Zobrazeno 1 - 10
of 17
pro vyhledávání: '"N. V. Vighnesam"'
Publikováno v:
International Journal of Engineering and Advanced Technology. 9:713-717
The aim of this work is to precisely estimate the IRNSS satellite’s orbit and clock errors using NavIC receiver data. Orbit determination is required to precisely calculate the user/receiver position on the Earth. In this study, Bengaluru, Surat, K
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3c63121faa0f999c63ce6f9b19a1093d
https://doi.org/10.35940/ijeat.b3670.129219
https://doi.org/10.35940/ijeat.b3670.129219
Publikováno v:
Proceeding of International Conference on Computational Science and Applications ISBN: 9789811507892
The aim of this paper is to precisely estimate the satellite orbit and clock errors using Indian NavIC receiver’s data. The process of precise orbit estimation includes trajectory generation using initial state parameters system by numerical integr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::dbdd32428f051a06a27312b262528375
https://doi.org/10.1007/978-981-15-0790-8_18
https://doi.org/10.1007/978-981-15-0790-8_18
Publikováno v:
Acta Astronautica. 67:784-792
India’s first Moon mission Chandrayaan-1 carrying eleven scientific instruments for the purpose of expanding scientific knowledge about the Moon was launched on 22 October 2008. The spacecraft was put into Moon’s polar, circular orbit of about (1
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ec5baced55cf98a313442075f8060d50
https://doi.org/10.1016/j.actaastro.2010.05.010
https://doi.org/10.1016/j.actaastro.2010.05.010
Publikováno v:
Journal of Spacecraft and Rockets. 47:857-860
Lq = quaternion operator q = quaternion matrix with components q0, q1, q2, and q3 q = complex conjugate of q tn, tn 1 = time instants, s Vb = incremental velocity vector in body frame, m=s Vi = incremental velocity vector in inertial frame, m=s Vroll
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bbe9756683c3cf2dacb07c284da96d4e
https://doi.org/10.2514/1.48116
https://doi.org/10.2514/1.48116
Publikováno v:
Journal of Spacecraft and Rockets. 44:727-731
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9a444365ffc6dbd713eb05127535d1be
https://doi.org/10.2514/1.28876
https://doi.org/10.2514/1.28876
Publikováno v:
Acta Astronautica. 60:79-87
The IRS-P6 satellite launched by the Indian Space Research Organization (ISRO) is envisaged as a continuity mission of ISRO's earlier spacecraft IRS-1C and IRS-1D, with enhanced capabilities both in the platform and payloads. The orbit determination
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d71816597524c7154ae384cdeac15c04
https://doi.org/10.1016/j.actaastro.2006.07.005
https://doi.org/10.1016/j.actaastro.2006.07.005
Publikováno v:
Journal of Spacecraft and Rockets. 41:821-830
Orbit determination results are obtained for the GSAT-1 spacecraft launched by the Indian Space Research Organization using the first of its indigenously developed geosynchronous satellite launch vehicles. A description is given of the processes by w
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::972f95b64f61b37d761a42dbaf398f26
https://doi.org/10.2514/1.13101
https://doi.org/10.2514/1.13101
Publikováno v:
The Journal of the Astronautical Sciences. 50:355-366
Orbit determination results are obtained for all IRS satellites by ISRO operational orbit determination software developed at ISRO Satellite Centre, Bangalore, using a batch least-squares estimator to process S-band range and range rate measurements.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c0d2c626c32581ee4ed2691a5c828827
https://doi.org/10.1007/bf03546258
https://doi.org/10.1007/bf03546258
Publikováno v:
Defence Science Journal. 51:415-418
"The effects on mixed convection flow past a semi-infinite vertical porous plate have been studied when the plate temperature oscillates about a non-zero mean. Only out-of-phase component of unsteady part of the temperature is shown graphically. The
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f9c66508f99661c6d2b0cd582c881f10
https://doi.org/10.14429/dsj.51.2257
https://doi.org/10.14429/dsj.51.2257
Publikováno v:
Acta Astronautica. 36:197-204
This paper discusses an assessment of some of the thermospheric models considered during Indian Remote Sensing Satellite (IRS) Orbit Determination analysis. The impetus of such study is originated to choose an accurate and appropriate density model f
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6dbc5a45066ab6a30660b614f104ae5e
https://doi.org/10.1016/0094-5765(95)00100-e
https://doi.org/10.1016/0094-5765(95)00100-e