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2014-12-02 / TYC 2865-00415-1 / (112971) 2002 RA20

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show David Pettitt O+ VID M235 UK GPS++ 21:32:30 21:34:03.03 21:34:03.59 21:35:00 0.04 0.04 0.56 6.2
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#35 : 8c631aae-d9e8-4493-b8e3-06cd4e26dcd4 [db: observed]

Using prediction 8c631aae-d9e8-4493-b8e3-06cd4e26dcd4 for map and profile fit

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Event Details
 Occultation UUID [and DB] : 8c631aae-d9e8-4493-b8e3-06cd4e26dcd4 [observed]

 Occultation Date + Time   : 2014-12-02 at 21:32:25 UT +/- 0.01 min  [1]
 Object Designation        : (112971) 2002 RA20
 Orbit Class               : MBA
 Star Designation          : GDR3 0236154756682327296
 Star Coordinates (ICRF)   : RA = 03 24 57.5447, DE = +40 50 12.328  [2]
 Star Magnitudes           : G = 10.1 mag, RP = 9.75 mag, BP = 10.3 mag
 Object Magnitude          : V = 18.14 mag
 Estimated Magnitude Drop  : 8.1 mag
 Estimated Max. Duration   : 0.5 sec
 Object Mean Diameter      : 5 km  (src: astorb)
 Speed of the shadow       : 11.0 km/s
 Elongation to Moon & Sun  : 40° (sunlit = 85%), Sun = 156°
 Cross-track uncertainty   : 2.0 mas = 2 km = 0.50 path-width (1-sig)
 RUWE and duplicate source : 0.96 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#35

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

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