Graze logo

OCCULTATION OF UCAC2 22570151 BY 54 Alexandra
2014 September 26

A 9.8 second occultation was recorded by Bill Hanna, using Video OSD technique.

No clearly observed misses were recorded for this event.

View the updated prediction.

  1    W Hanna,Alice Springs, Australia     
  2(P) Prediction, 27 Aug                   


Alexandra occultation__ 2014 September  26


The circle above is plotted at the expected 160 km diameter of Alexandra. With only one chord it is not possible to determine whether Bill was north or south of the central line of the event. Nor can we be sure of the scale of the DAMIT 3D image

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

Alexandra occultation__ 2014 September  26

Observational Data:

Observation details for MP ( 54 ) Alexandra
By Star              UCAC2 22570151
On 2014-09-26  at 13:10:00.0


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
Disappearance  13:10:01.45
Reappearance   13:10:10.82
Comments: Gamma 1.0, gain 29dB Calm, 22C. 

Return to 2014 occultation results

[Site Map] [What's an Occultation?]
[Total Occultations] [Grazing Occultations] [Planetary Occultations] [Jovian Satellite Eclipses]
[Timing Occultations] [Reporting Observations] [Coming Events] [Software]
[About Us] [Publications] [Membership] [Links]

[Top of Page][Return to Home Page]