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Stellar Occultation by (207) Hedda on 2024-11-09 (18:53:46 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] : a29358f0-ddb5-11f0-547e-60877edfb19e [observed] Occultation Date + Time : 2024-11-09 at 18:53:46 UT +/- 0.01 min [1] Object Designation : (207) Hedda Star Designation : GDR3 0077363944528337792 Star Coordinates (ICRF) : RA = 02 11 08.9206, DE = +14 34 54.796 [2] Star Magnitudes : G = 9.1 mag, RP = 8.68 mag, BP = 9.36 mag Object Magnitude : V = 13.21 mag Estimated Magnitude Drop : 4.1 mag Estimated Max. Duration : 5.7 sec Speed of the shadow : 10.4 km/s Object Mean Diameter : 58.7 km (src: astorb) => apparent = 59 mas Apparent Motion : 0.6250 arcs/min @ PA = 257 deg Horizontal Parallax : 6.4050 arcs Dynamical Class : MBA Elongation to Moon & Sun : 71° (sunlit = 56%), Sun = 168° Cross-track uncertainty : 1.4 mas = 1 km = 0.02 path-width (1-sig) RUWE and duplicate source : 3.32 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#90 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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