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Stellar Occultation by (27706) Strogen on 2023-10-18 (18:20:24 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] : 2b376db0-ddb4-11f0-547e-f2bc6e7214d6 [observed]

 Occultation Date + Time   : 2023-10-18 at 18:20:24 UT +/- 0.0 min  [1]
 Object Designation        : (27706) Strogen
 Star Designation          : GDR3 4144274245261163136
 Star Coordinates (ICRF)   : RA = 18 03 40.8571, DE = -16 36 58.778  [2]
 Star Magnitudes           : G = 10.71 mag, RP = 9.33 mag, BP = 13.22 mag
 Object Magnitude          : V = 19.2 mag
 Estimated Magnitude Drop  : 8.5 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 29.3 km/s
 Object Mean Diameter      : 6.3 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.8183 arcs/min @ PA = 89 deg
 Horizontal Parallax       : 2.9730 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 21° (sunlit = 16%), Sun = 66°
 Cross-track uncertainty   : 0.5 mas = 1 km = 0.17 path-width (1-sig)
 RUWE and duplicate source : 0.93 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#57
 Note                      : FP:true

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


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