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Stellar Occultation by (72903) 2001 KO71 on 2023-10-06 (20:08:41 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] : 26d60f60-ddb4-11f0-547e-f4f2eaff4b90 [observed]

 Occultation Date + Time   : 2023-10-06 at 20:08:41 UT +/- 0.02 min  [1]
 Object Designation        : (72903) 2001 KO71
 Star Designation          : GDR3 2702670022832906752
 Star Coordinates (ICRF)   : RA = 22 27 49.6363, DE = +01 39 26.448  [2]
 Star Magnitudes           : G = 8.15 mag, RP = 7.81 mag, BP = 8.34 mag
 Object Magnitude          : V = 17.43 mag
 Estimated Magnitude Drop  : 9.3 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 7.4 km/s
 Object Mean Diameter      : 5.6 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.4167 arcs/min @ PA = 200 deg
 Horizontal Parallax       : 5.9620 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 125° (sunlit = 47%), Sun = 145°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.19 path-width (1-sig)
 RUWE and duplicate source : 2.57 mas, dup.src = 1  (0:false, 1:true)

 Ephemeris Reference       : JPL54
 Prediction generated      : 2025-12-20 14:57:06 UTC
 Note                      : FP:true

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


More Data and Informations
SiMDA | 3D Asteroid Catalogue | Johnston Archive | Star at CDS (Vizier) | JPL Small-Body Node | Minor Planet Center | Wikipedia
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