發布時間: 2023 Nov 16 1231 UTC
C-class flares expected, (probability >=50%)
Quiet (A<20 and K<4)
Quiet
| 10公分通量 | Ap | |
|---|---|---|
| 16 Nov 2023 | 119 | 007 |
| 17 Nov 2023 | 119 | 007 |
| 18 Nov 2023 | 119 | 007 |
There are three active regions visible on the disk (three rotated out of view in the last 24 hours). Only C-class flaring has been observed in the last 24 hours. The strongest flare was a C7.6 from NOAA AR 3485 close to the west limb (beta magnetic field configuration), peaking at 12:12 UTC on 15 November. More C-class flares can be expected in the next 24 hours.
Two partial halo CMEs were observed erupting on 15 November (at 01:25 UTC and at 06:12 UTC), both eruptions were directed towards the north and most likely originated from the backside of the Sun as no related activity is seen on the frontside, so they are not expected to affect the Earth.
The Earth is immersed in slow solar wind, over the last 24 hours solar wind speed has remained constant around 400 km/s and interplanetary magnetic field around 5 nT. Same conditions are expected for the next 24 hours.
During the last 24 hours the geomagnetic conditions were quiet to unsettled globally (NOAA KP 3) and reached active levels locally (K_Bel 4). Mostly quiet to unsettled conditions are expected for the next 24 hours.
Over the past 24 hours the greater than 10 MeV GOES proton flux was at nominal levels and is expected to remain so over the next 24 hours.
The greater than 2 MeV electron flux was below the 1000 pfu threshold, as measured by GOES 16. It is expected to remain so in the next 24 hours. The 24 hour electron fluence was at normal levels, it is expected to stay at those levels for the next 24 hours.
今日估計的國際太陽黑子數(ISN):036,基於10個觀測站。
| 卡塔尼亞沃爾夫數 | 041 |
| 10厘米太陽通量 | 119 |
| AK Chambon La Forêt | 022 |
| AK Wingst | 016 |
| 估計地磁Ap指數 | 016 |
| 估計國際太陽黑子數 | 036 - 基於21個觀測站 |
| 日 | 開始 | 最大值 | 結束 | 位置 | 強度 | OP | 10cm | 卡塔尼亞天體物理觀測站/美國國家海洋暨大氣管理局 | 電波爆發類型 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 無 | ||||||||||
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