Collaborative Occultation Resources and Archive (CORA)


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

2018-03-18 / 4UC 574-037780 / (73) Klytia

#OBSObserverOccMeth.Instr.CC TSRCUT1UT2UT3UT4UT2EUT3EDur.Chrd
1 show C. Perello/A. Selva O+ CCD M500 ES NTP 22:19:03 22:20:30.5 22:20:38.8 22:22:56 1.65 1.65 8.30 57.3
2 show Carles Schnabel O- CCD M400 ES 22:20:12 22:21:24
3 show C. Perello/A. Selva O- VID M500 ES 22:18:55 22:22:53
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: euraster

Available (probably) matching predictions (click on the link to switch):
JPL#65 : 9302d613-2c4e-4bb4-aea0-fd2464b11485 [db: observed]

Using prediction 9302d613-2c4e-4bb4-aea0-fd2464b11485 for map and profile fit

Get observations as KML file (reduced site location resolution)

Sky projection (artificial light) for occ. time: 2018-03-18, 22:19 UT (JD = 2458196.430)

DAMITQP (h)λ, βJD0JD-JD0φ0VersionModifiedVol-equiv DCmnt
# 142None8.283 44°, 83° 2.445831e612365.40.0° None2011-10-11 not scaled 2011-04-20
# 143None8.283 266°, 68° 2.445831e612365.40.0° None2011-10-11 not scaled 2011-04-20
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] : 9302d613-2c4e-4bb4-aea0-fd2464b11485 [observed]

 Occultation Date + Time   : 2018-03-18 at 22:15:14 UT +/- 0.02 min  [1]
 Object Designation        : (73) Klytia
 Orbit Class               : MBA
 Star Designation          : GDR3 0870136464088575616
 Star Coordinates (ICRF)   : RA = 07 20 20.3452, DE = +24 40 47.212  [2]
 Star Magnitudes           : G = 14.76 mag, RP = 14.29 mag, BP = 15.07 mag
 Object Magnitude          : V = 13.84 mag
 Estimated Magnitude Drop  : 0.4 mag
 Estimated Max. Duration   : 6.4 sec
 Object Mean Diameter      : 44 km  (src: astorb)
 Speed of the shadow       : 6.9 km/s
 Elongation to Moon & Sun  : 93° (sunlit = 2%), Sun = 110°
 Cross-track uncertainty   : 1.3 mas = 1 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 1.0 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#65

 
 [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)