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Two chords were recorded using video OSD technique.
One clearly observed miss was recorded for this event.
View the TT14 prediction.
Observers: 1 B Loader,Darfield,NZ 2 S Parker,Oxford,NZ 3(M) J Broughton,Reedy Creek, QLD, AU 4(P) Prediction, 30 July
Discussion:
The ellipse above is plotted at the best fit axis ratio as determined by Occult. This is slightly smaller than predicted. With two chords we can be confident of the path of Pompeja and that it was north of the predicted line.
The figure below shows Stu Parker's Tangra light curve of the occultation analysed with AOTA.
The figure below shows Brian Loader's Tangra light curve of the occultation analysed with AOTA.
Observational Data:
Observation details for MP ( 203 ) Pompeja By Star UCAC4 316-184475 On 2014-08-20 at 08:22:17.0 _______________________________ Observer B. Loader Location Darfield,NZ Longitude +172:06 Latitude -43:28 Altitude 210 m Datum WGS84 Telescope SCT including Cass and Mak Aperture 25 cm Seeing Slight flickering Clear Camera Type WAT120N+ AAV-PAL Camera Delay -0.35 Timing GPS - time inserted Video with frame analysis Disappearance 08:20:33.80 Reappearance 08:21:16.20 Comments: Lightcurve from 08:15:36 to 08:28:29 by Tangra v3.1.10 using AperturePhotometry/BackgroundMedian. Analysis by AOTA v4.1.1.4. Report prepopulated by IOTA Reporting Add-in for OW ver.1.8 _______________________________ Observer Stuart Parker Location Oxford,NZ Longitude +172:13 Latitude -43:18 Altitude 221 m Datum Telescope SCT including Cass and Mak Aperture 30 cm Seeing Slight flickering Clear Camera Type WAT120N+ PAL/CCIR Camera Delay -0.67 Timing GPS - time inserted Video with frame analysis Disappearance 08:19:11.77 Reappearance 08:19:36.86 Comments: Comments: Lightcurve from 08:15:36 to 08:28:29 by Tangra v3.1.10 using AperturePhotometry/BackgroundMedian. Analysis by AOTA v4.1.1.4. Report prepopulated by IOTA Reporting Add-in for OW ver.1.8 _______________________________ Observer John Broughton Location Reedy Creek, QLD, AU Longitude +153:23 Latitude -28:06 Altitude 66 m Datum WGS84 Telescope SCT including Cass and Mak Aperture 25 cm Seeing Steady Clear Camera Type WAT120N+ PAL/CCIR Camera Delay -0.35 Timing GPS - time inserted Video with frame analysis Missed Comments: