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Stellar Occultation by (740) Cantabia on 2023-08-05 (03:40:10 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] : e6b3c170-ddb3-11f0-547e-421cffef58af [observed]

 Occultation Date + Time   : 2023-08-05 at 03:40:10 UT +/- 0.0 min  [1]
 Object Designation        : (740) Cantabia
 Star Designation          : GDR3 3302538140742574848
 Star Coordinates (ICRF)   : RA = 03 53 33.6684, DE = +09 59 25.962  [2]
 Star Magnitudes           : G = 13.66 mag, RP = 13.07 mag, BP = 14.08 mag
 Object Magnitude          : V = 15.25 mag
 Estimated Magnitude Drop  : 1.8 mag
 Estimated Max. Duration   : 3.8 sec
 Speed of the shadow       : 23.9 km/s
 Object Mean Diameter      : 90.9 km  (src: astorb) => apparent = 37 mas
 Apparent Motion           : 0.5883 arcs/min @ PA = 86 deg
 Horizontal Parallax       : 2.6210 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 58° (sunlit = 84%), Sun = 74°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.03 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#75
 Note                      : FP:true

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


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