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Stellar Occultation by (35310) 1997 AX1 on 2025-10-03 (00:33:21 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] : 7dd000b0-ddb8-11f0-547e-5b0eef7eb4aa [observed]

 Occultation Date + Time   : 2025-10-03 at 00:33:21 UT +/- 0.0 min  [1]
 Object Designation        : (35310) 1997 AX1
 Star Designation          : GDR3 3458544817653424256
 Star Coordinates (ICRF)   : RA = 05 58 37.6916, DE = +40 16 25.247  [2]
 Star Magnitudes           : G = 13.42 mag, RP = 12.62 mag, BP = 14.1 mag
 Object Magnitude          : V = 18.52 mag
 Estimated Magnitude Drop  : 5.1 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 12.2 km/s
 Object Mean Diameter      : 6.5 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.4450 arcs/min @ PA = 71 deg
 Horizontal Parallax       : 3.8990 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 133° (sunlit = 79%), Sun = 100°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.18 path-width (1-sig)
 RUWE and duplicate source : 1.2 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL59
 Note                      : FP:true

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


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