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Stellar Occultation by (48700) Hanggao on 2024-09-21 (02:19:08 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] : 6aa82970-ddb5-11f0-547e-a5e97fbf8ed7 [observed]

 Occultation Date + Time   : 2024-09-21 at 02:19:08 UT +/- 0.0 min  [1]
 Object Designation        : (48700) Hanggao
 Star Designation          : GDR3 3444875242423234560
 Star Coordinates (ICRF)   : RA = 05 52 56.0505, DE = +31 20 43.422  [2]
 Star Magnitudes           : G = 12.92 mag, RP = 12.03 mag, BP = 13.74 mag
 Object Magnitude          : V = 19.8 mag
 Estimated Magnitude Drop  : 6.9 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 18.0 km/s
 Object Mean Diameter      : 4.1 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.5917 arcs/min @ PA = 66 deg
 Horizontal Parallax       : 3.5010 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 48° (sunlit = 87%), Sun = 90°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.13 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#46
 Note                      : FP:true

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


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