Cr394
Open Cluster in Sagittarius
About
An open cluster in Sagittarius that SIMBAD lists as about 23.5′ across. Its Gaia parallax of 1.388 milliarcseconds puts it near 2,350 light-years away.
Imaging tips
- It is a star cluster, so broadband is the filter choice.
- SIMBAD gives its size as 23.5′, so leave room around it rather than framing it tightly.
- Low for northern observers, peaking near 20° from 50°N; June and July are the best months.
Facts
- Size
- 23.5′
- Magnitude
- 6.3
- Coordinates
- RA 18h 52.4m, Dec −20° 14′
- Framing, APS-C
- 1030–1720 mm
- Framing, full frame
- 1580–2630 mm
- Best months
- Jun, Jul
- Peak altitude
- 20° from 50°N, 35° from 35°N