26.5
63.5
In 1958 the International Astronomical Union (IAU) decided to adopt the position of Sagittarius A as the true zero co-ordinate point for the system of galactic latitude and longitude.[6] In the equatorial coordinate system the location is:
RA 17h 45m 40.04s,
Dec −29° 00′ 28.1″ (J2000 epoch).
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