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Stellar Occultation by (83723) 2001 TN98 on 2023-09-17 (20:58:38 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] : 3ab7f46a-4c3d-468d-849e-568e8b497514 [observed]

 Occultation Date + Time   : 2023-09-17 at 20:58:38 UT +/- 0.1 min  [1]
 Object Designation        : (83723) 2001 TN98
 Star Designation          : GDR3 6842411836340458624
 Star Coordinates (ICRF)   : RA = 21 26 24.1976, DE = -14 42 07.168  [2]
 Star Magnitudes           : G = 12.31 mag, RP = 11.76 mag, BP = 12.69 mag
 Object Magnitude          : V = 19.76 mag
 Estimated Magnitude Drop  : 7.5 mag
 Estimated Max. Duration   : 0.5 sec
 Object Mean Diameter      : 3.6 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 7.0 km/s
 Elongation to Moon & Sun  : 113° (sunlit = 7%), Sun = 145°
 Cross-track uncertainty   : 9.0 mas = 14 km = 4.02 path-width (1-sig)
 RUWE and duplicate source : 0.99 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#36

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


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