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2024-06-30 / UCAC4 416-091542 / (220855) 2004 VS61

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Eric Barbotin O- VID T504 FR NTP 22:43:51 22:46:51
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#33 : e6681d00-ddb4-11f0-547e-7c87f7ff1cb4 [db: observed]

Using prediction e6681d00-ddb4-11f0-547e-7c87f7ff1cb4 for map and profile fit

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Map with groundtrack and observer stations

Event Details
 Occultation UUID [and DB] : e6681d00-ddb4-11f0-547e-7c87f7ff1cb4 [observed]

 Occultation Date + Time   : 2024-06-30 at 22:44:59 UT +/- 0.06 min  [1]
 Object Designation        : (220855) 2004 VS61
 Orbit Class               : MBA
 Star Designation          : GDR3 4253106826749222144
 Star Coordinates (ICRF)   : RA = 18 44 43.0354, DE = -06 55 21.416  [2]
 Star Magnitudes           : G = 11.5 mag, RP = 10.52 mag, BP = 12.51 mag
 Object Magnitude          : V = 19.73 mag
 Estimated Magnitude Drop  : 8.2 mag
 Estimated Max. Duration   : 0.2 sec
 Object Mean Diameter      : 3.0 km  (src: astorb)
 Speed of the shadow       : 12.8 km/s
 Elongation to Moon & Sun  : 113° (sunlit = 28%), Sun = 164°
 Cross-track uncertainty   : 20.3 mas = 30 km = 10.13 path-width (1-sig)
 RUWE and duplicate source : 0.71 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#33
 Note                      : FP:true

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

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