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Stellar Occultation by (1266) Tone on 2024-12-15 (18:23:25 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] : c7ff9400-ddb5-11f0-547e-08fdb3fe7ed2 [observed]

 Occultation Date + Time   : 2024-12-15 at 18:23:25 UT +/- 0.01 min  [1]
 Object Designation        : (1266) Tone
 Star Designation          : GDR3 0243247465674409728
 Star Coordinates (ICRF)   : RA = 03 46 14.1613, DE = +42 27 38.098  [2]
 Star Magnitudes           : G = 10.93 mag, RP = 10.13 mag, BP = 11.6 mag
 Object Magnitude          : V = 14.89 mag
 Estimated Magnitude Drop  : 4.0 mag
 Estimated Max. Duration   : 5.3 sec
 Speed of the shadow       : 13.9 km/s
 Object Mean Diameter      : 73.3 km  (src: astorb) => apparent = 38 mas
 Apparent Motion           : 0.4350 arcs/min @ PA = 236 deg
 Horizontal Parallax       : 3.3360 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 30° (sunlit = 100%), Sun = 150°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.17 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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