[Ips-msgr] IPS Monthly Report - January 01
rwc
rwc at ips.gov.au
Fri Feb 2 10:27:23 EST 2001
SUBJ: IPS MONTHLY SUMMARY - JANUARY 2001
ISSUED BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
1. SOLAR-GEOPHYSICAL INDICES
SOLAR AUST AUST
Day 10 cm flux A-INDEX T INDEX
01-Jan 171 4 181
02-Jan 176 5 153
03-Jan 170 10 164
04-Jan 175 14 145
05-Jan 176 4 135
06-Jan 179 7 136
07-Jan 177 4 134
08-Jan 167 7 131
09-Jan 166 6 136
10-Jan 163 6 165
11-Jan 166 9 154
12-Jan 178 6 173
13-Jan 184 7 151
14-Jan 176 6 140
15-Jan 169 5 135
16-Jan 162 6 141
17-Jan 152 8 163
18-Jan 152 5 166
19-Jan 153 4 147
20-Jan 153 9 161
21-Jan 152 16 152
22-Jan 162 12 83
23-Jan 167 16 104
24-Jan 173 15 108
25-Jan 169 6 110
26-Jan 166 11 131
27-Jan 167 3 118
28-Jan 168 9 123
29-Jan 165 13 112
30-Jan 160 4 114
31-Jan 153 22 149
10 CM FLUX SUNSPOT NUMBER AUST AUST No of
A-INDEX T INDEX FLARES
Monthly Monthly Yearly Monthly Monthly >M1.0
Month Average Average Average Average Average
Jan 00 158.3 90.2 112.8 13.6 123.9 9
Feb 00 173.7 112.3 116.6 15.9 124.9 15
Mar 00 208.2 138.2 119.8 8.2 147.1 38
Apr 00 184.2 125.3 120.7 10.3 154.9 11
May 00 184.5 120.8 118.9 9.7 138.7 20
Jun 00 178.8 124.9 118.6 10.0 133.5 24
Jul 00 200.0 169.1 119.6 12.8 147.3 54
Aug 00 163.1 130.5 120.1p 10.7 145.9 03
Sep 00 182.1 109.9 119.5p 13.1 132.1 15
Oct 00 167.8 100.1 118.3p 12.0 133.4 11
Nov 00 178.8 106.5 117.8p 14.4 135.4 23
Dec 00 173.0 104.5 117.2p 8.2 143.0 7
Jan 01 166.7 95.1 114.5p 8.4 139.2 8
Monthly T indices
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1992 153 173 155 134 96 80 88 67 68 67 84 90
1993 75 77 79 64 63 64 62 50 37 40 34 43
1994 57 41 42 26 15 14 22 18 21 20 20 20
1995 24 33 23 13 3 12 13 10 13 9 13 7
1996 11 7 4 2 5 2 3 4 4 3 10 15
1997 14 11 10 8 11 5 9 17 32 27 28 38
1998 40 43 45 56* 45* 55 77 76 87 70* 74* 93
1999 94 82 89 78 99 124 124 106 89 91 123 114
2000 107 121 160* 154* 134 133 145 141* 124* 127* 139* 122^
2001 119^ 116^ 114^ 113^ 110^ 108^ 107^ 106^ 105^ 104^ 103^ 101^
2002 100^ 98^ 95^ 93^ 91^ 89^ 86^ 84^ 81^ 79^ 76^ 74^
2003 71^ 69^ 66^ 64^ 61^ 59^ 57^ 54^ 52^ 49^ 47^ 45^
2004 43^ 41^ 39^ 37^ 35^ 33^ 31^ 29^ 28^ 26^ 24^ 23^
2005 21^ 20^ 19^ 17^ 16^ 15^ 14^ 13^ 12^ 11^ 10^ 9^
2006 8^ 8^ 7^ 6^ 6^ 5^ 5^ 5^ 4^ 4^ 4^ 4^
2007 4^ 5^ 5^ 6^ 7^ 8^ 9^ 11^ 13^ 16^ 18^ 21^
2008 25^ 28^ 32^ 36^ 41^ 45^ 50^ 54^ 59^ 64^ 68^ 73^
* = New data. T index may have changed.
^ = IPS predicted T index.
===============================================================================
2. FLARES AND SHORT-WAVE FADEOUTS
DATE CLASS M CLASS X FLARE FADEOUT POSSIBLE ON
FLARES FLARES MAX DAYLIGHT HF CIRCUIT
09 Jan 01 M1.8/1N 0650UT
10 Jan 01 M3.5/1N 1016UT 1012-1018UT
20 Jan 01 M1.2/2F 1847UT
20 Jan 01 M7.7/2B 2120UT 2106-2132UT
21 Jan 01 M1.1/SF 2312UT
24 Jan 01 M1.0/2F 1447UT
26 Jan 01 M1.0/1B 0607UT
28 Jan 01 M1.5/1N 1600UT
2.1 Comments on Solar Activity.
Solar activity was at mostly low to moderate levels, with high
activity observed on 20 Jan, due to an M7 flare at 2120UT.
A proton event was observed 28/2035UT to 30/0045UT following
M1 flare/CME event on 28 Jan.
===============================================================================
3. GEOMAGNETIC DISTURBANCES (for Australian Region)
DATE COMMENTS
21 Jan 01: 16 Active periods
23 Jan 01: 16 Active periods
24 Jan 01: 15 Active periods
31 Jan 01: 22 Active to Minor Storm
Active to minor storm periods were observed on 31 Jan following
sudden impulse of 40-60nT at 0804UT. Activity associated with
teh M1 flare/CME on 28 Jan. Also, weak shocks were observed in the solar
wind 13/0141UT, 17/1531UT and 23/1006UT. These shocks were followed
by mild geomagnetic activity.
===============================================================================
4. IONOSPHERIC DISTURBANCES (for Australian Region)
22-25 Jan 01: Depressed 10-20%.
Mild depression observed during interval 22-25 Jan.
===============================================================================
5. IPS WARNINGS AND ALERTS ISSUED
WARNINGS:
HF RADIO WARNING:
ISSUE DATE NO BEGIN END
22 Jan 01 1 23 Jan 01 24 Jan 01
29 Jan 01 2 31 Jan 01 1 Feb 01
29 Jan 01 2 31 Jan 01 1 Feb 01
GEOMAGNETIC WARNING:
ISSUE DATE NO BEGIN END
20 Jan 01 1 22 Jan 01 24 Jan 01
28 Jan 01 2 31 Jan 01 31 Jan 01
ALERTS:
04 Jan 01: FLARE
09 Jan 01: FLARE
20 Jan 01: FLARE
21 Jan 01: FLARE
22 Jan 01: FLARE
23 Jan 01: GEOMAGNETIC
24 Jan 01: GEOMAGNETIC
26 Jan 01: GEOMAGNETIC
28 Jan 01: PARTICLE
31 Jan 01: GEOMAGNETIC
IPS Radio and Space Services | email: asfc at ips.gov.au
PO Box 1386 | WWW: http://www.ips.gov.au/asfc
Haymarket NSW 1240 AUSTRALIA | FTP: ftp://ftp.ips.gov.au/users/asfc/
tel: +61 2 9213 8010 | fax: +61 2 9213 8060
More information about the ips-msgr
mailing list