Het archief bekijken van donderdag 27 december 2001
Geofysisch rapport
Samenvatting zonneactiviteit en geofysische activiteit van 2001 Dec 27 0245 UTC
Opgemaakt door de NOAA © SWPC en verwerkt door Poollicht.beUSAF/NOAA samenvatting van de zonneactiviteit en geofysische activiteit
SGAS nummer 361 gepubliceerd omstreeks 0245Z op 27 Dec 2001
Dit rapport is samengesteld op basis van data ontvangen op het SWO op 26 Dec
A. Energetische gebeurtenissen
Begin Max Eind Regio Loc Xray Op 245MHz 10cm Sweep
0432 0540 0647 9742 N08W54 M7.14 1b 2600 II/IV
1025 1025 1025 170
1222 1226 1229 9742 N10W68 M1.8 1f 71
1402 1402 1402 320
1409 1412 1415 9742 N12W70 C7.4 Sf 430
1458 1458 1458 300
1606 1606 1606 140
1713 1718 1731 9742 N10W72 M1.3 Sf
2111 2115 2119 9748 S10W56 M1.2 Sf
B. Protonenstormen
Greater than 100 MeV and 10 MeV proton events
occurred in association with today's major flare. The greater than
100 MeV event started at 26/0555 UTC, reached a peak of 50 pfu at
26/0720 UTC, and ended at 26/1935 UTC. The greater than 10 MeV event
started at 26/0605 UTC, reached a peak of 779 pfu at 26/1115 UTC,
and continues in progress.
C. Samenvatting geomagnetische activiteit
The geomagnetic field was quiet to
active.
D. Stratwarm
STRATWARM ALERT EXISTS STRATWARM WEDNESDAY
STRONG STRATOSPHERIC WARMING IN THE MIDDLE AND UPPER STRATOSPHERE,
INTENSIFYING. TEMPERATURE GRADIENT REVERSED BETWEEN 60N AND THE
POLE FROM 10 TO 1 HPA, WITHIN 5 DAYS EXPECTED TO BE REVERSED BETWEEN
50 TO 5 HPA. EASTERLY ZONAL REAN WINDS AT 60N FROM 3 TO 1 HPA,
WITHIN 3 DAYS EXPECTED TO PROPAGATE DOWN TO 5 HPA.
E. Dagelijkse indexen (real-time voorlopige/geschatte waarden)
10 cm 268 SSN 290 Afr/Ap 008/007 X-ray Background C2.9
Dagelijkse proton energie (flux accumulatie van de voorbije 24h)
GT 1 MeV 5.8e+07 GT 10 MeV 2.4e+07 p/(cm2-ster-day)
(GOES-8 satelliet synchrone baan W75 graden)
Dagelijkse electronen energie
GT 2 MeV 9.50e+06 e/(cm2-ster-day)
(GOES-8 satelliet synchrone baan W75 graden)
3 uurlijkse K-indexen
Boulder 2 1 1 1 2 4 3 2 Planetary 2 0 0 1 2 3 3 2
F. Commentaren
The particle event discussed in part B. was associated
with a GLE starting at about 26/0600 UTC and reaching a maximum at
about 26/0620 UTC (8% at Apatity, Oulu, and McMurdo, and 2% at
Moscow). A Polar Cap Absorption event (PCA) also occurred, reaching
a peak absorption of about 9 dB at 26/1115 UTC and continuing in
progress at this writing.
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