Are coronae of late type stars made of solar-like structures? The Fx-HR diagram and the pressure-temperature correlation

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Peres, G.; Orlando, S.; Reale, F.;
  • Related identifiers: doi: 10.1086/422461
  • Subject: Astrophysics
    arxiv: Astrophysics::High Energy Astrophysical Phenomena | Astrophysics::Earth and Planetary Astrophysics | Astrophysics::Solar and Stellar Astrophysics | Physics::Space Physics

We show that stellar coronae can be composed of X-ray emitting structures like those in the solar corona, using a large set of ROSAT/PSPC observations of late-type-stars, and a large set of solar X-ray data collected with Yohkoh/SXT. We have considered data on the solar... View more
  • References (7)

    Argiroffi, C., Maggio, A., Peres, G. 2003, ”On coronal structures and their variability in active stars: the case of Capella observed with Chandra/LETG”, A&A, submitted Brickhouse, N.S., 1996 in IAU Colloq. 152: Astrophysics in the Extreme Ultraviolet, p. 105,

    Jeffries, R. D. 1999, in ”Solar and Stellar Activity: Similarities and Differences”, ASP Conference Series v. 158, ed. C. J. Butler & J. G. Doyle., p.75

    Jordan, C., & Montesinos, B., 1991, MNRAS, 252, 21P Judge, P.G., Solomon, S.C. Ayres, T.R., 2003, ApJ, 593, 534 Kaastra, J.S. 1992, An X-Ray Spectral Code for Optically Thin Plasmas (Internal SRON-Leiden Report, updated version 2.0)

    Marino, A., Micela, G., Peres, G., Sciortino, S. 2002, A&A, 383, 210 Marino, A., Micela, G., Peres, G., Sciortino, S. 2003, ”X-ray variability in ROSAT-PSPC observations of F7-K2 stars”, Proceedings of the ”X-ray 2000” meeting, 4-9 September 2000, Giacconi, R., Serio, S., and Stella, L., editors, ASP conf. series, vol. 234 (on the CD-ROM)

    Micela, G. 2002, in ”Stellar Coronae in the Chandra and XMM-Newton Era”. ASP Conference series, edited by F. Favata and J.J. Drake, (2003), v. 277, p. 263 Orlando, S., Peres, G., Reale, F. 2000, ApJ, 528, 524 Orlando, S., Peres, G., Reale, F. 2001, ApJ, 560, 499 Orlando, S., Peres, G., Reale, F. 2002, ”Observing the Sun as an X-ray Star: Active Region Evolution and Rotational Modulation”, in ”Stellar Coronae in the Chandra and XMM-Newton Era”, Proc. of the 35-th ESLAB Symposium, ESTEC, 25-29 June 2001, Favata, F., and Drake, J.J. editors, A.S.P. Conf. Series, v. 277, p. 341 Sanz-Forcada, J., Brickhouse, N.S., and Dupress, A.K., 2002 ApJ, 570, 799 Schmitt, J.H.M.M., Collura, A., Sciortino, S., Vaiana, G.S., Harnden, F.R.Jr., & Rosner, R., 1990, ApJ, 365, 704

    Schmitt, J. H. M. M. 1997, A&A, 318, 215 Schmitt, J. H. M. M., Favata, F. 1999, Nature, 401, 44 Schrijver, C.J., Mewe, R. & Walter, F.M. 1984, A&A, 138, 258 Schrijver, C.J., & Title, A.M. 2001, ApJ, 551, 1099 Steltzer, B., 2001, ”X-ray variability of young stars in Taurus-Auriga-Perseus” poster presented at Jenam 2001, held in Munich, Sept. 10-14, 2001

    Vaiana, G. S., and 15 coauthors 1981, ApJ, 245, 163 Vaiana, G. S., Rosner, R. 1978, ARA&A, 16, 393 Vesecky, J., Antiochos, S., & Underwood, J. 1973, ApJ, 233, 987 Wood, B.E., Linsky, J.L., Ayres, T.R. 1997, ApJ, 478, 745

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