- Tytuł:
- Advantages of combined GNSS processing involving a limited number of visible satellites
- Autorzy:
- Maciuk, K.
- Powiązania:
- https://bibliotekanauki.pl/articles/197140.pdf
- Data publikacji:
- 2018
- Wydawca:
- Politechnika Śląska. Wydawnictwo Politechniki Śląskiej
- Tematy:
-
geodesy
GPS
GLONASS
GNSS
EPN
geodezja - Opis:
- Millimetre-precise GNSS measurements may only be achieved by static relative (differential) positioning using a double-frequency receiver. This accuracy level is needed to address certain surveying and civil engineering issues. Relative measurements are performed using a single- or multi-network reference station, whose accuracy depends on a number of factors, such as the distance to the reference station, the session duration, the number of visible satellites, or ephemeris and clock errors. In this work, the author analyses the accuracy of static GNSS measurements according to the number of visible satellites, based on different minimal elevation cut-off angles. Each session was divided into three modes: GPS, GLONASS and hybrid GNSS (GPS+GLONASS). The final results were compared with the corresponding daily EPN solution at the observational epoch in order to determine their accuracy.
- Źródło:
-
Zeszyty Naukowe. Transport / Politechnika Śląska; 2018, 98; 89-99
0209-3324
2450-1549 - Pojawia się w:
- Zeszyty Naukowe. Transport / Politechnika Śląska
- Dostawca treści:
- Biblioteka Nauki
Artykuł