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An 8 second occultation was recorded by Dave Gault, using an SCT Telescope and Watec 910BD camera.
A 7 second occultation was recorded by Dave Herald, using an SCT Telescope and Watec 910BD camera.
1 miss was recorded for this event.
View the IOTA update.
Observers: 1 D Gault, Hawkesbury Heights, New South Wales, Australia 2 D Herald, Murrumbateman, New South Wales, Australia 3(M) J Newman, Canberra, Australian Capital Territory, Australia 4(P) Prediction
Discussion:
The ellipse above is plotted at the expected diameters of Ennomos. The model has been plotted to fit the observed chords.
The event appears to have been north of the predicted path.
The figures below show the Tangra light curve of the occultation.
Gault:
Herald:
Observational Data:
Observation details for MP ( 4709 ) Ennomos By Star UCAC4 304-067390 On 2018-02-04 at 17:59:18.0 _______________________________ Observer Dave Gault Location Hawkesbury Heights, NSW, AU Longitude +150:38 Latitude -33:39 Altitude 286 m Datum WGS84 Telescope SCT including Cass and Mak Aperture 30 cm Seeing Steady Clear Camera Type Watec 910BD PAL/CCIR Camera Delay Timing GPS - time inserted Video with frame analysis Disappearance 17:59:14.23 Reappearance 17:59:21.99 Comments: Lightcurve from 17:58:44 to 17:59:45 by Tangra v3.6.15 using AperturePhotometry/AverageBackground. Analysis by AOTA v4.5.3.8. Report prepopulated by IOTA Reporting Add-in for OW ver.1.9 _______________________________ Observer Dave Herald Location Murrumbateman, NSW, Australia Longitude +148:59 Latitude -34:57 Altitude 594 m Datum WGS84 Telescope SCT including Cass and Mak Aperture 40 cm Seeing Steady Clear Camera Type Watec 910BD PAL/CCIR Camera Delay Timing GPS - time inserted Video with frame analysis Disappearance 17:59:34.98 Reappearance 17:59:41.50 Comments: Lightcurve from 17:58:08 to 18:01:08 by Tangra v3.6.15 using AperturePhotometry/AverageBackground. Analysis by AOTA v4.5.3.9. Report prepopulated by IOTA Reporting Add-in for OW ver.1.9 _______________________________ Observer John Newman Location Canberra, ACT, Au Longitude +149:02 Latitude -35:11 Altitude 657 m Datum WGS84 Telescope SCT including Cass and Mak Aperture 40 cm Seeing Steady Clear Camera Type Watec 910BD PAL/CCIR Camera Delay Timing GPS - time inserted Video with frame analysis Missed Comments: Report prepopulated by IOTA Reporting Add-in for OW ver.1.9