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Stellar Occultation by (7191) 1993 MA1 on 2022-12-15 (01:44:45 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] : 3a7fe4b0-ddb3-11f0-547e-b6abbf7f9ddd [observed]

 Occultation Date + Time   : 2022-12-15 at 01:44:45 UT +/- 0.0 min  [1]
 Object Designation        : (7191) 1993 MA1
 Star Designation          : GDR3 0150209201208457856
 Star Coordinates (ICRF)   : RA = 04 14 30.7021, DE = +25 11 24.609  [2]
 Star Magnitudes           : G = 11.44 mag, RP = 10.73 mag, BP = 11.99 mag
 Object Magnitude          : V = 17.0 mag
 Estimated Magnitude Drop  : 5.6 mag
 Estimated Max. Duration   : 0.8 sec
 Speed of the shadow       : 13.3 km/s
 Object Mean Diameter      : 10.8 km  (src: astorb) => apparent = 7 mas
 Apparent Motion           : 0.5233 arcs/min @ PA = 268 deg
 Horizontal Parallax       : 4.1780 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 92° (sunlit = 63%), Sun = 163°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 1.64 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#68
 Note                      : FP:true

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


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