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Stellar Occultation by (165780) 2001 QP279 on 2024-09-19 (22:11:17 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] : 69e093b0-ddb5-11f0-547e-f9e4b8fdb34f [observed]

 Occultation Date + Time   : 2024-09-19 at 22:11:17 UT +/- 0.01 min  [1]
 Object Designation        : (165780) 2001 QP279
 Star Designation          : GDR3 0126462150934800640
 Star Coordinates (ICRF)   : RA = 02 34 18.8570, DE = +25 51 49.390  [2]
 Star Magnitudes           : G = 12.97 mag, RP = 12.23 mag, BP = 13.57 mag
 Object Magnitude          : V = 19.27 mag
 Estimated Magnitude Drop  : 6.3 mag
 Estimated Max. Duration   : 0.5 sec
 Speed of the shadow       : 8.5 km/s
 Object Mean Diameter      : 4.5 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.3250 arcs/min @ PA = 313 deg
 Horizontal Parallax       : 4.0830 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 23° (sunlit = 95%), Sun = 132°
 Cross-track uncertainty   : 2.0 mas = 3 km = 0.69 path-width (1-sig)
 RUWE and duplicate source : 0.94 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL44
 Note                      : FP:true

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


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