Contents.
planet: 5 - Jupiter
satellites: J1 - Io : 1,
J2 - Europe : 2,
J3 - Ganymede : 2
total number: 5
type: absolute
dates: 2016-2021
observatory: 24 stations in North and South America, Hawaii, and South Korea
Reference.
Morgado B. et al. (2022)
Milliarcsecond Astrometry for the Galilean Moons Using Stellar Occultations.
The Astronomical Journal 163:240 (15pp).
2022AJ____163__240M
Informations.
relative to: absolute
reference frame: astrometric
centre of frame: geocentre
epoch of equinox: J2000
time scale: UTC
reduction: Gaia EDR3
coordinates: absolute
diff. refraction: no information
receptor: CCD
telescope: see the list in Appendix A in the paper by Morgado et al. (2022)
observers: see the list in Appendix A in the paper by Morgado et al. (2022)
data included in standard data file : no
Comments.
1. The full list of observation sites is given in Appendix A in the paper by Morgado et al. (2022)
2. Observation of Europa on March 31, 2017 is the result of new reduction of the observation given
in the data unit jg0072.
Format.
1. Satellite (501 - Io, 502 - Europa, 503 - Ganymede)
2. Year of the date of observation
3. Month of the date of observation
4. Day of the date of observation
5. Hour of the date of observation (time, h)
6. Minutes of the date of observation (time, m)
7. Seconds of the date of observation (time, s)
8. Hour of right ascension (alpha, h)
9. Minute of right ascension (alpha, m)
10. Second of right ascension with decimals (alpha, s)
11. Uncertainty of right ascension (err_ra, mas)
12. Degree of declination (delta, deg)
13. Minute of declination (delta, ' )
14. Second of declination (delta, '' )
14. Uncertainty of declination (err_d, mas)
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Sat Year Day time alpha err_ra delta err_d
Month h m s h m s mas deg ' '' mas
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