List of blue straggler stars

This is a list of blue straggler stars in order of their distance from Earth.

List Blue straggler stars (confirmed)

Star system←→←→ Median distance (ly) RADEC Stars in system Spectral type Apparent magnitude (V) Cluster/Nebula Formation Mechanism Notes Alpha Fornacis Ba (Dalim) 45.66 ± 0.08 3 F6V + G7V + D 3.85 No Mass Transfer The closest known blue straggler star to Earth HD 65907 52.8 3 F9.5V HR 3220 (B Carinae) 58.9 ± 0.6 2 F6 V Fe-0.8 CH-0.4 + D 4.75 Mass Transfer HD 128429 87.7 ± 0.9 2 F6V + D 6.197±0.005 Mass Transfer Regulus Aa 89.3±0.7 4 B8 IV + WD + K2 V +M4 V 1.40 Mass Transfer Brightest known blue straggler to Earth 19 Aquarii 260 ± 3 1 A8V 5.713 SX Phoenicis 272 ± 1 1 A2 V 6.76 – 7.53 V518 Carinae (HR 4196) 450 ± 10 1 B3/5V 4.82 Theta Carinae 460 ± 10 1 B0.5 Vp 2.76 Part of IC 2602 open cluster HD 136179 489 1 F3V 8.42 SU Crateris 555 1 F8V BD−12°2669 570 2 A5 40 Cancri 626 ± 9 1 A1 V 6.61 V957 Scorpii 890 ± 40 1 B5 IIIp HD 89890 1,200 ± 100 4 B3 III + A0 IVpSi + A2 + K0 III 4.50 DY Pegasi 1,330 ± 20 1 A3 to F1 9.95 – 10.62 HD 214539 1,421 1 B8/9Ib HD 224927 1,180 1 A9V 2M0056–08 2,175 ± 29 3 ? + ? Red straggler binary WOCS 9005 2,600–2,900 2 F + W Messier 67 (King Cobra/Golden Eye Cluster) 31 Crateris (TY Corvi) 3,000 2 B1.5V + ? 5.19-5.23 HD 87266 3,245 1 B3 NGC 3114 KIC 11145123 3,910 ± 50 1 F7V 13.12 HD 93521 5,000 ± 300 1 O9.5IIInn or O9.5Vp 7.03 BD+43 3654 5,400 ± 300 1 O4If 10.06 Gaia DR3 2893941099963718528 11,900 1 A3V M10-VLA1 14,000 1 ? Messier 10 Red straggler BSS 19 14,500 ± 32.6 1 BSS 47 Tucanae NJL 220 15,800 ± 1.1 1 BSS Omega Centauri HE 0437-5439 (HVS3) 200,000 1 BV or sdB+F 16.42

Blue straggler stars (candidate/former)

Star system←→←→ Median distance (ly) Stars in system Spectral type Apparent magnitude (V) Comments and references HD 159062 70.619 ± 0.006 1 G9V Fe−0.8 7.305 HD 22413 245 1 A9V

See also List of luminous blue variable stars

References