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Stellar Occultation by (2511) Patterson on 2023-11-04 (18:36:25 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] : 33a8aef0-ddb4-11f0-547e-ed137afc388a [observed]

 Occultation Date + Time   : 2023-11-04 at 18:36:25 UT +/- 0.0 min  [1]
 Object Designation        : (2511) Patterson
 Star Designation          : GDR3 3400778954928005248
 Star Coordinates (ICRF)   : RA = 05 26 12.2265, DE = +19 22 28.452  [2]
 Star Magnitudes           : G = 13.0 mag, RP = 12.69 mag, BP = 13.19 mag
 Object Magnitude          : V = 16.69 mag
 Estimated Magnitude Drop  : 3.7 mag
 Estimated Max. Duration   : 2.8 sec
 Speed of the shadow       : 6.4 km/s
 Object Mean Diameter      : 18.0 km  (src: astorb) => apparent = 15 mas
 Apparent Motion           : 0.3200 arcs/min @ PA = 280 deg
 Horizontal Parallax       : 5.2900 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 45° (sunlit = 56%), Sun = 140°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 0.97 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL63
 Note                      : FP:true

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


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