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2023-12-23 / UCAC4 531-020207 / (4711) Kathy

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Jordi Marco O- CCD M235 ES NTP 23:51:26 23:55:10
2 show Faustino Garcia O- VID T250 ES GPS 23:53:26 23:55:26
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

2 observations found in db: sodis

Available (probably) matching predictions (click on the link to switch):
JPL#61 : 73109511-f17e-4052-a9aa-a4594f572d3a [db: observed]
JPL#66 : 234a09c0-c341-11ef-5276-d1a3dffbd9b4 [db: observed]

Using prediction 73109511-f17e-4052-a9aa-a4594f572d3a for map and profile fit

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Map with groundtrack and observer stations

Occ by (4711) Kathy on 2023-12-23

Unavailable
300 km

Event Details
 Occultation UUID [and DB] : 73109511-f17e-4052-a9aa-a4594f572d3a [observed]

 Occultation Date + Time   : 2023-12-23 at 23:52:32 UT +/- 0.03 min  [1]
 Object Designation        : (4711) Kathy
 Orbit Class               : MBA
 Star Designation          : GDR3 3349588304882217088
 Star Coordinates (ICRF)   : RA = 05 55 48.3893, DE = +16 06 12.748  [2]
 Star Magnitudes           : G = 12.61 mag, RP = 12.14 mag, BP = 12.91 mag
 Object Magnitude          : V = 15.34 mag
 Estimated Magnitude Drop  : 2.8 mag
 Estimated Max. Duration   : 0.9 sec
 Object Mean Diameter      : 9.8 km  (src: astorb)
 Speed of the shadow       : 11.3 km/s
 Elongation to Moon & Sun  : 35° (sunlit = 90%), Sun = 172°
 Cross-track uncertainty   : 3.7 mas = 3 km = 0.35 path-width (1-sig)
 RUWE and duplicate source : 1.15 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#61

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

More Data and Informations
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Aladin Sky Atlas
05 55 48.389 +16 06 12.75
FoV: 29.96'
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