# HLX-1

> star

**Wikidata**: [Q2331297](https://www.wikidata.org/wiki/Q2331297)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/HLX-1)  
**Source**: https://4ort.xyz/entity/hlx-1


## References

1. SIMBAD
2. Freebase Data Dumps. 2013
3. Discovery of an optical counterpart to the hyperluminous X-ray source in ESO 243-49
4. The universal "heartbeat" oscillations in black hole systems across the mass-scale
5. Chandra and Swift follow-up observations of the intermediate-mass black hole in ESO 243-49