The required precision alignment and calibration at the picometer level also appear to be feasible.
Kaplan Daniel M., Kirch Klaus, Mancini Derrick, Phillips James D., Phillips ThomasJ., Roberts Thomas J., Terry Jeff 2015, 'Measuring antimatter gravity with muonium', EPJ Web of Conferenceshttp://dx.doi.org/10.1051/epjconf/20159505008. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
This paper reports observations and analysis of picometer scale spontaneous vibrations in a precision deployable boom under thermal loading.
Mark J. Silver, Lee D. Peterson, Lisa M.R. Hardaway 2007, 'Experimental Measurement of Picometer Scale Spontaneous Vibrations in a PrecisionDeployable Boom under Thermal Loading', Shock and Vibrationhttp://dx.doi.org/10.1155/2007/393578. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)