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Stellar Occultation by (54643) 2000 SP283 on 2023-08-22 (00:54:33 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] : fb19c560-ddb3-11f0-547e-7c07eb277cae [observed]

 Occultation Date + Time   : 2023-08-22 at 00:54:33 UT +/- 0.03 min  [1]
 Object Designation        : (54643) 2000 SP283
 Star Designation          : GDR3 2624276664838193792
 Star Coordinates (ICRF)   : RA = 22 43 07.2632, DE = -04 44 02.612  [2]
 Star Magnitudes           : G = 13.75 mag, RP = 13.29 mag, BP = 14.06 mag
 Object Magnitude          : V = 19.42 mag
 Estimated Magnitude Drop  : 5.7 mag
 Estimated Max. Duration   : 0.7 sec
 Speed of the shadow       : 16.5 km/s
 Object Mean Diameter      : 11.4 km  (src: astorb) => apparent = 4 mas
 Apparent Motion           : 0.3200 arcs/min @ PA = 257 deg
 Horizontal Parallax       : 2.0560 arcs
 Dynamical Class           : JTRO
 Elongation to Moon & Sun  : 130° (sunlit = 27%), Sun = 168°
 Cross-track uncertainty   : 5.3 mas = 16 km = 1.44 path-width (1-sig)
 RUWE and duplicate source : 0.94 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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