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2011-06-05 / TYC 0844-00483-1 / (17) Thetis

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show G. Vaudescal et al O+ CCD M305 FR GPS++ 21:08:01 21:09:13.87 21:09:17.13 21:10:10 0.12 0.12 3.26 71.1
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#138 : 858a4828-5c9b-4ce5-ba60-f3751617d67b [db: observed]

Using prediction 858a4828-5c9b-4ce5-ba60-f3751617d67b for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2011-06-05, 21:08 UT (JD = 2455718.381)

DAMITQP (h)λ, βJD0JD-JD0φ0VersionModifiedVol-equiv DCmnt
# 116None12.266 236°, 19° 2.434464e621254.40.0° None2011-04-11 77.0 +/- 8.0 km 2011-03-28
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] : 858a4828-5c9b-4ce5-ba60-f3751617d67b [observed]

 Occultation Date + Time   : 2011-06-05 at 21:07:37 UT +/- 0.0 min  [1]
 Object Designation        : (17) Thetis
 Orbit Class               : MBA
 Star Designation          : GDR3 3884350899035833088
 Star Coordinates (ICRF)   : RA = 10 29 48.7515, DE = +14 18 10.297  [2]
 Star Magnitudes           : G = 11.06 mag, RP = 10.58 mag, BP = 11.38 mag
 Object Magnitude          : V = 12.82 mag
 Estimated Magnitude Drop  : 2.0 mag
 Estimated Max. Duration   : 4.1 sec
 Object Mean Diameter      : 90 km  (src: astorb)
 Speed of the shadow       : 21.8 km/s
 Elongation to Moon & Sun  : 31° (sunlit = 17%), Sun = 79°
 Cross-track uncertainty   : 1.2 mas = 2 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 6.23 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#138

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

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