Viewing archive of onsdag, 23 december 1998

Solaktivitetsrapport

Any mentioned solar flare in this report has a scaling factor applied by the Space Weather Prediction Center (SWPC). Because of the SWPC scaling factor, solar flares are reported as 42% smaller than for the science quality data. The scaling factor has been removed from our archived solar flare data to reflect the true physical units.
Rapport för sol- och geofysisk aktivitet 1998 Dec 23 2200 UTC
Skapad av NOAA © SWPC och bearbetad av SpaceWeatherLive.com

USAF/NOAA rapport för sol- och geofysisk aktivitet

SDF Nummer 357 publicerat klockan 2200Z på 23 DEC 1998

IA. Analys av solfläcksgrupper och solaktivitet från 22-2100Z till 23-2100Z

SOLAR ACTIVITY WAS MODERATE. A SERIES OF OPTICALLY UNCORRELATED X-RAY EVENTS OCCURRED THROUGH THE PERIOD. THE FIRST WAS A C6 AT 22/2351Z. A LONG DURATION M2 OCCURRED AT 23/0659Z WITH AN ASSOCIATED TYPE II AND TYPE IV RADIO SWEEP. THE TYPE II SHOCK SPEED WAS 850 KM/S. THIS EVENT WAS FOLLOWED SOON AFTER BY AN M1 AT 23/0816Z. POST FLARE LOOPS OBSERVED AT N24E89 SUGGEST NEW REGION NUMBERED TODAY AS 8421 (N29E83) WAS THE LIKELY SOURCE REGION FOR ALL THESE EVENTS. REGION 8421 APPEARS TO BE A LARGE COMPLEX AREA WHICH HAS PRODUCED STRONG SURGING SINCE BECOMING VISIBLE ON THE LIMB. OTHER NEW REGIONS NUMBERED TODAY WERE REGION 8419 (N27E25) AND REGION 8420 (N18E64). TWO DISAPPEARING FILAMENTS WERE REPORTED, ONE BETWEEN 22/2320Z AND 23/1713Z AT N23W23 WHICH WAS 10 DEGREES LONG AND THE OTHER BETWEEN 23/1753-1812Z AT N16E37 WHICH WAS 5 DEGREES LONG.
IB. Prognos för solaktivitet
SOLAR ACTIVITY SHOULD BE LOW TO MODERATE. SEVERAL OF THE REGIONS ON THE DISK ARE CAPABLE OF PRODUCING OCCASIONAL M-CLASS FLARES ESPECIALLY REGION 8421.
IIA. Sammanfattning av geofysisk aktivitet 22-2100Z till 23-2100Z
THE GEOMAGNETIC FIELD WAS QUIET TO UNSETTLED.
IIB. Prognos för geofysisk aktivitet
THE GEOMAGNETIC FIELD IS EXPECTED TO BE QUIET TO SLIGHTLY UNSETTLED THROUGH THE FORECAST PERIOD.
III. Chans för solutbrott från 24 DEC till 26 DEC
M-klass40%40%40%
X-klass05%05%05%
Proton05%05%05%
PCAFGREEN
IV. Penticton 10.7 cm Flux
  Observerad       23 DEC 140
  Prognoserat   24 DEC-26 DEC  145/148/150
  90 Day Mean        23 DEC 133
V. Geomagnetiskt A-index
OBSERVED AFR/AP 22 DEC  002/005
ESTIMATED AFR/AP 23 DEC  008/012
PREDICTED AFR/AP 24 DEC-26 DEC  005/009-005/009-005/009
VI. Chanser för geomagnetisk aktivitet från 24 DEC till 26 DEC
A. Medelhöga breddgrader
Aktivt10%10%10%
Små stormförhållanden05%05%05%
Svåra stormförhållanden01%01%01%
B. Höga breddgrader
Aktivt15%15%15%
Små stormförhållanden05%05%05%
Svåra stormförhållanden05%05%05%

Gå till översikt idag

Senaste nytt

Stöd SpaceWeatherLive.com!

För att vara tillgängliga vid stora norrskensutbrott måsta vi ha kraftiga servrar som kan hantera alla besökare. Donera och stöd vårt projekt, så att vi kan finnas online även under stora stormar!

54%
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Rymdvädersfakta

Senaste X-utbrottet2024/05/05X1.2
Senaste M-utbrottet2024/05/05M7.3
Senaste geomagnetiska stormen2024/05/02Kp7- (G3)
Fläckfria dagar
Senaste dag utan solfläckar2022/06/08
Månadsvis faktiskt antal solfläckar
april 2024136.5 +31.6
Last 30 days153.8 +59.7

I dag i historien*

Solutbrott
12015X3.93
22024X1.2
32024X1.2
42024M8.3
52024M7.3
ApG
1193765G3
2198944G3
3199842G3
4195929G2
5193927G2
*sedan 1994

Sociala medier