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Stellar Occultation by (217265) 2003 YP66 on 2025-12-25 (21:21:29 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] : 94fbae80-d996-11f1-43f3-4b57fd7e1453 [observed]

 Occultation Date + Time   : 2025-12-25 at 21:21:29 UT +/- 0.03 min  [1]
 Object Designation        : (217265) 2003 YP66
 Star Designation          : GDR3 0261122436664943360
 Star Coordinates (ICRF)   : RA = 04 58 04.7718, DE = +53 31 06.355  [2]
 Star Magnitudes           : G = 11.11 mag, RP = 10.18 mag, BP = 12.0 mag
 Object Magnitude          : V = 18.43 mag
 Estimated Magnitude Drop  : 7.3 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 12.5 km/s
 Object Mean Diameter      : 3.4 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.7167 arcs/min @ PA = 213 deg
 Horizontal Parallax       : 6.0710 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 97° (sunlit = 30%), Sun = 146°
 Cross-track uncertainty   : 1.7 mas = 1 km = 0.53 path-width (1-sig)
 RUWE and duplicate source : 1.35 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL40
 Note                      : FP:true

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


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