|
A 1.9 second occultation was recorded by Jonathan Bradshaw, using video OSD technique.
View the updated prediction.
Observers: 1 J Bradshaw,Samford,QLD,AU 2(P) Prediction, Personal
Discussion:
The circle above is plotted at the expected 74 km diameter of Letaba. With only one chord it is not possible to determine whether Jonathan was north or south of the central line of the event.
The figure below shows the Tangra light curve of the occultation.
Observational Data:
Observation details for MP (1264) Letaba By Star UCA 2U27726634 On 2011-03-31 at 17:23:57.0 _______________________________ Observer Jonathan Bradshaw Location Samford Longitude +152:50 Latitude -27:22 Altitude 80 m Datum WGS84 Telescope Newtonian Aperture 36 cm Seeing Slight flickering Fog Camera Type Camera Delay Timing GPS - time inserted Video with frame analysis Disappearance 17:24:09.10 Reappearance 17:24:11.04 Comments: Personal prediction. This was in the wee small hours with a fine layer of fog causing me to use 12 frame integration to see the target with any degree of certainty. The event was clearly seen 27 seconds after the predicted time. Whilst the time resolution was poor, it's still nice to get back in the game in 2011!