एक्रक्स तारा vs चित्रा तारा
एक्रक्स तारा and चित्रा तारा share a spectral class, B-type, and differ elsewhere. Intrinsically the balance shifts: एक्रक्स तारा carries an absolute magnitude of −4.20 against −3.44 for चित्रा तारा, making it about 2.0 times more luminous once distance is removed from the comparison. एक्रक्स तारा is the remoter of the pair at 322 light-years, roughly 1.3 times the 250 that separates us from चित्रा तारा.
Property comparison
| Property | एक्रक्स तारा | चित्रा तारा |
|---|---|---|
| पदनाम | Alp1Cru | 67Alp Vir |
| नक्षत्रमंडल | Crux | Virgo |
| वर्णक्रम वर्ग | Class B — B-type (Blue-White) | Class B — B-type (Blue-White) |
| आभासी परिमाण | +0.77 | +0.98 |
| निरपेक्ष परिमाण | -4.20 | -3.44 |
| दूरी | 322 ly | 250 ly |
| द्रव्यमान | N/A | N/A |
| त्रिज्या | N/A | N/A |
| तापमान | N/A | N/A |
| दीप्तिमानता | N/A | N/A |
Full data for each star: एक्रक्स तारा · चित्रा तारा
Key differences
Key Differences
- ◆ Both are among the brightest stars in the southern sky and both are hot B-type systems.
- ◆ Acrux is the brightest star in the Southern Cross; Spica is the brightest in Virgo.
- ◆ Spica is a tidally distorted spectroscopic binary with a 4-day orbital period.
- ◆ Acrux has components resolvable through a small telescope; Spica's components cannot be resolved visually.
- ◆ Acrux appears on the national flags of Australia, New Zealand, Papua New Guinea, Samoa, and Brazil.