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J2000 position |
This column indicates the date of the beginning of the night of observation.
The format is: yyyymmdd (where yyyy is the year of observation,
mm the month and dd the day).
The web interface allows to sort the lists of spectra according to dataset
and to put constraints on the date. For example, to select the spectra taken in
a specified range of dates or before/after a given date.
This archive is actively maintained. We thus welcome feedback from the user
to help us detect anomalies and improve the website.