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Stellar Occultation by (43) Ariadne on 2024-09-23 (18:54:04 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] : 199ae4c0-c356-11ef-5276-01b2ae3b4a49 [observed]

 Occultation Date + Time   : 2024-09-23 at 18:54:04 UT +/- 0.0 min  [1]
 Object Designation        : (43) Ariadne
 Star Designation          : GDR3 4118612124896495360
 Star Coordinates (ICRF)   : RA = 17 50 13.7972, DE = -21 05 05.092  [2]
 Star Magnitudes           : G = 13.5 mag, RP = 12.26 mag, BP = 15.21 mag
 Object Magnitude          : V = 11.77 mag
 Estimated Magnitude Drop  : 0.2 mag
 Estimated Max. Duration   : 2.9 sec
 Object Mean Diameter      : 65.9 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 22.5 km/s
 Elongation to Moon & Sun  : 168° (sunlit = 61%), Sun = 86°
 Cross-track uncertainty   : 0.7 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 0.84 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#143

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


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