Cora»Occultation

2025-09-14 / UCAC4 298-197986 / (469442) 2002 GG166

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Oscar Canales	O-	CCD	M280	ES	GPS	19:12:34	::	::	19:32:35

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#12 : 7414a8b0-ddb7-11f0-547e-9863f9e70b6d [db: observed]

Using prediction 7414a8b0-ddb7-11f0-547e-9863f9e70b6d for map and profile fit

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Event Details
Occultation UUID [and DB] : 7414a8b0-ddb7-11f0-547e-9863f9e70b6d [observed] Occultation Date + Time : 2025-09-14 at 19:00:14 UT +/- 22.68 min [1] Object Designation : (469442) 2002 GG166 Orbit Class : TNO Star Designation : GDR3 4046452207560811520 Star Coordinates (ICRF) : RA = 18 22 54.8568, DE = -30 30 30.322 [2] Star Magnitudes : G = 14.37 mag, RP = 13.42 mag, BP = 15.31 mag Object Magnitude : V = 20.24 mag Estimated Magnitude Drop : 5.9 mag Estimated Max. Duration : 18.0 sec Object Mean Diameter : 77.5 km (src: astorb) Speed of the shadow : 4.3 km/s Elongation to Moon & Sun : 172° (sunlit = 46%), Sun = 103° Cross-track uncertainty : 57.3 mas = 605 km = 7.81 path-width (1-sig) RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#12 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 7414a8b0-ddb7-11f0-547e-9863f9e70b6d [observed] Occultation Date + Time : 2025-09-14 at 19:00:14 UT +/- 22.68 min [1] Object Designation : (469442) 2002 GG166 Orbit Class : TNO Star Designation : GDR3 4046452207560811520 Star Coordinates (ICRF) : RA = 18 22 54.8568, DE = -30 30 30.322 [2] Star Magnitudes : G = 14.37 mag, RP = 13.42 mag, BP = 15.31 mag Object Magnitude : V = 20.24 mag Estimated Magnitude Drop : 5.9 mag Estimated Max. Duration : 18.0 sec Object Mean Diameter : 77.5 km (src: astorb) Speed of the shadow : 4.3 km/s Elongation to Moon & Sun : 172° (sunlit = 46%), Sun = 103° Cross-track uncertainty : 57.3 mas = 605 km = 7.81 path-width (1-sig) RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#12 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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