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Stellar Occultation by (246553) 2008 SJ98 on 2024-09-04 (23:31:46 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] : 53ebd970-ddb5-11f0-547e-1548eb5d4595 [observed] Occultation Date + Time : 2024-09-04 at 23:31:46 UT +/- 0.12 min [1] Object Designation : (246553) 2008 SJ98 Star Designation : GDR3 2573585536665608064 Star Coordinates (ICRF) : RA = 01 39 10.7708, DE = +10 52 08.988 [2] Star Magnitudes : G = 12.88 mag, RP = 12.39 mag, BP = 13.2 mag Object Magnitude : V = 20.82 mag Estimated Magnitude Drop : 8.0 mag Estimated Max. Duration : 0.4 sec Speed of the shadow : 5.6 km/s Object Mean Diameter : 2.1 km (src: astorb) => apparent = 1 mas Apparent Motion : 0.2217 arcs/min @ PA = 280 deg Horizontal Parallax : 4.1900 arcs Dynamical Class : MBA Elongation to Moon & Sun : 157° (sunlit = 3%), Sun = 136° Cross-track uncertainty : 22.0 mas = 33 km = 15.95 path-width (1-sig) RUWE and duplicate source : 1.01 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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