Space Environment Prediction Center





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	RelativisticElectronEnhancement
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	AE Model
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	Kp Model
	GEO relativistic electron flux
	Chinese Assimilation TEC Model

	Cosmic Ray
	Station K Indices
	Ionosphere

	Coronal Hole Index
	Solar Active Regions
	F10.7 Index
	Ap Index

OVERVIEW & FORECAST

Daily Review
Day 1 To 3
Weekly Review
Weekly Forecast

During the past 24 hours, solar activity was very low without C-class and above flare produced. There was no active region on the visible disk. The solar wind speed maintained at about 400 km/s. The geomagnetic field was quiet.
	Published:	2020-06-01 00:10 UTC
	Forecaster:	027/026

Within the next three days, solar activity is expected to be very low. The geomagnetic field is expected to be mainly quiet.
	Published:	2020-06-01 00:10 UTC
	Forecaster:	027/026

During last week, solar activity was very low. There was no sunspot region on the visible disk, without C-class and above flares produced. The F10.7 index ranged from 68 sfu to 71 sfu. Solar wind speed ranged from 300 km/s to 380km/s. The geomagnetic field was quiet to unsettled.
	Published:	2020-05-29 03:01 UTC
	Forecaster:	021/029

Within the next week, solar activity is expected to be mainly at very low levels. The geomagnetic field is expected to be mainly quiet.
	Published:	2020-05-29 03:01 UTC
	Forecaster:	021/029

ALERTS


	No space environment alerts have been issued today.


	07:26 UTC 29 May 2020	12:00 UTC 20 Apr 2020	10:00 UTC 20 Apr 2020	01:15 UTC 24 Feb 2020	01:15 UTC 23 Feb 2020

LATEST DATA



		The active region magnetogram is created from the raw full-disk longitudinal magnetogram data observed at Huairou Solar Observatory Station of Beijing in China.				This full-disk Hα image of sun is observed with the 20cm Full-Disc Hα Telescope located at Huairou Solar Observatory Station of Beijing in China.

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		Observatories of cosmic ray in SEPC include Beijing station monitoring Neutron intensity variations and Guangzhou station monitoring the intensity variations of East, West, South, North and Vertical components of muon.				The Ionosphere GPS observation network , monitoring the ionospheric scintillation and GPS-TEC with time resolutions of 1 minute and 30 seconds, is located at Fuzhou, Xiamen, Guangzhou, Nanning and Hainan.

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	24-hr Max:A2.8
	Peak Time:2020 May 31 14:44 UTC

	Updated:2020 Jun 01 07:57 UTC
	>>more data<<


	Current 5-min:6.017e-1 /cm².sr.s
	24-hr Max:7.340e-1 /cm².sr.s

	Updated:2020 Jun 01 07:50 UTC
	>>more data<<


	Speed:382.7 km/sec
	Density:3.1 protons/cm³

	Updated:2020 Jun 01 07:57 UTC
	>>more data<<


	Current:Kp=2
	24-hr Max:Kp=2

	Updated:2020 Jun 01 06:00 UTC
	>>more data<<


	Current 5-min:4.000e+0 /cm².sr.s
	Integral Flux:1.427e+6 /cm².sr.day

	Updated:2020 Jun 01 07:50 UTC
	>>more data<<


	10.7cm Flux:71 sfu

	Update:2020 May 31 UTC
	>>more data<<


	SSN:0

	Update:2020 May 31 UTC
	>>more data<<