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Stellar Occultation by (1350) Rosselia on 2023-12-17 (04:15:18 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] : 4745bd90-ddb4-11f0-547e-9a49fb6a25b8 [observed] Occultation Date + Time : 2023-12-17 at 04:15:18 UT +/- 0.0 min [1] Object Designation : (1350) Rosselia Star Designation : GDR3 3618251462864043392 Star Coordinates (ICRF) : RA = 13 43 53.7772, DE = -08 33 15.725 [2] Star Magnitudes : G = 12.43 mag, RP = 11.97 mag, BP = 12.73 mag Object Magnitude : V = 16.75 mag Estimated Magnitude Drop : 4.3 mag Estimated Max. Duration : 0.7 sec Speed of the shadow : 31.7 km/s Object Mean Diameter : 23.4 km (src: astorb) => apparent = 9 mas Apparent Motion : 0.7450 arcs/min @ PA = 109 deg Horizontal Parallax : 2.4980 arcs Dynamical Class : MBA Elongation to Moon & Sun : 114° (sunlit = 22%), Sun = 58° Cross-track uncertainty : 0.3 mas = 0 km = 0.03 path-width (1-sig) RUWE and duplicate source : 1.07 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#79 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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