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Stellar Occultation by (855) Newcombia on 2023-09-22 (03:36:15 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] : 0fd78640-ddb4-11f0-547e-c296dfffb2ce [observed]

 Occultation Date + Time   : 2023-09-22 at 03:36:15 UT +/- 0.0 min  [1]
 Object Designation        : (855) Newcombia
 Star Designation          : GDR3 3450491066779460096
 Star Coordinates (ICRF)   : RA = 06 08 30.1783, DE = +32 37 48.488  [2]
 Star Magnitudes           : G = 11.63 mag, RP = 10.79 mag, BP = 12.38 mag
 Object Magnitude          : V = 17.11 mag
 Estimated Magnitude Drop  : 5.5 mag
 Estimated Max. Duration   : 0.9 sec
 Speed of the shadow       : 17.2 km/s
 Object Mean Diameter      : 15.5 km  (src: astorb) => apparent = 8 mas
 Apparent Motion           : 0.5350 arcs/min @ PA = 72 deg
 Horizontal Parallax       : 3.3100 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 168° (sunlit = 43%), Sun = 87°
 Cross-track uncertainty   : 0.1 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.24 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#76
 Note                      : FP:true

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


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