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Stellar Occultation by (121170) 1999 KG7 on 2026-08-31 (00:56:52 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] : dd951d30-d9ae-11f1-43f3-4f04e1f70fbc [observed]

 Occultation Date + Time   : 2026-08-31 at 00:56:52 UT +/- 0.06 min  [1]
 Object Designation        : (121170) 1999 KG7
 Star Designation          : GDR3 2445716663682462592
 Star Coordinates (ICRF)   : RA = 23 52 10.0263, DE = -05 37 43.583  [2]
 Star Magnitudes           : G = 9.47 mag, RP = 9.03 mag, BP = 9.73 mag
 Object Magnitude          : V = 19.41 mag
 Estimated Magnitude Drop  : 9.9 mag
 Estimated Max. Duration   : 0.2 sec
 Speed of the shadow       : 9.6 km/s
 Object Mean Diameter      : 2.0 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.5600 arcs/min @ PA = 236 deg
 Horizontal Parallax       : 6.2280 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 18° (sunlit = 91%), Sun = 161°
 Cross-track uncertainty   : 18.7 mas = 19 km = 9.58 path-width (1-sig)
 RUWE and duplicate source : 0.92 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL43
 Note                      : FP:true

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


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