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David SwanParticipantHello,
I have a few ASI cameras and am familiar with ASIcap. I’ve been using the Studio suite for (I think it’s) two weeks now, but am not impressed with the live stacking app (issues around autocalibr with flats and darks) or the Img app (not configurable enough). I would get started with ASIcap for your 290mc: that app is just a little bit more configurable with regard to setting gain and offset etc. Once you get familiar with it, you’ll be able to capture both high frame rate planet videos and image stacks for things like small bright DSOs. I’m happy to put together a brief walkthrough if you wish.
David SwanParticipantT2 is in closest conjunction with the Double Cluster over the next few days. Managed to capture an image this evening during a break in clouds. I’ve finally got the ASI294MC spacing right for my Hyperstar. It has only taken a year’s work, on and off!
David SwanParticipantQuite.
David SwanParticipantThis argument is analogous to that been grammar descriptivists and prescriptivists. Oliver Kamm did, for some years, lay into the latter in his characteristically trenchant style in the Pedant column of The Times. IMHO, the community overwhelming thinks that 2020 is the first year of the new decade, and therefore it is the first year of the new decade. We are not talking about constants of the universe here. Nonetheless, I am willing to tolerate pedants who think otherwise. This isn’t Twitter 😉
David SwanParticipantIt was unexpectedly clear for a period this evening. I caught the comet with a 200mm lens: 50 x 10s. 2020/01/21 21:40.
David SwanParticipantYes, great to hear you got a good view Andrew. I imagine the high altitude of T2 is really helping evening visual observers.
David SwanParticipantVery nice, Robin. I was disappointed not to pick up the green outer coma with my OSC cam and Hyperstar last time, particularly with the comet being so nicely placed at the moment. But it is clear in your spectrum.
7 January 2020 at 7:24 pm in reply to: BAA 2020: Highlighting Women in Astronomy From BAA President Alan Lorrain #581875
David SwanParticipantThe National Science Foundation has announced the LSST is now named the Vera C. Rubin Observatory.
David SwanParticipantThanks Robin.
David SwanParticipantI thought that they covered the item reasonably well too. Hopefully everyone will be gazing south later this evening, peering through the firework smoke to look at Orion’s right shoulder…
David SwanParticipantNot that often a variable star is featured on the BBC Radio 4 six o’clock news!
David SwanParticipantIt just doesn’t jump out of my skies. Whilst eta Ori is visible, it is so much less prominent than the belt stars that the arrow pattern does not emerge naturally in my mind. I think that Betelgeuse, Bellatrix and Rigel also frame the middle stars to be perceived as a belt.
David SwanParticipantThanks David. The clouds are forecast to part this evening…. If they do, I will look for the arrow asterism. I have never thought this myself or even been told about it prior to your post.
David SwanParticipantFollowing on from Paul. Defo Bennett. Print 6, morning of 11 Apr 1970; print 7, morning of 10 Apr 1970. I may be wrong, but the bright star to the right of the comet in print 6 may be omicron And, with 2 And even further to the right.
David SwanParticipant
David SwanParticipant8P/Tuttle in Nov 1966?
David SwanParticipantFollowing on from Paul:
I suggest this is C/1969 Y1 (Bennett) at around 1970/04/12 02:00 UT.
David SwanParticipantI suggest this is C/1956 R1 (Arend-Roland) at approx 1957/05/20 01:00 UT. Sky Safari places the comet at that time 07 04 55 +63 26 46 J2000.
David SwanParticipantI suggest this is 96P/Machholz 1 at approx 1970/06/04 23:00 UT
David SwanParticipantPeter, I’ve had a look in Sky Safari and you are right.
P2, the brightest star in the frame is Segin, epsilon Cas
P3, ” ” gamma Cas
P4, ” ” gamma Cas
Nicely placed comets!
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