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Stellar Occultation by (851) Zeissia on 2023-07-28 (23:43:40 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] : dc485de0-ddb3-11f0-547e-30eafedb867c [observed] Occultation Date + Time : 2023-07-28 at 23:43:40 UT +/- 0.0 min [1] Object Designation : (851) Zeissia Star Designation : GDR3 4084951645884808064 Star Coordinates (ICRF) : RA = 19 01 10.8192, DE = -20 46 45.682 [2] Star Magnitudes : G = 14.48 mag, RP = 13.53 mag, BP = 15.42 mag Object Magnitude : V = 14.79 mag Estimated Magnitude Drop : 0.9 mag Estimated Max. Duration : 1.4 sec Speed of the shadow : 8.9 km/s Object Mean Diameter : 12.3 km (src: astorb) => apparent = 12 mas Apparent Motion : 0.5200 arcs/min @ PA = 258 deg Horizontal Parallax : 6.2360 arcs Dynamical Class : MBA Elongation to Moon & Sun : 31° (sunlit = 81%), Sun = 159° Cross-track uncertainty : 0.3 mas = 0 km = 0.02 path-width (1-sig) RUWE and duplicate source : 0.95 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#72 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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