Contents.
asteroid: (130)Elektra
satellites: 1 - S/2003(130)1 - 19
2 - S/2014(130)1 - 19
total number: 38
type: position
dates: 2014-2014
observatory: 309 - Cerro Paranal ESO, Chile
Reference.
Yang B., Wahhaj Z., Beauvalet L., Marchis F., Dumas C., Marsset M., Nielsen E. L., and Vachier F.
Extreme AO Observations of Two Triple Asteroid Systems with SPHERE.
The Astrophysical Journal Letters. 2016. V. 820. Issue 2. Article id. L35. 6 pp.
2016ApJ...820L..35Y
Informations.
relative to: the primary
reference frame: astrometric ICRF
centre of frame: topocentric
epoch of equinox: J2000
time scale: UTC
reduction: no information
coordinates: X, Y (secondary relative to primary)
diff. refraction: no information (see in publications)
receptor:
telescope: Spectro-Polarimetric High-contrast Exoplanet
Research instrument (SPHERE)
Comments.
Format.
1. companion ( 1 or 2 )
2. Year of the moment of observation
3. Month of the moment of observation
4. Day of the moment of observation
5. h - hour of the moment of observation
6. min - minute of the moment of observation
7. sec - second of the moment of observation
8. X - relative right ascension, arcsec
9. sigX - the error of X, arcsec
10. Y - relative declination, arcsec
11. sigY - the error of Y, arcsec
12. g - angular separation of the satellite from the primary (arcsec)
13. flux ratio between the primary and the satellite
14. D - diameter of the satellite, km
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companion Year Day h min sec X sigX Y sigY g flux D
Month arcsec arcsec arcsec arcsec arcsec ratio km
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