Cora»Occultation

2022-12-29 / UCAC4 578-019780 / (121642) 1999 VJ227

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Simon Kidd	O+	VID	M350	GB	GPS	23:23:00	23:24:06.670	23:24:07.150	23:25:00	0.13	0.13	0.48	7.2

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#32 : 41035fb0-ddb3-11f0-547e-52dbbe67a10f [db: observed]

Using prediction 41035fb0-ddb3-11f0-547e-52dbbe67a10f for map and profile fit

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Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : 41035fb0-ddb3-11f0-547e-52dbbe67a10f [observed] Occultation Date + Time : 2022-12-29 at 23:25:58 UT +/- 0.02 min [1] Object Designation : (121642) 1999 VJ227 Orbit Class : MBA Star Designation : GDR3 3428995756194131072 Star Coordinates (ICRF) : RA = 05 49 36.6367, DE = +25 28 28.913 [2] Star Magnitudes : G = 13.36 mag, RP = 12.5 mag, BP = 14.13 mag Object Magnitude : V = 18.13 mag Estimated Magnitude Drop : 4.8 mag Estimated Max. Duration : 0.3 sec Object Mean Diameter : 4.6 km (src: astorb) Speed of the shadow : 15.1 km/s Elongation to Moon & Sun : 81° (sunlit = 49%), Sun = 169° Cross-track uncertainty : 5.0 mas = 6 km = 1.39 path-width (1-sig) RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#32 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 41035fb0-ddb3-11f0-547e-52dbbe67a10f [observed] Occultation Date + Time : 2022-12-29 at 23:25:58 UT +/- 0.02 min [1] Object Designation : (121642) 1999 VJ227 Orbit Class : MBA Star Designation : GDR3 3428995756194131072 Star Coordinates (ICRF) : RA = 05 49 36.6367, DE = +25 28 28.913 [2] Star Magnitudes : G = 13.36 mag, RP = 12.5 mag, BP = 14.13 mag Object Magnitude : V = 18.13 mag Estimated Magnitude Drop : 4.8 mag Estimated Max. Duration : 0.3 sec Object Mean Diameter : 4.6 km (src: astorb) Speed of the shadow : 15.1 km/s Elongation to Moon & Sun : 81° (sunlit = 49%), Sun = 169° Cross-track uncertainty : 5.0 mas = 6 km = 1.39 path-width (1-sig) RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#32 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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