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Stellar Occultation by (3870) Mayre on 2023-07-07 (20:29:41 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] : c5623ec0-ddb3-11f0-547e-2962df4614eb [observed]

 Occultation Date + Time   : 2023-07-07 at 20:29:41 UT +/- 0.0 min  [1]
 Object Designation        : (3870) Mayre
 Star Designation          : GDR3 4243649446201790976
 Star Coordinates (ICRF)   : RA = 20 09 34.9590, DE = +02 10 00.958  [2]
 Star Magnitudes           : G = 13.17 mag, RP = 12.63 mag, BP = 13.53 mag
 Object Magnitude          : V = 15.09 mag
 Estimated Magnitude Drop  : 2.1 mag
 Estimated Max. Duration   : 1.9 sec
 Speed of the shadow       : 6.9 km/s
 Object Mean Diameter      : 13.3 km  (src: astorb) => apparent = 14 mas
 Apparent Motion           : 0.4467 arcs/min @ PA = 273 deg
 Horizontal Parallax       : 6.8560 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 48° (sunlit = 74%), Sun = 151°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.2 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL79
 Note                      : FP:true

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


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