Search

Your search keyword '"Eglitis, P."' showing total 16 results
Start Over Author "Eglitis, P." Publisher institutionen for astronomi och rymdfysik
16 results on '"Eglitis, P."'

1. Observations of substorm electrodynamics using the miracle network.

Author

Syrjäsuo, M., Pulkkinen, T.I., Pellinen, R.P., Janhunen, P., Kauristie, K., Viljanen, A., Opgenoorth, H.J., Karllson, P., Wallman, S., Eglitis, P., Nielsen, E. and Thomas, C. and Syrjäsuo, M., Pulkkinen, T.I., Pellinen, R.P., Janhunen, P., Kauristie, K., Viljanen, A., Opgenoorth, H.J., Karllson, P., Wallman, S., Eglitis, P., Nielsen, E. and Thomas, C.

Published
2001

2. An experimentally based investigation on the refinement and development of mid-latitude trough models over Europe-description and initial measurements.

Author

Dhillon, R., Stocker, A., Warrington, E. and Eglitis, P. and Dhillon, R., Stocker, A., Warrington, E. and Eglitis, P.

Abstract

A new experiment to examine the propagation characteristics of radiowaves propagating through the mid-latitude ionospheric trough region has been described. The aim of this new investigation is (a) to determine experimentally the accuracy of the currently

Published
2001

3. Coordinated Cluster, ground-based instrumentation and low-altitude satellite observations of transient poleward-moving events in the ionosphere and in the tail lobe

Author

Lockwood, M., Fazakerley, A., Opgenoorth, H., Moen, J., van Eyken, A.P., Dunlop, M., Bosqued, J.M., Lu, G., Cully, C., Eglitis, P., McCrea, I., Hapgood, M. A., Wild, M.N., Stamper, R., Denig, W., Taylor, M., . Wild, J.A., Provan, G., Amm, O., Kauristie and Lockwood, M., Fazakerley, A., Opgenoorth, H., Moen, J., van Eyken, A.P., Dunlop, M., Bosqued, J.M., Lu, G., Cully, C., Eglitis, P., McCrea, I., Hapgood, M. A., Wild, M.N., Stamper, R., Denig, W., Taylor, M., . Wild, J.A., Provan, G., Amm, O., Kauristie

Abstract

During the interval between 8:00–9:30 on 14 January 2001, the four Cluster spacecraft were moving from the central magnetospheric lobe, through the dusk sector mantle, on their way towards intersecting the magnetopause near 15:00 MLT and 15:00 UT. Throug

Published
2001

4. Ground-based and satellite observations of high-latitude auroral activity in the dusk sector of the auroral oval.

Author

Kauristie, K, Pulkkinen, T.I, Amm, O, Viljanen, A, Syrjäsuo, M, Janhunen, P, Massetti, S, Orsini, S, Candidi, M, Watermann, J, Donovan, E, Prikryl, P, Mann, I, Eglitis, P, Smith, C, Denig, W.F, Opgenoorth, H, Lockwood, M, Kauristie, K, Pulkkinen, T.I, Amm, O, Viljanen, A, Syrjäsuo, M, Janhunen, P, Massetti, S, Orsini, S, Candidi, M, Watermann, J, Donovan, E, Prikryl, P, Mann, I, Eglitis, P, Smith, C, Denig, W.F, Opgenoorth, H, and Lockwood, M

Abstract

On Dec 07 2000, during 1330-1530 UT the MIR-ACLE allsky camera at Ny ° Alesund observed auroras at high latitudes (MLAT ¢76 ) simultaneously when the Clus-ter spacecraft were skimming the magnetopause in the same MLT se

Published
2001

5. ESR and EISCAT observations of the response of the cusp and cleft to IMF orientation changes

Author

McCrea, I.W, Lockwood, M, Moen, J, Pitout, F, Eglitis, P, Aylward, A.D, Cerisier, J.C, Thorolfsson, A, Milan, S.E, McCrea, I.W, Lockwood, M, Moen, J, Pitout, F, Eglitis, P, Aylward, A.D, Cerisier, J.C, Thorolfsson, A, and Milan, S.E

Abstract

We report observations of the cusp/cleft ionosphere made on December 16th 1998 by the EISCAT (European incoherent scatter) VHF radar at Tromso and the EISCAT Svalbard radar (ESR). We compare them with observations of the dayside auroral luminosity, as see

Published
2001

6. Observations of highly correlated near-simultaneous magnetic field perturbations at contraposed ground stations.

Author

Jackel, B., Eglitis, P., Donovan, E., Viljanen, A., Wallis, D., Cogger, L. and Opgenoorth, H. and Jackel, B., Eglitis, P., Donovan, E., Viljanen, A., Wallis, D., Cogger, L. and Opgenoorth, H.

Abstract

A merged data set from Canadian Auroral Network for the OPEN Program Unified Study (CANOPUS) and Magnetometers-Ionospheric Radars-All-Sky Cameras Large Experiment (MIRACLE) magnetometer stations is used to study variations observed at widely separated loc

Published
2001

7. Astrid-2 and ground-based observations of the auroral bulge in the middle of the nightside convection throat

Author

Marklund, GT, Karlsson, T, Eglitis, P, Opgenoorth, H, Marklund, GT, Karlsson, T, Eglitis, P, and Opgenoorth, H

Abstract

Results concerning the electrodynamics of the nightside auroral bulge are presented based on simultanous satellite and ground-based observations. The satellite data include Astrid-2 measurements of electric fields, currents and particles from a midnight a, Addresses: Marklund GT, Royal Inst Technol, Alfven Lab, Div Plasma Phys, SE-10044 Stockholm, Sweden. Royal Inst Technol, Alfven Lab, Div Plasma Phys, SE-10044 Stockholm, Sweden. Swedish Inst Space Phys, Uppsala, Sweden.

