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Stellar Occultation by (115226) 2003 SA143 on 2023-06-13 (22:47:51 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] : b08dc190-ddb3-11f0-547e-0b16ffbf3733 [observed]

 Occultation Date + Time   : 2023-06-13 at 22:47:51 UT +/- 0.01 min  [1]
 Object Designation        : (115226) 2003 SA143
 Star Designation          : GDR3 4307864021983528832
 Star Coordinates (ICRF)   : RA = 19 21 53.4520, DE = +08 14 32.003  [2]
 Star Magnitudes           : G = 13.49 mag, RP = 12.52 mag, BP = 14.46 mag
 Object Magnitude          : V = 20.13 mag
 Estimated Magnitude Drop  : 6.7 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 11.5 km/s
 Object Mean Diameter      : 3.6 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.3867 arcs/min @ PA = 297 deg
 Horizontal Parallax       : 3.5880 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 98° (sunlit = 18%), Sun = 138°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.49 path-width (1-sig)
 RUWE and duplicate source : 0.95 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL42
 Note                      : FP:true

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


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