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Table 8:

Spectroscopic orbital solutions for BK Peg.

Parameter: 		Popper FIES
  (re-analysis) (adopted)

Adjusted quantities: 		   
$K_{\rm p}$ (kms-1) $ 79.14 \pm 0.33$ $78.77 \pm 0.11$
$K_{\rm s}$ (kms-1) $ 88.86 \pm 0.56$ $88.59 \pm 0.21$
$\gamma_{\rm p}$ (kms-1) $ -8.51 \pm 0.30$ $-7.39 \pm 0.08$
$\gamma_{\rm s}$ (kms-1) $ -8.35 \pm 0.51$ $-7.20 \pm 0.15$

Adopted quantities: 		   
P (days) 5.48991046 5.48991046
T (HJD-2 400 000)a 50 706.46968 50 706.46968
e 0.0053 0.0053
$\omega$  ($^\circ$) 138.7 138.7

Derived quantities: 		   
$M_{\rm p} \sin^3i~{(M_{\odot})}$ $1.427 \pm 0.019 $ $1.411 \pm 0.007$
$M_{\rm s} \sin^3i~{(M_{\odot}})$ $1.271 \pm 0.013 $ $1.255 \pm 0.005$
$q = M_{\rm s}/M_{\rm p}$ $0.891 \pm 0.007$ $0.889 \pm 0.002$
$a \sin i~{(R_{\odot})}$ $18.231 \pm 0.071 $ $18.161 \pm 0.026$

Other quantities 		   
pertaining to the fit:    
$N_{\rm obs} (p/s)$ 24/23 13/13
Time span (days) 1374 4
$\sigma_{\rm p}$b  (kms-1) 1.36 0.26
$\sigma_{\rm s}$b  (kms-1) 2.30 0.50

Notes. (a) Time of central primary eclipse. (b) Standard deviation of a single radial velocity.


Source LaTeX | All tables | In the text

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