Author
Number of items: 75.
Article
Surprisingly different starspot distributions on the near equal-mass equal-rotation-rate stars in the M dwarf binary GJ 65 AB. (2017)
J. R. Barnes,
S. V. Jeffers,
C. A. Haswell,
H. R. A. Jones,
D. Shulyak,
Ya V. Pavlenko
and
J. S. Jenkins
![]()
Recovering planet radial velocity signals in the presence of starspot activity in fully convective stars. (2017)
John Barnes,
Guillem Anglada Escude,
Mikko Tuomi,
Hugh Jones,
F. Feng,
S. V. Jeffers,
C. A. Haswell,
J. S. Jenkins
and
P. Petit
![]()
Starspot distributions on fully convective M dwarfs : implications for radial velocity planet searches. (2015)
J.R. Barnes,
S.V. Jeffers,
H.R.A. Jones,
Ya. V. Pavlenko,
J. S. Jenkins,
C.A. Haswell
and
M. E. Lohr
![]()
Analysis of combined radial velocities and activity of BD+20 1790: : evidence supporting the existence of a planetary companion. (2015)
M. Hernán-Obispo,
Mikko Tuomi,
M. C. Gálvez-Ortiz,
A. Golovin,
J. R. Barnes,
Hugh Jones,
S. R. Kane,
D. Pinfield,
J. S. Jenkins,
P. Petit,
G. Anglada-Escudé,
S. C. Marsden,
S. Catalán,
S. V. Jeffers,
E. de Castro,
M. Cornide,
A. Garcés,
M. I. Jones,
N. Gorlova
and
M. Andreev
![]()
Doppler images of the eclipsing binary ER Vulpeculae. (2015)
Yue Xiang,
Shenghong Gu,
A. Collier Cameron
and
J.R. Barnes
![]()
The first planet detected in the WTS : an inflated hot-Jupiter in a 3.35 day orbit around a late F-star [ERRATUM]. (2014)
M. Cappetta,
R.P. Saglia,
J. L. Birkby,
J. Koppenhoefer,
D.J. Pinfield,
S.T. Hodgkin,
P. Cruz,
G. Kovacs,
B. Sipocz,
D. Barrado,
B. Nefs,
Y. V. Pavlenko,
L. Fossati,
C. del Burgo,
E. L. Martin,
I. Snellen,
J. Barnes,
D. A. Campbell,
S. Catalan,
M. C. Galvez-Ortiz,
N. Goulding,
C. Haswell,
O. Ivanyuk,
H.R.A. Jones,
M. Kuznetsov,
N. Lodieu,
F. Marocco,
D. Mislis,
F. Murgas,
R. Napiwotzki,
E. Palle,
D. Pollacco,
L. Sarro Baro,
E. Solano,
P. Steele,
H. Stoev,
R. Tata
and
J. Zendejas
![]()
Bayesian search for low-mass planets around nearby M dwarfs. Estimates for occurrence rate based on global detectability statistics. (2014)
Mikko Tuomi,
Hugh Jones,
John R. Barnes,
Guillem Anglada-Escudé
and
James S. Jenkins
![]()
Spectroscopic signatures of youth in low-mass kinematic candidates of young moving groups. (2014)
M. C. Galvez-Ortiz,
M. Kuznetsov,
J. R. A. Clarke,
Ya. V. Pavlenko,
S. L. Folkes,
David Pinfield,
Hugh Jones,
J. S. Jenkins,
John Barnes,
B. Burmingham,
A. C. Day-Jones,
E. L. Martin,
A. E. Garcia Perez,
C. del Burgo
and
R. S. Pokorny
![]()
Precision radial velocities of 15 M5-M9 dwarfs. (2014)
J. R. Barnes,
J. S. Jenkins,
H. R A Jones,
S. V. Jeffers,
P. Rojo,
P. Arriagada,
A. Jordán,
D. Minniti,
Mikko Tuomi,
David Pinfield
and
G. Anglada-Escudé
![]()
Is it possible to detect planets around young active G and K dwarfs? (2014)
S.V. Jeffers,
J.R. Barnes,
H.R.A. Jones,
A. Reiners,
D.J. Pinfield
and
S.C. Marsden
![]()
Distribution and evolution of starspots on the RS CVn binary II Pegasi in 2004. (2014)
Yue Xiang,
Sheng Hong Gu,
