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Stellar Occultation by (3173) McNaught on 2024-12-31 (03:29:04 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] : dae11ad0-ddb5-11f0-547e-47df8b9db8f7 [observed]

 Occultation Date + Time   : 2024-12-31 at 03:29:04 UT +/- 0.0 min  [1]
 Object Designation        : (3173) McNaught
 Star Designation          : GDR3 0883710652392538496
 Star Coordinates (ICRF)   : RA = 07 12 56.7476, DE = +27 34 24.424  [2]
 Star Magnitudes           : G = 13.68 mag, RP = 13.18 mag, BP = 13.97 mag
 Object Magnitude          : V = 16.79 mag
 Estimated Magnitude Drop  : 3.2 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 14.1 km/s
 Object Mean Diameter      : 7.6 km  (src: astorb) => apparent = 6 mas
 Apparent Motion           : 0.7000 arcs/min @ PA = 286 deg
 Horizontal Parallax       : 5.2700 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 176° (sunlit = 0%), Sun = 172°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 0.97 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#60
 Note                      : FP:true

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


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