get_gaia_radec_at_time

grizli.catalog.get_gaia_radec_at_time(gaia_tbl, date=2015.5, format='decimalyear')

Use apply_space_motion to compute GAIA positions at a specific observation date

Parameters

gaia_tblTable

GAIA table query, e.g., provided by get_gaia_DR2_catalog.

datee.g., float

Observation date that can be parsed with Time

formatstr

Date format, see FORMATS.

Returns

coordsSkyCoord

Projected sky coordinates.