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Stellar Occultation by (339) Dorothea on 2024-09-29 (01:48:51 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] : 751820e0-ddb5-11f0-547e-c5f0beffafea [observed]

 Occultation Date + Time   : 2024-09-29 at 01:48:51 UT +/- 0.0 min  [1]
 Object Designation        : (339) Dorothea
 Star Designation          : GDR3 3150960597311433088
 Star Coordinates (ICRF)   : RA = 07 57 05.3017, DE = +11 46 52.639  [2]
 Star Magnitudes           : G = 11.68 mag, RP = 11.29 mag, BP = 11.92 mag
 Object Magnitude          : V = 15.47 mag
 Estimated Magnitude Drop  : 3.8 mag
 Estimated Max. Duration   : 1.5 sec
 Speed of the shadow       : 26.3 km/s
 Object Mean Diameter      : 38.2 km  (src: astorb) => apparent = 15 mas
 Apparent Motion           : 0.6383 arcs/min @ PA = 107 deg
 Horizontal Parallax       : 2.5810 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 30° (sunlit = 12%), Sun = 68°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.01 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#75
 Note                      : FP:true

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


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