I also forgot to mention that I displayed the .fits files with SAOimage DS 9 to read the RA/Dec. Here is the HS screenshot for the 23:19 image minima: -------------------------------------------------------- Björn Gimle, COSPAR 5919 59.2617 N, 18.6169 E, 51 m Satellite observation formats described: http://www.satobs.org/position/IODformat.html --------------------------------------------------------- 2016-09-14 13:57 GMT+02:00 Björn Gimle <bjorn.gimle_at_gmail.com>: > I forgot to add that a period of about 5.9 is a remote possibility (15 s > exposures 66s apart). > > My IOD "observations" (prime:) > 28385 04 034B 5919 G 20160911231817500 18 25 2026700+315550 55 > N 64 > 28385 04 034B 5919 G 20160911231924500 18 25 2052800+371681 55 > N 64 > (secondary:) > 28385 04 034B 5919 G 20160911231823500 18 25 2028830+322556 55 > N 64 > 28385 04 034B 5919 G 20160911231829500 18 25 2029233+323208 55 > N 64 > 28385 04 034B 5919 G 20160911231930500 18 25 2055830+375240 55 > N 64 > 28385 04 034B 5919 G 20160911231936500 18 25 2055450+374706 55 > N 64 > (and maxima:) > 28385 04 034B 5919 G 20160911231817500 18 25 2025600+313883 55 > M 60 > 28385 04 034B 5919 G 20160911231823500 18 25 2027930+321240 55 > M 60 > 28385 04 034B 5919 G 20160911231829500 18 25 2030015+324160 55 > M 60 > 28385 04 034B 5919 G 20160911231924500 18 25 2051600+370251 55 > M 60 > 28385 04 034B 5919 G 20160911231930500 18 25 2054150+373211 55 > M 60 > 28385 04 034B 5919 G 20160911231936500 18 25 2056900+380321 55 > M 60 > > > > > -------------------------------------------------------- > Björn Gimle, COSPAR 5919 > 59.2617 N, 18.6169 E, 51 m > Satellite observation formats described: > http://www.satobs.org/position/IODformat.html > --------------------------------------------------------- > > 2016-09-14 13:48 GMT+02:00 Björn Gimle <bjorn.gimle_at_gmail.com>: > >> I measured positions of max and min on the two .fits images obtained by >> submitting my .jpg to astrometry.net. >> This gave me also RA and Dec for the points. Then I created IOD files for >> these, adding roughly estimated times, >> and used HeavenSat to display the max/min "Sky/chart - Optical >> measurements". >> Then I interpolated the times from HS predicted track, and the >> observation dots. >> Note that actual prediction/obs times are not so important, since a few >> seconds, or even minutes, does not displace the track so much that the >> angular speed is noticably different. >> >> I obtained 6.49 s for the two primary minima, and the four secondary >> minima (with a spread of +-0.29s); 6.45 s for the maxima (spread +-0.13s >> with one value offset by 0.6s removed) >> The Excel sheet I created is a sort of replacement for my SYNODIC >> program, which is coded with CA-Realizer (16-bit) which I can't run in W10 >> without slight difficulty. >> >> --------------------------------------------------------- >> >> 2016-09-12 15:42 GMT+02:00 Björn Gimle <bjorn.gimle_at_gmail.com>: >> >>> ... >>> Trouble with aiming the camera gave me only two images. >>> ... >>> I may be able to produce/verify the flash period by measuring each max >>> (or min) and combining the two images. >>> ... >>> >>>> -------------------------------------------------------- >>>>> Björn Gimle, COSPAR 5919 >>>>> 59.2617 N, 18.6169 E, 51 m >>>>> Satellite observation formats described: >>>>> http://www.satobs.org/position/IODformat.html >>>>> --------------------------------------------------------- >>>>> >>>> >>>> >>> >>> >>> >> > _______________________________________________ Seesat-l mailing list http://mailman.satobs.org/mailman/listinfo/seesat-lReceived on Wed Sep 14 2016 - 07:43:32 UTC
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