Cora»Occultation

2023-09-09 / UCAC4 378-144908 / (51938) 2001 QL159

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Serge Dramonis	O-	VID	M400	GR	GPS	18:52:44			18:54:00

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 : 05f13130-ddb4-11f0-547e-5acaff8f857b [db: observed]

Using prediction 05f13130-ddb4-11f0-547e-5acaff8f857b for map and profile fit

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Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : 05f13130-ddb4-11f0-547e-5acaff8f857b [observed] Occultation Date + Time : 2023-09-09 at 19:03:23 UT +/- 0.02 min [1] Object Designation : (51938) 2001 QL159 Orbit Class : MBA Star Designation : GDR3 4101432496236313856 Star Coordinates (ICRF) : RA = 18 59 39.8032, DE = -14 24 24.986 [2] Star Magnitudes : G = 12.96 mag, RP = 12.41 mag, BP = 13.33 mag Object Magnitude : V = 19.32 mag Estimated Magnitude Drop : 6.4 mag Estimated Max. Duration : 0.9 sec Object Mean Diameter : 6.0 km (src: astorb) Speed of the shadow : 6.8 km/s Elongation to Moon & Sun : 166° (sunlit = 23%), Sun = 117° Cross-track uncertainty : 0.3 mas = 0 km = 0.10 path-width (1-sig) RUWE and duplicate source : 0.96 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] : 05f13130-ddb4-11f0-547e-5acaff8f857b [observed] Occultation Date + Time : 2023-09-09 at 19:03:23 UT +/- 0.02 min [1] Object Designation : (51938) 2001 QL159 Orbit Class : MBA Star Designation : GDR3 4101432496236313856 Star Coordinates (ICRF) : RA = 18 59 39.8032, DE = -14 24 24.986 [2] Star Magnitudes : G = 12.96 mag, RP = 12.41 mag, BP = 13.33 mag Object Magnitude : V = 19.32 mag Estimated Magnitude Drop : 6.4 mag Estimated Max. Duration : 0.9 sec Object Mean Diameter : 6.0 km (src: astorb) Speed of the shadow : 6.8 km/s Elongation to Moon & Sun : 166° (sunlit = 23%), Sun = 117° Cross-track uncertainty : 0.3 mas = 0 km = 0.10 path-width (1-sig) RUWE and duplicate source : 0.96 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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