A. Collier Cameron
and
J.R. Barnes
A catalogue of bright (K <9) M dwarfs. (2013)
J. Frith,
D.J. Pinfield,
H.R.A. Jones,
J. R. Barnes,
Y. Pavlenko,
E. L. Martin,
C. Brown,
M. K. Kuznetsov,
F. Marocco,
R. Tata
and
M. Cappetta
![]()
A hot Uranus orbiting the super metal-rich star 77338 and the metallicity-mass connection. (2013)
J. S. Jenkins,
H.R.A. Jones,
M. Tuomi,
F. Murgas,
S. Hoyer,
M. I. Jones,
J. R. Barnes,
Y. V. Pavlenko,
O. Ivanyuk,
P. Rojo,
A. Jordan,
A. C. Day-Jones,
M. T. Ruiz
and
D.J. Pinfield
![]()
Signals embedded in the radial velocity noise: Periodic variations in the tau Ceti velocities. (2013)
Mikko Tuomi,
H.R.A. Jones,
James Stewart Jenkins,
C.G. Tinney,
R.P. Butler,
Steven S. Vogt,
John Barnes,
Robert A. Wittenmyer,
S. O'Toole,
J. Horner,
J. Bailey,
B.D. Carter,
D. J. Wright,
G. S. Salter
and
D.J. Pinfield
![]()
Surfing the photon noise : New techniques to find low-mass planets around M dwarfs. (2013)
G. Anglada-Escude,
R. P. Butler,
A. Reiners,
H.R.A. Jones,
M. Tuomi,
J. S. Jenkins,
J.R. Barnes,
S. S. Vogt
and
M. Zechmeister
J-band variability of M dwarfs in the WFCAM Transit Survey. (2012)
N. T. Goulding,
J. R. Barnes,
D.J. Pinfield,
G. Kovacs,
J. Birkby,
S. Hodgkin,
S. Catalan,
B. Sipocz,
H.R.A. Jones,
C. del Burgo,
S.V. Jeffers,
S. Nefs,
M. -C. Galvez-Ortiz
and
E. L. Martin
![]()
Red Optical Planet Survey: : a new search for habitable earths in the southern sky. (2012)
John Barnes,
J.S. Jenkins,
H.R.A. Jones,
P. Rojo,
Pamela Arriagada,
Andres Jordan,
Dante Minniti,
Mikko Tuomi,
S.V. Jeffers
and
D.J. Pinfield
![]()
FR Cnc revisited : photometry, polarimetry and spectroscopy. (2012)
A. Golovin,
M. C. Galvez-Ortiz,
M. Hernan-Obispo,
M. Andreev,
J. R. Barnes,
D. Montes,
E. Pavlenko,
J. C. Pandey,
R. Martinez-Arnaiz,
B. J. Medhi,
P. S. Parihar,
A. Henden,
A. Sergeev,
S. V. Zaitsev
and
N. Karpov
![]()
The effect of M dwarf starspot activity on low-mass planet detection thresholds. (2011)
J. R. Barnes,
S. V. Jeffers
and
H.R.A. Jones
![]()
Investigating the surface inhomogeneities of the contact binary SW Lacertae : I. Doppler imaging. (2011)
H.V. Senavci,
G.A.J. Hussain,
D. O'Neal
and
J.R. Barnes
![]()
Evidence of a massive planet candidate orbiting the young active K5V star BD+20 1790. (2010)
M. Hernan-Obispo,
M.C. Galvez-Ortiz,
G. Anglada-Escude,
S.R. Kane,
J.R. Barnes,
E. De Castro
and
M. Cornide
![]()
Spectroscopy and kinematics of low-mass members of young moving groups. (2010)
M. C. Galvez-Ortiz,
J.R.A. Clarke,
D.J. Pinfield,
J. S. Jenkins,
S. L. Folkes,
A. E. Garcia Perez,
A.C. Day-Jones,
B. Burningham,
H.R.A. Jones,
J. R. Barnes
and
R.S. Pokorny
![]()
A search for molecules in the atmosphere of HD 189733b. (2010)
J.R. Barnes,
T.S. Barman,
H.R.A. Jones,
R.J. Barber,
B.M.S. Hansen,
L. Prato,
E.L. Rice,
C.J. Leigh,
A.C. Cameron
and
D.J. Pinfield
![]()
A search for southern ultracool dwarfs in young moving groups. (2010)
J.R.A. Clarke,
D.J. Pinfield,
M.C. Galvez-Ortiz,
J.S. Jenkins,
B. Burningham,
Niall Deacon,
