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Stellar Occultation by (370) Modestia on 2024-10-11 (18:45:16 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] : 805f3e70-ddb5-11f0-547e-75e4bf471a38 [observed]

 Occultation Date + Time   : 2024-10-11 at 18:45:16 UT +/- 0.0 min  [1]
 Object Designation        : (370) Modestia
 Star Designation          : GDR3 4084146936494368640
 Star Coordinates (ICRF)   : RA = 19 12 27.5146, DE = -18 49 42.471  [2]
 Star Magnitudes           : G = 11.62 mag, RP = 11.09 mag, BP = 11.99 mag
 Object Magnitude          : V = 15.02 mag
 Estimated Magnitude Drop  : 3.5 mag
 Estimated Max. Duration   : 1.3 sec
 Speed of the shadow       : 19.0 km/s
 Object Mean Diameter      : 25.1 km  (src: astorb) => apparent = 18 mas
 Apparent Motion           : 0.8083 arcs/min @ PA = 79 deg
 Horizontal Parallax       : 4.5150 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 16° (sunlit = 61%), Sun = 88°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 0.88 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#74
 Note                      : FP:true

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


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