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OCCULTATION OF UCAC4 285-116068 BY 164 Eva
20171010


A 4 second occultation was recorded by Dave Herald, using an SCT Telescope and Watec 910BD camera.

A 3 second occultation was recorded by John Newman, using an SCT Telescope and Watec 910BD camera.

View the IOTA update.

Observers:
  1    D Herald, Murrumbateman, New South Wales, Australia     
  2    J Newman, Flynn, Australian Capital Territory, Australia              
  3(P) Prediction


       

Eva occultation__ 20171010

Discussion:

The DAMIT model above is plotted at the expected diameter of Eva. The model has been plotted to fit the observed chords.

The event appears to have been north of the predicted path.

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

Herald:

Eva occultation__ 20171010

Newman:

Eva occultation__ 20171010

Observational Data:


Observation details for MP ( 164 ) Eva
By Star              UCAC4 285-116068
On 2017-10-10  at 09:12:45.0

_______________________________

Observer   Dave Herald
Location   Murrumbateman, NSW, Australia
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  Watec 910BD    PAL/CCIR      
Camera Delay 
Timing     GPS - time inserted Video with frame analysis
Disappearance  09:12:41.13
Reappearance   09:12:44.53
Comments:  Lightcurve from 09:11:15 to 09:13:55 by Tangra v3.6.9 using
AperturePhotometry/AverageBackground. Analysis by AOTA v4.3.4.0.
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   41 cm
Seeing     Slight flickering Clear 
Camera Type  Watec 910BD    PAL/CCIR      
Camera Delay 
Timing     GPS - time inserted Video with frame analysis
Disappearance  09:12:40.91
Reappearance   09:12:44.36
Comments:  Lightcurve from 09:12:31 to 09:13:00 by Tangra v3.6.9 using
AperturePhotometry/AverageBackground. Analysis by AOTA v4.3.4.0.
Report prepopulated by IOTA Reporting Add-in for OW ver.1.8

        

Return to 2017 occultation results



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