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Stellar Occultation by (785) Zwetana on 2025-01-04 (19:29:06 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] : 61d7b700-82a0-11ef-6618-f7f3de29bbaf [asteroids]

 Occultation Date + Time   : 2025-01-04 at 19:29:06 UT +/- 0.01 min  [1]
 Object Designation        : (785) Zwetana
 Star Designation          : GDR3 0891125763106461440
 Star Coordinates (ICRF)   : RA = 07 03 03.2932, DE = +33 49 31.986  [2]
 Star Magnitudes           : G = 12.85 mag, RP = 12.24 mag, BP = 13.14 mag
 Object Magnitude          : V = 12.9 mag
 Estimated Magnitude Drop  : 0.8 mag
 Estimated Max. Duration   : 3.8 sec
 Object Mean Diameter      : 49 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 12.9 km/s
 Elongation to Moon & Sun  : 117° (sunlit = 26%), Sun = 169°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 5.63 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#98

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


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