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Five groups visible counting one Eho and one Hsx

Whitelight — March 27, 2022 at 09:56 AM · by isontheline · Wolf 72 · A 1 ⚠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 March 27, 2022 by isontheline and published on Wolf.Solar. Wolf number 72 (5 groups, 22 spots). Naked-eye A number 1. Carrington rotation 2255. Tags: AR12974, AR12975, AR12976, HARP6891, HARP6893.

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!1
Groups5
Groups North3
Groups South2
Spots22
Spots North20
Spots South2
Plages3
CV number69
Q value14

Conditions

Seeing2 / 5
Cloud cover (octas)0

Ephemerides

Carrington rotation2255
L₀97.55°
B₀-6.78°
P-25.86°
Declination2.66°
Julian day2459665.91389

That day in the community

Daily mean Wolf number72
Observations1
CR2255
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Sunspots regions

GroupTypeSunspotsQ ValueCV-number
AR12974Axx111
AR12975Cro835
AR12976Eho8550
HARP6891Bxi423
HARP6893Hsx1310
Total Sunspots / Q / CV-221469

Solar Observation Session

Five groups visible counting one 'Eho' and one 'Hsx'

AR12974AR12975AR12976HARP6891HARP6893

Images by isontheline that day

Solar Observation Session 2022-03-27

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