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 23 January 2021
⇐20210122 ⇐Week ⇐Rotation Today Rotation⇒ Week⇒ 20210124⇒

NOAA
3 Active Regions
12797
12798
12799

Flare Forecast
Flare Prediction System
MM MotD

Coronal Holes
 
Main Far-side SDO short-wave SDO long-wave
No Time Data Available HMI 6173Å 20210122 23:34 GHN Hα 20210122 20:13
AIA 171Å 20210123 00:24 AIA 193Å 20210123 00:24 XRT 20210122 05:58
No Time Data Available No Time Data Available GONG Farside 20210121 12:00
No Time Data Available AIA 193Å 20210123 00:24 No Time Data Available
No Time Data Available AIA 94Å 20210123 00:24 AIA 131Å 20210123 00:24
AIA 171Å 20210123 00:24 AIA 193Å 20210123 00:24 AIA 211Å 20210123 00:24
No Time Data Available AIA 304Å 20210123 00:24 AIA 335Å 20210123 00:27
AIA 1600Å 20210123 00:27 AIA 1700Å 20210123 00:26 HMI 6173Å 20210122 23:34


Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
12797 S18W03
(48",-213") 		α/α Hax/Hax 0070/0070 02/02 -
12798 S16E06
(-98",-180") 		β/β Cro/Cao 0020/0040 05/04 -
12799 N21W42
(610",412") 		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 23-Jan-2021 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 23-Jan-2021 20:30 UT .