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Stellar Occultation by (465) Alekto on 2024-10-10 (21:43:59 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] : 7fa98300-ddb5-11f0-547e-70e17fff2a41 [observed]

 Occultation Date + Time   : 2024-10-10 at 21:43:59 UT +/- 0.01 min  [1]
 Object Designation        : (465) Alekto
 Star Designation          : GDR3 0067229982078184960
 Star Coordinates (ICRF)   : RA = 03 57 23.1304, DE = +26 01 44.525  [2]
 Star Magnitudes           : G = 13.77 mag, RP = 13.07 mag, BP = 14.31 mag
 Object Magnitude          : V = 15.75 mag
 Estimated Magnitude Drop  : 2.2 mag
 Estimated Max. Duration   : 9.2 sec
 Speed of the shadow       : 8.0 km/s
 Object Mean Diameter      : 73.3 km  (src: astorb) => apparent = 34 mas
 Apparent Motion           : 0.2233 arcs/min @ PA = 268 deg
 Horizontal Parallax       : 2.9780 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 133° (sunlit = 51%), Sun = 135°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.1 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#87
 Note                      : FP:true

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


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