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Relevé Lumière Blanche du 2021-04-04 09:50:00 UTC

Whitelight — April 4, 2021 at 09:50 AM · by isontheline · Wolf 12 · 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 4, 2021 by isontheline and published on Wolf.Solar. Wolf number 12 (1 groups, 2 spots). Naked-eye A number 0. Carrington rotation 2242. Tags: AR12813, HARP6303.

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
Groups1
Groups North1
Groups South0
Spots2
Spots North2
Spots South0
Plages0
CV number5
Q value3

Conditions

Seeing3 / 5
Cloud cover (octas)0

Ephemerides

Carrington rotation2242
L₀129.63°
B₀-6.35°
P-26.24°
Declination5.85°
Julian day2459308.90972

That day in the community

Daily mean Wolf number12
Observations1
CR2242
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Comments

Activité solaire du jour :

  • Groupe AR12813 / HARP6303 de classe Cro

Classification

GroupeTypeQCV
AR12813 / HARP6303Cro35
Total Q / CV-35

AR12813HARP6303

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