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Stellar Occultation by (4108) Rakos on 2023-06-04 (22:44:55 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] : a53fc630-ddb3-11f0-547e-9366b7fcaf84 [observed]

 Occultation Date + Time   : 2023-06-04 at 22:44:55 UT +/- 0.0 min  [1]
 Object Designation        : (4108) Rakos
 Star Designation          : GDR3 4093882978857535744
 Star Coordinates (ICRF)   : RA = 18 11 04.2296, DE = -21 12 34.301  [2]
 Star Magnitudes           : G = 14.68 mag, RP = 14.02 mag, BP = 15.15 mag
 Object Magnitude          : V = 17.67 mag
 Estimated Magnitude Drop  : 3.1 mag
 Estimated Max. Duration   : 0.6 sec
 Speed of the shadow       : 9.7 km/s
 Object Mean Diameter      : 5.4 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.4933 arcs/min @ PA = 271 deg
 Horizontal Parallax       : 5.4200 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 10° (sunlit = 99%), Sun = 161°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.07 path-width (1-sig)
 RUWE and duplicate source : 0.98 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#63
 Note                      : FP:true

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


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