Three clearly observed misses were recorded for this event.

View the updated prediction.

Observers:
  1(M) R O'Keeffe, Onehwero, Tuakau, NZ
  2(M) D Watson,Thornton near Whakatane, NZ
  3(M) B Loader,Darfield,NZ
  4(P) Prediction, April 17

    

Discussion:

The circle above is plotted at the expected 11 km diameter of 1998 EK9. 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 ( 16913 ) 1998EK9
By Star              HIP HIP114115
On 2011-08-26  at 11:20:00.0

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Observer   Rory O'Keeffe
Location    Onehwero, Tuakau, NZ
Longitude  +174:54
Latitude   -37:19
Altitude   195 m
Datum      WGS84
Telescope SCT including Cass and Mak
Aperture   28 cm
Seeing     Slight flickering Clear
Camera Type  Other non integrating        PAL/CCIR
Camera Delay 0
Timing     GPS - time inserted

Missed

Comments: Camera is a Watec 902H Easy star to find close to Fomalhaut

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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     Strong flickering Clear
Camera Type  PC164C         PAL/CCIR
Camera Delay 0
Timing     GPS - time inserted Video with frame analysis

Missed

Comments: Poor seeing with some possible transparency variation
Report prepopulated by IOTA Reporting Add-in for OW ver.1.6

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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     Steady Clear
Camera Type
Camera Delay
Timing     Tape Recorder + time signal Visual, no PE applied

Missed

Comments: