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Relevé Lumière Blanche du 2020-11-05 12:15:00 UTC

Whitelight — November 5, 2020 at 12:15 PM · by isontheline · Wolf 20 · 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 November 5, 2020 by isontheline and published on Wolf.Solar. Wolf number 20 (1 groups, 10 spots). Naked-eye A number 0. Carrington rotation 2237.

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 North0
Groups South1
Spots10
Spots North0
Spots South10
CV number47
Q value5

Conditions

Seeing2 / 5
Cloud cover (octas)0

Ephemerides

Carrington rotation2237
L₀304.58°
B₀3.89°
P23.57°
Declination-15.90°
Julian day2459159.01042

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Daily mean Wolf number17
Observations2
CR2237
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Comments

Au télescope, le groupe AR12781 / HARP6183 laisse apparaître au moins 10 taches sombres dont une des taches avec une large pénombre asymétrique.

Je le classe Eki :

E = Large group extending more than 10 degrees
k = Large asymmetric penumbra diameter greater than 2.5 degrees
i = Intermediate spot distribution

Classification

GroupeTypeQCV
AR12781 / HARP6183Eki547
Total Q / CV-547

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