A 250-day experiment using a ring laser achieved unprecedented accuracy in measuring Earth's axial wobble (nutation and precession), surpassing previous gyroscope and ring laser technologies by a ...
Able to measure in two axial directions, the Microgage 2D alignment kit from Pinpoint Laser Systems is useful for precision measuring, machine alignment, calibration, and other demanding industrial ...
Space. The final frontier. Unfortunately, the vast majority of us are planet-locked until further notice. If you are dedicated hobbyist astronomer, you probably already have the rough positions of the ...
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