Metric type-III burst asymmetry relative to simple bipolar active regions
Technical Report
·
OSTI ID:6364339
Metric type-III solar radio burst positions are compared spatially and temporally to underlying active-region geometry. The positions of these radio bursts have an asymmetric location distribution relative to simple bipolar regions. The type-III bursts show a tendency to occur nearer the leading active region - an association shown before from type-III burst and magnetic-field-polarity measurements. The type-III burst also generally occur to the left of the outward- to inward-directed magnetic field. The asymmetry relative to the outward directed magnetic field has a sense that is consistent with a mechanism of type-III burst production that involves a pre-existing coronal current system situated between expanding closed and open magnetic field lines.
- Research Organization:
- California Univ., San Diego (USA)
- OSTI ID:
- 6364339
- Report Number(s):
- AD-A-182266/7/XAB
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
640104* -- Astrophysics & Cosmology-- Solar Phenomena
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
ASYMMETRY
ATMOSPHERES
DISTRIBUTION
ELECTROMAGNETIC RADIATION
EMISSION
MAGNETIC FIELDS
RADIATIONS
RADIOWAVE RADIATION
SOLAR ACTIVITY
SOLAR CORONA
SOLAR RADIATION
SOLAR RADIO BURSTS
STELLAR ATMOSPHERES
STELLAR CORONAE
STELLAR RADIATION
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
ASYMMETRY
ATMOSPHERES
DISTRIBUTION
ELECTROMAGNETIC RADIATION
EMISSION
MAGNETIC FIELDS
RADIATIONS
RADIOWAVE RADIATION
SOLAR ACTIVITY
SOLAR CORONA
SOLAR RADIATION
SOLAR RADIO BURSTS
STELLAR ATMOSPHERES
STELLAR CORONAE
STELLAR RADIATION