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Stellar Occultation by (44201) 1998 MS28 on 2026-09-13 (19:55:07 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] : db287810-d9b0-11f1-43f3-d59bf9ffe82b [observed]

 Occultation Date + Time   : 2026-09-13 at 19:55:07 UT +/- 0.05 min  [1]
 Object Designation        : (44201) 1998 MS28
 Star Designation          : GDR3 2805427184109083008
 Star Coordinates (ICRF)   : RA = 00 58 59.8609, DE = +26 01 48.811  [2]
 Star Magnitudes           : G = 11.06 mag, RP = 10.43 mag, BP = 11.53 mag
 Object Magnitude          : V = 17.4 mag
 Estimated Magnitude Drop  : 6.3 mag
 Estimated Max. Duration   : 1.1 sec
 Speed of the shadow       : 4.1 km/s
 Object Mean Diameter      : 4.5 km  (src: astorb) => apparent = 5 mas
 Apparent Motion           : 0.2750 arcs/min @ PA = 272 deg
 Horizontal Parallax       : 7.1730 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 166° (sunlit = 8%), Sun = 143°
 Cross-track uncertainty   : 4.0 mas = 3 km = 0.79 path-width (1-sig)
 RUWE and duplicate source : 1.31 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL50
 Note                      : FP:true

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


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