Viewing archive of Wednesday, 15 December 1999 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot numberNew regionsBackground fluxMaximum fluxC
148 90 -2B7.2C2.523

Sunspot regions

Region 8788

Number of
sunspots
Size Class Magn. Class Spot Location
5 -2 170 -160 FAO N11W75

Region 8790

Number of
sunspots
Size Class Magn. Class Spot Location
1 -2 0 AXX N15W69

Region 8792

Number of
sunspots
Size Class Magn. Class Spot Location
1 -2 0 -10 AXX N16W11

Region 8794

Number of
sunspots
Size Class Magn. Class Spot Location
1 -4 10 -10 HSX S13W08

Region 8795

Number of
sunspots
Size Class Magn. Class Spot Location
3 -1 30 20 DRO S14W47

Region 8796

Number of
sunspots
Size Class Magn. Class Spot Location
1 -1 0 -10 AXX S27W18

Region 8797

Number of
sunspots
Size Class Magn. Class Spot Location
7 3 80 80 DAO S34W02

Region 8798

Number of
sunspots
Size Class Magn. Class Spot Location
5 1 100 80 DAO S13E60

Solar flares on this day

C2.5 C1.3

Region 8799

Number of
sunspots
Size Class Magn. Class Spot Location
2 -1 80 70 DAO S09E60

Region 8800

Number of
sunspots
Size Class Magn. Class Spot Location
1 20 HRX N11E60

Region 8801

Number of
sunspots
Size Class Magn. Class Spot Location
2 0 BXO S23W01

<< Go to daily overview page

Latest news

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Sun's activity or if there is aurora to be seen, but with more traffic comes higher server costs. Consider a donation if you enjoy SpaceWeatherLive so we can keep the website online!

100%

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare:2017/09/10X8.2
Last M-flare:2017/10/20M1.0
Last geomagnetic storm:2019/09/28Kp5 (G1)
Number of spotless days in 2019:217
Current stretch spotless days:19

This day in history*

Solar flares
12000M3.0
22001M2.5
32003M2.4
42011M1.3
52001M1.3
ApG
1200157G4
2200349G2
3199823G1
4200620
5199920G1
*since 1994

Social networks