Viewing archive of Sunday, 17 September 2000

Geophysical report

Solar and Geophysical Activity Summary 2000 Sep 17 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 261 Issued at 0245Z on 17 SEP 2000 This report is compiled from data received at SWO on 16 SEP
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0335 0344 0351  9165 N12W01 C7.2  1N 1900
0406 0426 0448  9165 N14W07 M5.9  2B 10000  1100   II/IV
0559 0600 0600                       150
0644 0652 0710  9165 N15W06       SF 1200
0817 0818 0827  9161 N07W06       SF 340
0859 0922 0933  9165 N12W04 C2.6  SF 6700
0916 0917 0917                       280
1012 1014 1015                       820
1022 1034 1031              C2.4     450
1116 1121 1129              C1.8     21000  10
1307 1311 1314  9165 N14W08 C2.2  SF 840
1326 1326 1328  9165 N14W10       SF 3200
1346 1347 1348                       520
1416 1428 1432  9165 N13W07 M3.3  2N 3000   140
1438 1439 1439                       470
1623 1624 1625                       110
1715 1722 1734  9165 N12W08       SF 1500
2013 2019 2024  9165 N14W14 C2.7  SF 25000
2107 2107 2108                       9000
2110 2110 2115                       1100
2132 2137 2141                       970
2213 2217 2219  9165 N12W09 C3.4  SF 23000
2251 2254 2258  9165 N11W10 C1.7  SF 12000
B. Proton Events
None
C. Geomagnetic Activity Summary
THE GEOMAGNETIC FIELD HAS BEEN PREDOMINANTLY UNSETTLED TO ACTIVE. AN ISOLATED QUIET PERIOD WAS OBSERVED AT 16/0300-0600 UTC, AND AN ISOLATED PERIOD OF MINOR STORMING WAS OBSERVED AT HIGHER LATITUDES AT 16/2100-2400 UTC.
D. Stratwarm
None
E. Daily Indices: (real-time preliminary/estimated values)
10 CM 175  SSN 148  AFR/AP 014/021   X-RAY BACKGROUND B7.4
DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS)
GT 1 MEV 2.5E+07   GT 10 MEV 4.5E+05 P/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
DAILY ELECTRON FLUENCE
GT 2 MEV 6.80E+05 E/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
3 HOUR K-INDICES:
BOULDER 4 2 3 4 3 4 3 4 PLANETARY 4 2 4 4 3 3 3 5
F. Comments
EFFECTIVE 2 OCT 2000, SEC WILL ISSUE ITS TEXT PRODUCTS IN MIXED
CASE VS. ALL UPPER CASE.  THIS CHANGE WILL BE VISIBLE ON ALL SEC
PRODUCT DELIVERY SYSTEMS EXCEPT FOR TELETYPE CIRCUITS.  ONLY THE
CASE OF THE TEXT IN EACH PRODUCT WILL CHANGE, NOT THE FORMAT OR
SPACING WITHIN THE PRODUCT.  FOR DETAILS SEE OUR WEB SITE AT
SEC.NOAA.GOV/MIXEDCASE.HTML

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