Published
2001

8. CUTLASS HF radar observations of high-velocity E-region echoes

Author

Uspensky, MV, Koustov, AV, Eglitis, P, Huuskonen, A, Milans, SE, Pulkkinen, T, Pirjola, R, Uspensky, MV, Koustov, AV, Eglitis, P, Huuskonen, A, Milans, SE, Pulkkinen, T, and Pirjola, R

Abstract

A short event of high-velocity E-region echo observations by the Pykkvibaer HF radar is analysed to study echo parameters and the echo relation to the Farley-Buneman plasma instability. The echoes were detected in several beams aligned closely to the magn, Addresses: Uspensky MV, Finnish Meteorol Inst, Observ Serv, POB 503, FIN-00101 Helsinki, Finland. Finnish Meteorol Inst, Observ Serv, FIN-00101 Helsinki, Finland. Univ Saskatchewan, Dept Phys & Engn Phys, Saskatoon, SK S7N SE2, Canada. Swedish Inst Space

Published
2001

9. On auroral dynamics observed by HF radar: 1. Equatorward edge of the afternoon-evening diffuse luminosity belt

Author

Uspensky, M, Eglitis, P, Opgenoorth, H, Starkov, G, Pulkkinen, T, Pellinen, R, Uspensky, M, Eglitis, P, Opgenoorth, H, Starkov, G, Pulkkinen, T, and Pellinen, R

Abstract

Observations and modelling are presented which illustrate the ability of the Finland CUTLASS HF radar to monitor the afternoon-evening equatorward auroral boundary during weak geomagnetic activity. The subsequent substorm growth phase development was also, Addresses: Uspensky M, Finnish Meteorol Inst, POB 503, FIN-00101 Helsinki, Finland. Finnish Meteorol Inst, FIN-00101 Helsinki, Finland. Swedish Inst Space Phys, S-75121 Uppsala, Sweden. Russian Acad Sci, Polar Geophys Inst, Apatity, Russia. Murmansk State

Published
2001

13. ESR and EISCAT observations of the response of the cusp and cleft to IMF orientation changes

Author

McCrea, I.W, Lockwood, M, Moen, J, Pitout, F, Eglitis, P, Aylward, A.D, Cerisier, J.C, Thorolfssen, A.S, Milan, E, McCrea, I.W, Lockwood, M, Moen, J, Pitout, F, Eglitis, P, Aylward, A.D, Cerisier, J.C, Thorolfssen, A.S, and Milan, E

Abstract

We report observations of the cusp/cleft ionosphere made on December 16th 1998 by the EISCAT (European incoherent scatter) VHF radar at Tromso and the EISCAT Svalbard radar (ESR). We compare them with observations of the dayside auroral luminosity, as see

Published
2000

14. Solar wind control of magnetospheric energy content: Substorm quenching and multiple onsets

Author

Karlsson, SBP, Opgenoorth, HJ, Eglitis, P, Kauristie, K, Syrjasuo, M, Pulkkinen, T, Lockwood, M, Nakamura, R, Reeves, G, Romanov, S, Karlsson, SBP, Opgenoorth, HJ, Eglitis, P, Kauristie, K, Syrjasuo, M, Pulkkinen, T, Lockwood, M, Nakamura, R, Reeves, G, and Romanov, S

Abstract

In this paper we report coordinated multispacecraft and ground-based observations of a double substorm onset close to Scandinavia on November 17, 1996. The Wind and the Geotail spacecraft, which were located in the solar wind and the subsolar magnetosheat, Addresses: Karlsson SBP, Swedish Inst Space Phys, Uppsala Div, S-79551 Uppsala, Sweden. Swedish Inst Space Phys, Uppsala Div, S-79551 Uppsala, Sweden. Finnish Meteorol Inst, FIN-00101 Helsinki, Finland. Rutherford Appleton Lab, Didcot OX11 0QX, Oxon, Engl

Published
2000

15. The dawn and dusk electrojet response to substorm onset

Author

Boralv, E, Eglitis, P, Opgenoorth, HJ, Donovan, E, Reeves, G, Stauning, P, Boralv, E, Eglitis, P, Opgenoorth, HJ, Donovan, E, Reeves, G, and Stauning, P

Abstract

We have investigated the time delay between substorm onset and related reactions in the dawn and dusk ionospheric electrojets, clearly separated from the nightside located substorm current wedge by several hours in MLT. We looked for substorm onsets occur, Addresses: Boralv E, Swedish Inst Space Phys, Box 537, S-75121 Uppsala, Sweden. Swedish Inst Space Phys, S-75121 Uppsala, Sweden. Finnish Meteorol Inst, FIN-00101 Helsinki, Finland. Univ Calgary, Dept Phys & Astron, Calgary, AB T2N 1N4, Canada. Univ Calif

Published
2000

16. Multi-instrument observations of the electric and magnetic field structure of omega bands

Author

Wild, JA, Yeoman, TK, Eglitis, P, Opgenoorth, HJ, Wild, JA, Yeoman, TK, Eglitis, P, and Opgenoorth, HJ

Abstract

High time resolution data from the CUTLASS Finland radar during the interval 01:30-03:30 UT on 11 May, 1998, are employed to characterise the ionospheric electric field due to a series of omega bands extending similar to 5 degrees in latitude at a resolut, Addresses: Wild JA, Univ Leicester, Dept Phys & Astron, Univ Rd, Leicester LE1 7RH, Leics, England. Univ Leicester, Dept Phys & Astron, Leicester LE1 7RH, Leics, England. Univ Uppsala, Dept Astron, S-75105 Uppsala, Sweden. Finnish Meteorol Inst, SF-00101

Published
2000

Catalog

Books, media, physical & digital resources
See catalog results