Cora»Occultation

2025-09-03 / TYC 6826-00208-1 / (290954) 2005 WO174

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Deborah Smith	O-	VID	M300	ES	GPS	21:29:12	::	::	21:33:12
2	show	Deborah Smith	O-	VID	M200	ES	GPS	21:29:07	::	::	21:33:08

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#33 : 61029c00-ddb7-11f0-547e-205b7edf9e0a [db: observed]

Using prediction 61029c00-ddb7-11f0-547e-205b7edf9e0a for map and profile fit

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Map with groundtrack and observer stations

Event Details
Occultation UUID [and DB] : 61029c00-ddb7-11f0-547e-205b7edf9e0a [observed] Occultation Date + Time : 2025-09-03 at 21:31:05 UT +/- 0.07 min [1] Object Designation : (290954) 2005 WO174 Orbit Class : MBA Star Designation : GDR3 4111386619863398016 Star Coordinates (ICRF) : RA = 17 27 55.1679, DE = -23 40 30.000 [2] Star Magnitudes : G = 11.82 mag, RP = 11.13 mag, BP = 12.31 mag Object Magnitude : V = 21.44 mag Estimated Magnitude Drop : 9.6 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 3.1 km (src: astorb) Speed of the shadow : 9.0 km/s Elongation to Moon & Sun : 31° (sunlit = 83%), Sun = 101° Cross-track uncertainty : 5.7 mas = 13 km = 4.38 path-width (1-sig) RUWE and duplicate source : 0.7 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#33 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 61029c00-ddb7-11f0-547e-205b7edf9e0a [observed] Occultation Date + Time : 2025-09-03 at 21:31:05 UT +/- 0.07 min [1] Object Designation : (290954) 2005 WO174 Orbit Class : MBA Star Designation : GDR3 4111386619863398016 Star Coordinates (ICRF) : RA = 17 27 55.1679, DE = -23 40 30.000 [2] Star Magnitudes : G = 11.82 mag, RP = 11.13 mag, BP = 12.31 mag Object Magnitude : V = 21.44 mag Estimated Magnitude Drop : 9.6 mag Estimated Max. Duration : 0.4 sec Object Mean Diameter : 3.1 km (src: astorb) Speed of the shadow : 9.0 km/s Elongation to Moon & Sun : 31° (sunlit = 83%), Sun = 101° Cross-track uncertainty : 5.7 mas = 13 km = 4.38 path-width (1-sig) RUWE and duplicate source : 0.7 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#33 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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