GJ 581

RA (J2000)
DEC (J2000)
Spec Type
R band (mag)
Distance (pc)
Disk Major Axis "
Disk Diameter (AU)
Inclination (degrees)
Major axis PA
At ref. wavelength (microns)
# References
15 19 27.51-07 43 19.4DebrisM39.56.41912259120Lestrade,J.-F. et al. 2012 A.A. 548 A86708


At least 4 radial velocity planets


A DEBRIS disk around the planet hosting M-star GJ 581 spatially resolved with Herschel

Lestrade, J.-F., Matthews, B.C. et al. 2012 A.A. 548 86

Herschel PACS images

A Spitzer Infrared Spectrograph Study of Debris Disks Around Planet-host Stars

Dodson-Robinson, S.E., Beichman, C.A., Carpenter, J.M., and Bryden, G.C. 2011 A.J. 141 11

No 33 micron excess

A High-Contrast Imaging Survey of SIM Lite Planet Search Targets

Tanner, A.M., Gelino, C.R., and Law, N.M. 2010 P.A.S.P. 122 1195

No companion detected

On the Relationship Between Debris Disks and Planets

Kóspál, Ágnes; Ardila, David R.; Moór, Attila; Ábrahám, Péter 2009 Ap.J. 700 L73

1 other objects in this reference

Spitzer detection of 70 um excess

Search for cold debris disks around M-dwarfs. II

Lestrade, J.-F. et al. 2009 A.A. 506 1455

Upper limit to 1.2 mm flux density

The HARPS search for southern extra-solar planets. XVIII. An Earth-mass planet in the GJ 581 planetary system

Mayor, M. et al. 2009 A.A. 507 487

Discovery of fourth planet

The HARPS search for southern extra-solar planets. XI. Super-Earths (5 and 8 Me) in a 3-planet system

Udry, S. et al. 2007 A.A. 469 L43

Discovery of 2nd and 3rd planets

The HARPS search for southern extra-solar planets. VI. A Neptune-mass planet around the nearby M dwarf Gl 581

Bonfils, X. et al. 2005 A.A. 443 L15

Discovery of first RV planet