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Stellar Occultation by (31762) 1999 JB104 on 2024-11-27 (21:12:49 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] : ac75b660-ddb5-11f0-547e-afb2fd6fd726 [observed] Occultation Date + Time : 2024-11-27 at 21:12:49 UT +/- 0.0 min [1] Object Designation : (31762) 1999 JB104 Star Designation : GDR3 3378371934450391424 Star Coordinates (ICRF) : RA = 06 50 48.3774, DE = +21 32 50.012 [2] Star Magnitudes : G = 13.55 mag, RP = 13.09 mag, BP = 13.84 mag Object Magnitude : V = 17.19 mag Estimated Magnitude Drop : 3.7 mag Estimated Max. Duration : 1.1 sec Speed of the shadow : 9.3 km/s Object Mean Diameter : 9.9 km (src: astorb) => apparent = 7 mas Apparent Motion : 0.3867 arcs/min @ PA = 311 deg Horizontal Parallax : 4.4330 arcs Dynamical Class : MBA Elongation to Moon & Sun : 107° (sunlit = 10%), Sun = 144° Cross-track uncertainty : 0.3 mas = 0 km = 0.04 path-width (1-sig) RUWE and duplicate source : 1.04 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#62 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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