Collaborative Occultation Resources and Archive (CORA)


Occultations | Observations | Reports | Info + Credits | JOA | Admin | Login

2020-01-01 / 4UC 558-010609 / (583) Klotilde

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show Wolfgang Beisker O+ CCD M270 PT NTP 23:43:00 23:48:50.27 23:48:56.48 23:52:00 0.10 0.10 6.21 59.6
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#57 (23-01-08) : 6a27fcb7-c6db-45f8-8484-4b608ef697ee [db: observed]

Using prediction 6a27fcb7-c6db-45f8-8484-4b608ef697ee for map and profile fit

Sky projection (artificial light) for occ. time: 2020-01-01, 23:48 UT (JD = 2458850.495)

DAMITQP (h)λ, βJD0JD-JD0φ0VersionModifiedVol-equiv DCmnt
# 55881.09.214 150°, 40° 2.457417e61433.50.0° None2020-10-05 not scaled 2019-10-23
# 55891.09.214 327°, 54° 2.457417e61433.50.0° 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

Event Details
 Occultation UUID [and DB] : 6a27fcb7-c6db-45f8-8484-4b608ef697ee [observed]

 Occultation Date + Time   : 2020-01-01 at 23:53:04 UT +/- 0.05 min  [1]
 Object Designation        : (583) Klotilde
 Star Designation          : GDR3 0144824652250037888
 Star Coordinates (ICRF)   : RA = 04 37 49.6725, DE = +21 31 41.732  [2]
 Star Magnitudes           : G = 13.35 mag, RP = 12.52 mag, BP = 14.05 mag
 Object Magnitude          : V = 13.74 mag
 Estimated Magnitude Drop  : 1.0 mag
 Estimated Max. Duration   : 8.5 sec
 Object Mean Diameter      : 82 km  (src: astorb+H10)
 Speed of the shadow       : 9.6 km/s
 Elongation to Moon & Sun  : 73° (sunlit = 39%), Sun = 150°
 Cross-track uncertainty   : 1.7 mas = 2 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 1.13 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#57 (23-01-08)

 
 [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
(If error 404: link not valid which means no data available)

Aladin Sky Atlas
Aladin Lite direct link (has Gaia overlay)