Planck 2018 results
Open Access

Table 2.

Number of unseen pixels per frequency band and data sets, specifically for full-mission, half-mission and ring splits (out of 5 × 107 pixels at Nside = 2048).

Frequency (GHz) Full hm1 hm2 Odd Even
100 1 2528 50 917 245 567 250 204
143 0 6531 64 307 5967 4609
217 0 13 358 115 439 23 002 20 655
353 PSB only 0 1402 39 793 3095 2477
353 0 1334 39 309 3093 2479
545 0 1187 2450 1 9
857 0 4106 1998 2 1

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