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2026-02-25 / J022059.97+113112.7 / (4792) Lykaon

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Andreas Schweizer O+ VID M107 CH GPS 21:14:44 21:15:14.746 21:15:16.146 21:15:45 0.104 0.104 1.40 39.9
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#48 : 81ffe0f0-de77-11f0-4858-bed8fef60b4e [db: asteroids]

Using prediction 81ffe0f0-de77-11f0-4858-bed8fef60b4e for map and profile fit

Get observations as KML file (reduced site location resolution)


Map with groundtrack and observer stations

Event Details
 Occultation UUID [and DB] : 81ffe0f0-de77-11f0-4858-bed8fef60b4e [asteroids]

 Occultation Date + Time   : 2026-02-25 at 21:11:51 UT +/- 0.02 min  [1]
 Object Designation        : (4792) Lykaon
 Orbit Class               : JTRO
 Star Designation          : GDR3 0072708092604906624
 Star Coordinates (ICRF)   : RA = 02 19 59.9676, DE = +11 31 12.411  [2]
 Star Magnitudes           : G = 11.88 mag, RP = 11.38 mag, BP = 12.22 mag
 Object Magnitude          : V = 17.98 mag
 Estimated Magnitude Drop  : 6.1 mag
 Estimated Max. Duration   : 1.1 sec
 Object Mean Diameter      : 31.4 km  (src: astorb)
 Speed of the shadow       : 28.5 km/s
 Elongation to Moon & Sun  : 49° (sunlit = 66%), Sun = 59°
 Cross-track uncertainty   : 4.0 mas = 15 km = 0.50 path-width (1-sig)
 RUWE and duplicate source : 0.9 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#48
 Note                      : FP:true

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

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