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2022-03-27 / 4UC 391-057970 / (8833) Acer

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Bjoern Kattentidt O+ VID M279 DE GPS++ 21:12:11 21:14:21.62 21:14:23.22 21:16:46 0.16 0.16 1.60 17.8
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: euraster

Available (probably) matching predictions (click on the link to switch):
JPL#49 : 3bbdc474-7275-4ed4-9825-635982458f7c [db: observed]

Using prediction 3bbdc474-7275-4ed4-9825-635982458f7c for map and profile fit

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Event Details
 Occultation UUID [and DB] : 3bbdc474-7275-4ed4-9825-635982458f7c [observed]

 Occultation Date + Time   : 2022-03-27 at 21:06:32 UT +/- 0.03 min  [1]
 Object Designation        : (8833) Acer
 Orbit Class               : MBA
 Star Designation          : GDR3 3622393494964766976
 Star Coordinates (ICRF)   : RA = 12 57 22.4019, DE = -11 59 16.066  [2]
 Star Magnitudes           : G = 13.6 mag, RP = 12.96 mag, BP = 14.08 mag
 Object Magnitude          : V = 16.91 mag
 Estimated Magnitude Drop  : 3.4 mag
 Estimated Max. Duration   : 0.7 sec
 Object Mean Diameter      : 8 km  (src: astorb)
 Speed of the shadow       : 11.1 km/s
 Elongation to Moon & Sun  : 113° (sunlit = 22%), Sun = 168°
 Cross-track uncertainty   : 3.3 mas = 4 km = 0.51 path-width (1-sig)
 RUWE and duplicate source : 1.07 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#49

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

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