Results 111 to 120 of about 2,001 (206)

Геоінформаційна система моніторингу стану шахтних виробок Та порожнин кривбасу для прогнозування техногенних явищ [PDF]

open access: yes, 2013
Приведені загальна структура і опис головних компонентів створюваної геоінформаційної системи моніторингу та режимних спостережень за станом території Криворізького залізорудного ...
Дєньгін, А. П.   +1 more
core  

Performance Analysis of the KOMPSAT-1 GPS Receiver

open access: yesJournal of the Korean Society for Aeronautical & Space Sciences, 2005
In this paper, the performance of the KOMPSAT-1 GPS receiver on orbit was analyzed. OD (Orbit Determination) accuracy using GPS navigation solutions and GPS visibility were investigated with respect to the configuration of the GPS receiver. Indeed, the problem such as ‘3D Fix Loss’ observed during the mission was presented. As a result, the OD accuracy
openaire   +2 more sources

Assessment of Commercial GNSS Radio Occultation Performance from PlanetiQ Mission

open access: yesRemote Sensing
Global Navigation Satellite System (GNSS) radio occultation (RO) provides valuable 3-D atmospheric profiles with all-weather, all the time and high accuracy. However, GNSS RO mission data are still limited for global coverage.
Mohamed Zhran   +4 more
doaj   +1 more source

Ground Track Maintenance Maneuver Simulations for the KOMPSAT Spacecraft [PDF]

open access: yesJournal of Astronomy and Space Sciences, 1998
Ground track maintenance maneuver simulations for the KOMPSAT spacecraft are performed for three and half years. Both longitude targeting and time targeting strategies are applied for in-plane maneuvers. The nominal longitude bands of maneuvers for ±5 km
Byoung-Sun Lee, Jeong-Sook Lee
doaj  

Receivers Gather Data for Climate, Weather Prediction [PDF]

open access: yes
Signals from global positioning system (GPS) satellites are now being used for more than just location and navigation information. By looking at the radio waves from GPS satellites, a technology developed at NASA s Jet Propulsion Laboratory (JPL) not ...

core   +1 more source

Automated Satellite-Based Landslide Identification Product for Nepal [PDF]

open access: yes
Landslide event inventories are a vital resource for landslide susceptibility and forecasting applications. However, landslide inventories can vary in accuracy, availability, and timeliness as a result of varying detection methods, reporting, and data ...
Ahamed, Aakash   +4 more
core   +1 more source

Assessment of ZTD Derived from COSMIC Occultation Data with ECWMF, Radiosondes, and GNSS. [PDF]

open access: yesSensors (Basel), 2022
Fu N   +8 more
europepmc   +1 more source

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