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Stellar Occultation by (5463) Danwelcher on 2025-08-23 (21:49:47 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] : 507c6a50-ddb7-11f0-547e-4eb6f77f0618 [observed]

 Occultation Date + Time   : 2025-08-23 at 21:49:47 UT +/- 0.02 min  [1]
 Object Designation        : (5463) Danwelcher
 Star Designation          : GDR3 4071451223651880576
 Star Coordinates (ICRF)   : RA = 18 48 34.1526, DE = -28 37 51.378  [2]
 Star Magnitudes           : G = 11.84 mag, RP = 11.09 mag, BP = 12.45 mag
 Object Magnitude          : V = 16.39 mag
 Estimated Magnitude Drop  : 4.6 mag
 Estimated Max. Duration   : 2.2 sec
 Speed of the shadow       : 2.9 km/s
 Object Mean Diameter      : 6.5 km  (src: astorb) => apparent = 8 mas
 Apparent Motion           : 0.2133 arcs/min @ PA = 39 deg
 Horizontal Parallax       : 7.8150 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 122° (sunlit = 0%), Sun = 129°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 0.83 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#74
 Note                      : FP:true

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


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