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Stellar Occultation by (741) Botolphia on 2025-01-02 (22:16:23 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] : 6ddcb030-862b-11ef-78cd-1c8dfddfdd27 [asteroids]

 Occultation Date + Time   : 2025-01-02 at 22:16:23 UT +/- 0.01 min  [1]
 Object Designation        : (741) Botolphia
 Star Designation          : GDR3 0638405592440348800
 Star Coordinates (ICRF)   : RA = 09 16 41.1774, DE = +21 02 12.566  [2]
 Star Magnitudes           : G = 12.31 mag, RP = 11.87 mag, BP = 12.59 mag
 Object Magnitude          : V = 14.04 mag
 Estimated Magnitude Drop  : 1.9 mag
 Estimated Max. Duration   : 3.8 sec
 Object Mean Diameter      : 30 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 7.8 km/s
 Elongation to Moon & Sun  : 175° (sunlit = 10%), Sun = 147°
 Cross-track uncertainty   : 0.7 mas = 0 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 0.92 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#67

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


More Data and Informations
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