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ARCSECArcus Secant
References in periodicals archive ?
Accuracy of both instruments horizontal angle measurements is sufficient and falls in the stated limits of 5 arcsec st.
The speed of the chopping and the 2 arcsec pointing requirement drive the development of the mirror-pointing control system.
According to Mandy Andress, CISSP, CPA, president of ArcSec Technologies, "Overall, PATHCHLINK UPDATE 6 is the best patch management product on the market based on our evaluation and testing.
La Caille and his contemporaries in the mid-eighteenth century could make catalogues to a better standard, achieving errors around 3 arcsec.
The POS Z/I 510 measures the position of the camera perspective center and orientation angles of each photograph at the exact time of exposure to an accuracy of 5 - 10 cm and 20 - 30 arcsec respectively (all values RMS).
5 (10 arcsec measurement aperture) on 1996 March 10, 22:00 UT, i.
Surprisingly, I discovered two stars located within 10 arcsec of the expansion centre of the radio emission that are characterised by pronounced long term variations and one star with high proper motion.
The planet is heading towards solar conjunction in 2013, and as I write this note in 2012 early November it is less than 5 arcsec in diameter and in extreme southern declination.
The high torque motors on both RA and DEC axes offer superior performance: 3 arcsec RMS pointing, 0.
The primary of this double is a 5th magnitude yellow star, while its companion is a blue-white 7th magnitude star 134 arcsec away.