References in periodicals archive ?
arcsecond One sixtieth of an arcminute, or 1/3600 of a degree.
A Starlight Xpress SXVR-H18 CCD camera (11) makes good use of the flatter field of the HD optics with a 22x16 arcminute field at f/10, which I sample with 2x2 binning at 0.
Gerson and Kepler, was about 10-15 arcminutes (20)).
A prominent magnitude 9 yellow star (HD 20224) is situated about 4 arcminutes to the north-east.
9 arcminutes apart on the 18th, forming the closest planetary pairing this year.
Struck by the proximity of this date to the 'window of roughly May 6-11 within which' a transit of the planet can occur, he determined the geocentric limb to limb separation of Mercury and the Sun in arcminutes for the period from noon to 20hrs UT, on May 12 and found a minimum separation of 3' 24" would occur at 15h 43 m UT; additionally he computed the planet's position angle with regard to the centre of the Sun.
10 arcminutes If you aim your binoculars or telescope towards Delta Telescopii (see skymap on p.
5 and the coma increased in diameter to around 8 arcminutes.
Each of these may be characterised by its interior angles, which can typically be measured to within an accuracy of arcminutes when the sides measure several hundred pixels.
However, the cascade is a beautiful string of eight magnitude 7 blue/white stars running in a N-S direction for almost 30 arcminutes, with a yellow star at the northern end and the brightest magnitude 6.
For those with a larger scope or using a CCD the nearby galaxy NGC 4394 is separated by about 7 arcminutes, but at mag 11.
The symbols for arcminutes and arcseconds are also inconsistent, alternating between straight and curved quotes.
star HD167818 shines as a Venusian "moon", just five arcminutes from the bright planet's crescent disc.
5 arcminutes from the Moon's limb and will appear to the unaided eye as a brilliant silvery white spot of light immediately adjacent to the Moon's lower cusp.
The asteroid will be at high northern declination, +65[degrees], during the last days of August 2011, then will pass only 6 arcminutes east of Gamma Cas on September 14 at 14h UT, and 1[degrees] west of Alpha Ari on October 21 at 11h.
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