# NAME PWM 4

> open cluster in the constellation Cassiopeia

**Wikidata**: [Q86658401](https://www.wikidata.org/wiki/Q86658401)  
**Source**: https://4ort.xyz/entity/name-pwm-4


## References

1. SIMBAD
2. Elemental abundance ratios in stars of the outer galactic disk. IV. A new sample of open clusters
3. Zirconium, barium, lanthanum, and europium abundances in open clusters
4. New neutron-capture measurements in 23 open clusters. I the r-process
5. Colour-Magnitude analysis of five old open clusters
6. Proper motions of the optically visible open clusters based on the UCAC4 catalog