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Stellar Occultation by (4836) Medon on 2023-09-11 (00:54:02 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] : 0b35c390-ddb4-11f0-547e-fd78ebee633c [observed]

 Occultation Date + Time   : 2023-09-11 at 00:54:02 UT +/- 0.01 min  [1]
 Object Designation        : (4836) Medon
 Star Designation          : GDR3 0875472187859766144
 Star Coordinates (ICRF)   : RA = 07 51 08.9969, DE = +27 57 25.296  [2]
 Star Magnitudes           : G = 13.59 mag, RP = 12.98 mag, BP = 13.99 mag
 Object Magnitude          : V = 17.11 mag
 Estimated Magnitude Drop  : 3.6 mag
 Estimated Max. Duration   : 2.1 sec
 Speed of the shadow       : 31.9 km/s
 Object Mean Diameter      : 67.8 km  (src: astorb) => apparent = 18 mas
 Apparent Motion           : 0.5100 arcs/min @ PA = 88 deg
 Horizontal Parallax       : 1.6970 arcs
 Dynamical Class           : JTRO
 Elongation to Moon & Sun  : 10° (sunlit = 14%), Sun = 54°
 Cross-track uncertainty   : 0.8 mas = 3 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 4.74 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#66
 Note                      : FP:true

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


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