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OCCULTATION OF TYC 0318-00244-1 BY 18 Melpomene
2008 May 18


A 10.62 second occultation was recorded by Hristo Pavlov, using video technique.

View the updated prediction.

Observers:
  1(M) D Gault,Silverdale, NSW,AU
  2(M) D Gault,Hawkesbury Heights, NSW,AU
  3    H Pavlov,Sutton Forest, NSW,AU   
  4(P) Predicted  13 April                  

Melpomene occultation - 2008 May 18

Discussion:

The circle above is plotted at the expected 140 km diameter of Melpomene. With nearby misses observed by Dave Gault as a constraint we can be confident that Hristo was north of the central line of the event.

Observational Data:

Observation details for MP (18) Melpomene
By Star              TYC 0318-00244-1 
On 2008-05-18  at 12:56:30.0
_______________________________

Observer   Dave Gault
Location   Silverdale
Longitude  +150:35:36.9
Latitude   -33:55:18.6
Altitude   203 m
Datum      WGS84
Telescope SCT including Cass and Mak
Apperture   20 cm
Seeing     Steady Clear
Timing     GPS - time inserted Video with frame analysis

Missed

Comments: Watec WAT-120-N Camera.  Exposure intergration of 8 images = 0.32 sec duration. Either it was a clean miss or I simply didn't detect the expected 0.4 magnitude drop.
_______________________________

Observer   Dave Gault
Location   Hawkesbury Heights
Longitude  +150:38:27.8
Latitude   -33:39:52.
Altitude   286 m
Datum      WGS84
Telescope Newtonian
Apperture   25 cm
Seeing     Steady Clear
Timing     GPS - time inserted Video with frame analysis

Missed

Comments: prepoint and drift through 


_______________________________

Observer   Hristo Pavlov
Location   Sutton Forest
Longitude  +150:18:38.8
Latitude   -34:33:11.7
Altitude   666 m
Datum      WGS84
Telescope SCT including Cass and Mak
Apperture   20 cm
Seeing     Slight flickering Clear
Timing     GPS - time inserted Video with frame analysis
Disappearance  12:56:32.50
Reappearance   12:56:43.12
Comments: Cold and windy, full moon 21 deg from the star

Return to 2008 occultation results



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