Астрогалактика

☆ ∼double star (2' ↔ BD+19 2726) Muphrid¹³⁶ (Eta Boötis Aa (Eta Boo Aa), η Boötis Aa (η Boo Aa), 8 Boötis, HD 121370) → G0 IV (yellow-white) → variable ROT type → 2.68 ± 0.001m. → d⊕ 37.2 ± 0.5 ly → Boötes _ 19 05 2026 _ 1.jpg