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Stellar Occultation by (8915) Sawaishujiro on 2024-09-25 (00:32:21 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] : 7f87ca30-ddb5-11f0-547e-c6bdefafdf33 [observed]

 Occultation Date + Time   : 2024-09-25 at 00:32:21 UT +/- 0.01 min  [1]
 Object Designation        : (8915) Sawaishujiro
 Star Designation          : GDR3 2748108814023664640
 Star Coordinates (ICRF)   : RA = 00 26 47.9988, DE = +07 23 14.729  [2]
 Star Magnitudes           : G = 11.7 mag, RP = 11.1 mag, BP = 12.12 mag
 Object Magnitude          : V = 17.38 mag
 Estimated Magnitude Drop  : 5.7 mag
 Estimated Max. Duration   : 1.1 sec
 Speed of the shadow       : 15.2 km/s
 Object Mean Diameter      : 16.3 km  (src: astorb) => apparent = 7 mas
 Apparent Motion           : 0.4050 arcs/min @ PA = 246 deg
 Horizontal Parallax       : 2.8270 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 86° (sunlit = 47%), Sun = 172°
 Cross-track uncertainty   : 1.0 mas = 2 km = 0.14 path-width (1-sig)
 RUWE and duplicate source : 1.19 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#65
 Note                      : FP:true

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


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