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Stellar Occultation by (55302) 2001 SC48 on 2025-12-17 (00:25:14 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] : db9659b0-ddb8-11f0-547e-637adecf7749 [observed] Occultation Date + Time : 2025-12-17 at 00:25:14 UT +/- 0.01 min [1] Object Designation : (55302) 2001 SC48 Star Designation : GDR3 0871377159881052544 Star Coordinates (ICRF) : RA = 07 17 31.4504, DE = +26 22 54.413 [2] Star Magnitudes : G = 12.98 mag, RP = 12.55 mag, BP = 13.26 mag Object Magnitude : V = 18.43 mag Estimated Magnitude Drop : 5.5 mag Estimated Max. Duration : 0.4 sec Speed of the shadow : 11.3 km/s Object Mean Diameter : 5.0 km (src: astorb) => apparent = 4 mas Apparent Motion : 0.4850 arcs/min @ PA = 288 deg Horizontal Parallax : 4.5790 arcs Dynamical Class : MBA Elongation to Moon & Sun : 125° (sunlit = 8%), Sun = 158° Cross-track uncertainty : 0.4 mas = 0 km = 0.11 path-width (1-sig) RUWE and duplicate source : 1.23 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#54 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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