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 17 October 2017
⇐20171016 ⇐Week ⇐Rotation Today Rotation⇒ Week⇒ 20171018⇒

NOAA
1 Active Region
12684

Flare Forecast
Flare Prediction System
MM MotD

Coronal Holes
 
Main Far-side SDO short-wave SDO long-wave
HMI Mag 20171017 22:34 HMI 6173Å 20171017 22:34 GHN Hα 20171017 06:55
SWAP 174Å 20171017 19:21 AIA 193Å 20171017 23:27 XRT 20171016 18:22
HMI Mag 20171017 22:34 No Time Data Available GONG Farside 20171016 12:00
No Time Data Available AIA 193Å 20171017 23:27 STEREO A 20171017 16:45
HMI Mag 20171017 22:34 AIA 94Å 20171017 23:28 AIA 131Å 20171017 23:27
AIA 171Å 20171017 23:28 AIA 193Å 20171017 23:27 AIA 211Å 20171017 23:27
HMI Mag 20171017 22:34 AIA 304Å 20171017 23:28 AIA 335Å 20171017 23:27
AIA 1600Å 20171017 23:27 AIA 1700Å 20171017 23:28 HMI 6173Å 20171017 22:34


Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
12684 N11W60
(820",136") 		/β /Bxo /0010 /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 17-Oct-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 17-Oct-2017 23:30 UT .