Table 1.
Sample of oxygen stars
| Name | R.A. | Decl. | VLSR | D | T ⋆ | L ⋆ | Ṁ | V exp | T d(rc) | r c | Ψ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| J2000.0 | J2000.0 | (km s−1) | (pc) | (K) | (L⊙) | (M⊙ yr−1) | (km s−1) | (K) | (cm) | ||
| IK Tau | 03:53:28.87 | +11:24:21.7 | +34.5 e | 285 a | 2100 b | 9250 b∗ | 2.4 × 10−5 b∗ | 17.5 e | 1000 b | 1.8 × 1014 b | 435 i |
| KUAnd | 00:06:52.94 | +43:05:00.0 | -22 | 680 c | 2000 c | 11800 c | 9.4 × 10−6 d | 19.5 | 1100 c | 1.5 × 1014 c | 200 m |
| RXBoo | 14:24:11.63 | +25:42:13.4 | +1.5 | 128 a | 1800 c | 4550 c∗ | 6.1 × 10−7 b∗ | 7.5 | 900 c | 1.5 × 1014 c | 144 x |
| RT Vir | 13:02:37.98 | +05:11:08.4 | +18.5 | 226 l | 2000 b | 4500 b | 4.5 × 10−7 b | 7 | 1000 b | 1.6 × 1014 b | 2000 q |
| RLeo | 09:47:33.49 | +11:25:43.7 | +0.1 | 71 a | 2000 b | 2500 b | 1.0 × 10−7 b | 5 | 1200 b | 1.3 × 1014 b | 167 m |
| WXPsc | 01:06:25.98 | +12:35:53.1 | +9.5 | 700 b | 1800 b | 10300 b | 4.0 × 10−5 b | 19 | 800 b | 3.2 × 1014 b | 250 m |
| GXMon | 06:52:46.91 | +08:25:19.0 | -9.5 | 416 a | 2600 c | 4700 c∗ | 4.9 × 10−6 d∗ | 18 | 900 c | 1.1 × 1014 c | 200 m |
| NVAur | 05:11:19.44 | +52:52:33.2 | +3 | 1200 c | 2000 c | 9800 c | 2.5 × 10−5 d | 17.5 | 1100 c | 1.7 × 1014 c | 1000 m |
| V1111Oph | 18:37:19.26 | +10:25:42.2 | -31 | 357 a | 1800 b | 2300 b∗ | 2.7 × 10−6 d∗ | 15.5 | 800 b | 2.7 × 1014 b | 200 m |
| RRAql | 19:57:36.06 | -01:53:11.3 | +28 | 318 a | 2000 c | 2800 c∗ | 8.6 × 10−7 d∗ | 8.5 | 1500 c | 5.9 × 1013 c | 185 t |
| RLMi | 09:45:34.28 | +34:30:42.8 | +0.9 | 330 d | 2400 d | 5500 d | 2.6 × 10−7 d | 5.5 | 1000 d | 1.7 × 1014 d | 115 t |
| BXCam | 05:46:44.10 | +69:58:25.2 | -1 | 244 a | 2800 c | 1800 c∗ | 1.0 × 10−6 d∗ | 17 | 1500 c | 7.1 × 1013 c | 300 z |
| V1300 Aql | 20:10:27.87 | -06:16:13.6 | -17.5 | 620 c | 2000 c | 10600 c | 1.0 × 10−5 d | 15 | 1100 c | 1.8 × 1014 c | 1000 m |
| RCas | 23:58:24.87 | +51:23:19.7 | +26.5 | 188 a | 1800 e | 10400 e∗ | 9.5 × 10−7 e∗ | 7.5 | 1050 e | 2.5 × 1014 e | 91 m |
| IRC -30398 | 18:59:13.85 | -29:50:20.4 | -7.5 | 390 m | 2000 m | 8700 m | 6.0 × 10−6 m | 14.5 | 800 b | 2.6 × 1014 b | 200 m |
| TXCam | 05:00:50.40 | +56:10:52.6 | +11.5 | 334 a | 2600 c | 6600 c∗ | 7.7 × 10−6 c∗ | 17.5 | 1300 c | 1.0 × 1014 c | 500 x |
| SCrB | 15:21:23.96 | +31:22:02.6 | +1.5 | 431 a | 2400 d | 6300 d∗ | 2.7 × 10−7 d∗ | 5 | 1000 d | 1.7 × 1014 d | 300 z |
| IRC +60169 | 06:34:34.88 | +60:56:33.2 | -22 | 510 a | 2200 c | 5900 c∗ | 9.6 × 10−6 c∗ | 15 | 1000 c | 1.1 × 1014 c | 300 z |
| RHya | 13:29:42.78 | -23:16:52.8 | -10 o | 224 a | 2600 c | 17200 c∗ | 4.7 × 10−7 c∗ | 5 o | 1500 c | 6.1 × 1013 c | 200 m |
| R Crt | 11:00:33.85 | -18:19:29.6 | +11.5 | 236 a | 2800 c | 7700 c∗ | 1.0 × 10−6 c∗ | 11 | 600 c | 3.5 × 1014 c | 333 q |
| o Ceti | 02:19:20.79 | -02:58:39.5 | +47 | 107 f | 3000 g | 9000 g | 2.0 × 10−7 h | 3 | 1000 z | 9.7 × 1013 y | 195 t |
| WHya | 13:49:02.00 | -28:22:03.5 | +40.5 | 164 a | 2600 b | 16800 b∗ | 4.2 × 10−7 b∗ | 6 | 1200 b | 6.3 × 1013 b | 500 v |
| TCep | 21:09:31.78 | +68:29:27.2 | -2.5 | 176 a | 2400 d | 4900 d∗ | 7.8 × 10−8 d∗ | 4 | 1000 d | 1.8 × 1014 d | 300 z |
| V1943 Sgr | 20:06:55.24 | -27:13:29.8 | -14.5 | 666 a | 2200 d | 55400 d∗ | 1.0 × 10−6 d∗ | 4.5 | 1000 d | 1.6 × 1014 d | 300 z |
| SW Vir | 13:14:04.39 | -02:48:25.2 | -10.5 | 300 a | 2400 b | 17600 b∗ | 2.2 × 10−6 b∗ | 7.5 | 800 b | 2.9 × 1014 b | 1000 q |
| AFGL292 | 02:02:38.63 | +07:40:36.5 | +23.7 | 253 a | 2200 d | 6000 d | 1.3 × 10−7 d∗ | 7 | 1000 d | 1.8 × 1014 d | 300 z |
| BK Vir | 12:30:21.01 | +04:24:59.2 | +17.5 | 234 a | 3000 n | 4500 n∗ | 2.3 × 10−7 m∗ | 4 | 1000 z | 8.6 × 1013 z | 2000 q |
References and notes: The coordinates of the O-rich stars are taken from the literature. An asterisk in the value of the luminosity (L⋆) or mass loss rate (M) indicates that the value has been scaled according to the updated value of the distance.
Assumed value for the condensation radius rc is 5 R⋆, for the dust temperature at the condensation radius Td(rc) is 1000 K, and for the gas-to-dust mass ratio Ψ is 300.