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Stellar Occultation by (199821) 2007 DA83 on 2024-09-13 (20:02:56 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] : 600b7cb0-ddb5-11f0-547e-d3066ffb5db0 [observed]

 Occultation Date + Time   : 2024-09-13 at 20:02:56 UT +/- 0.64 min  [1]
 Object Designation        : (199821) 2007 DA83
 Star Designation          : GDR3 4236673083582460160
 Star Coordinates (ICRF)   : RA = 20 11 32.8055, DE = +00 43 16.585  [2]
 Star Magnitudes           : G = 13.41 mag, RP = 12.7 mag, BP = 13.98 mag
 Object Magnitude          : V = 19.83 mag
 Estimated Magnitude Drop  : 6.4 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 12.5 km/s
 Object Mean Diameter      : 3.0 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.5300 arcs/min @ PA = 175 deg
 Horizontal Parallax       : 4.4900 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 28° (sunlit = 76%), Sun = 131°
 Cross-track uncertainty   : 20.7 mas = 29 km = 9.80 path-width (1-sig)
 RUWE and duplicate source : 1.03 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL38
 Note                      : FP:true

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


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