Cora»Occultation

2025-10-02 / UCAC4 404-130826 / (63380) 2001 HE51

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Deborah Smith	O+	VID	M300	ES	GPS	22:30:12	22:31:14.123	22:31:15.045	22:32:12	0.007	0.007	0.92	1.7

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#40 : 810c6700-ddb8-11f0-547e-e403779bc3b5 [db: observed]

Using prediction 810c6700-ddb8-11f0-547e-e403779bc3b5 for map and profile fit

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Event Details
Occultation UUID [and DB] : 810c6700-ddb8-11f0-547e-e403779bc3b5 [observed] Occultation Date + Time : 2025-10-02 at 22:49:05 UT +/- 0.06 min [1] Object Designation : (63380) 2001 HE51 Orbit Class : MBA Star Designation : GDR3 2618154579799540352 Star Coordinates (ICRF) : RA = 21 51 02.9905, DE = -09 14 35.267 [2] Star Magnitudes : G = 10.97 mag, RP = 10.29 mag, BP = 11.5 mag Object Magnitude : V = 19.4 mag Estimated Magnitude Drop : 8.4 mag Estimated Max. Duration : 1.2 sec Object Mean Diameter : 2.3 km (src: astorb) Speed of the shadow : 1.9 km/s Elongation to Moon & Sun : 14° (sunlit = 78%), Sun = 137° Cross-track uncertainty : 2.7 mas = 2 km = 1.24 path-width (1-sig) RUWE and duplicate source : 1.26 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#40 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 810c6700-ddb8-11f0-547e-e403779bc3b5 [observed] Occultation Date + Time : 2025-10-02 at 22:49:05 UT +/- 0.06 min [1] Object Designation : (63380) 2001 HE51 Orbit Class : MBA Star Designation : GDR3 2618154579799540352 Star Coordinates (ICRF) : RA = 21 51 02.9905, DE = -09 14 35.267 [2] Star Magnitudes : G = 10.97 mag, RP = 10.29 mag, BP = 11.5 mag Object Magnitude : V = 19.4 mag Estimated Magnitude Drop : 8.4 mag Estimated Max. Duration : 1.2 sec Object Mean Diameter : 2.3 km (src: astorb) Speed of the shadow : 1.9 km/s Elongation to Moon & Sun : 14° (sunlit = 78%), Sun = 137° Cross-track uncertainty : 2.7 mas = 2 km = 1.24 path-width (1-sig) RUWE and duplicate source : 1.26 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#40 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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