OFFSET
10,2
REFERENCES
Ludwig Bergmann, Clemens Schaefer (edited by Wilhelm Raith), Constituents of Matter: Atoms, Molecules, Nuclei, and Particles, Walter de Gruyter & Co., Berlin, 1997, p. 203.
LINKS
IEEE Transactions on Instrumentation and Measurement, Measurement of the Unperturbed Hydrogen Hyperfine Transition Frequency, vol. IM-19, No. 4 (1970), pp. 200-209.
Wikipedia, Hydrogen line
Wikipedia, Primeval Structure Telescope
FORMULA
EXAMPLE
1420405751.7667 +- 0.0009 Hz.
CROSSREFS
KEYWORD
AUTHOR
Arkadiusz Wesolowski, Nov 06 2017
STATUS
approved