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Stellar Occultation by (249482) 2009 TZ27 on 2025-11-11 (22:43:18 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] : b3b01df0-ddb8-11f0-547e-ba25e6f7e2fb [observed] Occultation Date + Time : 2025-11-11 at 22:43:18 UT +/- 0.01 min [1] Object Designation : (249482) 2009 TZ27 Star Designation : GDR3 2502066909483758720 Star Coordinates (ICRF) : RA = 02 36 16.9598, DE = +00 57 18.957 [2] Star Magnitudes : G = 13.65 mag, RP = 13.16 mag, BP = 13.98 mag Object Magnitude : V = 19.31 mag Estimated Magnitude Drop : 5.7 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 11.5 km/s Object Mean Diameter : 3.1 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.5083 arcs/min @ PA = 268 deg Horizontal Parallax : 4.6900 arcs Dynamical Class : MBA Elongation to Moon & Sun : 100° (sunlit = 53%), Sun = 161° Cross-track uncertainty : 3.3 mas = 4 km = 1.45 path-width (1-sig) RUWE and duplicate source : 0.87 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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