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2022-02-05 / 4UC 477-043439 / (1306) Scythia

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Roland Boninsegna O+ VID M400 BE GPS++ 03:23:31 03:24:00.65 03:24:04.89 03:25:46 0.24 0.16 4.24 56.4
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: euraster

Available (probably) matching predictions (click on the link to switch):
JPL#69 : 6823b8c5-e24b-469e-83c7-c6b21179f3c4 [db: observed]

Using prediction 6823b8c5-e24b-469e-83c7-c6b21179f3c4 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2022-02-05, 03:23 UT (JD = 2459615.641)

DAMITQP (h)λ, βJD0JD-JD0φ0VersionModifiedVol-equiv DCmnt
# 45511.07.524 32°, 10° 2.457319e62296.60.0° None2020-10-05 not scaled 2019-10-23
# 45521.07.524 215°, -22° 2.457319e62296.60.0° None2020-10-05 not scaled 2019-10-23
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] : 6823b8c5-e24b-469e-83c7-c6b21179f3c4 [observed]

 Occultation Date + Time   : 2022-02-05 at 03:28:24 UT +/- 0.01 min  [1]
 Object Designation        : (1306) Scythia
 Orbit Class               : MBA
 Star Designation          : GDR3 3093456040396124928
 Star Coordinates (ICRF)   : RA = 08 28 21.3139, DE = +05 20 52.042  [2]
 Star Magnitudes           : G = 13.43 mag, RP = 13.02 mag, BP = 13.7 mag
 Object Magnitude          : V = 14.48 mag
 Estimated Magnitude Drop  : 1.4 mag
 Estimated Max. Duration   : 5.1 sec
 Object Mean Diameter      : 68 km  (src: astorb)
 Speed of the shadow       : 13.3 km/s
 Elongation to Moon & Sun  : 119° (sunlit = 18%), Sun = 164°
 Cross-track uncertainty   : 3.7 mas = 5 km = 0.08 path-width (1-sig)
 RUWE and duplicate source : 0.93 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#69

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

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