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OCCULTATION OF UCAC3_222-060280 BY 211 Isolda
2013 March 11

A 9.6 second occultation was recorded by John Broughton, using video OSD technique.

View the personal prediction. 

Observers:
  1    J Broughton,Reedy Creek, QLD, AU
  2(P) Prediction, Personal

Isolda occultation - 2013 March 11

Discussion:

The circle above is plotted at the expected 153 km diameter of Isolda. With only one chord it is not possible to determine whether John was north or south of the central line of the event.

The figure below shows the Tangra light curve of the occultation.

Isolda occultation - 2013 March 11

Observational Data: 

Observation details for MP ( 211 ) Isolda
By Star              UCAC3 222-060280
On 2013-03-11  at 09:11:43.0

_______________________________

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 0.17
Timing     GPS - time inserted Video with frame analysis
Disappearance  09:11:55.21
Reappearance   09:12:04.81
Comments:

Return to 2013 occultation results


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