|
This was a transPacific event with 17 stations registered in Occult Watcher by observers in USA and NZ. Sadly both areas had extensive cloud and only 1 Positive and 4 clearly observed misses were recorded.
View the IOTA prediction.
Observers: 1(M) C McPartlin,Santa Barbara, CA 2(M) D Watson,Thornton near Whakatane, NZ 3(M) B Dunford,Naperville, IL 4 D Dunham,Macon, MO 5(P) Predicted Centerline w/Time 6(M) A Pennell,Dunedin, NZ
Discussion:
The circle above is plotted at the expected 134 km diameter of Lampetia. With one positive chord and a nearby miss we can be sure of the path and that the path was south of the predicted line.
Observational Data:
Observation details for MP ( 393 ) Lampetia By Star TYC 1725-00015-1 On 2014-08-24 at 10:16:30.0 _______________________________ Observer Chuck McPartlin Location Santa Barbara, CA Longitude -119:47 Latitude +34:27 Altitude 51 m Datum WGS84 Telescope Refractor Aperture 13 cm Seeing Slight flickering Thin cloud < 2 Camera Type WAT120N NTSC/EIA Camera Delay -0.559 Timing GPS - time inserted Video, photo or photoelectric Missed Comments: Gain was 12/15, gamma was Hi. Clouds moving in. _______________________________ 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 Visual Other Camera Delay 0.5 Timing Tape Recorder + time signal Visual, no PE applied Missed Comments: Did not see joining as found star late, though no cloud, the star was very low and air contained a lot of pollen so seeing poor and I was unable to get an accurate parting of star and asteroid. _______________________________ Observer Bob Dunford Location Naperville, IL Longitude -88:07 Latitude +41:45 Altitude 233 m Datum WGS84 Telescope SCT including Cass and Mak Aperture 20 cm Seeing Slight flickering Thin cloud < 2 Camera Type WAT120N+ NTSC/EIA Camera Delay -0.159 Timing GPS - time inserted Video with frame analysis Missed Comments: Report prepopulated by IOTA Reporting Add-in for OW ver.1.8 _______________________________ Observer David Dunham Location Macon, MO Longitude -92:27 Latitude +39:42 Altitude 267 m Datum WGS84 Telescope Refractor Aperture 12 cm Seeing Steady Clear Camera Type PC164C NTSC/EIA Camera Delay 0 Timing GPS - other linking Video, photo or photoelectric Disappearance 10:09:39.23 Reappearance 10:09:57.59 Comments: Maxi remote station #5 in back of KLTI radio bldg., in grassy area, light dew on objective upon return degraded the recording some. IOTA-VTI calibration before at 7:28 & 9:40 UT (event -2.6h and -0.5h) and after at 10:34 UT (event +0.4h). Location about 1km N of predicted center. Expected mag. drop 0.8 (0.6 R), star mag. 11.1 (10.9 R) with Lampetia mag. 11.1. _______________________________ Observer Ash Pennell Location Dunedin NZ Longitude +179:29 Latitude -45:52 Altitude 136 m Datum WGS84 Telescope SCT including Cass and Mak Aperture 35 cm Seeing Strong flickering Clear Camera Type WAT120N PAL/CCIR Camera Delay -0.11 Timing GPS - time inserted Video with frame analysis Missed Comments: very low