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2025-12-14 / UCAC4 478-002025 / (4325) Guest

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Olivier Schreurs O+ VID M254 BE GPS 20:52:41 20:53:37.99 20:53:39.71 20:54:40 0.120 0.160 1.72 5.3
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#72 : db02f350-ddb8-11f0-547e-f9bee03d5bee [db: observed]

Using prediction db02f350-ddb8-11f0-547e-f9bee03d5bee for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2025-12-14, 20:52 UT (JD = 2461024.369)

DAMITQP (h)λ, βJD0JD-JD0φ0VersionModifiedVol-equiv DCmnt
# 39421.05.304 247°, 40° 2.451056e69968.40.0° None2019-09-26 not scaled 2019-05-07
# 39431.05.304 63°, 39° 2.451056e69968.40.0° None2019-09-26 not scaled 2019-05-07
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

Event Details
 Occultation UUID [and DB] : db02f350-ddb8-11f0-547e-f9bee03d5bee [observed]

 Occultation Date + Time   : 2025-12-14 at 20:28:03 UT +/- 0.07 min  [1]
 Object Designation        : (4325) Guest
 Orbit Class               : MBA
 Star Designation          : GDR3 2564302325632723712
 Star Coordinates (ICRF)   : RA = 01 20 19.4584, DE = +05 32 39.740  [2]
 Star Magnitudes           : G = 13.91 mag, RP = 13.38 mag, BP = 14.27 mag
 Object Magnitude          : V = 17.77 mag
 Estimated Magnitude Drop  : 3.9 mag
 Estimated Max. Duration   : 3.1 sec
 Object Mean Diameter      : 9.6 km  (src: astorb)
 Speed of the shadow       : 3.1 km/s
 Elongation to Moon & Sun  : 172° (sunlit = 23%), Sun = 117°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.12 path-width (1-sig)
 RUWE and duplicate source : 1.18 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#72
 Note                      : FP:true

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

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