Contents.
planet: 7 - Uranus
satellites: U1-Ariel : 14,
U2-Umbriel : 5,
U3-Titania : 12,
U4-Oberon : 13
total number: 44
type: relative
dates: 1990-1990
observatory: 123 - Byurakan
Reference.
Abrahamian H.V., Gigoian K., Kisselev A.A.,
Kisseleva T.P., Shakht N.A. (1993)
Positional photographic observations of Saturn,
Uranus, Neptune, their satellites and Pluto in 1990
with the telescope ZTA-2.6 m at Byurakan in Armenia.
Astronomical and Astrophysical Transactions. V. 3. P. 279-285.
1993A&AT____3__279A
Informations.
relative to: planet
reference frame: astrometric
centre of frame: topocentre
epoch of equinox: J2000
time scale: UTC
reduction: Catalogue FOCAT-S (FK5, J2000)
coordinates: X, Y
diff. refraction: no information
receptor: photographic
telescope: ZTA, D=2.6 m, F= 10 m
observers: Abrahamian H.V., Gigoian K., Kisselev A.A.,
Kisseleva T.P., Shakht N.A.
data included in standard data file: no
Comments.
The data for 1990 Maj 30 are not correct
Format.
1. Year of the moment of observation
2. Month of the moment of observation
3. Day of the moment of observation with decimals
4. Number of satellite
5. X, arcsec
6. Y, arcsec
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Year X Y
month N
day sat arcsec arcsec
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