20 May 2017
20170519 Week Rotation Today Rotation Week 20170521

NOAA
3 Active Regions

Flare Forecast

IDL Access

Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
12656 N12E10
(-161",229")
α/α Hax/Hax 0020/0020 01/01 -
12658 S08E12
(-195",-100")
β/β Bxo/Bxo 0010/0010 03/03 -
12657 N07W34
(527",143")
/ / / / -

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 20-May-2017 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 20-May-2017 19:30 UT .