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Stellar Occultation by (4790) Petrpravec on 2025-01-03 (03:49:05 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] : 6e22b660-89fb-11ef-78cd-2292fbe7ff00 [asteroids]

 Occultation Date + Time   : 2025-01-03 at 03:49:05 UT +/- 0.01 min  [1]
 Object Designation        : (4790) Petrpravec
 Star Designation          : GDR3 3871203694905841024
 Star Coordinates (ICRF)   : RA = 10 48 00.1990, DE = +10 42 54.394  [2]
 Star Magnitudes           : G = 14.54 mag, RP = 13.99 mag, BP = 14.92 mag
 Object Magnitude          : V = 17.54 mag
 Estimated Magnitude Drop  : 3.1 mag
 Estimated Max. Duration   : 3.4 sec
 Object Mean Diameter      : 18 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 5.2 km/s
 Elongation to Moon & Sun  : 164° (sunlit = 12%), Sun = 124°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#56

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


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