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2024-09-20 / UCAC4 364-183408 / (13141) 1994 WW2

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show William Stewart O+ VID M279 GB GPS 20:26:19 20:27:18.300 20:27:19.900 20:28:35 0.3 0.3 1.60 8.0
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#53 : cef84bb0-c355-11ef-5276-53ccd2e4577e [db: observed]

Using prediction cef84bb0-c355-11ef-5276-53ccd2e4577e for map and profile fit

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Map with groundtrack and observer stations

Occ by (13141) 1994 WW2 on 2024-09-20

Unavailable
100 km

Event Details
 Occultation UUID [and DB] : cef84bb0-c355-11ef-5276-53ccd2e4577e [observed]

 Occultation Date + Time   : 2024-09-20 at 20:23:11 UT +/- 0.01 min  [1]
 Object Designation        : (13141) 1994 WW2
 Orbit Class               : MBA
 Star Designation          : GDR3 6837716410589674240
 Star Coordinates (ICRF)   : RA = 21 39 06.8581, DE = -17 15 13.125  [2]
 Star Magnitudes           : G = 13.43 mag, RP = 12.94 mag, BP = 13.75 mag
 Object Magnitude          : V = 17.89 mag
 Estimated Magnitude Drop  : 4.5 mag
 Estimated Max. Duration   : 1.1 sec
 Object Mean Diameter      : 5.4 km  (src: astorb)
 Speed of the shadow       : 5.0 km/s
 Elongation to Moon & Sun  : 76° (sunlit = 89%), Sun = 143°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.22 path-width (1-sig)
 RUWE and duplicate source : 0.98 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#53

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

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Aladin Sky Atlas
21 39 6.858 -17 15 13.13
FoV: 29.96'
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