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Coronagraph imagery showing the CME that came from the filament eruption observed on 31 October from the southeast quadrant of the Sun.

07 Nov A Stormy weekend: CME’s collide with Earth

Posted at 12:39h in News, Space Science by Daleen Fouche

The past two days (5–6 November 2023) have seen a ramp-up of the Sun’s activity. Earth experienced a slew of geomagnetic storms over the weekend, ranging from G1/Minor (Kp 5) to G3/Strong (Kp 7). The storms were a result of

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Planetary K-index produced by SANSA with the disturbance storm time (Dst) as the black line

24 Mar Navigation and communications systems to be impacted by severe geomagnetic storm

Posted at 14:22h in News, Press, Press Release, Space Science by Daleen Fouche

A severe geomagnetic storm caused by a coronal mass ejection (CME) from the Sun arrived late on Thursday 23 March and continues to impact the Earth and its technological systems today. The CME was ejected from the Sun on Monday 20

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18 Mar Severe solar storm strikes Earth

Posted at 19:24h in News, Space Science by Vaneshree Maharaj

A partial halo Coronal Mass Ejection (CME) was observed early on 15 March 2015 from active region 2297 near the centre of the solar disk. Traveling towards Earth at an estimated speed of ~800 km/s the CME impacted the Earth's

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18 May Earth-Directed CME Expected to Arrive 19 May 2013

Posted at 07:30h in News, Space Science by Vaneshree Maharaj

Hermanus, South Africa, 18-05-2013 Regional Space Weather Warning Centre at the Space Science Directorate of the South African National Space Agency. A minor (G1) geomagnetic storm is in progress following a coronal mass ejection (CME) detected during the early hours of 18

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About

SANSA was created to promote the use of space and strengthen cooperation in space-related activities while fostering research in space science, advancing scientific engineering through developing human capital, and supporting industrial development in space technologies.

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Contact

SANSA Hermanus, Western Cape:

Tel: 028 312 1196
Fax: 028 312 2039
Email: spacesci-info@sansa.org.za


SANSA Pretoria, Gauteng:

Tel: 012 844 0500
Fax: 012 844 0396
Email: information@sansa.org.za

 

SANSA Hartebeesthoek, Gauteng:

Tel: 012 334 5000
Fax: 012 334 5001
Email: spaceops-info@sansa.org.za

SANSA Ethics & Fraud Hotline

Call: 0800 202 596

SMS: 30916

Post: PO Box 10512, Centurion, 0046

Fax: 0867 261 681

Mobile application: Vuvuzela Hotline app  – download from google play

Email: sansa@thehotline.co.za

Website: https://www.thehotline.co.za/report

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SANSA is determined to maintain a culture of honesty and opposition to theft, fraud and corruption and any form of unethical practices including sexual harassment and racial discrimination.
The Ethics and Fraud Hotline
Call : 0800 202 596