- aiapy.calibrate.update_pointing(smap, pointing_table=None)¶
Update pointing information in the
This function updates the pointing information in
smapby updating the
CRPIX1, CRPIX2, CDELT1, CDELT2, CROTA2keywords in the header using the information provided in
pointing_tableis not specified, the 3-hour pointing information is queried from the JSOC.
The method removes any
PCi_jmatrix keys in the header and updates the
If correcting pointing information for a large number of images, it is strongly recommended to query the table once for the appropriate interval and then pass this table in rather than executing repeated queries.