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Stellar Occultation by (3621) Curtis on 2024-08-13 (19:22:00 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] : 3bf582d0-ddb5-11f0-547e-3cace56f4f3f [observed]

 Occultation Date + Time   : 2024-08-13 at 19:22:00 UT +/- 0.0 min  [1]
 Object Designation        : (3621) Curtis
 Star Designation          : GDR3 6869930005343976448
 Star Coordinates (ICRF)   : RA = 19 43 51.1644, DE = -18 02 20.160  [2]
 Star Magnitudes           : G = 12.41 mag, RP = 11.63 mag, BP = 13.07 mag
 Object Magnitude          : V = 16.67 mag
 Estimated Magnitude Drop  : 4.3 mag
 Estimated Max. Duration   : 1.3 sec
 Speed of the shadow       : 7.6 km/s
 Object Mean Diameter      : 9.8 km  (src: astorb) => apparent = 8 mas
 Apparent Motion           : 0.3633 arcs/min @ PA = 252 deg
 Horizontal Parallax       : 5.1140 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 50° (sunlit = 62%), Sun = 153°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 1.13 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#72
 Note                      : FP:true

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


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