Zobrazeno 1 - 10
of 22
pro vyhledávání: '"H.P. Gaikwad"'
Autor:
H.P. Gaikwad, S. Fadnavis, O.B. Gurav, J.L. Bhosale, A.K. Sharma, P.T. Patil, R.N. Ghodpage, M.M. Sutar, G.A. Chavan, A.T. Birajdar, D.J. Shetti
Publikováno v:
Advances in Space Research. 71:199-215
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6573dbf5e73b1b4934d97ae59a8c2413
https://doi.org/10.1016/j.asr.2022.08.066
https://doi.org/10.1016/j.asr.2022.08.066
Publikováno v:
Advances in Space Research. 64:385-399
The ground-based all sky imager (ASI) is an advanced optical technique, capable of measuring the strong F-region nightglow in OI 630.0 nm emission from atomic oxygen. This emission is used to study the large-scale F-region plasma irregularities; call
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c3ddbd89fafe68c437881bf0811bc2e0
https://doi.org/10.1016/j.asr.2019.04.008
https://doi.org/10.1016/j.asr.2019.04.008
Autor:
Anindya Bose, Atanu Santra, A. K. Sharma, R. S. Vhatkar, G.A. Chavan, S.S. Kamble, O.B. Gurav, H.P. Gaikwad
Publikováno v:
Advances in Space Research. 63:3131-3138
Indian Space Research Organization (ISRO) has developed an indigenous system named Indian Regional Navigation Satellite System (IRNSS) or NavIC (Navigation with Indian Constellation), that consists of 7 satellites and transmits navigation signal in L
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cf8cb0324a82051a80f132c2da22d031
https://doi.org/10.1016/j.asr.2019.01.029
https://doi.org/10.1016/j.asr.2019.01.029
Autor:
A. K. Sharma, D.P. Nade, G.A. Chavan, O.B. Gurav, P.T. Patil, G.P. Naniwadekar, H.P. Gaikwad, S.S. Nikte
Publikováno v:
Advances in Space Research. 63:2100-2117
This study presents the quasi-two-day wave (Q2DW) characteristics of the mesosphere and lower thermosphere (MLT) region obtained by taking hourly mean values of horizontal wind velocities for 4 years (August 2013–July 2017) through continuous measu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1162cbb916db0d134552def14af46159
https://doi.org/10.1016/j.asr.2018.12.029
https://doi.org/10.1016/j.asr.2018.12.029
Autor:
A. K. Sharma, H.P. Gaikwad, L. Ramanjaneyulu, M. Venkat Ratnam, O.B. Gurav, S. Sathishkumar, G.A. Chavan
Publikováno v:
Journal of Atmospheric and Solar-Terrestrial Physics. 169:91-100
Medium Frequency (MF) radar located at Kolhapur (16.8°N, 74.2°E) has been upgraded in August 2013. Since then continuous measurements of zonal and meridional winds are obtained covering larger altitudes from the Mesosphere and Lower Thermosphere (M
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0e80155a4973bb7729b27164f488c1d6
https://doi.org/10.1016/j.jastp.2018.01.028
https://doi.org/10.1016/j.jastp.2018.01.028
Autor:
H.P. Gaikwad, D.P. Nade, S.S. Nikte, O.B. Gurav, P.T. Patil, A. K. Sharma, G.A. Chavan, R. N. Ghodpage
Publikováno v:
Journal of Atmospheric and Solar-Terrestrial Physics. 169:16-22
The paper reports night time observations of ionospheric irregularities made through amplitude scintillation of 251 MHz signal at Kolhapur (16.4°N, 74.2°E), an equatorial Appleton anomaly region using spaced antenna system. Monthly and night time p
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f8799afcdb653539311acc760c6cafc2
https://doi.org/10.1016/j.jastp.2017.12.019
https://doi.org/10.1016/j.jastp.2017.12.019
Publikováno v:
Advances in Space Research. 60:2452-2463
All Sky Imager (ASI) data of over 351 nights with OI 630.0 nm emission recorded during 2011 to 2015 (increasing phase of 24th solar cycle) are analyzed to study the percentage occurrence of EPBs. The ASI is installed at low latitude station Kolhapur
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::49db89398318353ba8d15acf7e89e828
https://doi.org/10.1016/j.asr.2017.09.014
https://doi.org/10.1016/j.asr.2017.09.014
Publikováno v:
Advances in Space Research. 60:2195-2205
In this paper we have focused on drift of irregularities using amplitude scintillations for period January 2011 to December 2015. The data of VHF amplitude scintillations and all sky imager at Kolhapur has been used to obtain the drift of ionospheric
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::aa579a5fe3e1face9e6c0fa038d37b2c
https://doi.org/10.1016/j.asr.2017.08.002
https://doi.org/10.1016/j.asr.2017.08.002
Autor:
H.P. Gaikwad, S.S. Nikte, O.B. Gurav, D.P. Nade, A. K. Sharma, P. T. Patil, G.A. Chavan, R. N. Ghodpage
Publikováno v:
MAPAN. 32:59-65
The amplitude scintillation data, recorded at 251 MHz by two spaced receivers at low latitude station Kolhapur [16.42oN, 74.2oE] are used. We have considered data of magnetically disturbed days (Ap > 20) to investigate the effect of magnetic activity
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f3c7e72cacbb1a5cd11b3caf53d84953
https://doi.org/10.1007/s12647-016-0191-3
https://doi.org/10.1007/s12647-016-0191-3
Publikováno v:
Journal of Geophysical Research: Space Physics.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6a6aa77d79119c4fc3590788721b2538
https://doi.org/10.1029/2018ja025810
https://doi.org/10.1029/2018ja025810