Zobrazeno 1 - 3
of 3
pro vyhledávání: '"Johnson, J.~A."'
Autor:
{L{ó}pez-Morales}}} M., {Haywood} R.~D., {Coughlin} J.~L., {Zeng} L., {Buchhave} L.~A., {Giles} H.~A.~C., {Affer} L., {Bonomo} A.~S., {Charbonneau} D., {Collier Cameron} A., {Consentino} R., {Dressing} C.~D., {Dumusque} X., {Figueira} P., {Fiorenzano} A.~F.~M., {Harutyunyan} A., {Johnson} J.~A., {Latham} D.~W., {Lopez} E.~D., {Lovis} C., {Malavolta} L., {Mayor} M., {Micela} G., {Molinari} E., {Mortier} A.
Publikováno v:
\aj
Autor:
Ricker, G.~R., Winn, J.~N., Vanderspek, R, Latham, D.~W., Bakos, G.~Á., Bean, J.~L., Berta-Thompson, Z.~K., Brown, T.~M., Buchhave, L, Butler, N.~R., Butler, R.~P., Chaplin, W.~J., Charbonneau, D, Christensen-Dalsgaard, J, Clampin, M, Deming, D, Doty, J, De Lee, N, Dressing, C, Dunham, E.~W., Endl, M, Fressin, F, Ge, J, Henning, T, Holman, M.~J., Howard, A.~W., IDA, SHIGERU, Jenkins, J.~M., Jernigan, G, Johnson, J.~A., Kaltenegger, L, Kawai, Nobuyuki, Kjeldsen, H, Laughlin, G, Levine, A.~M., Lin, D, Lissauer, J.~J., MacQueen, P, Marcy, G, McCullough, P.~R., Morton, T.~D., Narita, N, Paegert, M, Palle, E, Pepe, F, Pepper, J, Quirrenbach, A, Rinehart, S.~A., Sasselov, D, Sato, Bunei, Seager, S, Sozzetti, A, Stassun, K.~G., Sullivan, P, Szentgyorgyi, A, Torres, G, Udry, S, Villasenor, J
Publikováno v:
Journal of Astronomical Telescopes, Instruments, and Systems. 1(No. 1):14003
Autor:
Fernández-Trincado J.~G., Robin A.~C., Moreno E., Schiavon R.~P., García Peréz A.~E., Vieira K., Cunha K., Zamora O., Sneden C., Souto D., Carrera R., Johnson J.~A., Shetrone M., Zasowski G., García-Hernández D.~A., Majewski S.~R., Reylé C., Blanco-Cuaresma S., Martinez-Medina L.~A., Pérez-Villegas A., Valenzuela O., Pichardo B., Meza A., Mészáros S., Sobeck J.
Publikováno v:
The Astrophysical Journal
We report on detection from observations obtained with the APOGEE spectroscopic survey of a metal poor ([Fe/H] =-1.3 dex) field giant star with an extreme Mg Al abundance ratio ([Mg/Fe] =-0.31 dex; [Al/Fe] =1.49 dex). Such low Mg/Al ratios are seen o