1. ULTIMA observation campaigns: the SEGMA contribution
M. Vellante
Physics Department, University of L’Aquila, Italy
ULTIMA Meeting
Tsukuba, Japan
14 November 2008 1

2. Observation campaigns:
March 20 – April 16, 2008 : The Whole Heliosphere Interval
slides 3-7, 15-16
November 18 – 22, 2007: Geomagnetic storm
slides 8-9
December 17, 2007: SI event
slides 10-13 2

3. SEGMA Observations for WHI
1) Observatory and/or Instrument: magnetometer array in South Europe: SEGMA
Stations:
- Nagycenk (Hungary) N, E, L = 1.89
- Castello Tesino (Italy) N, E, L = 1.78
- Ranchio (Italy) N, E, L = 1.65
- L'Aquila (Italy) N, E, L = 1.57
Supporting observers:
- M. Vellante University of L’Aquila, Italy
- U. Villante University of L’Aquila, Italy
- T. L. Zhang Institut fuer Weltraumforschung, Graz, Austria
- W. Magnes Institut fuer Weltraumforschung, Graz, Austria
- V. Wesztergom Geodetic and Geophysical Research Institute, Sopron, Hungary
2) Summary of observations:
Geomagnetic field variations (1-sec fluxgate measurements), full coverage: 20 March - 16 April, 2008
3) Summary plots: ftp://geosp-server.aquila.infn.it/WHI/summary_plots/ example in this presentation
Daily plots:
Images: daily dynamic cross-phase spectra at three station pairs (for remote sensing of the plasmaspheric mass density);
available at: ftp://geosp-server.aquila.infn.it/WHI/dynamic_cross_phase_spectra/ example
4) Data access: ftp://geosp-server.aquila.infn.it/WHI/magnetic_field_data/
5) Website:
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4. Hourly values of Pc 3 amplitude, year 2008 (WHI campaign)
NCK
L=1.89
[nT]
CST
L=1.78
[km/s]
[nT]
Solar Wind Speed
RNC
L=1.65
[nT]
AQU
L=1.57
[nT] 3 4

5. WHI campaign, cross-phase spectra, CST - NCK, L = 1
WHI campaign, cross-phase spectra, CST - NCK, L = 1.83, 20 March – 4 April, 2008
Mar. 20
Mar. 21
Mar. 22
Mar. 23
Mar. 24
Mar. 25
Mar. 26
Mar. 27
Mar. 28
Mar. 29
Mar. 30
Mar. 31
Apr. 01
Apr. 02
Apr. 03
Apr. 04 5

6. WHI campaign, cross-phase spectra, CST - NCK, L = 1
WHI campaign, cross-phase spectra, CST - NCK, L = 1.83, April, 2008
Apr. 05
Apr. 06
Apr. 07
Apr. 08
Apr. 09
Apr. 10
Apr. 11
Apr. 12
Apr. 13
Apr. 14
Apr. 15
Apr. 16 6

7. Dst (Real-Time) WDC for Geomagnetism, Kyoto
Equatorial plasma mass density at r = 1.83 RE, inferred from FLR frequencies, 12 LT
March 2008
April 2008
F10.7 solar index
March 2008
April 2008
Dst (Real-Time) WDC for Geomagnetism, Kyoto
[nT]
March 2008
April 2008 7
home

8. Geomagnetic storm, Nov. 19 - 20, 2007
NCK
Nov. 19
Nov. 20, 2007
CST
SSC
RNC
AQU 8
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9. Cross-phase spectra, CST - NCK, L = 1.83
November Dst (Real-Time) WDC for Geomagnetism, Kyoto
(nT)
days
Cross-phase spectra, CST - NCK, L = 1.83
Nov. 20
Nov. 21
Nov. 22
[mHz]
[UT]
[UT]
[UT]
Nov. 23
Nov. 24
Nov. 25
[mHz]
[UT]
[UT]
[UT]
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10. SI
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11. SI 11

12. 12

13. cross-phase spectra, CST - NCK, L = 1.83, 11-22 December 2007
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14. Thank you 14

15. back 15

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