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Table 1.
Key observational data for known γ Cas stars taken from Nazé & Motch (2018, their Table 5).
| No. | Name | Spectral type | log(LX/Lbol) | LX | LX, hard | Hardness ratio | kT | v sin i |
|---|---|---|---|---|---|---|---|---|
| 1031 erg s−1 | 1031 erg s−1 | keV | km s−1 | |||||
| 1 | γ Cas | B0IV-Vpe | −5.39 | 85.0 | 65.1 | 3.25 | 14−25 | 295 |
| 3 | V782 Cas | B2.5III:[n]e+ | −5.25 | 30.3 | 29.9 | 63.1 | 7 | |
| 17 | PZ Gem(high) | O9pe | −6.14 | 9.66 | 7.87 | 4.32 | 16 | 265 |
| 26 | HD90563 | B2Ve | −5.85 | 32.0 | ||||
| 34 | BZ Cru | B0.5IVpe | −5.69 | 27.6 | 20.3 | 2.81 | 13 | 338 |
| 37 | HD119682 | B0Ve | −5.63 | 66.7 | 47.9 | 2.55 | 8−17 | 200 |
| 39 | V767 Cen | B2Ve | −5.37 | 26.2 | 17.4 | 1.97 | 6 | 100 |
| 40 | CQ Cir | B1Ve | −4.30 | 175 | 147 | 5.26 | 9 | 335 |
| 47 | V759 Ara | B2Vne | −5.29 | 41.9 | 31.9 | 3.21 | 10 | 277 |
| 51 | V3892 Sgr | Oe | −5.78 | 30.8 | 21.2 | 2.24 | 7−14 | 260 |
| 53 | V771 Sgr | B3/5ne | −4.64 | 24.5 | 21.1 | 6.29 | 8 | |
| 54 | HD316568 | B2IVpe | −6.26 | 4.04 | 2.43 | 1.60 | 4−6 | |
| 75 | V2156Cyg | B1.5nnpe | −5.30 | 7.53 | 6.51 | 6.34 | 3 | |
| 79 | π Aqr | B1Ve | −5.59 | 7.44 | 5.80 | 3.56 | 12 | 243 |
| 83 | V810 Cas | B1npe | −5.14 | 48.4 | 41.1 | 5.58 | 64 | 422 |
Notes. Soft and hard X-ray fluxes refer to the 0.5−2.0 keV and 2.0−10.0 keV intervals, respectively.
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