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Stellar Occultation by (1051) Merope on 2023-08-07 (01:20:26 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] : e3a76bd0-ddb3-11f0-547e-7bc7fb3bf7c3 [observed]

 Occultation Date + Time   : 2023-08-07 at 01:20:26 UT +/- 0.01 min  [1]
 Object Designation        : (1051) Merope
 Star Designation          : GDR3 2713116104851251456
 Star Coordinates (ICRF)   : RA = 22 55 55.2197, DE = +08 41 26.634  [2]
 Star Magnitudes           : G = 10.03 mag, RP = 9.49 mag, BP = 10.4 mag
 Object Magnitude          : V = 14.74 mag
 Estimated Magnitude Drop  : 4.7 mag
 Estimated Max. Duration   : 7.9 sec
 Speed of the shadow       : 8.5 km/s
 Object Mean Diameter      : 67.2 km  (src: astorb) => apparent = 46 mas
 Apparent Motion           : 0.3483 arcs/min @ PA = 223 deg
 Horizontal Parallax       : 4.3650 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 41° (sunlit = 65%), Sun = 143°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 0.87 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL89
 Note                      : FP:true

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


More Data and Informations
SiMDA | 3D Asteroid Catalogue | Johnston Archive | Star at CDS (Vizier) | JPL Small-Body Node | Minor Planet Center | Wikipedia
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