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Relevé Lumière Blanche du 2021-04-21 13:00:00 UTC

Whitelight — April 21, 2021 at 01:00 PM · by isontheline · Wolf 38 · A 0 ⚠Warning — Your eye must be behind a suitable filter! Never look at the Sun without proper visual protection! Can cause serious eye damage or blindness!

Whitelight solar observation made on April 21, 2021 by isontheline and published on Wolf.Solar. Wolf number 38 (3 groups, 8 spots). Naked-eye A number 0. Carrington rotation 2243. Tags: AR12816, AR12817, AR12818, HARP6309, HARP6313, HARP6314.

Counts

A number (naked eye) ⚠Warning — Your eye must be behind a suitable filter! Never look at the Sun without proper visual protection! Can cause serious eye damage or blindness!0
Groups3
Groups North1
Groups South2
Spots8
Spots North3
Spots South5
Plages1
CV number38
Q value10

Conditions

Seeing3 / 5
Cloud cover (octas)7

Ephemerides

Carrington rotation2243
L₀263.46°
B₀-5.07°
P-25.45°
Declination12.04°
Julian day2459326.04167

That day in the community

Daily mean Wolf number38
Observations1
CR2243
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Comments

Activité solaire du jour :

  • Groupe AR12816 / HARP6309 de classe Cai
  • Groupe AR12817 / HARP6313 de classe Dao
  • Groupe AR12818 / HARP6314 de classe Hsx

Classification

GroupeTypeQCV
AR12816 / HARP6309Cai39
AR12817 / HARP6313Dao419
AR12818 / HARP6314Hsx310
Total Q / CV-1038

AR12816AR12817AR12818HARP6309HARP6313HARP6314

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