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2026-02-19 / UCAC4 321-075341 / (3405) Daiwensai

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Deborah Smith O- VID M300 ES GPS 05:47:41 :: :: 05:49:42
2 show Deborah Smith O- VID M250 ES GPS 05:47:26 :: :: 05:49:27
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#68 : 90926ae0-de75-11f0-4858-e3e7b5a2cf78 [db: asteroids]

Using prediction 90926ae0-de75-11f0-4858-e3e7b5a2cf78 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] : 90926ae0-de75-11f0-4858-e3e7b5a2cf78 [asteroids]

 Occultation Date + Time   : 2026-02-19 at 05:50:03 UT +/- 0.01 min  [1]
 Object Designation        : (3405) Daiwensai
 Orbit Class               : MBA
 Star Designation          : GDR3 6228854837323094016
 Star Coordinates (ICRF)   : RA = 14 43 48.6046, DE = -25 52 31.253  [2]
 Star Magnitudes           : G = 14.31 mag, RP = 13.66 mag, BP = 14.74 mag
 Object Magnitude          : V = 17.19 mag
 Estimated Magnitude Drop  : 3.0 mag
 Estimated Max. Duration   : 2.2 sec
 Object Mean Diameter      : 22.3 km  (src: astorb)
 Speed of the shadow       : 10.4 km/s
 Elongation to Moon & Sun  : 125° (sunlit = 4%), Sun = 104°
 Cross-track uncertainty   : 2.0 mas = 3 km = 0.14 path-width (1-sig)
 RUWE and duplicate source : 7.5 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#68
 Note                      : FP:true

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

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