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Stellar Occultation by (63925) 2001 SW44 on 2024-11-04 (20:18:31 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] : 9e5a6a30-ddb5-11f0-547e-249cffcd02dc [observed]

 Occultation Date + Time   : 2024-11-04 at 20:18:31 UT +/- 0.01 min  [1]
 Object Designation        : (63925) 2001 SW44
 Star Designation          : GDR3 0156852755405746816
 Star Coordinates (ICRF)   : RA = 04 53 57.4194, DE = +29 43 55.296  [2]
 Star Magnitudes           : G = 12.46 mag, RP = 11.79 mag, BP = 12.96 mag
 Object Magnitude          : V = 18.55 mag
 Estimated Magnitude Drop  : 6.1 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 6.2 km/s
 Object Mean Diameter      : 3.1 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.3650 arcs/min @ PA = 303 deg
 Horizontal Parallax       : 6.2380 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 175° (sunlit = 10%), Sun = 147°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.33 path-width (1-sig)
 RUWE and duplicate source : 0.96 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#36
 Note                      : FP:true

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


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