David's Astronomy Pages CCD Images - Session 689 (2019-09-03)

Images (S688)

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Images (S690)

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Session Notes

None     Variable Stars (photometric monitoring)   - None     Nearby Stars (astrometric monitoring)  - None

- Full night session. Session operated in fully automated mode without any interventions or monitoring - Main aim of the session was to try to capture some images if clouds cleared in the early morning (~03:00) In the event the skies were cloud the whole night  break a full night of general observing with a mix of variable stars, nearby stars, comets and deep sky targets.     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature:  Falling  to 7.5°C (min) Outdoors 1°C cooler than Observatory) (Dew heaters on manual,  50% & 80%) - CCD Temperature:  -15°C  (67% av. power) - Notes from 2019-09-03 >>