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Stellar Occultation by (7500) Sassi on 2023-04-20 (03:02:51 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] : 8d76e830-ddb3-11f0-547e-4f05dbed8c7d [observed] Occultation Date + Time : 2023-04-20 at 03:02:51 UT +/- 0.01 min [1] Object Designation : (7500) Sassi Star Designation : GDR3 6046899986640147072 Star Coordinates (ICRF) : RA = 16 49 41.4599, DE = -24 22 25.626 [2] Star Magnitudes : G = 11.87 mag, RP = 11.39 mag, BP = 12.17 mag Object Magnitude : V = 17.7 mag Estimated Magnitude Drop : 5.8 mag Estimated Max. Duration : 1.6 sec Speed of the shadow : 3.5 km/s Object Mean Diameter : 5.6 km (src: astorb) => apparent = 5 mas Apparent Motion : 0.1850 arcs/min @ PA = 232 deg Horizontal Parallax : 5.5960 arcs Dynamical Class : MBA Elongation to Moon & Sun : 135° (sunlit = 0%), Sun = 136° Cross-track uncertainty : 1.3 mas = 1 km = 0.26 path-width (1-sig) RUWE and duplicate source : 10.32 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#58 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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