Cora»Occultation

2025-11-17 / UCAC4 590-043404 / (90128) 2002 XL81

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	William Stewart	O-	VID	M279	GB	GPS	04:03:05	::	::	04:05:05

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#43 : bcf3a350-ddb8-11f0-547e-28e0d6d772f3 [db: observed]

Using prediction bcf3a350-ddb8-11f0-547e-28e0d6d772f3 for map and profile fit

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Event Details
Occultation UUID [and DB] : bcf3a350-ddb8-11f0-547e-28e0d6d772f3 [observed] Occultation Date + Time : 2025-11-17 at 03:58:03 UT +/- 0.18 min [1] Object Designation : (90128) 2002 XL81 Orbit Class : MBA Star Designation : GDR3 0875445730861179648 Star Coordinates (ICRF) : RA = 07 52 35.4141, DE = +27 56 56.559 [2] Star Magnitudes : G = 14.39 mag, RP = 13.83 mag, BP = 14.78 mag Object Magnitude : V = 19.8 mag Estimated Magnitude Drop : 5.4 mag Estimated Max. Duration : 0.7 sec Object Mean Diameter : 5.0 km (src: astorb) Speed of the shadow : 7.1 km/s Elongation to Moon & Sun : 87° (sunlit = 8%), Sun = 120° Cross-track uncertainty : 0.7 mas = 1 km = 0.28 path-width (1-sig) RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#43 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : bcf3a350-ddb8-11f0-547e-28e0d6d772f3 [observed] Occultation Date + Time : 2025-11-17 at 03:58:03 UT +/- 0.18 min [1] Object Designation : (90128) 2002 XL81 Orbit Class : MBA Star Designation : GDR3 0875445730861179648 Star Coordinates (ICRF) : RA = 07 52 35.4141, DE = +27 56 56.559 [2] Star Magnitudes : G = 14.39 mag, RP = 13.83 mag, BP = 14.78 mag Object Magnitude : V = 19.8 mag Estimated Magnitude Drop : 5.4 mag Estimated Max. Duration : 0.7 sec Object Mean Diameter : 5.0 km (src: astorb) Speed of the shadow : 7.1 km/s Elongation to Moon & Sun : 87° (sunlit = 8%), Sun = 120° Cross-track uncertainty : 0.7 mas = 1 km = 0.28 path-width (1-sig) RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#43 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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