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A 4.48 second occultation was recorded by Andrew Walker, using video OSD technique.
Two clearly observed misses were recorded for this event.
View the updated prediction.
Observers:
1 A Walker,Tauranga / New Zealand
2(M) D Watson,Thornton near Whakatane, NZ
3(M) B Loader,Darfield,NZ
4(P) Prediction, IOTA, July 29
Discussion:
The circle above is plotted at the expected 67 km diameter of Merope. With only one chord it is not possible to determine whether Andrew was north or south of the central line of the event.
The figure below shows the Limovie/Tangra light curve of the occultation.
Observational Data:
Observation details for MP ( 1051 ) Merope
By Star UCAC2 34715681
On 2011-08-07 at 09:26:04.0
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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 Clear
Camera Type WAT120N PAL/CCIR
Camera Delay 0.33
Timing GPS - time inserted Video with frame analysis
Missed
Comments: Report prepopulated by IOTA Reporting Add-in for OW ver.1.6
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Observer Andrew Walker
Location Tauranga / New Zealand
Longitude +176:09
Latitude -37:42
Altitude 11 m
Datum WGS84
Telescope Newtonian
Aperture 30 cm
Seeing Strong flickering Clear
Camera Type
Camera Delay
Timing GPS - time inserted Video, photo or photoelectric
Disappearance 09:25:16.13
Reappearance 09:25:20.61
Comments: Magnification unknown, 12 inch f5 using the WATEC 120N camera.
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Observer Diana Watson
Location Thornton near Whakatane, NZ
Longitude +176:51
Latitude -37:55
Altitude 3 m
Datum Other
Telescope SCT including Cass and Mak
Aperture 200 cm
Seeing Slight flickering Clear
Camera Type
Camera Delay
Timing Tape Recorder + time signal Visual, no PE applied
Missed
Comments: Bright moonlight. Target star very faint, difficult to monitor,
but certain no drop in magnitude.