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Table 2.

Mean (ν) and standard deviation (σ) of the sample and line residuals (in pixels) for each satellite (Cassini-ISS data).

Observations νsample σsample νline σline N Satellite
(pix) (pix) (pix) (pix)
ISS NAC (centroid fitting) −0.0185 0.1947 −0.0499 0.2023 356, 356 Calypso
−0.0329 0.1875 −0.0320 0.2573 360, 360 Telesto
0.0112 0.2572 −0.1156 0.2695 322, 322 Helene
−0.0091 0.2719 −0.0498 0.2394 279, 279 Pallene

ISS NAC red filter (limb fitting) −0.9507 0.5119 0.0475 0.1209 4, 4 Mimas
0.2170 0.5048 0.0704 0.2873 32, 32 Tethys

ISS NAC infra-red filter (limb fitting) 2.3577 0.1035 0.4656 0.3062 2, 2 Mimas

ISS NAC (limb fitting) 0.4281 0.1584 −0.1455 0.0494 2, 2 Dione
1.1336 0.0000 0.1581 0.0000 1, 1 Iapetus

Notes. N is the number of observations per satellite for each coordinate. Observations with residuals higher than 5 pixels were discarded.

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