Dears,
First try to catch the bright spot on Neptune which was detected on Calar Alto, with my new ASI224MC, and that was a success, first time I could image details on Neptune with my backyard telescope (probably 2 spots):
That camera works quite well in infrared, I even imaged the faint Neptune with the same magnification as I use on Jupiter or Saturn!
I could update the ephemeris for the brightest spot transit:
WinJUPOS 10.2.0 (Neptune), C.M. transit times, 2015/07/20 18:31
Object longitude: L = 222,4° + 23,3313°/d * (T - 2015 Jul 16,5)
Time interval: 2015 Jul 12,0 ... 2015 Sep 01,0
Output format: Date UT (C.M. of System 1)
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2015 Jul 12 09:49 ( 127°)
2015 Jul 13 02:39 ( 143°) 19:29 ( 160°) 19:30 ( 160°)
2015 Jul 14 12:20 ( 176°)
2015 Jul 15 05:10 ( 192°) 22:01 ( 209°)
2015 Jul 16 14:51 ( 225°)
2015 Jul 17 07:42 ( 242°)
2015 Jul 18 00:32 ( 258°) 17:23 ( 274°)
2015 Jul 19 10:13 ( 291°)
2015 Jul 20 03:04 ( 307°) 19:54 ( 323°)
2015 Jul 21 12:44 ( 340°) 12:45 ( 340°)
2015 Jul 22 05:35 ( 356°) 22:25 ( 12°)
2015 Jul 23 15:16 ( 29°)
2015 Jul 24 08:06 ( 45°)
2015 Jul 25 00:57 ( 62°) 17:47 ( 78°)
2015 Jul 26 10:38 ( 94°)
2015 Jul 27 03:28 ( 111°) 20:19 ( 127°)
2015 Jul 28 13:09 ( 143°)
2015 Jul 29 05:59 ( 160°) 06:00 ( 160°) 22:50 ( 176°)
2015 Jul 30 15:40 ( 192°)
2015 Jul 31 08:31 ( 209°)
2015 Aug 01 01:21 ( 225°) 18:12 ( 242°)
2015 Aug 02 11:02 ( 258°)
2015 Aug 03 03:53 ( 275°) 20:43 ( 291°)
2015 Aug 04 13:34 ( 307°)
2015 Aug 05 06:24 ( 324°) 23:15 ( 340°)
2015 Aug 06 16:05 ( 356°)
2015 Aug 07 08:56 ( 13°)
2015 Aug 08 01:46 ( 29°) 18:36 ( 45°) 18:37 ( 46°)
2015 Aug 09 11:27 ( 62°)
2015 Aug 10 04:17 ( 78°) 21:08 ( 95°)
2015 Aug 11 13:58 ( 111°)
2015 Aug 12 06:49 ( 127°) 23:39 ( 144°)
2015 Aug 13 16:30 ( 160°)
2015 Aug 14 09:20 ( 176°)
2015 Aug 15 02:11 ( 193°) 19:01 ( 209°)
2015 Aug 16 11:52 ( 226°)
2015 Aug 17 04:42 ( 242°) 21:33 ( 258°)
2015 Aug 18 14:23 ( 275°)
2015 Aug 19 07:14 ( 291°)
2015 Aug 20 00:04 ( 307°) 16:55 ( 324°)
2015 Aug 21 09:45 ( 340°)
2015 Aug 22 02:36 ( 357°) 19:26 ( 13°)
2015 Aug 23 12:17 ( 29°)
2015 Aug 24 05:07 ( 46°) 21:58 ( 62°)
2015 Aug 25 14:48 ( 78°)
2015 Aug 26 07:38 ( 95°) 07:39 ( 95°)
2015 Aug 27 00:29 ( 111°) 17:19 ( 127°) 17:20 ( 128°)
2015 Aug 28 10:10 ( 144°)
2015 Aug 29 03:00 ( 160°) 03:01 ( 160°) 19:51 ( 177°)
2015 Aug 30 12:41 ( 193°) 12:42 ( 193°)
2015 Aug 31 05:32 ( 209°) 22:22 ( 226°) 22:23 ( 226°)
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Good luck!
Edited by Marc Delcroix, 20 July 2015 - 02:13 PM.