Sentences with phrase «$ arcsec»
WISEP J004701.06 +680352.1 is moving at 0.44 $ arcsec / yr and lies relatively close to the Galactic Plane (b = 5.2 degrees).
https://arxiv.org/ Not exact matches
Imaging reveals a slightly fainter companion to KELT - 22A that is likely bound, with a projected separation of 6 \ arcsec ($ \ sim $ 1400 AU).
The contrast one can reach with IRDIS is of the order of 2 \ times 10 ^ -LCB--6 -RCB- $ at 0.5 arcsec separation from the central star.
The further application of the angular differential imaging procedure on these data should allow us to improve the contrast by one order of magnitude down to around 7 $ \ times $ $ 10 ^ -LCB--7 -RCB- $ at a separation of 0.3 arcsec.