Contents.
planet: 8 - Neptune
satellites: N1-Triton : 1095
total number: 1095
type: absolute
dates: 2007-2009
observatory: 327 - Peking Observatory, Xinglong Station
337 - Sheshan, formerly Zo-Se
Reference.
Qiao R. C., Zhang H. Y., Dourneau G., Yu Y., Yan D., Shen K. X.,
Cheng X., Xi X. J., Hu X. Y., Wang, S. H. (2014)
New astrometric observations of Triton in 2007-2009.
Monthly Notices of the Royal Astronomical Society. V. 440. Issue 4. P. 3749-3756.
2014MNRAS_440_3749Q
Informations.
relative to: absolute
reference frame: astrometric
centre of frame: topocentre
epoch of equinox: J2000
time scale: UTC
reduction: UCAC2
coordinates: absolute
diff. refraction: no information
receptor: CCD
telescope: 1 - Reflector, D=156 cm (at the Sheshan Station, code 337),
2 - Reflector, D=100 cm (at the Xinglong Station, code 327),
3 - Reflector, D=216 cm (at the Xinglong Station, code 327),
observers: Qiao R. C., Zhang H. Y. et al. (see the publication)
data included in standard data file: no
Comments.
The 1.56 m telescope, equipped with a large liquid-nitrogen-cooled
CCD and located at the Sheshan Station, was used in the five
missions made in 2007 August and September, 2008 August and
September and 2009 August.
In the observing missions of 2007 August and September
the 1.00 m telescope at the Xinglong Station was used.
In the mission undertaken in 2007 August the 2.16 m telescope
was used.
Format.
1. Year of observation
2. Month of observation
3. Day of observation with decimals
4. Hour of right ascension (alpha, h)
5. Minute of right ascension (alpha, m)
6. Second of right ascension (alpha, s)
7. Degree of declination (delta, deg)
8. Minute of declination (delta, ' )
9. Second of declination (delta, '' )
10. Code of observatory (327 or 337).
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Year day alpha delta Obs
month (UTC) h m s deg ' '' code
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