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Stellar Occultation by (173785) 2001 SQ82 on 2024-12-02 (20:05:57 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] : b63dae00-ddb5-11f0-547e-b49479efe7de [observed]

 Occultation Date + Time   : 2024-12-02 at 20:05:57 UT +/- 0.23 min  [1]
 Object Designation        : (173785) 2001 SQ82
 Star Designation          : GDR3 2591324915533618176
 Star Coordinates (ICRF)   : RA = 01 19 45.5244, DE = +15 12 39.641  [2]
 Star Magnitudes           : G = 12.15 mag, RP = 11.57 mag, BP = 12.52 mag
 Object Magnitude          : V = 20.23 mag
 Estimated Magnitude Drop  : 8.1 mag
 Estimated Max. Duration   : 0.7 sec
 Speed of the shadow       : 3.8 km/s
 Object Mean Diameter      : 2.5 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.1600 arcs/min @ PA = 216 deg
 Horizontal Parallax       : 4.4310 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 115° (sunlit = 3%), Sun = 133°
 Cross-track uncertainty   : 18.5 mas = 26 km = 10.65 path-width (1-sig)
 RUWE and duplicate source : 23.49 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL32
 Note                      : FP:true

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


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