# Q85581773

> planetary nebula

**Wikidata**: [Q85581773](https://www.wikidata.org/wiki/Q85581773)  
**Source**: https://4ort.xyz/entity/q85581773


## References

1. SIMBAD
2. Weak emission line [WELS] central stars of planetary nebulae are [WC]-PG 1159 stars
3. The Tycho-2 catalogue of the 2.5 million brightest stars
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. Gaia Data Release 2
6. The Magellanic Cloud Calibration of the Galactic Planetary Nebula Distance Scale