DCF77 time of flight measurement
Collected date : from 1 Nov 2016 ongoing
Creators :
Jean-Michel Friedt
DCF77 is a Very Low Frequency (VLF) emitter located in Mainflingen, Germany, about 400 km away from Besançon, France. The objective of the collected data is to measure the time of flight of the 77.5 kHz signal with respect to GPS 1 PPS used as reference, and assess the dependence with ionospheric ...
BDB - Binary star DataBase
The Binary star DataBase (BDB) is the database of binary/multiple stellar systems of various observational types. BDB contains data on physical and positional parameters of 260,000 components of 120,000 stellar systems of multiplicity 2 to more than 20, taken from a large variety of published ...
