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Propagazione

SIDC Weekly Bulletin

:Issued: 2010 Mar 04 1356 UTC:Product: documentation at http://www.sidc.be/products/bul#——————————————————————–## SIDC Weekly bulletin on Solar and Geomagnetic activity             ##——————————————————————–#WEEK 478 from 2010 Feb 22  SOLAR ACTIVITY————- No significant flares occurred during the period, GOES X-ray levels reached only barely  B2 levels on Feb 23 and Feb 24. A number of active regions where present on this disc: AR1051 in the Northern …

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SIDC Weekly Bulletin

:Issued: 2010 Feb 02 1109 UTC:Product: documentation at http://www.sidc.be/products/bul#——————————————————————–## SIDC Weekly bulletin on Solar and Geomagnetic activity ##——————————————————————–#WEEK 474 from 2010 Jan 25 SOLAR ACTIVITY————– Three sunspot groups were recorded on the solar disk during the week: Catania numbers 37, 38 and 39 (NOAA ARs 1041, 1042 and 1043 respectively). Catania sunspot group 38 was active in the beginning of …

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SIDC Weekly Bulletin

:Issued: 2010 Jan 19 1035 UTC:Product: documentation at http://www.sidc.be/products/bul#——————————————————————–## SIDC Weekly bulletin on Solar and Geomagnetic activity ##——————————————————————–#WEEK 472 from 2010 Jan 11 SOLAR ACTIVITY————-Solar activity was low to moderately active with the transit of NOAA AR 1040, which was about 20 degrees east of the central meridian on Jan. 11th. It produced 3 C-flares during the week. GEOMAGNETIC ACTIVITY——————-Geomagnetic …

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SIDC Weekly Bulletin

:Issued: 2009 Nov 24 1231 UTC:Product: documentation at http://www.sidc.be/products/bul#——————————————————————–## SIDC Weekly bulletin on Solar and Geomagnetic activity ##——————————————————————–#WEEK 464 from 2009 Nov 16 SOLAR ACTIVITY————–Solar activity was very low during the whole week. Up to threeactive regions with sunspots were observed in the northern solarhemisphere. Two of them received a NOAA numbering, NOAA AR 1032 andNOAA AR 1033. One was …

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SIDC Weekly Bulletin

:Issued: 2009 Dec 07 1347 UTC:Product: documentation at http://www.sidc.be/products/bul#——————————————————————–## SIDC Weekly bulletin on Solar and Geomagnetic activity ##——————————————————————–#WEEK 466 from 2009 Nov 30 SOLAR ACTIVITY————–Solar activity was at its lowest level during the whole week.The Earth was facing the inactive hemisphere of the Sun. Indeed,over the last 8 Carrington rotations, almost all active regions appeared in restricted longitude ranges, mostly …

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Geophysical Alert Message (WWV)

:Product: Geophysical Alert Message wwv.txt:Issued: 2009 Sep 25 0000 UTC# Prepared by the US Dept. of Commerce, NOAA, Space Weather PredictionCenter## Geophysical Alert Message#Solar-terrestrial indices for 24 September follow.Solar flux 75 and mid-latitude A-index 1.The mid-latitude K-index at 0000 UTC on 25 September was 1 (7 nT). No space weather storms were observed for the past 24 hours. No space …

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Geophysical Alert Message (WWV)

:Product: Geophysical Alert Message wwv.txt:Issued: 2009 Jul 12 1200 UTC# Prepared by the US Dept. of Commerce, NOAA, Space Weather PredictionCenter ## Geophysical Alert Message#Solar-terrestrial indices for 11 July follow.Solar flux 68 and mid-latitude A-index 2.The mid-latitude K-index at 1200 UTC on 12 July was 1 (6 nT). No space weather storms were observed for the past 24 hours. No …

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Geophysical Alert Message (WWV)

:Product: Geophysical Alert Message wwv.txt:Issued: 2009 Jul 07 2100 UTC# Prepared by the US Dept. of Commerce, NOAA, Space Weather PredictionCenter ##          Geophysical Alert Message#Solar-terrestrial indices for 07 July follow.Solar flux 71 and estimated mid-latitude A-Index 3.The mid-latitude K-index at 2100 UTC on 07 July was 1 (08 nT). No space weather storms were observed for the past 24 hours. …

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Geophysical Alert Message (WWV)

:Product: Geophysical Alert Message wwv.txt:Issued: 2009 Jun 27 1500 UTC# Prepared by the US Dept. of Commerce, NOAA, Space Weather PredictionCenter ##          Geophysical Alert Message#Solar-terrestrial indices for 26 June follow.Solar flux 67 and mid-latitude A-index 2.The mid-latitude K-index at 1500 UTC on 27 June was 2 (18 nT). No space weather storms were observed for the past 24 hours. No …

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Geophysical Alert Message (WWV)

:Product: Geophysical Alert Message wwv.txt:Issued: 2009 Jun 05 0000 UTC# Prepared by the US Dept. of Commerce, NOAA, Space Weather PredictionCenter ## Geophysical Alert Message#Solar-terrestrial indices for 04 June follow.Solar flux 71 and mid-latitude A-index 4.The mid-latitude K-index at 0000 UTC on 05 June was 1 (7 nT). No space weather storms were observed for the past 24 hours. No …

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IPS Daily HF Prop Report – 22 June 08

SUBJ: IPS DAILY HF PROPAGATION REPORT ISSUED AT 22/2330Z JUNE 2008 BY IPS RADIO AND SPACE SERVICES FROM THE AUSTRALIAN SPACE FORECAST CENTRE AUSTRALIAN REGION SUMMARY AND FORECAST 1. SUMMARY (22 JUNE)Date T index Conditions22 Jun -0 Normal Flares: none. MUFs:Equatorial PNG/Niue Region:Depressed by 15% during local day,Near predicted monthly values during local night.Northern Australian Region:Depressed by 15% during local …

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IPS Daily HF Prop Report – 20 June 08

SUBJ: IPS DAILY HF PROPAGATION REPORTISSUED AT 20/2330Z JUNE 2008 BY IPS RADIO AND SPACE SERVICES FROM THE AUSTRALIAN SPACE FORECAST CENTRE AUSTRALIAN REGION SUMMARY AND FORECAST 1. SUMMARY (20 JUNE)Date T index Conditions20 Jun 3 Normal-fair Flares: none. MUFs:near predicted monthly values PCA Event : No event. Predicted Monthly T index for June: 52. FORECAST (21 JUNE – 23 …

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