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Stellar Occultation by (66605) 1999 RF194 on 2022-12-29 (17:18:15 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] : 408025f0-ddb3-11f0-547e-adb7b5ce6ff4 [observed]

 Occultation Date + Time   : 2022-12-29 at 17:18:15 UT +/- 0.0 min  [1]
 Object Designation        : (66605) 1999 RF194
 Star Designation          : GDR3 0199058750487213568
 Star Coordinates (ICRF)   : RA = 04 56 32.8961, DE = +38 41 19.606  [2]
 Star Magnitudes           : G = 9.0 mag, RP = 8.66 mag, BP = 9.19 mag
 Object Magnitude          : V = 18.81 mag
 Estimated Magnitude Drop  : 9.8 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 12.0 km/s
 Object Mean Diameter      : 3.8 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.5567 arcs/min @ PA = 246 deg
 Horizontal Parallax       : 4.9350 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 75° (sunlit = 46%), Sun = 154°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.10 path-width (1-sig)
 RUWE and duplicate source : 0.91 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#52
 Note                      : FP:true

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


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