Results 11 to 20 of about 139,455 (200)

Control of colocated geostationary satellites [PDF]

open access: yes, 1996
Control of the inter-satellite distances within a cluster of colocated satellites located in the same GEO window is examined with regards to the close approaches between pairs of satellites. Firstly, the orbital evolution and station keeping control of a
Hardacre, S.
core   +7 more sources

Debris mitigation in geostationary earth orbit [PDF]

open access: yes, 2004
Paper presented at Dynamics and Control of Systems and Structures in Space (DCSSS), 6th conference, Riomaggiore, Italy, July 2004The Inter-Agency Debris Committee recommendation for the reorbiting of geostationary satellites at the end of life ...
Laura Todd   +3 more
core   +7 more sources

Displaced geostationary orbit design using hybrid sail propulsion [PDF]

open access: yes, 2011
Due to an increase in number of geostationary spacecraft and limits imposed by east-west spacing requirements, the geostationary orbit is becoming congested.
Biggs, James   +3 more
core   +4 more sources

BISTATIC RADAR SYSTEM USING RADIO SIGNALS OF GEOSTATIONARY SATELLITE LOW NOISE BLOCKS [PDF]

open access: yesРадиофизика и электроника, 2017
The bistatic radar system using radio signals of geostationary satellites is considered. The system allows detecting hydrometeors and turbulent movements in the troposphere.
I. M. Mytsenko, D. D. Khalameyda
doaj   +1 more source

Spin Periods Estimation of Geostationary Spin-Stabilized Satellites [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2002
Optical observations of Geostationary and Molynia orbit spin-stabilized satellites over the Korean peninsula have been carried out at the Kyung Hee University Observatory with a 30 inch telescope.
D. K. Lee   +4 more
doaj   +1 more source

A New Geostationary Satellite-Based Snow Cover Recognition Method for FY-4A AGRI

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Snow cover is an important component of the cryosphere. Clouds have a large influence on optical remote sensing satellites when recognizing snow cover.
Haiwei Qiao   +3 more
doaj   +1 more source

Reliability Evaluation of the Joint Observation of Cloud Top Height by FY-4A and HIMAWARI-8

open access: yesRemote Sensing, 2021
It is well known that the measurement of cloud top height (CTH) is important, and a geostationary satellite is an important measurement method. However, it is difficult for a single geostationary satellite to observe the global CTH, so joint observation ...
Qinghui Li, Xuejin Sun, Xiaolei Wang
doaj   +1 more source

Recalibration of over 35 Years of Infrared and Water Vapor Channel Radiances of the JMA Geostationary Satellites

open access: yesRemote Sensing, 2019
Infrared sounding measurements of the Infrared Atmospheric Sounding Interferometer (IASI), Atmospheric Infrared Sounder (AIRS), and High-resolution Infrared Radiation Sounder/2 (HIRS/2) instruments are used to recalibrate infrared (IR; ~11 µm ...
Tasuku Tabata   +4 more
doaj   +1 more source

Proposal for an ionosphere/plasmasphere monitoring system [PDF]

open access: yesAnnales Geophysicae, 1994
A space-based satellite system suited for long-term monitoring of the Earth's ionosphere/plasmasphere systems is proposed. The monitoring system consists of a network of radio beacon satellites capable of measuring the ionospheric and plasmaspheric ...
N. Jakowski, H.-D. Bettac
doaj   +1 more source

IDENTIFICATION OF GEOSTATIONARY SATELLITES BY THEIR PHOTOMETRIC AND DYNAMIC FEATURES, SOME PROBLEMS

open access: yesOdessa Astronomical Publications, 2016
It is possible to identify certain characteristics of geostationary satellites by studying their photometry. This paper reviews some of the technical problems and methodologies concerning photometry of satellites, as well as their identification by ...
P. P. Sukhov, K. P. Sukhov
doaj   +1 more source

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