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2020-12-03 / TYC 4708-00974-1 / (9965) GNU

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Michal Rottenborn O+ CCD M303 CZ GPS++ 20:01:51 20:04:04.35 20:04:04.60 20:05:51 0.01 0.01 0.25 2.9
2 show Jiri Kubanek O- CCD M203 CZ 20:01:45 20:05:53
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

2 observations found in db: euraster

Available (probably) matching predictions (click on the link to switch):
JPL#44 : f633e5cb-0bbf-41c8-b588-071d19dea8e2 [db: observed]

Using prediction f633e5cb-0bbf-41c8-b588-071d19dea8e2 for map and profile fit

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Event Details
 Occultation UUID [and DB] : f633e5cb-0bbf-41c8-b588-071d19dea8e2 [observed]

 Occultation Date + Time   : 2020-12-03 at 20:02:12 UT +/- 0.01 min  [1]
 Object Designation        : (9965) GNU
 Orbit Class               : MBA
 Star Designation          : GDR3 3265901446935088128
 Star Coordinates (ICRF)   : RA = 03 17 31.7642, DE = -00 08 01.795  [2]
 Star Magnitudes           : G = 11.19 mag, RP = 10.77 mag, BP = 11.44 mag
 Object Magnitude          : V = 18.83 mag
 Estimated Magnitude Drop  : 7.6 mag
 Estimated Max. Duration   : 0.4 sec
 Object Mean Diameter      : 4 km  (src: astorb)
 Speed of the shadow       : 11.6 km/s
 Elongation to Moon & Sun  : 66° (sunlit = 89%), Sun = 150°
 Cross-track uncertainty   : 1.3 mas = 1 km = 0.42 path-width (1-sig)
 RUWE and duplicate source : 2.61 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#44

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

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