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Stellar Occultation by (331793) 2003 MV4 on 2026-09-30 (18:43:59 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] : 51f43140-d9b2-11f1-43f3-9d81f777cca6 [observed]

 Occultation Date + Time   : 2026-09-30 at 18:43:59 UT +/- 0.15 min  [1]
 Object Designation        : (331793) 2003 MV4
 Star Designation          : GDR3 0304636154790517760
 Star Coordinates (ICRF)   : RA = 01 57 34.9324, DE = +32 02 05.865  [2]
 Star Magnitudes           : G = 8.81 mag, RP = 8.36 mag, BP = 9.09 mag
 Object Magnitude          : V = 20.02 mag
 Estimated Magnitude Drop  : 11.2 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 7.5 km/s
 Object Mean Diameter      : 1.90 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.3950 arcs/min @ PA = 257 deg
 Horizontal Parallax       : 5.6250 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 25° (sunlit = 80%), Sun = 144°
 Cross-track uncertainty   : 29.7 mas = 33 km = 17.72 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL35
 Note                      : FP:true

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


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