H.R.A. Jones,
R.S. Pokorny,
J.R. Barnes
and
A.C. Day-Jones
![]()
Doppler images and chromospheric variability of TWA 17. (2009)
M.B. Skelly,
Y.C. Unruh,
J.R. Barnes,
W.A. Lawson,
J-F. Donati
and
A.C. Cameron
![]()
First results from the Calan–Hertfordshire Extrasolar Planet Search : exoplanets and the discovery of an eccentric brown dwarf in the desert. (2009)
J.S. Jenkins,
H.R.A. Jones,
K. Gozdziewski,
C. Migaszewski,
J.R. Barnes,
M.I. Jones,
P. Rojo,
D.J. Pinfield,
A.C. Day-Jones
and
S. Hoyer
![]()
Rotational velocities for M dwarfs. (2009)
J.S. Jenkins,
L. Ramsey,
H.R.A. Jones,
Y. Pavlenko,
J. Gallardo,
J.R. Barnes
and
D.J. Pinfield
Differential rotation on both components of the pre main-sequence binary system HD 155555. (2008)
N.J. Dunstone,
G.A.J. Hussain,
A. Collier Cameron,
S.C. Marsden,
M. Jardine,
J.R. Barnes,
J.C. Ramirez Vlex
and
J-F. Donati
![]()
Doppler images and chromospheric variability of TWA 6. (2008)
M.B. Skelly,
Y.C. Unruh,
A.C. Cameron,
J.R. Barnes,
J-F. Donati,
W.A. Lawson
and
B.D. Carter
![]()
HD 179949b - a close orbiting extrasolar giant planet with a stratosphere? (2008)
J.R. Barnes,
T.S. Barman,
H.R.A. Jones,
C.J. Leigh,
A.C. Cameron,
R.J. Barber
and
D.J. Pinfield
![]()
Metallicities & Activities of Southern Stars. (2008)
J.S. Jenkins,
H.R.A. Jones,
Y. Pavlenko,
D.J. Pinfield,
J.R. Barnes
and
Y. Lyubchik
![]()
A pathfinder instrument for precision radial velocities in the near-infrared. (2008)
L. Ramsey,
John Barnes,
S.L. Redman,
H.R.A. Jones,
A. Wolscznan,
S. Bongiorno,
L. Engel
and
J.S. Jenkins
![]()
Limits on the 2.2- m contrast ratio of the close-orbiting planet HD 189733b. (2007)
J.R. Barnes,
T.S. Barman,
L. Prato,
D. Segransan,
H.R.A. Jones,
C.J. Leigh,
A. Collier Cameron
and
D.J. Pinfield
![]()
Near infrared spectroscopic search for the close orbiting planet HD 75289b. (2007)
J.R. Barnes,
C.J. Leigh,
H.R.A. Jones,
T.S. Barman,
D.J. Pinfield,
A. Collier Cameron
and
J.S. Jenkins
![]()
SuperWASP-N extra-solar planet candidates between 18hr<RA<21hr. (2007)
R.A. Street,
D.J. Christian,
W.I. Clarkson,
A. Collier Cameron,
B. Enoch,
S.R. Kane,
T.A. Lister,
R.G. West,
D.M. Wilson,
A. Evans,
A. Fitzsimmons,
C.A. Haswell,
C. Hellier,
S.T. Hodgkin,
K. Horne,
J. Irwin,
F.P. Keenan,
A.J. Norton,
J.P. Osborne,
D.L. Pollacco,
R. Ryans,
I. Skillen,
P.J. Wheatley
and
J.R. Barnes
![]()
SuperWASP-North extrasolar planet candidates. Candidates from fields 17hr<RA<18hr. (2007)
T.A. Lister,
R.G. West,
D.M. Wilson,
A. Collier Cameron,
W.I. Clarkson,
R.A. Street,
B. Enoch,
N.R. Parley,
D.J. Christian,
S.R. Kane,
A. Evans,
A. Fitzsimmons,
C.A. Haswell,
C. Hellier,
S.T. Hodgkin,
K. Horne,
J. Irwin,
F.P. Keenan,
A.J. Norton,
J.P. Osborne,
D.L. Pollacco,
R. Ryans,
I. Skillen,
P.J. Wheatley
and
J.R. Barnes
![]()
Dense spot coverage and polar caps on SV Cam. (2006)
S. V. Jeffers,
A. Collier Cameron,
J. R. Barnes
and
J. P. Aufdenberg
Hubble Space Telescope observations of SV Cam - I. The importance of unresolved star-spot distributions in light-curve fitting. (2006)
