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Stellar Occultation by (2558) Viv on 2024-11-01 (19:22:20 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] : 98a98170-ddb5-11f0-547e-2ffaef3fbb4e [observed] Occultation Date + Time : 2024-11-01 at 19:22:20 UT +/- 0.0 min [1] Object Designation : (2558) Viv Star Designation : GDR3 0074906432961092864 Star Coordinates (ICRF) : RA = 02 31 42.2051, DE = +13 45 50.540 [2] Star Magnitudes : G = 13.71 mag, RP = 13.13 mag, BP = 14.12 mag Object Magnitude : V = 15.66 mag Estimated Magnitude Drop : 2.1 mag Estimated Max. Duration : 0.7 sec Speed of the shadow : 9.1 km/s Object Mean Diameter : 5.9 km (src: astorb) => apparent = 8 mas Apparent Motion : 0.7017 arcs/min @ PA = 264 deg Horizontal Parallax : 8.2430 arcs Dynamical Class : MBA Elongation to Moon & Sun : 175° (sunlit = 0%), Sun = 179° Cross-track uncertainty : 1.0 mas = 0 km = 0.13 path-width (1-sig) RUWE and duplicate source : 1.08 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#64 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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