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AR12871 / AR12872 / AR12873 continue their journey

Whitelight — September 24, 2021 at 09:58 AM · by isontheline · Wolf 45 · 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 September 24, 2021 by isontheline and published on Wolf.Solar. Wolf number 45 (3 groups, 15 spots). Naked-eye A number 0. Carrington rotation 2248. Tags: AR12871, AR12872, AR12873, HARP6516, HARP6517, HARP6518.

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 North2
Groups South1
Spots15
Spots North6
Spots South9
Plages2
CV number28
Q value8

Conditions

Seeing4 / 5
Cloud cover (octas)0

Ephemerides

Carrington rotation2248
L₀2.30°
B₀6.98°
P25.38°
Declination-0.63°
Julian day2459481.91528

That day in the community

Daily mean Wolf number45
Observations1
CR2248
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Comments

GroupTypeSunspotsQ ValueCV-number
AR12871 / HARP6516Dao9419
AR12872 / HARP6517Cao538
AR12873 / HARP6518Axx111
Total Sunspots / Q / CV-15828

AR12871AR12872AR12873HARP6516HARP6517HARP6518

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