Session Data Date: 05/09/2023 Time: 21:18 – 03:07 UT Seeing: II. Good – Slight Transparency: III. Clear with slight haze Temp: 17.1C, Air Pressure: 1019mb, Humidity: 94%, Dew Point: 16.1C, Wind Speed: 5mph SQM: 18.77 Scope: Altair 250mm RC f/5.3 Camera: ZWO ASI 183MM Pro, No Filter. Dark subtracted and Flat fielded. Session Notes: Started this session with the scope in f/8 mode in the hope of doing some EAA while I wait for…
EAA Observing Session 2, September
Session Data Date: 02/09/2023 Time: 21:20 – 01:53 UT Seeing: II. Good – Slight Transparency: III. Clear with slight haze Temp: 14.9C, Air Pressure: 1026mb, Humidity: 94%, Dew Point: 13.9C, Wind Speed: 1mph SQM: 18.77 Scope: Altair 250mm RC f/5.3 Camera: ZWO ASI 183MM Pro, Baader 35nm Ha, Dark subtracted and Flat fielded. Session Notes: Trying for a night of purely EAA. I realised after the first observation that I had left in the…
EAA Observing Session 15, August
Session Data Date: 15/08/2023 Time: 21:13 – 00:52 UT Seeing: II. Good – Slight Transparency: II. Clear with some cloud Temp: 12.4C, Air Pressure: 1025mb, Humidity: 95%, Dew Point: 11.7C, Wind Speed: 1mph SQM: 18.77 Scope: Altair 250mm RC f/5.3 Camera: ZWO ASI 183MM Pro, Baader 35nm Ha, Dark subtracted and Flat fielded. Session Notes: NGC1746, Collinder 57 This is being observed as Collinder 402 as part of my Collinder Cluster observing program. North…
EAA Observing Session: Comet C/2023 E1
Session Data Date: 06/08/2023 Time: 22:25 – 23:11 UT Seeing: III. OK – Moderate Transparency: II. Clear with some cloud Temp: 12.3C, Air Pressure: 1025mb, Humidity: 95%, Dew Point: 11.7C, Wind Speed: 4mph Scope: Altair 250mm RC f/5.3 Camera: ZWO ASI 183MM Pro, No filter, Dark subtracted and Flat fielded. Session Notes: Just a quick look at C/2023 E1 before going on to start imaging M17 for the first time. I’m not sure what…
Imaging Session: Comet 12P Pons-Brooks
Session Data Date: 03/08/2023 Time: 21:35 – 22:24 UT Seeing: II Good Transparency: II Clear with some cloudClear with slight haze Temp: 14.1C, Air Pressure: 1019mb, Humidity: 93%, Dew Point: 12.8C, Wind Speed: 8mph Scope: Altair 250mm RC f/5.3 Camera: ZWO ASI 183MM Pro, No filter, Dark subtracted and Flat fielded. Session Notes: Just slapped on the camera after having fitted some new adjustable extension tubes for spacing. Took 20 x 30 second darks to…
Imaging Session NGC6888 – 21-24 June
Session Data Taken over three nights between 21 and 34 of June. Scope: Altair 250mm RC f/5.3 Camera: ZWO ASI 183MM Pro, Baader 35nm Ha, Dark subtracted and Flat fielded. Total of 160 x 120 sec subs. Session Notes: Conditions over these three nights were not perfect with transparency ranging from poor to average. This was really a more long term test of the ASI 183MM PRO camera and to see how the non guided…
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