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Stellar Occultation by (115275) 2003 SY182 on 2024-12-02 (20:32:39 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] : b51819c0-ddb5-11f0-547e-10a1fdffeb9e [observed] Occultation Date + Time : 2024-12-02 at 20:32:39 UT +/- 0.05 min [1] Object Designation : (115275) 2003 SY182 Star Designation : GDR3 3289329806340806656 Star Coordinates (ICRF) : RA = 04 52 54.0528, DE = +07 25 55.927 [2] Star Magnitudes : G = 12.0 mag, RP = 11.52 mag, BP = 12.31 mag Object Magnitude : V = 18.73 mag Estimated Magnitude Drop : 6.7 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 12.5 km/s Object Mean Diameter : 3.8 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.5733 arcs/min @ PA = 278 deg Horizontal Parallax : 4.8520 arcs Dynamical Class : MBA Elongation to Moon & Sun : 154° (sunlit = 3%), Sun = 165° Cross-track uncertainty : 20.3 mas = 26 km = 7.02 path-width (1-sig) RUWE and duplicate source : 1.31 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#40 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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