Viewing archive of Saturday, 16 September 2000

Geophysical report

Solar and Geophysical Activity Summary 2000 Sep 16 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 260 Issued at 0245Z on 16 SEP 2000 This report is compiled from data received at SWO on 15 SEP
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0005 0009 0014  9166 S14E79       SF 700
0452 0452 0453                       280
0505 0532 0553  9165 N13E09 M2.1  SF        45
0558 0558 0600                       470    37
0611 0613 0615                       140
0717 0720 0724              C1.8     8900
0806 0807 0808                       760
0814 0819 0839  9165 N12E10 C2.1  SF 12000  27
0846 0846 0847                       440
0949 1005 1020  9165 N15E07 C5.8  SF 4800   65
1035 1037 1041                       2100
1051 1100 1108  9165 N13E08 C9.5  SF 74000  110
1323 1325 1326                       4800
1429 1437 1444  9165 N12E07 M2.0  1N 31000  190
1632 1716 1741  9165 N14E04 C8.7  SF 10000  59     II
2052 2100 2106  9165 N12E04 C7.4  SF 20000  150
B. Proton Events
THE GREATER THAN 10 MEV PROTON EVENT AT GEOSYNCHRONOUS ORBIT, WHICH BEGAN AT 12/1555 UTC, ENDED TODAY AT 15/2140 UTC.
C. Geomagnetic Activity Summary
THE GEOMAGNETIC FIELD VARIED FROM QUIET TO ACTIVE LEVELS. A WEAK SUDDEN IMPULSE (36 NT AT BOULDER) WAS OBSERVED AT 15/0510 UTC, IN ASSOCIATION WITH SHOCK PASSAGE FROM THE CME ACTIVITY OF SEPTEMBER 12TH.
D. Stratwarm
None
E. Daily Indices: (real-time preliminary/estimated values)
10 CM 159  SSN 113  AFR/AP 013/010   X-RAY BACKGROUND B6.7
DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS)
GT 1 MEV 8.4E+07   GT 10 MEV 1.3E+06 P/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
DAILY ELECTRON FLUENCE
GT 2 MEV 1.40E+07 E/(CM2-STER-DAY)
(GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES)
3 HOUR K-INDICES:
BOULDER 1 4 1 1 3 3 3 3 PLANETARY 1 3 1 1 2 2 3 4
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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