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2025-09-29 / UCAC4 399-076068 / (2105) Gudy

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Anton Zhdanov O+ VID M200 RU NTP 17:46:04 17:47:15.29 17:47:16.26 17:47:58 0.080 0.080 0.97 14.9
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

1 observation found in db: sodis

Available (probably) matching predictions (click on the link to switch):
JPL#68 : 7bca45a0-ddb8-11f0-547e-41807f3cde11 [db: observed]

Using prediction 7bca45a0-ddb8-11f0-547e-41807f3cde11 for map and profile fit

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Map with groundtrack and observer stations

Event Details
 Occultation UUID [and DB] : 7bca45a0-ddb8-11f0-547e-41807f3cde11 [observed]

 Occultation Date + Time   : 2025-09-29 at 17:44:04 UT +/- 0.0 min  [1]
 Object Designation        : (2105) Gudy
 Orbit Class               : MBA
 Star Designation          : GDR3 4157285487902157184
 Star Coordinates (ICRF)   : RA = 18 12 11.4054, DE = -10 21 42.235  [2]
 Star Magnitudes           : G = 13.37 mag, RP = 12.55 mag, BP = 14.08 mag
 Object Magnitude          : V = 16.55 mag
 Estimated Magnitude Drop  : 3.2 mag
 Estimated Max. Duration   : 1.5 sec
 Object Mean Diameter      : 22.5 km  (src: astorb)
 Speed of the shadow       : 15.4 km/s
 Elongation to Moon & Sun  : 18° (sunlit = 48%), Sun = 86°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.0 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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