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Stellar Occultation by (363388) 2002 XO30 on 2025-09-27 (19:00:23 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] : 76070d60-ddb8-11f0-547e-3f92fb4d5482 [observed]

 Occultation Date + Time   : 2025-09-27 at 19:00:23 UT +/- 0.1 min  [1]
 Object Designation        : (363388) 2002 XO30
 Star Designation          : GDR3 0386241259266006784
 Star Coordinates (ICRF)   : RA = 00 09 23.5806, DE = +44 09 15.604  [2]
 Star Magnitudes           : G = 13.71 mag, RP = 13.25 mag, BP = 14.01 mag
 Object Magnitude          : V = 18.69 mag
 Estimated Magnitude Drop  : 5.0 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 7.2 km/s
 Object Mean Diameter      : 3.4 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.3883 arcs/min @ PA = 255 deg
 Horizontal Parallax       : 5.7670 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 125° (sunlit = 30%), Sun = 138°
 Cross-track uncertainty   : 28.3 mas = 31 km = 9.21 path-width (1-sig)
 RUWE and duplicate source : 1.4 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#32
 Note                      : FP:true

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


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