THE LATITUDE GRADIENTS OF GALACTIC COSMIC-RAY AND ANOMALOUS HELIUM FLUXES MEASURED ON ULYSSES FROM THE SUNS SOUTH POLAR-REGION TO THE EQUATOR

被引:28
作者
SIMPSON, JA
CONNELL, JJ
LOPATE, C
MCKIBBEN, RB
ZHANG, M
机构
[1] Enrico Fermi Institute, University of Chicago, Chicago, Illinois
关键词
D O I
10.1029/95GL02473
中图分类号
P [天文学、地球科学];
学科分类号
07 ;
摘要
Measurements from the Ulysses COSPIN (Cosmic Ray and Solar Particle INvestigations) High Energy Telescope between 80.2 degrees S solar latitude and the sun's equator from September 1994 to March 1995 confirm that the modulated fluxes of galactic cosmic rays and anomalous components depend only weakly on heliographic latitude in the inner heliosphere at this phase of the salar cycle. The new observations were made over a radial range of only similar to 1 AU during a period of nearly constant modulation and thus require less correction for radial and temporal variations in modulation than measurments made during Ulysses climb to maximum latitude.
引用
收藏
页码:3337 / 3340
页数:4
相关论文
共 23 条
[1]   THE HELIOSPHERIC MAGNETIC-FIELD OVER THE SOUTH POLAR-REGION OF THE SUN [J].
BALOGH, A ;
SMITH, EJ ;
TSURUTANI, BT ;
SOUTHWOOD, DJ ;
FORSYTH, RJ ;
HORBURY, TS .
SCIENCE, 1995, 268 (5213) :1007-1010
[2]  
BASTIAN TS, 1981, 17TH P INT COSM RAY, V10, P88
[3]  
CONNELL JJ, 1995, T AM GEOPHYS UNION, V67, pS242
[4]   ANOMALOUS COSMIC-RAY OXYGEN GRADIENTS THROUGHOUT THE HELIOSPHERE [J].
CUMMINGS, AC ;
MEWALDT, RA ;
BLAKE, JB ;
CUMMINGS, JR ;
FRANZ, M ;
HOVESTADT, D ;
KLECKER, B ;
MASON, GM ;
MAZUR, JE ;
STONE, EC ;
VONROSENVINGE, TT ;
WEBBER, WR .
GEOPHYSICAL RESEARCH LETTERS, 1995, 22 (04) :341-344
[5]   AGE OF GALACTIC COSMIC-RAYS DERIVED FROM ABUNDANCE OF BE-10 [J].
GARCIAMUNOZ, M ;
MASON, GM ;
SIMPSON, JA .
ASTROPHYSICAL JOURNAL, 1977, 217 (03) :859-877
[6]  
GARCIAMUNOZ M, 1990, 21ST P INT COSM RAY, V6, P164
[7]  
HAASBROEK LJ, 1995, IN PRESS 24TH P INT
[8]   HIGH-ENERGY COSMIC-RAY NUCLEI RESULTS ON ULYSSES .1. MISSION OVERVIEW [J].
HEBER, B ;
RAVIART, A ;
PAIZIS, C ;
DROGE, W ;
DUCROS, R ;
FERRANDO, P ;
KUNOW, H ;
MULLERMELLIN, R ;
RASTOIN, C ;
ROHRS, K ;
SIERKS, H ;
WIBBERENZ, G .
SPACE SCIENCE REVIEWS, 1995, 72 (1-2) :391-396
[9]   3-DIMENSIONAL COSMIC-RAY SIMULATIONS - HELIOGRAPHIC LATITUDE AND CURRENT-SHEET TILT [J].
JOKIPII, JR ;
KOTA, J .
SPACE SCIENCE REVIEWS, 1995, 72 (1-2) :379-384
[10]   THE POLAR HELIOSPHERIC MAGNETIC-FIELD [J].
JOKIPII, JR ;
KOTA, J .
GEOPHYSICAL RESEARCH LETTERS, 1989, 16 (01) :1-4