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OCCULTATION OF UCAC4 349-158491 BY 764 Gedania
2014 May 20


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          


        

Gedania occultation__ 2014 May 20

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

        

Return to 2014 occultation results



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