And, Eps Aur, KR Aur, Zet Aur, R CrB, RZ LMi, CY Lyr, U Mon, CN Or, RU Peg, DY Per, GK Per, RR Tau, ER UMa (variables) - Ross 248, 61 Cyg (nearby stars)

- All night session  (11.4 hrs) operated largely under automated control.  - Ambient Temperature -2 degC falling to -4 degC(minimum)  - CCD operation of -25 degC (at 62% average cooling), followed by -30 degC (at 66%) - main objective of the session was  to acquire images of key selected stars for ongoing photometric and astrometric analysis.  - Library of dark frames (2x2 binning, -30deg C) was collected at the end of the session -