Spacecraft and observatory web pages

General information

• The Herschel spacecraft has a modular design. On the left, facing the "warm" side and on the right, facing the "cold" side of the spacecraft, the middle image names the major components.:

• A quite complete summary of current and past pointing performances can be found here
• A technical note on the Absolute Pointing Error (the estimation of its 68th percentile from calibration observations): CAS_APE_calc_1p1.pdf

Spacecraft health monitoring

Spacecraft temperature tracking