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Stellar Occultation by (702) Alauda on 2024-07-27 (21:51:48 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] : 0af3b040-8621-11ef-78cd-748136ffb936 [asteroids]

 Occultation Date + Time   : 2024-07-27 at 21:51:48 UT +/- 0.0 min  [1]
 Object Designation        : (702) Alauda
 Star Designation          : GDR3 6904413163890943360
 Star Coordinates (ICRF)   : RA = 20 23 16.1370, DE = -10 34 48.846  [2]
 Star Magnitudes           : G = 10.36 mag, RP = 9.66 mag, BP = 10.9 mag
 Object Magnitude          : V = 11.94 mag
 Estimated Magnitude Drop  : 1.8 mag
 Estimated Max. Duration   : 13.4 sec
 Object Mean Diameter      : 195 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 14.6 km/s
 Elongation to Moon & Sun  : 87° (sunlit = 52%), Sun = 171°
 Cross-track uncertainty   : 1.7 mas = 2 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#127

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


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