4 Canum Venaticorum
A binary Delta Scuti variable near the naked-eye limit.
4 Canum Venaticorum, also designated AI Canum Venaticorum, is a binary star system in Canes Venatici about 429 light-years away. Its brightness varies from magnitude +5.89 to +6.15 with a 2.8-hour period, placing it near the naked-eye visibility limit. The primary is an evolved F-type subgiant or giant star that pulsates as a Delta Scuti variable.
Quick Facts
- Variable star designation
- AI Canum Venaticorum
- Constellation
- Canes Venatici
- Distance
- 429 light-years
- Apparent magnitude range
- +5.89 to +6.15
- Variation period
- 2.8 hours
- Orbital period
- 124.4 days
- Orbital eccentricity
- 0.31
- Stellar classification
- F3 IV or F0 III
Facts from the source article.
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