Celestial Coordinates
Convert between equatorial, ecliptic and galactic coordinates for epoch J2000.
What to find:
Epoch J2000. Enter coordinates as decimals. The example is the Galactic centre.
This converter translates celestial coordinates between the equatorial, ecliptic and galactic systems for epoch J2000.
The direction is written as a unit vector and rotated by the matrix from one system to another.
Example. The Galactic centre (l = 0°, b = 0°) has α ≈ 17h 45m 37s and δ ≈ −28° 56′.
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