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Stellar Occultation by (110059) 2001 SK107 on 2023-08-22 (20:13:43 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] : f5cb6f00-ddb3-11f0-547e-f1ccd5648fb8 [observed]

 Occultation Date + Time   : 2023-08-22 at 20:13:43 UT +/- 0.02 min  [1]
 Object Designation        : (110059) 2001 SK107
 Star Designation          : GDR3 4117691593148408448
 Star Coordinates (ICRF)   : RA = 17 35 17.0084, DE = -21 32 25.316  [2]
 Star Magnitudes           : G = 13.73 mag, RP = 12.31 mag, BP = 16.32 mag
 Object Magnitude          : V = 19.88 mag
 Estimated Magnitude Drop  : 6.2 mag
 Estimated Max. Duration   : 1.1 sec
 Speed of the shadow       : 3.0 km/s
 Object Mean Diameter      : 3.3 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.1167 arcs/min @ PA = 68 deg
 Horizontal Parallax       : 4.1150 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 44° (sunlit = 34%), Sun = 115°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.19 path-width (1-sig)
 RUWE and duplicate source : 0.78 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL37
 Note                      : FP:true

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


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