18 September 1999
19990917 Week Rotation Today Rotation Week 19990919



Today's/Yesterday's NOAA Active Regions
NOAA Number
Latest
Position
Hale
Class
McIntosh Class
Sunspot Area
[millionths]
Number of Spots
Recent
Flares
08690 N16W88
(907",254")
β/β Eao/Eki 0310/0440 13/23 - / M2.1(01:14)
08692 S25W66
(783",-440")
β/β Eao/Eso 0170/0170 08/16 - / C3.1(17:59)
08693 N12W70
(869",155")
α/α Hsx/Hsx 0020/0030 01/01 -
08695 N21W29
(429",240")
α/β Hsx/Cso 0020/0030 01/03 -
08699 N22W65
(795",305")
β/β Dso/Eso 0170/0220 09/13 C2.3(18:18)
C1.9(09:13)
/ C1.5(19:50)
08700 N13E06
(-96",97")
β/β Dai/Eao 0170/0140 30/25 C2.4(14:14)
/ C1.7(13:53)
C2.1(05:05)
08703 N21W91
(881",337")
α/- Axx/- 0000/- 01/- -
08704 S21E50
(-677",-407")
α/- Hsx/- 0070/- 01/- -

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

Events not associated with currently named NOAA regions: C1.7(08:57) C2.9(15:14) C1.4(10:27) C4.5(11:47) C1.4(14:33) C8.8(22:06)

Note: The tabulated data are based on the most recent NOAA/USAF Active Region Summary issued on 18-Sep-1999 00:30 . 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 18-Sep-1999 23:30 .