Galaxy · Sagittarius

C57 Barnard's Galaxy

Magnitude
9.3
Season
Summer
Difficulty
Hard
Star-hop chart
C570.0° field0° rotation
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Imaging reference
Barnard's Galaxy (C57) Galaxy

Observer's guide

About Barnard's Galaxy

Barnard's Galaxy (C57) is catalogued as a galaxy in Sagittarius. Its J2000 position is RA 19:44:57, Dec -14:48:12, corresponding to 296.2342 degrees RA and -14.7976 degrees Dec. The local catalogue places it about 1,630,000 light-years away. Its referenced angular extent is approximately 13.8 by 12.88 arcminutes.

Observing tips

StarWatchr rates this as a hard target at magnitude 9.3. It is associated with summer observing, with midnight placement typically strongest around July. From 52 degrees north its theoretical meridian altitude is about 23.2 degrees; local horizons and the live altitude chart determine the practical window.

Because it is faint, use a larger aperture where possible, avoid bright Moon conditions, and use averted vision.

What to expect

The SIMBAD classification for the matched source is G. SIMBAD records the morphology as IBm. A published radial velocity value is -57 km/s. The SIMBAD record currently connects it to 1670 bibliographic references.

At roughly 13.8 arcminutes across, it benefits from a narrower field and adequate image scale. Use the listed 13.8 by 12.88 arcminute extent to check framing, and treat catalogue magnitude as integrated brightness rather than a direct measure of visual contrast.

Sourced catalogue data

Scientific record

Measurements for C57 are kept separate from practical observing guidance.

Coordinates (J2000/ICRS)
RA 296.234163° · Dec -14.797581°
SIMBAD classification
G
Morphology
IBm
Angular extent
13.8′ × 12.88′
Surface brightness
23.55 mag/arcsec²
Radial velocity
-57 km/s
Redshift
-0.00019011
Linked bibliography
1,670 references
Best midnight placement
July
Observable latitude range
-90° to 75.2°

Source: SIMBAD astronomical database (CDS, Strasbourg) (ODbL; checked 2026-08-09). Catalogue values may change when new measurements are published.

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