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Stellar Occultation by (8984) Derevyanko on 2025-11-23 (16:50:12 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] : c3656b10-ddb8-11f0-547e-9902fafb7a1c [observed] Occultation Date + Time : 2025-11-23 at 16:50:12 UT +/- 0.0 min [1] Object Designation : (8984) Derevyanko Star Designation : GDR3 0218668402929306624 Star Coordinates (ICRF) : RA = 03 57 11.6402, DE = +34 26 46.426 [2] Star Magnitudes : G = 13.85 mag, RP = 13.22 mag, BP = 14.32 mag Object Magnitude : V = 16.97 mag Estimated Magnitude Drop : 3.2 mag Estimated Max. Duration : 0.6 sec Speed of the shadow : 12.3 km/s Object Mean Diameter : 7.2 km (src: astorb) => apparent = 6 mas Apparent Motion : 0.6250 arcs/min @ PA = 265 deg Horizontal Parallax : 5.3930 arcs Dynamical Class : MBA Elongation to Moon & Sun : 145° (sunlit = 10%), Sun = 166° Cross-track uncertainty : 0.7 mas = 0 km = 0.11 path-width (1-sig) RUWE and duplicate source : 0.96 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#66 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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