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Significats de second of arc en anglès

rus
угловая секунда
portuguès
segundo
espanyol
arcosegundo
català
segon sexagesimal

Angle unit.

Termes relacionats
segon sexagesimal
Ús de second of arc en anglès
1
But at last the angle was correct, to a fraction of a second of arc.
The Collected Stories of Arthur C. Clarke
2
Elkin, with the Yale heliometer, obtained 0.032 of a second of arc.
The New Heavens
3
Selenographical arc at the centre of the moon's surface, subtending an angle of one second of arc - 3 min.
The Moon: A Full Description and Map of its Principal Physical F...
4
They subtended so small a fraction of a thousandth of a second of arc that no information could be had about them.
A Matter of Importance
5
Miles at the centre of the moon's disc, subtending an angle of one second of arc - 1.139
The Moon: A Full Description and Map of its Principal Physical F...
6
At this point the angle between the top and bottom of the ball and your eye will be about 0.2 of a second of arc.
The Report on Unidentified Flying Objects
7
Joyce called out his figures, in seconds of arc to three places.
Greylorn
8
Two seconds of arc, east; try that.
Wandl the Invader
9
25), as the most favorable of all stars for measurement, and the last-named had given its angular diameter as 0.051 of a second of arc.
The New Heavens