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OCCULTATION OF UCAC4 303-230691 BY 165 Loreley
2014 July 15


A 11.7 second occultation was recorded by Brian Loader, using video OSD technique.

Two clearly observed misses were recorded for this event.

View the updated prediction.

Observers:
  1(M) D Watson,Thornton near Whakatane, NZ 
  2(M) G McKay,Blenheim, New Zealand        
  3    B Loader,Darfield,NZ                 
  4(P) Prediction, 9 July                   


        

Loreley occultation__ 2014 July 15

Discussion:

The circle above is plotted at the expected 208 km diameter of Loreley. With only one chord it is not possible to determine whether Brian was north or south of the central line of the event.

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

Loreley occultation__ 2014 July 15

Observational Data:


Observation details for MP ( 165 ) Loreley
By Star              UCAC4 303-230691
On 2014-07-15  at 06:58:35.0

_______________________________

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  Visual         Other
Camera Delay 0.5
Timing     Tape Recorder + time signal Visual, no PE applied

Missed

Comments: some wind shaking the telescope from time to time 
but did not upset the stability of the star,  

_______________________________

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     Slight flickering Clear
Camera Type  WAT120N        AAV-PAL
Camera Delay -0.11
Timing     GPS - time inserted Video with frame analysis
Disappearance  06:58:12.72
Reappearance   06:58:24.44
Comments:  Lightcurve from 06:57:34 to 06:59:02 by Tangra v3.1.7 
using AperturePhotometry/BackgroundMedian. 
Analysis by AOTA v4.1.1.3. 
Report prepopulated by IOTA Reporting Add-in for OW ver.1.8

_______________________________

Observer   Graeme McKay
Location   Blenheim, New Zealand
Longitude  +173:57
Latitude   -41:32
Altitude   18 m
Datum      WGS84
Telescope SCT including Cass and Mak
Aperture   28 cm
Seeing     Slight flickering Clear
Camera Type  WAT120N+       PAL/CCIR
Camera Delay -0.19
Timing     GPS - time inserted Video with frame analysis

Missed

Comments:   Report prepopulated by IOTA Reporting Add-in for OW ver.1.8


        

Return to 2014 occultation results



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