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Stellar Occultation by (4560) Klyuchevskij on 2024-01-21 (21:05:50 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] : d86452e0-1499-11ef-67cb-71047bedf404 [asteroids]

 Occultation Date + Time   : 2024-01-21 at 21:05:50 UT +/- 0.0 min  [1]
 Object Designation        : (4560) Klyuchevskij
 Star Designation          : GDR3 3363763895980488960
 Star Coordinates (ICRF)   : RA = 07 18 12.4365, DE = +20 36 03.201  [2]
 Star Magnitudes           : G = 13.38 mag, RP = 12.86 mag, BP = 13.72 mag
 Object Magnitude          : V = 16.73 mag
 Estimated Magnitude Drop  : 3.4 mag
 Estimated Max. Duration   : 0.9 sec
 Object Mean Diameter      : 11.8 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 13.2 km/s
 Elongation to Moon & Sun  : 32° (sunlit = 86%), Sun = 167°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 1.67 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#53

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


More Data and Informations
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