Cora»Occultation

2023-08-21 / UCAC4 397-083749 / (55760) 1992 BL1

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Stefan Meister, Andreas Schweizer	O-	VID	M500	CH	GPS	22:24:10			22:25:10

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#59 : f3edae50-ddb3-11f0-547e-3d61fafe8945 [db: observed]

Using prediction f3edae50-ddb3-11f0-547e-3d61fafe8945 for map and profile fit

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Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : f3edae50-ddb3-11f0-547e-3d61fafe8945 [observed] Occultation Date + Time : 2023-08-21 at 22:33:08 UT +/- 0.01 min [1] Object Designation : (55760) 1992 BL1 Orbit Class : MBA Star Designation : GDR3 4107103060042966016 Star Coordinates (ICRF) : RA = 18 40 25.6384, DE = -10 40 18.913 [2] Star Magnitudes : G = 13.87 mag, RP = 12.53 mag, BP = 16.04 mag Object Magnitude : V = 17.79 mag Estimated Magnitude Drop : 4.0 mag Estimated Max. Duration : 0.7 sec Object Mean Diameter : 7.4 km (src: astorb) Speed of the shadow : 11.3 km/s Elongation to Moon & Sun : 71° (sunlit = 26%), Sun = 130° Cross-track uncertainty : 0.4 mas = 0 km = 0.08 path-width (1-sig) RUWE and duplicate source : 1.19 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#59 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : f3edae50-ddb3-11f0-547e-3d61fafe8945 [observed] Occultation Date + Time : 2023-08-21 at 22:33:08 UT +/- 0.01 min [1] Object Designation : (55760) 1992 BL1 Orbit Class : MBA Star Designation : GDR3 4107103060042966016 Star Coordinates (ICRF) : RA = 18 40 25.6384, DE = -10 40 18.913 [2] Star Magnitudes : G = 13.87 mag, RP = 12.53 mag, BP = 16.04 mag Object Magnitude : V = 17.79 mag Estimated Magnitude Drop : 4.0 mag Estimated Max. Duration : 0.7 sec Object Mean Diameter : 7.4 km (src: astorb) Speed of the shadow : 11.3 km/s Elongation to Moon & Sun : 71° (sunlit = 26%), Sun = 130° Cross-track uncertainty : 0.4 mas = 0 km = 0.08 path-width (1-sig) RUWE and duplicate source : 1.19 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#59 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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