S.V. Jeffers,
J.R. Barnes,
A. Collier Cameron
and
J-F. Donati
![]()
The coronal structure of Speedy Mic - I. A densely packed prominence system beyond corotation. (2006)
N.J. Dunstone,
J.R. Barnes,
A. Collier Cameron
and
M. Jardine
![]()
The coronal structure of Speedy Mic - II: Prominence masses and off-disc emission. (2006)
N.J. Dunstone,
A. Collier Cameron,
J.R. Barnes
and
M. Jardine
![]()
The surprising magnetic topology of t Sco: fossil remnant or dynamo output. (2006)
J-F. Donati,
I.D. Howarth,
M. Jardine,
P. Petit,
C. Catala,
J.D. Landstreet,
J-C. Bouret,
E. Alecian,
J.R. Barnes,
T. Forveille,
F. Paletou
and
N. Manset
![]()
Direct Evidence for a Polar Spot on SV Camelopardalis. (2005)
S.V. Jeffers,
A. Collier Cameron,
J.R. Barnes,
J.P. Aufdenberg
and
G.A.J. Hussain
![]()
LO Peg in 1998: star-spot patterns and differential rotation. (2005)
J.R. Barnes,
A. Collier Cameron,
T.A. Lister,
G.R. Pointer
and
M.D. Still
![]()
The dependence of differential rotation on temperature and rotation. (2005)
J.R. Barnes,
A. Collier Cameron,
J-F. Donati,
D.J. James,
S.C. Marsden
and
P. Petit
![]()
The highly spotted photosphere of the young rapid rotator Speedy Mic. (2005)
J.R. Barnes
![]()
Differential rotation and star-spot evolution on HK Aqr in 2001 and 2002. (2004)
J R Barnes,
D J James
and
A C Cameron
Deconvolution of high-resolution spectra as a signal-to-noise ratio enhancement method. (2004)
J R Barnes
High-resolution Doppler images of the spotted contact binary AE Phe. (2004)
J R Barnes,
T A Lister,
R W Hilditch
and
A C Cameron
Surface images of the short period contact binary AE Phe. (2004)
J R Barnes,
T A Lister,
R W Hilditch
and
A C Cameron
Doppler images of the RS CVn binary HR 1099 (V711 Tau) from the MUSICOS 1998 campaign. (2003)
D. Garcia-Alvarez,
J.R. Barnes,
A. Collier Cameron,
J.G. Doyle,
S. Messina,
A.F. Lanza
and
M. Rodon
![]()
Lithium 6104 A in Population II stars. (2002)
A. Ford,
R.D. Jeffries,
B. Smalley,
Sean G. Ryan,
W. Aoki,
S. Kawanomoto,
D.J. James
and
John R. Barnes
![]()
The latitude distribution of star-spots on He 699. (2002)
S V Jeffers,
J R Barnes
and
A Collier Cameron
The boundaries of Doppler imaging: Starspot patterns on M dwarfs. (2002)
J R Barnes,
D J James
and
A C Cameron
Further images of α Persei G dwarfs. (2001)
J R Barnes,
A Collier Cameron,
D J James
and
D Steeghs
Starspot patterns on the M dwarfs HK Aqr and RE 1816+541. (2001)
J R Barnes
and
A Collier Cameron
Doppler images from dual-site observations of southern rapidly rotating stars - II. Starspot patterns and differential rotation on Speedy Mic. (2001)
J R Barnes,
A Collier Cameron,
D J James
and
J F Donati
Lithium in the Coma Berenices open cluster. (2001)
A. Ford,
R.D. Jeffries,
D.J. James
and
J.R. Barnes
![]()
Comparisons of images derived from independent Zeeman Doppler imaging codes. (2000)
G A J Hussain,
J F Donati,
A Collier Cameron
and
J R Barnes
