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Stellar Occultation by (1005) Arago on 2025-12-10 (19:44:53 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] : d702eee0-ddb8-11f0-547e-12111ffdf5e7 [observed]

 Occultation Date + Time   : 2025-12-10 at 19:44:53 UT +/- 0.01 min  [1]
 Object Designation        : (1005) Arago
 Star Designation          : GDR3 0249128895111526016
 Star Coordinates (ICRF)   : RA = 03 27 20.9302, DE = +47 46 03.977  [2]
 Star Magnitudes           : G = 14.68 mag, RP = 13.73 mag, BP = 15.6 mag
 Object Magnitude          : V = 14.43 mag
 Estimated Magnitude Drop  : 0.6 mag
 Estimated Max. Duration   : 5.5 sec
 Speed of the shadow       : 10.5 km/s
 Object Mean Diameter      : 57.8 km  (src: astorb) => apparent = 42 mas
 Apparent Motion           : 0.4517 arcs/min @ PA = 242 deg
 Horizontal Parallax       : 4.5870 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 94° (sunlit = 61%), Sun = 148°
 Cross-track uncertainty   : 1.3 mas = 1 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 1.01 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL80
 Note                      : FP:true

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


More Data and Informations
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