Basic Parameters of NGC637 (WEBDA):
- Right Ascension (2000): 01 43 04
- Declination (2000): +64 02 24
- Galactic longitude: 128.546
- Galactic latitude: 1.732
- Distance [pc]: 2160
- Reddening [mag]: 0.634
- Distance modulus [mag]: 13.64
- Log Age: 6.980
β Cephei stars
- NGC 637 POW V1
- Sp. Type: -
- V [mag]: 11.38
- References:
- Pietrukowicz P., Olech A., Wi¶niewski M. et al. 2006, Acta Astron., 56, 267, "CURious Variables Experiment (CURVE). CCD photometry and variable stars in the field of open cluster NGC 637."