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Stellar Occultation by (13523) Vanhassel on 2024-12-27 (16:52:29 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] : d1d6a6d0-ddb5-11f0-547e-47f5ffff0443 [observed]

 Occultation Date + Time   : 2024-12-27 at 16:52:29 UT +/- 0.01 min  [1]
 Object Designation        : (13523) Vanhassel
 Star Designation          : GDR3 2739394776353526400
 Star Coordinates (ICRF)   : RA = 23 53 33.1786, DE = +01 42 13.186  [2]
 Star Magnitudes           : G = 11.24 mag, RP = 9.99 mag, BP = 11.4 mag
 Object Magnitude          : V = 20.3 mag
 Estimated Magnitude Drop  : 9.1 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 20.1 km/s
 Object Mean Diameter      : 4.3 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.5517 arcs/min @ PA = 74 deg
 Horizontal Parallax       : 2.9120 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 121° (sunlit = 11%), Sun = 83°
 Cross-track uncertainty   : 2.2 mas = 4 km = 1.12 path-width (1-sig)
 RUWE and duplicate source : 11.21 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#51
 Note                      : FP:true

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


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