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Stellar Occultation by (11257) Rodionta on 2023-05-04 (01:45:37 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] : 94945940-ddb3-11f0-547e-85e5fbba4b2b [observed]

 Occultation Date + Time   : 2023-05-04 at 01:45:37 UT +/- 0.02 min  [1]
 Object Designation        : (11257) Rodionta
 Star Designation          : GDR3 4095996068369911040
 Star Coordinates (ICRF)   : RA = 18 11 30.1549, DE = -17 20 33.729  [2]
 Star Magnitudes           : G = 13.33 mag, RP = 11.8 mag, BP = 16.79 mag
 Object Magnitude          : V = 19.02 mag
 Estimated Magnitude Drop  : 5.7 mag
 Estimated Max. Duration   : 1.5 sec
 Speed of the shadow       : 2.6 km/s
 Object Mean Diameter      : 3.9 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.1183 arcs/min @ PA = 311 deg
 Horizontal Parallax       : 4.7660 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 70° (sunlit = 97%), Sun = 130°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.14 path-width (1-sig)
 RUWE and duplicate source : 0.93 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#54
 Note                      : FP:true

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


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