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Relevé Lumière Blanche du 2021-04-24 10:05:00 UTC

Whitelight — April 24, 2021 at 10:05 AM · by isontheline · Wolf 47 · 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 24, 2021 by isontheline and published on Wolf.Solar. Wolf number 47 (4 groups, 7 spots). Naked-eye A number 0. Carrington rotation 2243. Tags: AR12816, AR12818, AR12819, AR12820, HARP6309, HARP6314, HARP6317.

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
Groups4
Groups North1
Groups South3
Spots7
Spots North1
Spots South6
Plages0
CV number30
Q value12

Conditions

Seeing4 / 5
Cloud cover (octas)0

Ephemerides

Carrington rotation2243
L₀225.43°
B₀-4.81°
P-25.11°
Declination13.00°
Julian day2459328.92014

That day in the community

Daily mean Wolf number47
Observations1
CR2243
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Comments

Activité solaire du jour :

  • Groupe AR12816 / HARP6309 de classe Cro
  • Groupe AR12818 / HARP6314 de classe Hsx
  • Groupe AR12819 / HARP6317 de classe Bxo
  • Groupe AR12820 / HARP6314 de classe Dro

Classification

GroupeTypeQCV
AR12816 / HARP6309Cro35
AR12818 / HARP6314Hsx310
AR12819 / HARP6317Bxo22
AR12820 / HARP6314Dro413
Total Q / CV-1230

AR12816AR12818AR12819AR12820HARP6309HARP6314HARP6317

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