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Stellar Occultation by (246553) 2008 SJ98 on 2024-09-14 (22:45:21 UT)

CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.


Event Details
 Occultation UUID [and db] : 5f827690-ddb5-11f0-547e-eed4fa7f3392 [observed]

 Occultation Date + Time   : 2024-09-14 at 22:45:21 UT +/- 0.08 min  [1]
 Object Designation        : (246553) 2008 SJ98
 Star Designation          : GDR3 2585271008806658816
 Star Coordinates (ICRF)   : RA = 01 34 31.1381, DE = +10 55 34.782  [2]
 Star Magnitudes           : G = 13.94 mag, RP = 13.38 mag, BP = 14.3 mag
 Object Magnitude          : V = 20.64 mag
 Estimated Magnitude Drop  : 6.7 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 8.6 km/s
 Object Mean Diameter      : 2.1 km  (src: astorb) => apparent = 1 mas
 Apparent Motion           : 0.3517 arcs/min @ PA = 269 deg
 Horizontal Parallax       : 4.3390 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 77° (sunlit = 86%), Sun = 147°
 Cross-track uncertainty   : 23.0 mas = 33 km = 16.10 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#22
 Note                      : FP:true

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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