Basic Parameters of IC 4996 (WEBDA):
- Right Ascension (2000): 20 16 30
- Declination (2000): +37 38 00
- Galactic longitude: 75.353
- Galactic latitude: 1.306
- Distance [pc]: 1732
- Reddening [mag]: 0.673
- Distance modulus [mag]: 13.28
- Log Age: 6.948
β Cephei stars
- V1922 Cyg (IC 4996 HOAG 7)
- Sp. Type: B5
- V [mag]: 10.84
- Candidate β Cephei star
- References:
- Delgado A., Alfaro E. & Garrido R. 1985, A&AS, 61, 89, "Variable stars in the young open cluster IC 4996."
- Pietrzyński G. 1996, Acta Astron., 46, 349, "A CCD search for variable stars in young open cluster IC 4996."
