We cannot even imagine a technique, observational instrument or procedure that would have a chance of detecting a rogue planet.

Some of these computers received data directly from communicators that were connected to observational instruments in fire control stations or from Coast Artillery radar equipment.

The portfolio contains a record of professional development, the design of an observational instrument, and a piece of original research.

He invented an observational instrument known as the torquetum, a mechanical device to transform between spherical coordinate systems.

Among the modern observational instruments in addition to the 9-Zoll-refractor from Fraunhofer were, among others, also a by Friedrich Tiede.

A series of retractable attitude jets had been mounted in the sides, and the hull was pierced with smaller holes, square and round, for observational instruments.

In larger and more precise forms they were also used as observational instruments.

In addition, he added calculations of the distance of the sun and moon from the Earth, based upon his improvements to the observational instruments used at that time.

Industrial observational instruments have changed with industry itself.

It included eight major observational instruments, along with several lesser experiments.