biǎo / shì / jiǎo / miǎo / shí / tōng / cháng / yào / zài / shù / zì / hòu / miàn / jiā / shàng / jiǎo / miǎo / fú / hào表示角秒时,通常要在数字后面加上角秒符号。When indicating arcseconds, a double prime symbol is usually added after the number.