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Stellar Occultation by (28203) 1998 XL48 on 2024-12-22 (22:17:21 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] : c89396a0-ddb5-11f0-547e-242cb7e7c533 [observed] Occultation Date + Time : 2024-12-22 at 22:17:21 UT +/- 0.04 min [1] Object Designation : (28203) 1998 XL48 Star Designation : GDR3 0155173835510546304 Star Coordinates (ICRF) : RA = 04 48 55.9651, DE = +28 35 41.376 [2] Star Magnitudes : G = 12.8 mag, RP = 12.12 mag, BP = 13.3 mag Object Magnitude : V = 16.34 mag Estimated Magnitude Drop : 3.6 mag Estimated Max. Duration : 1.0 sec Speed of the shadow : 2.6 km/s Object Mean Diameter : 2.6 km (src: astorb) => apparent = 6 mas Apparent Motion : 0.3350 arcs/min @ PA = 275 deg Horizontal Parallax : 13.6490 arcs Dynamical Class : MBA Elongation to Moon & Sun : 107° (sunlit = 50%), Sun = 162° Cross-track uncertainty : 2.8 mas = 1 km = 0.50 path-width (1-sig) RUWE and duplicate source : 4.75 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#42 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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