Cora»Occultation

2023-11-29 / UCAC4 663-042786 / (491817) 2013 AF1

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Deborah Smith	O-	CCD	M200	ES	NTP	21:00:28			21:03:27

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#28 : 401eaf90-ddb4-11f0-547e-81895efe3118 [db: observed]

Using prediction 401eaf90-ddb4-11f0-547e-81895efe3118 for map and profile fit

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Event Details
Occultation UUID [and DB] : 401eaf90-ddb4-11f0-547e-81895efe3118 [observed] Occultation Date + Time : 2023-11-29 at 20:56:52 UT +/- 0.08 min [1] Object Designation : (491817) 2013 AF1 Orbit Class : JTRO Star Designation : GDR3 0192420891412459264 Star Coordinates (ICRF) : RA = 05 56 11.7947, DE = +42 27 41.900 [2] Star Magnitudes : G = 12.33 mag, RP = 12.12 mag, BP = 12.43 mag Object Magnitude : V = 20.82 mag Estimated Magnitude Drop : 8.5 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 5.9 km (src: astorb) Speed of the shadow : 16.1 km/s Elongation to Moon & Sun : 16° (sunlit = 93%), Sun = 151° Cross-track uncertainty : 22.7 mas = 67 km = 11.39 path-width (1-sig) RUWE and duplicate source : 1.13 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#28 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 401eaf90-ddb4-11f0-547e-81895efe3118 [observed] Occultation Date + Time : 2023-11-29 at 20:56:52 UT +/- 0.08 min [1] Object Designation : (491817) 2013 AF1 Orbit Class : JTRO Star Designation : GDR3 0192420891412459264 Star Coordinates (ICRF) : RA = 05 56 11.7947, DE = +42 27 41.900 [2] Star Magnitudes : G = 12.33 mag, RP = 12.12 mag, BP = 12.43 mag Object Magnitude : V = 20.82 mag Estimated Magnitude Drop : 8.5 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 5.9 km (src: astorb) Speed of the shadow : 16.1 km/s Elongation to Moon & Sun : 16° (sunlit = 93%), Sun = 151° Cross-track uncertainty : 22.7 mas = 67 km = 11.39 path-width (1-sig) RUWE and duplicate source : 1.13 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#28 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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