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Stellar Occultation by (63799) 2001 RS26 on 2023-12-23 (18:39:46 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] : 4bf9f6d0-ddb4-11f0-547e-38a3ef7ace8f [observed]

 Occultation Date + Time   : 2023-12-23 at 18:39:46 UT +/- 0.02 min  [1]
 Object Designation        : (63799) 2001 RS26
 Star Designation          : GDR3 3419101491571465344
 Star Coordinates (ICRF)   : RA = 05 06 03.2859, DE = +24 22 31.752  [2]
 Star Magnitudes           : G = 13.25 mag, RP = 12.05 mag, BP = 14.83 mag
 Object Magnitude          : V = 18.41 mag
 Estimated Magnitude Drop  : 5.2 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 9.5 km/s
 Object Mean Diameter      : 3.5 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.4900 arcs/min @ PA = 267 deg
 Horizontal Parallax       : 5.5010 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 25° (sunlit = 89%), Sun = 166°
 Cross-track uncertainty   : 1.7 mas = 1 km = 0.56 path-width (1-sig)
 RUWE and duplicate source : 1.11 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#39
 Note                      : FP:true

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


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