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Stellar Occultation by (4191) Assesse on 2023-06-09 (21:36:11 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] : a8fb2080-ddb3-11f0-547e-1e8dffff3318 [observed]

 Occultation Date + Time   : 2023-06-09 at 21:36:11 UT +/- 0.0 min  [1]
 Object Designation        : (4191) Assesse
 Star Designation          : GDR3 4203707006268931712
 Star Coordinates (ICRF)   : RA = 18 58 05.0117, DE = -08 46 32.997  [2]
 Star Magnitudes           : G = 10.97 mag, RP = 10.72 mag, BP = 11.09 mag
 Object Magnitude          : V = 15.97 mag
 Estimated Magnitude Drop  : 5.0 mag
 Estimated Max. Duration   : 1.2 sec
 Speed of the shadow       : 7.8 km/s
 Object Mean Diameter      : 9.2 km  (src: astorb) => apparent = 10 mas
 Apparent Motion           : 0.4917 arcs/min @ PA = 309 deg
 Horizontal Parallax       : 6.7160 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 55° (sunlit = 61%), Sun = 151°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 0.83 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#73
 Note                      : FP:true

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


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