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Stellar Occultation by (56978) 2000 SR173 on 2023-11-28 (20:54:11 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] : 41e0f900-ddb4-11f0-547e-17cb63cefd4c [observed] Occultation Date + Time : 2023-11-28 at 20:54:11 UT +/- 0.01 min [1] Object Designation : (56978) 2000 SR173 Star Designation : GDR3 0033767204680110848 Star Coordinates (ICRF) : RA = 02 47 54.2256, DE = +16 42 44.706 [2] Star Magnitudes : G = 10.8 mag, RP = 10.32 mag, BP = 11.12 mag Object Magnitude : V = 18.37 mag Estimated Magnitude Drop : 7.6 mag Estimated Max. Duration : 0.5 sec Speed of the shadow : 14.6 km/s Object Mean Diameter : 7.0 km (src: astorb) => apparent = 4 mas Apparent Motion : 0.5117 arcs/min @ PA = 229 deg Horizontal Parallax : 3.7310 arcs Dynamical Class : MBA Elongation to Moon & Sun : 40° (sunlit = 97%), Sun = 158° Cross-track uncertainty : 0.8 mas = 1 km = 0.20 path-width (1-sig) RUWE and duplicate source : 4.02 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#49 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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