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2017-12-07 / 4UC 492-013196 / (217) Eudora

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Gerard Vaudescal O+ VID M305 FR GPS++ 00:55:45 00:56:32.57 00:56:34.17 00:56:58 0.16 0.16 1.60 23.7
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#64 : 4eda0956-b645-481e-a0ea-0a12200ddb0c [db: observed]

Using prediction 4eda0956-b645-481e-a0ea-0a12200ddb0c for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2017-12-07, 00:56 UT (JD = 2458094.539)

DAMITQP (h)λ, βJD0JD-JD0φ0VersionModifiedVol-equiv DCmnt
# 39981.025.263 135°, -25° 2.451133e66961.50.0° None2019-09-26 not scaled 2019-05-07
Q: model quality flag (0-5, 5=highest) | P: rotation period | λ,β: ecl. lon. and lat. of spin axis (J2000) | JD: initial time (epoch) | φ0: initial rotation angle for JD0

 
Image size: 300px. Transparent image background for copy & paste

Map with groundtrack and observer stations

Event Details
 Occultation UUID [and DB] : 4eda0956-b645-481e-a0ea-0a12200ddb0c [observed]

 Occultation Date + Time   : 2017-12-07 at 00:57:17 UT +/- 0.0 min  [1]
 Object Designation        : (217) Eudora
 Orbit Class               : MBA
 Star Designation          : GDR3 3334678068213437440
 Star Coordinates (ICRF)   : RA = 05 36 51.0129, DE = +08 15 10.778  [2]
 Star Magnitudes           : G = 13.46 mag, RP = 13.07 mag, BP = 13.71 mag
 Object Magnitude          : V = 14.55 mag
 Estimated Magnitude Drop  : 1.4 mag
 Estimated Max. Duration   : 4.5 sec
 Object Mean Diameter      : 66 km  (src: astorb)
 Speed of the shadow       : 14.8 km/s
 Elongation to Moon & Sun  : 40° (sunlit = 84%), Sun = 163°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.02 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#64

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

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