Works matching DE "MOUNT Wilson Observatory"

Results: 26

Variations in Ratio and Correlation of Solar Magnetic Fields in the Fe i 525.02 nm and Na i 589.59 nm Lines According to Mount Wilson Measurements During 2000 - 2012.

Published in:

Solar Physics, 2016, v. 291, n. 8, p. 2213, doi. 10.1007/s11207-016-0973-3

By:

Golubeva, Elena

Publication type:

Article

Automatic Detection of Magnetic $\delta$ in Sunspot Groups.

Published in:

Solar Physics, 2016, v. 291, n. 1, p. 41, doi. 10.1007/s11207-015-0808-7

By:

Padinhatteeri, Sreejith;
Higgins, Paul;
Shaun Bloomfield, D.;
Gallagher, Peter

Publication type:

Article

An Explanation of the Differences Between the Sunspot Area Scales of the Royal Greenwich and Mt. Wilson Observatories, and the SOON Program.

Published in:

Solar Physics, 2014, v. 289, n. 5, p. 1517, doi. 10.1007/s11207-013-0425-2

By:

Foukal, Peter

Publication type:

Article

A Multi-Observatory Inter-Comparison of Line-of-Sight Synoptic Solar Magnetograms.

Published in:

Solar Physics, 2014, v. 289, n. 3, p. 769, doi. 10.1007/s11207-013-0353-1

By:

Riley, P.;
Ben-Nun, M.;
Linker, J. A.;
Mikic, Z.;
Svalgaard, L.;
Harvey, J.;
Bertello, L.;
Hoeksema, T.;
Liu, Y.;
Ulrich, R.

Publication type:

Article

Cyclic and Long-Term Variation of Sunspot Magnetic Fields.

Published in:

Solar Physics, 2014, v. 289, n. 2, p. 593, doi. 10.1007/s11207-012-0220-5

By:

Pevtsov, Alexei A.;
Bertello, Luca;
Tlatov, Andrey G.;
Kilcik, Ali;
Nagovitsyn, Yury A.;
Cliver, Edward W.

Publication type:

Article

Long Term Variations in Chromospheric Features from Ca-K Images at Kodaikanal.

Published in:

Solar Physics, 2014, v. 289, n. 1, p. 137, doi. 10.1007/s11207-013-0315-7

By:

Priyal, Muthu;
Singh, Jagdev;
Ravindra, B.;
Priya, T. G.;
Amareswari, K.

Publication type:

Article

Estimating the Mg ii Index from 1961 Through 1981 Using Ca ii K Images from the Mt Wilson Observatory.

Published in:

Solar Physics, 2011, v. 270, n. 1, p. 109, doi. 10.1007/s11207-011-9724-7

By:

Morrill, J.;
Floyd, L.;
Ulrich, R.;
Weaver, S.;
McMullin, D.

Publication type:

Article

The Mount Wilson Ca ii K Plage Index Time Series.

Published in:

Solar Physics, 2010, v. 264, n. 1, p. 31, doi. 10.1007/s11207-010-9570-z

By:

Bertello, L.;
Ulrich, R. K.;
Boyden, J. E.

Publication type:

Article

Cyclical Behavior of Magnetically Complex Sunspot Groups and Major Flares in Solar Cycles 22 – 24.

Published in:

Solar Physics, 2022, v. 297, n. 3, p. 1, doi. 10.1007/s11207-022-01965-y

By:

Gao, Peng-Xin;
Xie, Jing-Lan

Publication type:

Article

A Catalog of Bipolar Active Regions Violating the Hale Polarity Law, 1989 – 2018.

Published in:

Solar Physics, 2020, v. 295, n. 12, p. 1, doi. 10.1007/s11207-020-01734-9

By:

Zhukova, Anastasiya;
Khlystova, Anna;
Abramenko, Valentina;
Sokoloff, Dmitry

Publication type:

Article

Phase Relation Between Large and Simple Sunspot Groups in Solar Cycles 22 – 24.

Published in:

Solar Physics, 2020, v. 295, n. 2, p. 1, doi. 10.1007/s11207-020-1592-6

By:

Gao, Peng-Xin

Publication type:

Article

Tilt of Sunspot Bipoles in Solar Cycles 15 to 24.

Published in:

Solar Physics, 2018, v. 293, n. 8, p. 1, doi. 10.1007/s11207-018-1337-y

By:

Tlatova, Ksenia;
Tlatov, Andrey;
Pevtsov, Alexei;
Mursula, Kalevi;
Vasil’eva, Valeria;
Heikkinen, Elina;
Bertello, Luca;
Pevtsov, Alexander;
Virtanen, Ilpo;
Karachik, Nina

Publication type:

Article

Great Observatories.

