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2026-08-12 / UCAC4 414-132222 / (331916) 2004 RA170

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Michael Kohl O- VID M200 CH GPS 22:11:49 :: :: 22:13:13
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):
JPL25 : a3e68840-d9ad-11f1-43f3-d95d968ff791 [db: observed]

Using prediction a3e68840-d9ad-11f1-43f3-d95d968ff791 for map and profile fit

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Event Details
 Occultation UUID [and DB] : a3e68840-d9ad-11f1-43f3-d95d968ff791 [observed]

 Occultation Date + Time   : 2026-08-12 at 22:15:27 UT +/- 0.12 min  [1]
 Object Designation        : (331916) 2004 RA170
 Orbit Class               : MBA
 Star Designation          : GDR3 4216815147670550912
 Star Coordinates (ICRF)   : RA = 20 08 09.5194, DE = -07 20 53.868  [2]
 Star Magnitudes           : G = 12.05 mag, RP = 11.25 mag, BP = 12.73 mag
 Object Magnitude          : V = 19.67 mag
 Estimated Magnitude Drop  : 7.6 mag
 Estimated Max. Duration   : 0.2 sec
 Object Mean Diameter      : 1.80 km  (src: astorb)
 Speed of the shadow       : 8.0 km/s
 Elongation to Moon & Sun  : 156° (sunlit = 0%), Sun = 159°
 Cross-track uncertainty   : 34.0 mas = 35 km = 19.51 path-width (1-sig)
 RUWE and duplicate source : 1.02 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL25
 Note                      : FP:true

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

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