2025AJ....170..268A


Query : 2025AJ....170..268A

2025AJ....170..268A - Astron. J., 170, 268 (2025/November-0)

Precise Physical Parameters, Habitability, and Orbital Stability of Sun-like SB2 Systems: HD 130669, HD 184467, HD 191854, and HD 214222.

ABUSHATTAL A., GEORGAKARAKOS N., AL-WARDAT M.A., ALGNAMAT B., HABOUBI H.B., DEWI D.A., ABU-ALROB E.M. and HUSSEIN A.M.

Abstract (from CDS):

This work analyzes four Sun-like double-lined spectroscopic binary systems by combining visual and spectroscopic observational data with Al-Wardat's atmospheric modeling method to accurately determine their fundamental parameters. For each system, we determine stellar masses, orbital parallaxes, effective temperatures, spectral types, semimajor axes, and eccentricities with high precision, resolving discrepancies between astrometric and spectroscopic measurements. Moreover, we assess the potential for stable planetary orbits in these systems. We also calculate habitable zones around these binaries based on the orbital evolution of planetary orbits. These systems may represent promising targets for future extrasolar planet searches around Sun-like stars due to their robust physical and orbital parameters, which can be used to determine planetary habitability and stability.

Abstract Copyright: © 2025. The Author(s). Published by the American Astronomical Society.

Journal keyword(s): Spectroscopic binary stars - Habitable zone - Visual binary stars

Simbad objects: 9

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Number of rows : 9
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 HD 21422 * 03 26 07.4240928120 -31 39 40.430249676   10.07 9.00     K0III 14 0
2 HD 130669 ** 14 49 13.62103 +10 12 52.0630 9.78 9.33 8.42 7.95   K2V 99 0
3 HD 184467 SB* 19 31 07.9663576561 +58 35 09.604190291 7.95 7.47 6.60 6.13   K2V 170 0
4 HD 184738 PN 19 34 45.2337620448 +30 30 58.950651240   10.41 10.44     [WC9] 976 0
5 HD 191854B PM* 20 10 13.324379 +43 56 44.68082   10.39 9.76     G8V 7 0
6 HD 191854 SB* 20 10 13.32676 +43 56 44.0669 8.26 8.07 7.40 7.04   G4V+G8V 115 0
7 HD 191854A PM* 20 10 13.3313392704 +43 56 44.017747235   8.21 7.52     G4V 14 0
8 HD 192147 ** 20 13 22.9304821824 +01 28 18.455017332   9.63 8.98     G6/8V 8 0
9 HD 214222 SB* 22 35 42.6711290705 +53 12 14.411224059 8.85 8.73 8.19 7.79   G1V 67 0

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