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 21 April 2019
⇐20190420 ⇐Week ⇐Rotation Today Rotation⇒ Week⇒ 20190422⇒

NOAA
1 Active Region
12739

Flare Forecast
Flare Prediction System
MM MotD

Coronal Holes
 
Main Far-side SDO short-wave SDO long-wave
HMI Mag 20190421 21:10 HMI 6173Å 20190421 21:10 GHN Hα 20190421 06:23
SWAP 174Å 20190421 20:13 AIA 193Å 20190421 21:52 XRT 20190421 05:58
HMI Mag 20190421 21:10 No Time Data Available GONG Farside 20190420 12:00
No Time Data Available AIA 193Å 20190421 21:52 No Time Data Available
HMI Mag 20190421 21:10 AIA 94Å 20190421 21:52 AIA 131Å 20190421 21:52
AIA 171Å 20190421 21:52 AIA 193Å 20190421 21:52 AIA 211Å 20190421 21:51
HMI Mag 20190421 21:10 AIA 304Å 20190421 21:52 AIA 335Å 20190421 21:52
AIA 1600Å 20190421 21:52 AIA 1700Å 20190421 21:54 HMI 6173Å 20190421 21:10


Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
12739 N06W80
(935",114") 		α/β Axx/Bxo 0010/0020 01/02 -

Class (HH:MM) -Today
Class (HH:MM) -Yesterday

Events not associated with currently named NOAA regions: None

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 21-Apr-2019 00:30 UT . The greyed out and light-blue entries are values from the previous day. Slashed cells indicate that the active region has no spots. The latest positions of the active regions are given in both heliographic and heliocentric co-ordinates. The region positions are valid on 21-Apr-2019 22:00 UT .