Doppler images from dual-site observations of southern rapidly rotating stars - I. Differential rotation on PZ Tel. (2000)
J R Barnes,
A Collier Cameron,
D J James
and
J F Donati
Latitude distributions and lifetimes of star-spots on G dwarfs in the alpha Persei cluster. (1998)
J R Barnes,
A Collier Cameron,
Y C Unruh,
J F Donati
and
G A J Hussain
Other
Radial velocity studies of cool stars. (2014)
H.R.A. Jones,
J.R. Barnes,
Mikko Tuomi,
James S. Jenkins
and
Guillem Anglada-Escude
![]()
Benchmark low-mass objects in Moving Groups. (2013)
M. C. Galvez-Ortiz,
M. Kuznetsov,
J. R. A. Clarke,
Ya. V. Pavlenko,
D.J. Pinfield,
H.R.A. Jones,
J. S. Jenkins,
J. Barnes,
B. Burningham,
A. C. Day-Jones,
E. L. Martin,
A. E. Garcia Perez
and
R.S. Pokorny
![]()
Periodic variability of spotted M dwarfs in WTS. (2013)
N. T. Goulding,
J.R. Barnes,
D.J. Pinfield,
C. del Burgo,
G. Kovacs,
J. Birkby,
S. Hodgkin,
S. Catalan,
B. Sipocz,
H.R.A. Jones,
S.V. Jeffers
and
S. Nefs
![]()
Red Optical Planet Survey : A radial velocity search for low mass M dwarf planets. (2013)
J.R. Barnes,
J. S. Jenkins,
H.R.A. Jones,
P. Rojo,
P. Arriagada,
A. Jordan,
D. Minniti,
M. Tuomi,
S.V. Jeffers
and
D.J. Pinfield
![]()
Status of the Calan-Hertfordshire Extrasolar Planet Search. (2013)
James S. Jenkins,
H.R.A. Jones,
Patricio Rojo,
Mikko Tuomi,
Matias I. Jones,
Felipe Murgas,
J.R. Barnes,
Yakiv Pavlenko,
Oleksiy Ivanyuk,
Andres Jordan,
Avril C. Day-Jones,
Maria-Teresa Ruiz
and
D.J. Pinfield
![]()
Spectroscopic characterisation of close orbiting extrasolar giant planets. (2009)
J.R. Barnes,
T.S. Barman,
H.R.A. Jones,
C.J. Leigh,
A. Collier Cameron,
L. Prato
and
R.J. Barber
A metal-biased planet search. (2009)
J.S. Jenkins,
H.R.A. Jones,
J.R. Barnes,
Y. Pavlenko,
P. Rojo,
M.I. Jones,
A.C. Day-Jones
and
D.J. Pinfield
![]()
Dense spot coverage and polar caps on SV Cam. (2005)
S V Jeffers,
A C Cameron,
J R Barnes,
J P Aufdenberg
and
G A J Hussain
The decrease in differential rotation with decreasing stellar mass in a sample of young rapidly rotating main sequence stars. (2005)
J R Barnes,
A C Cameron,
J F Donati,
D J James,
S C Marsden,
M Mengel
and
P Petit
Differential Rotation in Young Low-mass Stars. (2001)
A. Collier Cameron,
J.R. Barnes,
L. Kitchatinov
and
J-F. Donati
![]()
Can the magnetic topology of AB Doradus be explained by a potential field distribution. (2000)
G.A.J. Hussain,
M. Jardine,
A. Collier Cameron,
J.R. Barnes
and
J-F. Donati
![]()
Lithium in optically-selected G and K stars in NGC 6475 (220 Myr). (2000)
D.J. James,
A. Collier Cameron,
J.R. Barnes
and
R.D. Jeffries
![]()
Starspot coverage and differential rotation on PZ Tel. (2000)
J.R. Barnes,
A. Collier Cameron,
D.J. James,
C.A. Watson,
F. Vincent
and
J-F. Donati
![]()
The potential magnetic field of AB Doradus: comparison with Zeeman-Doppler images. (1999)
M Jardine,
J R Barnes,
J F Donati
and
A Collier Cameron
Prominences on Rapidly-Rotating Solar-Type Stars. (1998)
M. Jardine,
J.R. Barnes,
Y.C. Unruh
and
A. Collier Cameron
![]()