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2022-12-21 / UCAC4 505-001720 / (230) Athamantis

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Jordi Marco O+ CCD M235 ES NTP 17:45:10 17:46:28.220 17:46:39.220 17:48:36 0.10 0.10 11.00 103.4
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: sodis

Available (probably) matching predictions (click on the link to switch):
JPL#132 : 3c723ed0-ddb3-11f0-547e-a3b5dfe6ee32 [db: observed]

Using prediction 3c723ed0-ddb3-11f0-547e-a3b5dfe6ee32 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2022-12-21, 17:45 UT (JD = 2459935.240)

DAMITQP (h)λ, βJD0JD-JD0φ0VersionModifiedVol-equiv DCmnt
# 185None23.985 74°, 27° 2.4422468368e617688.40.0° this pole is slightly preferred2013-07-24 115.0 +/- 12.0 km 2007-02-27
# 186None23.985 237°, 29° 2.4422468368e617688.40.0° None2013-07-24 116.0 +/- 12.0 km 2007-02-27
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] : 3c723ed0-ddb3-11f0-547e-a3b5dfe6ee32 [observed]

 Occultation Date + Time   : 2022-12-21 at 17:49:47 UT +/- 0.01 min  [1]
 Object Designation        : (230) Athamantis
 Orbit Class               : MBA
 Star Designation          : GDR3 2583237049734132352
 Star Coordinates (ICRF)   : RA = 01 07 33.5021, DE = +10 51 54.161  [2]
 Star Magnitudes           : G = 12.28 mag, RP = 11.65 mag, BP = 12.74 mag
 Object Magnitude          : V = 11.39 mag
 Estimated Magnitude Drop  : 0.4 mag
 Estimated Max. Duration   : 11.6 sec
 Object Mean Diameter      : 109.0 km  (src: astorb)
 Speed of the shadow       : 9.4 km/s
 Elongation to Moon & Sun  : 133° (sunlit = 4%), Sun = 110°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.12 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#132
 Note                      : FP:true

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

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