David's Astronomy Pages CCD Images - Session 694 (2019-09-15)

Images (S693)

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Images (S695)

Objects

Session Notes

None     Variable Stars (photometric monitoring)   - RX And, Z And, R CrB, SS Her, U Her, BL Lac, CY Lr, FO Ori, FG Sge, RR Tau, SU Tau     Nearby Stars (astrometric monitoring)  - Barnards Star, 61 Cyg, EV Lac

- Full night session (6.6 hours) Session operated in fully automated mode with some  interventions & monitoring during the first half of the session - Main aim of the session was to aquire images of a range of deep sky targets and one or two comets Conditions relatively good, but interruptions due to cloud later in session.  Bright sky , moon at 95% phase     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature:  Falling  to 10°C (min). Outdoors 9°C (min) (Dew heaters on manual,  45%) - CCD Temperature:  -10°/-15°C  (61 / 65% av. power) - Notes from 2019-09-15 >>