Cora»Occultation

2025-10-18 / UCAC4 664-025074 / (87616) 2000 RR47

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Cédric Latgé	O-	VID	M230	FR	GPS	00:13:48	::	::	00:15:58

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 : 930d9ff0-ddb8-11f0-547e-e218dff3b74e [db: observed]

Using prediction 930d9ff0-ddb8-11f0-547e-e218dff3b74e for map and profile fit

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Event Details
Occultation UUID [and DB] : 930d9ff0-ddb8-11f0-547e-e218dff3b74e [observed] Occultation Date + Time : 2025-10-18 at 00:10:58 UT +/- 0.02 min [1] Object Designation : (87616) 2000 RR47 Orbit Class : MBA Star Designation : GDR3 0228468036534051456 Star Coordinates (ICRF) : RA = 04 28 02.2281, DE = +42 41 42.971 [2] Star Magnitudes : G = 13.44 mag, RP = 12.28 mag, BP = 14.91 mag Object Magnitude : V = 19.07 mag Estimated Magnitude Drop : 5.6 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 3.2 km (src: astorb) Speed of the shadow : 8.3 km/s Elongation to Moon & Sun : 93° (sunlit = 11%), Sun = 129° Cross-track uncertainty : 1.0 mas = 1 km = 0.37 path-width (1-sig) RUWE and duplicate source : 1.0 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] : 930d9ff0-ddb8-11f0-547e-e218dff3b74e [observed] Occultation Date + Time : 2025-10-18 at 00:10:58 UT +/- 0.02 min [1] Object Designation : (87616) 2000 RR47 Orbit Class : MBA Star Designation : GDR3 0228468036534051456 Star Coordinates (ICRF) : RA = 04 28 02.2281, DE = +42 41 42.971 [2] Star Magnitudes : G = 13.44 mag, RP = 12.28 mag, BP = 14.91 mag Object Magnitude : V = 19.07 mag Estimated Magnitude Drop : 5.6 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 3.2 km (src: astorb) Speed of the shadow : 8.3 km/s Elongation to Moon & Sun : 93° (sunlit = 11%), Sun = 129° Cross-track uncertainty : 1.0 mas = 1 km = 0.37 path-width (1-sig) RUWE and duplicate source : 1.0 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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