Cora»Occultation

2024-07-27 / UCAC4 336-149299 / (271931) 2004 XS117

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Carles Schnabel	O-	VID	M400	ES	GPS	00:18:02			00:21:17
2	show	Antoni Selva	O-	VID	M280	ES	GPS	00:18:00			00:22:00

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

2 observations found in db: sodis

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

JPL#27 : 157e8e80-ddb5-11f0-547e-4355f55eae86 [db: observed]

Using prediction 157e8e80-ddb5-11f0-547e-4355f55eae86 for map and profile fit

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Event Details
Occultation UUID [and DB] : 157e8e80-ddb5-11f0-547e-4355f55eae86 [observed] Occultation Date + Time : 2024-07-27 at 00:21:43 UT +/- 0.09 min [1] Object Designation : (271931) 2004 XS117 Orbit Class : MBA Star Designation : GDR3 4089542416223186944 Star Coordinates (ICRF) : RA = 18 25 16.4272, DE = -22 55 02.691 [2] Star Magnitudes : G = 13.02 mag, RP = 11.83 mag, BP = 14.56 mag Object Magnitude : V = 20.57 mag Estimated Magnitude Drop : 7.6 mag Estimated Max. Duration : 0.3 sec Object Mean Diameter : 2.7 km (src: astorb) Speed of the shadow : 10.8 km/s Elongation to Moon & Sun : 104° (sunlit = 63%), Sun = 151° Cross-track uncertainty : 22.7 mas = 38 km = 14.38 path-width (1-sig) RUWE and duplicate source : 0.96 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#27 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 157e8e80-ddb5-11f0-547e-4355f55eae86 [observed] Occultation Date + Time : 2024-07-27 at 00:21:43 UT +/- 0.09 min [1] Object Designation : (271931) 2004 XS117 Orbit Class : MBA Star Designation : GDR3 4089542416223186944 Star Coordinates (ICRF) : RA = 18 25 16.4272, DE = -22 55 02.691 [2] Star Magnitudes : G = 13.02 mag, RP = 11.83 mag, BP = 14.56 mag Object Magnitude : V = 20.57 mag Estimated Magnitude Drop : 7.6 mag Estimated Max. Duration : 0.3 sec Object Mean Diameter : 2.7 km (src: astorb) Speed of the shadow : 10.8 km/s Elongation to Moon & Sun : 104° (sunlit = 63%), Sun = 151° Cross-track uncertainty : 22.7 mas = 38 km = 14.38 path-width (1-sig) RUWE and duplicate source : 0.96 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#27 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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