Viewing archive of Wednesday, 9 March 2016

Daily bulletin on solar and geomagnetic activity from the SIDC

Issued: 2016 Mar 09 1230 UTC

SIDC Forecast

Valid from 1230 UTC, 09 Mar 2016 until 11 Mar 2016
Solar flares

C-class flares expected, (probability >=50%)

Geomagnetism

Quiet (A<20 and K<4)

Solar protons

Quiet

10cm fluxAp
09 Mar 2016096007
10 Mar 2016097007
11 Mar 2016098007

Bulletin

Two C-class flares in past 24h, the strongest was a C1.5 peaking at 13:06 UT on March 8, from NOAA AR 2511. A region rotating over the east limb has produced the other one (C1.3, peak 02:58 UT). More C-class flares can be expected. Geomagnetic conditions have ranged from quiet to unsettled in past 24 h. The solar wind speed is at 400 km/s with interplanetary magnetic field magnitude of 5 nT. Quiet conditions are expected.

Today's estimated international sunspot number (ISN): 077, based on 09 stations.

Solar indices for 08 Mar 2016

Wolf number Catania///
10cm solar flux096
AK Chambon La Forêt013
AK Wingst010
Estimated Ap009
Estimated international sunspot number054 - Based on 24 stations

Noticeable events summary

DayBeginMaxEndLocStrengthOP10cmCatania/NOAARadio burst types
None

Provided by the Solar Influences Data analysis Center© - SIDC - Processed by SpaceWeatherLive

All times in UTC

<< 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!

Donate SpaceWeatherLive Pro
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/01M2.4
Last geomagnetic storm2025/03/27Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
February 2025154.6 +17.6
Last 30 days128.1 -22.5

This day in history*

Solar flares
12001X28.5
22001X2.01
32001X1.59
42014M9.35
52017M8.22
DstG
11960-272G3
21973-173G3
32001-101G1
41976-101G1
51994-96G3
*since 1994

Social networks