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2025-03-20 / UCAC4 435-066018 / (2651) Karen

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Anna Marciniak O+ CCD M350 PL GPS 23:43:10 23:44:10.830 23:44:12.880 23:45:15 0.11 0.11 2.05 15.2
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#61 : 2cc006e0-8853-11ef-78cd-06dbafd62a91 [db: asteroids]

Using prediction 2cc006e0-8853-11ef-78cd-06dbafd62a91 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2025-03-20, 23:44 UT (JD = 2460755.489)

DAMITQP (h)λ, βJD0JD-JD0φ0VersionModifiedVol-equiv DCmnt
# 49551.0122.620 55°, 45° 2.457229e63526.50.0° None2020-10-05 not scaled 2019-10-23
Q: model quality flag (0-5, 5=highest) | P: rotation period | λ,β: ecl. lon. and lat. of spin axis (J2000) | JD: initial time (epoch) | φ0: initial rotation angle for JD0

 
Image size: 300px. Transparent image background for copy & paste

Map with groundtrack and observer stations

Occ by (2651) Karen on 2025-03-20

Unavailable
100 km

Event Details
 Occultation UUID [and DB] : 2cc006e0-8853-11ef-78cd-06dbafd62a91 [asteroids]

 Occultation Date + Time   : 2025-03-20 at 23:37:06 UT +/- 0.02 min  [1]
 Object Designation        : (2651) Karen
 Orbit Class               : MBA
 Star Designation          : GDR3 4354693802711208448
 Star Coordinates (ICRF)   : RA = 16 44 34.4425, DE = -03 07 05.431  [2]
 Star Magnitudes           : G = 12.58 mag, RP = 12.0 mag, BP = 12.98 mag
 Object Magnitude          : V = 18.34 mag
 Estimated Magnitude Drop  : 5.8 mag
 Estimated Max. Duration   : 2.0 sec
 Object Mean Diameter      : 14.4 km  (src: astorb)
 Speed of the shadow       : 7.4 km/s
 Elongation to Moon & Sun  : 24° (sunlit = 65%), Sun = 109°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.12 path-width (1-sig)
 RUWE and duplicate source : 0.98 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#61

 
 [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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