Published in:

Journal of the Royal Astronomical Society of Canada, 2014, v. 108, n. 3, p. 104

By:

Brasch, Klaus

Publication type:

Article

Is the primary CoRoT target HD 43587 under a Maunder minimum phase?

Published in:

Astronomy & Astrophysics / Astronomie et Astrophysique, 2020, v. 640, p. 1, doi. 10.1051/0004-6361/201937219

By:

Ferreira, R. R.;
Barbosa, R.;
Castro, M.;
Guerrero, G.;
de Almeida, L.;
Boumier, P.;
do Nascimento, J.-D.

Publication type:

Article

Spatial power spectrum of the photospheric magnetic field during solar minimum.

Published in:

Astronomy & Astrophysics / Astronomie et Astrophysique, 2019, v. 623, p. N.PAG, doi. 10.1051/0004-6361/201834216

By:

Zieger, B.;
Virtanen, I.;
Mursula, K.

Publication type:

Article

Stellar rotation periods determined from simultaneously measured Ca II H&K and Ca II IRT lines.

Published in:

Astronomy & Astrophysics / Astronomie et Astrophysique, 2017, v. 607, p. 1, doi. 10.1051/0004-6361/201630262

By:

Mittag, M.;
Hempelmann, A.;
Schmitt, J. H. M. M.;
Fuhrmeister, B.;
González-Pérez, J. N.;
Schröder, K.-P.

Publication type:

Article

Further evidence for a sub-year magnetic chromospheric activity cycle and activity phase jumps in the planet host τ Boötis.

Published in:

Astronomy & Astrophysics / Astronomie et Astrophysique, 2017, v. 600, p. 1, doi. 10.1051/0004-6361/201629429

By:

Schmitt, J. H. M. M.;
Mittag, M.

Publication type:

Article

Magnetic activity in the HARPS M dwarf sample: The rotation-activity relationship for very low-mass stars through R'<sub>HK</sub>.

Published in:

Astronomy & Astrophysics / Astronomie et Astrophysique, 2017, v. 600, p. 1, doi. 10.1051/0004-6361/201527078

By:

Astudillo-Defru, N.;
Delfosse, X.;
Bonfils, X.;
Forveille, T.;
Lovis, C.;
Rameau, J.

Publication type:

Article

Long-term studies of photospheric magnetic fields on the Sun.

Published in:

Journal of Space Weather & Space Climate, 2021, v. 11, p. 1, doi. 10.1051/swsc/2020069

By:

Pevtsov, Alexei A.;
Bertello, Luca;
Nagovitsyn, Yury A.;
Tlatov, Andrey G.;
Pipin, Valery V.

Publication type:

Article

Sunspot Magnetic Field Measurements at MWO and CrAO: Radio Emission F<sub>10.7</sub> during the Declining and Minimum Phase of Solar Cycle 24.

Published in:

Geomagnetism & Aeronomy, 2023, v. 63, n. 8, p. 1144, doi. 10.1134/S0016793223080029

By:

Akhtemov, Z. S.;
Tsap, Yu. T.;
Malaschuk, V. M.

Publication type:

Article

The mule on the Mount Wilson trail: George Ellery Hale, American scientific cosmology, and cosmologies of American science.

Published in:

History of Science, 2024, v. 62, n. 1, p. 144, doi. 10.1177/00732753231179330

By:

Oliver, Kendrick

Publication type:

Article

Long-term variations in the sunspot magnetic fields and bipole properties from 1918 to 2014.

Published in:

Geomagnetism & Aeronomy, 2015, v. 55, n. 7, p. 896, doi. 10.1134/S0016793215070233

By:

Tlatova, K.;
Vasil'eva, V.;
Pevtsov, A.

Publication type:

Article

Spatial power spectrum of the photospheric magnetic field during solar minimum.

Published in:

Geophysical Research Abstracts, 2019, v. 21, p. 1

By:

Mursula, Kalevi;
Zieger, Bertalan;
Virtanen, Ilpo

Publication type:

Article

Amateurs search for planetary nebulae.

Published in:

Journal of the British Astronomical Association, 2010, v. 120, n. 1, p. 11

By:

Brazell, Owen

Publication type:

Article

Stellar Chromospheric Activity.

Published in:

Living Reviews in Solar Physics, 2008, v. 5, n. 1, p. 1, doi. 10.12942/lrsp-2008-2

By:

Hall, Jeffrey C.

Publication type:

Article

Environmental characterisation and stabilisation of a 2×200-meter outdoor fibre interferometer at the CHARA Array.

Published in:

Experimental Astronomy, 2019, v. 47, n. 3, p. 303, doi. 10.1007/s10686-019-09627-x

By:

Lehmann, Lucien;
Delage, Laurent;
Grossard, Ludovic;
Reynaud, Francois;
Golden, Steve;
Woods, Craig;
Webster, Larry;
Sturmann, Judit;
Brummelaar, Theo ten

Publication type:

Article