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Stellar Occultation by (17673) Houkidaisen on 2023-11-10 (22:17:37 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] : b0ef582c-5c5d-4fb0-884f-1a998d95447a [observed]

 Occultation Date + Time   : 2023-11-10 at 22:17:37 UT +/- 0.06 min  [1]
 Object Designation        : (17673) Houkidaisen
 Star Designation          : GDR3 3397684963567582208
 Star Coordinates (ICRF)   : RA = 05 34 41.6507, DE = +17 39 18.350  [2]
 Star Magnitudes           : G = 12.84 mag, RP = 12.08 mag, BP = 13.45 mag
 Object Magnitude          : V = 19.77 mag
 Estimated Magnitude Drop  : 6.9 mag
 Estimated Max. Duration   : 0.5 sec
 Object Mean Diameter      : 4.8 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 10.2 km/s
 Elongation to Moon & Sun  : 115° (sunlit = 6%), Sun = 144°
 Cross-track uncertainty   : 4.3 mas = 8 km = 1.72 path-width (1-sig)
 RUWE and duplicate source : 0.93 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#42

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


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