aphi

887 observations · 0 images · Observing since Nov 11, 2022

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Personal k coefficient

Computed against the mean Wolf number of the other Wolf.Solar observers (not the International Sunspot Number): k = community reference / observer, averaged by month.

0.7511.251.51.75010202023202420252026
k monthlyk yearly ±σobservations
YearJanFebMarAprMayJunJulAugSepOctNovDeck_yearstdvNob
20220.761.050.9080.2078
20231.091.151.141.060.931.131.141.291.341.251.1540.11899
20241.051.211.101.101.151.061.000.981.031.131.191.191.1000.078118
20251.341.101.081.091.291.041.061.181.151.131.151.1450.094112
20261.441.041.191.281.051.081.131.191.041.701.2140.213144

Monthly file (CSV) · Yearly file (CSV)

Latest observations

  1. Oct 12, 2026 — Whitelight · Wolf 80 · A 0
  2. Oct 9, 2026 — Whitelight · Wolf 71 · A 0
  3. Oct 7, 2026 — Whitelight · Wolf 48 · A 0
  4. Oct 6, 2026 — Whitelight · Wolf 48 · A 0
  5. Oct 5, 2026 — Whitelight · Wolf 52 · A 0
  6. Oct 4, 2026 — Whitelight · Wolf 11 · A 0
  7. Oct 3, 2026 — Whitelight · Wolf 52 · A 0
  8. Oct 2, 2026 — Whitelight · Wolf 25 · A 0
  9. Sep 30, 2026 — Whitelight · Wolf 25 · A 0
  10. Sep 29, 2026 — Whitelight · Wolf 22 · A 0