Cora»Occultation

2023-12-28 / UCAC4 570-019837 / (186389) 2002 JL117

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Deborah Smith	O-	CCD	M235	ES	NTP	20:39:04			20:43:04

UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

1 observation found in db: sodis

Available (probably) matching predictions (click on the link to switch):

JPL#33 : 4ff651c0-ddb4-11f0-547e-2b3d45f975db [db: observed]

Using prediction 4ff651c0-ddb4-11f0-547e-2b3d45f975db for map and profile fit

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Event Details
Occultation UUID [and DB] : 4ff651c0-ddb4-11f0-547e-2b3d45f975db [observed] Occultation Date + Time : 2023-12-28 at 20:36:32 UT +/- 0.02 min [1] Object Designation : (186389) 2002 JL117 Orbit Class : MBA Star Designation : GDR3 3427751139091849600 Star Coordinates (ICRF) : RA = 05 46 36.6602, DE = +23 53 52.978 [2] Star Magnitudes : G = 12.16 mag, RP = 11.25 mag, BP = 13.03 mag Object Magnitude : V = 19.25 mag Estimated Magnitude Drop : 7.1 mag Estimated Max. Duration : 0.2 sec Object Mean Diameter : 3.5 km (src: astorb) Speed of the shadow : 14.6 km/s Elongation to Moon & Sun : 31° (sunlit = 97%), Sun = 170° Cross-track uncertainty : 5.0 mas = 7 km = 2.13 path-width (1-sig) RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#33 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 4ff651c0-ddb4-11f0-547e-2b3d45f975db [observed] Occultation Date + Time : 2023-12-28 at 20:36:32 UT +/- 0.02 min [1] Object Designation : (186389) 2002 JL117 Orbit Class : MBA Star Designation : GDR3 3427751139091849600 Star Coordinates (ICRF) : RA = 05 46 36.6602, DE = +23 53 52.978 [2] Star Magnitudes : G = 12.16 mag, RP = 11.25 mag, BP = 13.03 mag Object Magnitude : V = 19.25 mag Estimated Magnitude Drop : 7.1 mag Estimated Max. Duration : 0.2 sec Object Mean Diameter : 3.5 km (src: astorb) Speed of the shadow : 14.6 km/s Elongation to Moon & Sun : 31° (sunlit = 97%), Sun = 170° Cross-track uncertainty : 5.0 mas = 7 km = 2.13 path-width (1-sig) RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#33 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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