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Stellar Occultation by (213) Lilaea on 2023-09-09 (22:48:19 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] : 0336f330-ddb4-11f0-547e-0e0becbdfe1f [observed]

 Occultation Date + Time   : 2023-09-09 at 22:48:19 UT +/- 0.01 min  [1]
 Object Designation        : (213) Lilaea
 Star Designation          : GDR3 6825797257867813632
 Star Coordinates (ICRF)   : RA = 22 13 25.6484, DE = -17 45 29.991  [2]
 Star Magnitudes           : G = 11.45 mag, RP = 11.01 mag, BP = 11.73 mag
 Object Magnitude          : V = 12.48 mag
 Estimated Magnitude Drop  : 1.4 mag
 Estimated Max. Duration   : 9.9 sec
 Speed of the shadow       : 8.3 km/s
 Object Mean Diameter      : 83.0 km  (src: astorb) => apparent = 76 mas
 Apparent Motion           : 0.4600 arcs/min @ PA = 242 deg
 Horizontal Parallax       : 5.8640 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 142° (sunlit = 22%), Sun = 161°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 0.76 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#145
 Note                      : FP:true

 Object is a <Gaia mass determination> target !

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


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