|
Four clearly observed misses were recorded for this event.
View the TT14 prediction.
Observers: 1(M) W Hanna,Alice Springs, Australia 2(M) B Loader,Darfield,NZ 3(M) D Herald,Murrumbateman, NSW, AU 4(M) J Newman,Flynn, ACT, AU 5(P) Prediction, TT14, 29 April
Discussion:
The circle above is plotted at the expected 74 km diameter of Gedania. With no positive chords we cannot say where the actual path was, so the circle has been plotted on the predicted path.
Observational Data:
Observation details for MP ( 764 ) Gedania By Star UCAC4 349-158491 On 2014-05-20 at 15:09:12.0 _______________________________ Observer William Hanna Location Alice Springs, Australia Longitude +133:53 Latitude -23:42 Altitude 584 m Datum WGS84 Telescope SCT including Cass and Mak Aperture 20 cm Seeing Steady Clear Camera Type Grasshopper Express with ADVS ADVS Camera Delay 0 Timing GPS - time inserted Video with frame analysis Missed Comments: gamma 1.0, gain 29dB The asteroid appeared to be brighter than the star, the opposite of what was predicted. _______________________________ Observer Dave Herald Location Murrumbateman, NSW, AU Longitude +148:59 Latitude -34:57 Altitude 594 m Datum WGS84 Telescope SCT including Cass and Mak Aperture 40 cm Seeing Steady Clear Camera Type WAT910BD PAL/CCIR Camera Delay -0.66 Timing GPS - time inserted Video with frame analysis Missed Comments: Lightcurve from 15:03:05 to 15:07:01 by Tangra v3.0.91 using AperturePhotometry/BackgroundMedian. Analysis by AOTA v4.1.0.30. Report prepopulated by IOTA Reporting Add-in for OW ver.1.8 _______________________________ 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 Steady Thin cloud < 2 Camera Type WAT120N+ PAL/CCIR Camera Delay -0.67 Timing GPS - time inserted Video with frame analysis Missed Comments: Uncertain, poor observing conditions. Variable thin cloud, occasional wind shake Report prepopulated by IOTA Reporting Add-in for OW ver.1.8 _______________________________ Observer John Newman Location Flynn, ACT, AU Longitude +149:02 Latitude -35:11 Altitude 657 m Datum WGS84 Telescope SCT including Cass and Mak Aperture 36 cm Seeing Steady Clear Camera Type WAT120N+ NTSC/EIA Camera Delay -0.292 Timing GPS - time inserted Video with frame analysis Missed Comments: Report prepopulated by IOTA Reporting Add-in for OW ver.1.8