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2026-02-15 / UCAC4 553-026817 / (206) Hersilia

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Alfonso Noschese O- VID M450 IT GPS 20:37:50 :: :: 20:43:48
2 show Tim Haymes O- CCD M280 GB GPS 20:47:13 :: :: 20:59:05
3 show Simon Kidd O- VID M350 GB GPS 20:48:20 :: :: 20:54:30
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km | More

3 observations found in db: sodis

Available (probably) matching predictions (click on the link to switch):
JPL#139 : dd07aca0-de6b-11f0-4858-a630fdff4a09 [db: asteroids]

Using prediction dd07aca0-de6b-11f0-4858-a630fdff4a09 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] : dd07aca0-de6b-11f0-4858-a630fdff4a09 [asteroids]

 Occultation Date + Time   : 2026-02-15 at 20:33:21 UT +/- 0.07 min  [1]
 Object Designation        : (206) Hersilia
 Orbit Class               : MBA
 Star Designation          : GDR3 3372623825098945024
 Star Coordinates (ICRF)   : RA = 06 27 25.5277, DE = +20 30 47.308  [2]
 Star Magnitudes           : G = 13.87 mag, RP = 12.88 mag, BP = 14.87 mag
 Object Magnitude          : V = 13.32 mag
 Estimated Magnitude Drop  : 0.5 mag
 Estimated Max. Duration   : 22.9 sec
 Object Mean Diameter      : 56.2 km  (src: astorb)
 Speed of the shadow       : 2.5 km/s
 Elongation to Moon & Sun  : 148° (sunlit = 3%), Sun = 129°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#139
 Note                      : FP:true

 Object is a Gaia mass determination target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

More Data and Informations
SiMDA | 3D Asteroid Catalogue | Johnston Archive | Star at CDS (Vizier) | JPL Small-Body Node | Minor Planet Center | Wikipedia
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