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2024-10-10 / UCAC4 581-009620 / (465) Alekto

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Anna Marciniak O- CCD M350 PL GPS 21:48:47 21:53:10
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#79 : 2b76c5f0-c357-11ef-5276-cac5bfff31b6 [db: observed]
JPL#77 : a10ac910-85b8-11ef-78cd-db0e1e7e6ec3 [db: asteroids]
JPL#77 : 5807f700-827b-11ef-6618-d696bf20cd55 [db: asteroids]

Using prediction 2b76c5f0-c357-11ef-5276-cac5bfff31b6 for map and profile fit

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Map with groundtrack and observer stations

Occ by (465) Alekto on 2024-10-10

Unavailable
200 km

Event Details
 Occultation UUID [and DB] : 2b76c5f0-c357-11ef-5276-cac5bfff31b6 [observed]

 Occultation Date + Time   : 2024-10-10 at 21:43:59 UT +/- 0.01 min  [1]
 Object Designation        : (465) Alekto
 Orbit Class               : MBA
 Star Designation          : GDR3 0067229982078184960
 Star Coordinates (ICRF)   : RA = 03 57 23.1308, DE = +26 01 44.526  [2]
 Star Magnitudes           : G = 13.77 mag, RP = 13.07 mag, BP = 14.31 mag
 Object Magnitude          : V = 15.77 mag
 Estimated Magnitude Drop  : 2.2 mag
 Estimated Max. Duration   : 9.2 sec
 Object Mean Diameter      : 73.3 km  (src: astorb)
 Speed of the shadow       : 8.0 km/s
 Elongation to Moon & Sun  : 133° (sunlit = 51%), Sun = 135°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.1 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#79

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

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