Cora»Occultation

2025-12-11 / UCAC4 590-006171 / (129581) 1997 SB6

#	OBS	Observer	Occ	Meth.	Instr.	CC	TSRC	UT1	UT2	UT3	UT4	UT2E	UT3E	Dur.	Chrd
1	show	Tomas Janik	O-	CCD	T600	CZ	GPS	21:51:30	::	::	21:53:05

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#38 : da34f4f0-ddb8-11f0-547e-8bd4ffb3de3f [db: observed]

Using prediction da34f4f0-ddb8-11f0-547e-8bd4ffb3de3f for map and profile fit

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Event Details
Occultation UUID [and DB] : da34f4f0-ddb8-11f0-547e-8bd4ffb3de3f [observed] Occultation Date + Time : 2025-12-11 at 21:58:36 UT +/- 0.02 min [1] Object Designation : (129581) 1997 SB6 Orbit Class : MBA Star Designation : GDR3 0127706493155824256 Star Coordinates (ICRF) : RA = 02 32 12.9450, DE = +27 54 58.780 [2] Star Magnitudes : G = 11.83 mag, RP = 11.04 mag, BP = 12.51 mag Object Magnitude : V = 19.69 mag Estimated Magnitude Drop : 7.9 mag Estimated Max. Duration : 0.5 sec Object Mean Diameter : 3.4 km (src: astorb) Speed of the shadow : 7.1 km/s Elongation to Moon & Sun : 125° (sunlit = 50%), Sun = 143° Cross-track uncertainty : 3.0 mas = 4 km = 1.33 path-width (1-sig) RUWE and duplicate source : 1.33 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#38 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and DB] : da34f4f0-ddb8-11f0-547e-8bd4ffb3de3f [observed] Occultation Date + Time : 2025-12-11 at 21:58:36 UT +/- 0.02 min [1] Object Designation : (129581) 1997 SB6 Orbit Class : MBA Star Designation : GDR3 0127706493155824256 Star Coordinates (ICRF) : RA = 02 32 12.9450, DE = +27 54 58.780 [2] Star Magnitudes : G = 11.83 mag, RP = 11.04 mag, BP = 12.51 mag Object Magnitude : V = 19.69 mag Estimated Magnitude Drop : 7.9 mag Estimated Max. Duration : 0.5 sec Object Mean Diameter : 3.4 km (src: astorb) Speed of the shadow : 7.1 km/s Elongation to Moon & Sun : 125° (sunlit = 50%), Sun = 143° Cross-track uncertainty : 3.0 mas = 4 km = 1.33 path-width (1-sig) RUWE and duplicate source : 1.33 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#38 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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