A 2.1 second occultation was recorded by Bil Hanna, using video OSD technique.
One clearly observed miss was recorded for this event.
View the updated prediction.
Observers: 1(M) J Broughton,Reedy Creek, QLD, AU 2 W Hanna,Alice Springs, Australia 3(P) Prediction, 31 March
The circle above is plotted at the expected 83 km diameter of Happellia. With only one chord it is not possible to determine whether Bill was north or south of the central line of the event.
The figure below shows the Limovie/Tangra light curve of the occultation.
Observation details for MP ( 578 ) Happelia By Star UCAC2 27672229 On 2013-05-06 at 13:14:28.0 _______________________________ 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 0.11 Timing GPS - time inserted Video with frame analysis Missed Comments: _______________________________ Observer William Hanna Location Alice Springs, Australia Longitude +133:53 Latitude -23:42 Altitude 581 m Datum WGS84 Telescope SCT including Cass and Mak Aperture 20 cm Seeing Steady Clear Camera Type WAT120N+ NTSC/EIA Camera Delay 0.2917 Timing GPS - time inserted Video with frame analysis Disappearance 13:17:33.97 Reappearance 13:17:36.14 Comments: StellaCam 3 (Peltier-cooled WAT120N+) used.