Cora»Occultation

2024-09-29 / UCAC4 502-003935 / (165949) 2001 WY1

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Daniel Antuszewicz	O-	VID	M200	PL	NTP	02:35:39			02:37:38

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#36 : 73acf820-ddb5-11f0-547e-b1da57eb7c54 [db: observed]

Using prediction 73acf820-ddb5-11f0-547e-b1da57eb7c54 for map and profile fit

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Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : 73acf820-ddb5-11f0-547e-b1da57eb7c54 [observed] Occultation Date + Time : 2024-09-29 at 02:42:05 UT +/- 0.22 min [1] Object Designation : (165949) 2001 WY1 Orbit Class : MBA Star Designation : GDR3 0021925846701368832 Star Coordinates (ICRF) : RA = 02 42 32.6564, DE = +10 22 19.051 [2] Star Magnitudes : G = 12.83 mag, RP = 12.13 mag, BP = 13.39 mag Object Magnitude : V = 18.29 mag Estimated Magnitude Drop : 5.5 mag Estimated Max. Duration : 0.3 sec Object Mean Diameter : 3.6 km (src: astorb) Speed of the shadow : 14.2 km/s Elongation to Moon & Sun : 105° (sunlit = 12%), Sun = 145° Cross-track uncertainty : 21.7 mas = 22 km = 6.24 path-width (1-sig) RUWE and duplicate source : 1.07 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#36 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 73acf820-ddb5-11f0-547e-b1da57eb7c54 [observed] Occultation Date + Time : 2024-09-29 at 02:42:05 UT +/- 0.22 min [1] Object Designation : (165949) 2001 WY1 Orbit Class : MBA Star Designation : GDR3 0021925846701368832 Star Coordinates (ICRF) : RA = 02 42 32.6564, DE = +10 22 19.051 [2] Star Magnitudes : G = 12.83 mag, RP = 12.13 mag, BP = 13.39 mag Object Magnitude : V = 18.29 mag Estimated Magnitude Drop : 5.5 mag Estimated Max. Duration : 0.3 sec Object Mean Diameter : 3.6 km (src: astorb) Speed of the shadow : 14.2 km/s Elongation to Moon & Sun : 105° (sunlit = 12%), Sun = 145° Cross-track uncertainty : 21.7 mas = 22 km = 6.24 path-width (1-sig) RUWE and duplicate source : 1.07 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#36 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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