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Stellar Occultation by (7868) Barker on 2025-03-19 (18:42:31 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] : 5b2e8420-8aba-11ef-78cd-069affdec0fc [asteroids]

 Occultation Date + Time   : 2025-03-19 at 18:42:31 UT +/- 0.0 min  [1]
 Object Designation        : (7868) Barker
 Star Designation          : GDR3 0183294021489282688
 Star Coordinates (ICRF)   : RA = 05 29 53.9627, DE = +35 37 03.390  [2]
 Star Magnitudes           : G = 12.58 mag, RP = 11.75 mag, BP = 13.3 mag
 Object Magnitude          : V = 18.48 mag
 Estimated Magnitude Drop  : 5.9 mag
 Estimated Max. Duration   : 1.0 sec
 Object Mean Diameter      : 19.4 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 19.4 km/s
 Elongation to Moon & Sun  : 155° (sunlit = 75%), Sun = 84°
 Cross-track uncertainty   : 0.2 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.39 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#54

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


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