Viewing archive of Saturday, 2 January 1999 - Sunspot regions

It appears that the image of the visible solar disk for this day in history is missing.
Sunspot number New regionsBackground fluxMaximum fluxC
107 -142 2C1.24C4.474

Sunspot regions

Region 8419

Number of
sunspots
Size Class Magn. Class Spot Location
4 -1 60 -180 DAO N28W95

Region 8420

Number of
sunspots
Size Class Magn. Class Spot Location
5 3 30 30 BXO N20W42

Region 8421

Number of
sunspots
Size Class Magn. Class Spot Location
43 -12 660 -10 EKC N27W37

Solar flares on this day

C4.09

Region 8422

Number of
sunspots
Size Class Magn. Class Spot Location
6 -2 90 -30 CAO S24W26

Region 8426

Number of
sunspots
Size Class Magn. Class Spot Location
1 10 AXX N14E41

Region 8427

Number of
sunspots
Size Class Magn. Class Spot Location
2 -2 10 -20 BXO N16W73

All times in UTC

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Last X-flare2024/10/31X2.0
Last M-flare2024/11/05M2.6
Last geomagnetic storm2024/10/12Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
September 2024141.4 -74.1
November 2024215.8 +74.4
Last 30 days161.1 +7.2

This day in history*

Solar flares
12013X4.93
21998X1.21
32014X1.14
42003M7.6
52004M5.72
DstG
12023-172G3
21991-92G2
31986-74G1
41959-73G1
51993-71G1
*since 1994

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