Cora»Occultation

2023-10-16 / UCAC4 585-009552 / (303942) 2005 WF85

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Daniel Antuszewicz	O-	VID	M200	PL	NTP	21:57:08			21:59:06
2	show	Wojciech Burzynski	O-	VID	M254	PL	GPS	21:56:36			21:58:54

UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

2 observations found in db: sodis

Available (probably) matching predictions (click on the link to switch):

JPL#29 : 29f3ca20-ddb4-11f0-547e-1a2f7bcf429b [db: observed]

Using prediction 29f3ca20-ddb4-11f0-547e-1a2f7bcf429b for map and profile fit

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Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : 29f3ca20-ddb4-11f0-547e-1a2f7bcf429b [observed] Occultation Date + Time : 2023-10-16 at 21:52:46 UT +/- 0.06 min [1] Object Designation : (303942) 2005 WF85 Orbit Class : MBA Star Designation : GDR3 0070487564451560064 Star Coordinates (ICRF) : RA = 03 50 55.6141, DE = +26 52 51.314 [2] Star Magnitudes : G = 12.51 mag, RP = 11.76 mag, BP = 13.14 mag Object Magnitude : V = 20.77 mag Estimated Magnitude Drop : 8.3 mag Estimated Max. Duration : 0.3 sec Object Mean Diameter : 3.0 km (src: astorb) Speed of the shadow : 11.7 km/s Elongation to Moon & Sun : 166° (sunlit = 5%), Sun = 141° Cross-track uncertainty : 19.0 mas = 36 km = 12.24 path-width (1-sig) RUWE and duplicate source : 1.12 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#29 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 29f3ca20-ddb4-11f0-547e-1a2f7bcf429b [observed] Occultation Date + Time : 2023-10-16 at 21:52:46 UT +/- 0.06 min [1] Object Designation : (303942) 2005 WF85 Orbit Class : MBA Star Designation : GDR3 0070487564451560064 Star Coordinates (ICRF) : RA = 03 50 55.6141, DE = +26 52 51.314 [2] Star Magnitudes : G = 12.51 mag, RP = 11.76 mag, BP = 13.14 mag Object Magnitude : V = 20.77 mag Estimated Magnitude Drop : 8.3 mag Estimated Max. Duration : 0.3 sec Object Mean Diameter : 3.0 km (src: astorb) Speed of the shadow : 11.7 km/s Elongation to Moon & Sun : 166° (sunlit = 5%), Sun = 141° Cross-track uncertainty : 19.0 mas = 36 km = 12.24 path-width (1-sig) RUWE and duplicate source : 1.12 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#29 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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