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2020-05-01 / 4UC 413-059258 / (264) Libussa

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Alberto Ossola O+ VID M230 CH GPS++ 20:33:01 20:34:23.03 20:34:25.91 20:35:56 0.08 0.08 2.88 40.6
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: euraster

Available (probably) matching predictions (click on the link to switch):
JPL#106 : 14157595-4aee-457c-bb23-9e299f41dbff [db: observed]

Using prediction 14157595-4aee-457c-bb23-9e299f41dbff for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2020-05-01, 20:33 UT (JD = 2458971.356)

DAMITQP (h)λ, βJD0JD-JD0φ0VersionModifiedVol-equiv DCmnt
# 331None9.228 157°, 18° 2.447828e611143.40.0° None2011-05-02 not scaled 2011-04-21
# 332None9.228 338°, -9° 2.447828e611143.40.0° None2011-05-02 not scaled 2011-04-21
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] : 14157595-4aee-457c-bb23-9e299f41dbff [observed]

 Occultation Date + Time   : 2020-05-01 at 20:30:51 UT +/- 0.01 min  [1]
 Object Designation        : (264) Libussa
 Orbit Class               : MBA
 Star Designation          : GDR3 3619523181204792960
 Star Coordinates (ICRF)   : RA = 13 56 39.5634, DE = -07 24 06.795  [2]
 Star Magnitudes           : G = 12.5 mag, RP = 11.83 mag, BP = 12.64 mag
 Object Magnitude          : V = 12.94 mag
 Estimated Magnitude Drop  : 1.0 mag
 Estimated Max. Duration   : 3.6 sec
 Object Mean Diameter      : 51 km  (src: astorb)
 Speed of the shadow       : 14.1 km/s
 Elongation to Moon & Sun  : 65° (sunlit = 61%), Sun = 167°
 Cross-track uncertainty   : 3.0 mas = 4 km = 0.09 path-width (1-sig)
 RUWE and duplicate source : 1.92 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#106

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

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