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Stellar Occultation by (11352) Koldewey on 2023-06-25 (22:43:03 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] : c2bff590-ddb3-11f0-547e-95c3ef9f0f39 [observed]

 Occultation Date + Time   : 2023-06-25 at 22:43:03 UT +/- 0.0 min  [1]
 Object Designation        : (11352) Koldewey
 Star Designation          : GDR3 4084769328793552896
 Star Coordinates (ICRF)   : RA = 18 55 50.8891, DE = -21 55 25.115  [2]
 Star Magnitudes           : G = 12.6 mag, RP = 11.84 mag, BP = 13.23 mag
 Object Magnitude          : V = 17.09 mag
 Estimated Magnitude Drop  : 4.5 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 10.9 km/s
 Object Mean Diameter      : 8.4 km  (src: astorb) => apparent = 6 mas
 Apparent Motion           : 0.4733 arcs/min @ PA = 261 deg
 Horizontal Parallax       : 4.6290 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 103° (sunlit = 46%), Sun = 171°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.05 path-width (1-sig)
 RUWE and duplicate source : 0.86 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL65
 Note                      : FP:true

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


More Data and Informations
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