स्वाति तारा vs पुनर्वसु-पॅलक्स तारा
| गुण | स्वाति तारा | पुनर्वसु-पॅलक्स तारा |
|---|---|---|
| पदनाम | 16Alp Boo | 78Bet Gem |
| नक्षत्रमंडल | N/A | Gemini |
| वर्णक्रम वर्ग | Class K — K-type (Orange) | Class K — K-type (Orange) |
| आभासी परिमाण | -0.05 | +1.16 |
| निरपेक्ष परिमाण | -0.31 | 1.08 |
| दूरी | 36.7 ly | 33.8 ly |
| द्रव्यमान | N/A | N/A |
| त्रिज्या | N/A | N/A |
| तापमान | N/A | N/A |
| दीप्तिमानता | N/A | N/A |
मुख्य अंतर
- ◆ Both are K-type giant stars, but Arcturus is in the northern hemisphere's highlight and Pollux is in Gemini.
- ◆ Arcturus is the brightest star in the northern sky at magnitude −0.05; Pollux is the nearest giant star at ~34 ly.
- ◆ Pollux hosts a confirmed exoplanet (Thestias); Arcturus has no known planetary companions.
- ◆ Arcturus has an unusually high proper motion suggesting an unusual galactic orbit.
- ◆ Arcturus is about 170 times more luminous than the Sun; Pollux is about 33 times more luminous.