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Stellar Occultation by (78699) 2002 TN172 on 2024-09-24 (20:24:51 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] : 70cb8310-ddb5-11f0-547e-36b7fbff027f [observed]

 Occultation Date + Time   : 2024-09-24 at 20:24:51 UT +/- 0.02 min  [1]
 Object Designation        : (78699) 2002 TN172
 Star Designation          : GDR3 1753120133137669120
 Star Coordinates (ICRF)   : RA = 20 18 00.2290, DE = +09 01 13.812  [2]
 Star Magnitudes           : G = 13.26 mag, RP = 12.71 mag, BP = 13.65 mag
 Object Magnitude          : V = 20.01 mag
 Estimated Magnitude Drop  : 6.7 mag
 Estimated Max. Duration   : 0.4 sec
 Speed of the shadow       : 13.0 km/s
 Object Mean Diameter      : 5.2 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.3600 arcs/min @ PA = 187 deg
 Horizontal Parallax       : 2.9470 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 132° (sunlit = 49%), Sun = 122°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.12 path-width (1-sig)
 RUWE and duplicate source : 0.97 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#47
 Note                      : FP:true

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


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