Cora»Occultation

2024-08-31 / UCAC4 452-078207 / (409135) 2003 UK52

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Zdenek Sikac	O-	VID	T150	CZ	NTP	19:26:01			19:30:00
2	show	Christian Weber	O-	CCD	M254	DE	GPS	19:26:33			19:27:39

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#31 : 536da8c0-ddb5-11f0-547e-79b9f5ee1181 [db: observed]

Using prediction 536da8c0-ddb5-11f0-547e-79b9f5ee1181 for map and profile fit

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Event Details
Occultation UUID [and DB] : 536da8c0-ddb5-11f0-547e-79b9f5ee1181 [observed] Occultation Date + Time : 2024-08-31 at 19:41:38 UT +/- 0.38 min [1] Object Designation : (409135) 2003 UK52 Orbit Class : MBA Star Designation : GDR3 4272999916968311552 Star Coordinates (ICRF) : RA = 18 32 28.0534, DE = +00 13 42.020 [2] Star Magnitudes : G = 11.9 mag, RP = 11.36 mag, BP = 12.26 mag Object Magnitude : V = 20.24 mag Estimated Magnitude Drop : 8.3 mag Estimated Max. Duration : 0.5 sec Object Mean Diameter : 2.8 km (src: astorb) Speed of the shadow : 5.2 km/s Elongation to Moon & Sun : 136° (sunlit = 5%), Sun = 117° Cross-track uncertainty : 24.3 mas = 37 km = 13.45 path-width (1-sig) RUWE and duplicate source : 0.87 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#31 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : 536da8c0-ddb5-11f0-547e-79b9f5ee1181 [observed] Occultation Date + Time : 2024-08-31 at 19:41:38 UT +/- 0.38 min [1] Object Designation : (409135) 2003 UK52 Orbit Class : MBA Star Designation : GDR3 4272999916968311552 Star Coordinates (ICRF) : RA = 18 32 28.0534, DE = +00 13 42.020 [2] Star Magnitudes : G = 11.9 mag, RP = 11.36 mag, BP = 12.26 mag Object Magnitude : V = 20.24 mag Estimated Magnitude Drop : 8.3 mag Estimated Max. Duration : 0.5 sec Object Mean Diameter : 2.8 km (src: astorb) Speed of the shadow : 5.2 km/s Elongation to Moon & Sun : 136° (sunlit = 5%), Sun = 117° Cross-track uncertainty : 24.3 mas = 37 km = 13.45 path-width (1-sig) RUWE and duplicate source : 0.87 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#31 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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