read_svo_att

read_svo_att(att_filename, dirin, time_obs)

read the svo_att fits file and return the attitude corresponding to the time_obs

if time_obs < time in file -> return first attitude if time_obs > time in file -> return last attitude

Parameters:

• att_filename (string) – name of the attitude file
• dirin (string) – PATH to the directory of the attitude file
• time_obs (float) – time of the beginning of the observation in s from mjdref

Returns:

attitude in s [ra, dec, ori]

Return type:

[float, float, float]