99 Her

RA (J2000)
DEC (J2000)
Spec Type
R band (mag)
Distance (pc)
Disk Major Axis "
Disk Diameter (AU)
Inclination (degrees)
Major axis PA
Resolution elements across
At ref. wavelength (microns)
# References
18 07 01.54+30 33 43.7DebrisF7+K44.715.615.42405080Kennedy et al. 20122.87010


Circumbinary polar ring
wider binary, misaligned with disk


Formation of the polar debris disc around 99 Herculis

Smallwood, Jeremy L.; Franchini, Alessia; Chen, Cheng et al. 2020 MNRAS 494 487

Models the evolution of a circumbinary gas disk to a polar orientation

Polar Alignment of a Protoplanetary Disk around an Eccentric Binary

Martin, R. G., Lubow, S. H., 2017, ApJ, 835, 5

Material misaligned by only 20° to the binary orbital plane would evolve to become perpendicular

Incidence of debris discs around FGK stars in the solar neighbourhood

Montesinos, B., et al. 2016, A&A, 593, A51, 31

2 other objects in this reference

excess at 100 and 160 µm

Tidal truncation of inclined circumstellar and circumbinary discs in young stellar binaries

Miranda, R., Lai, D., 2015, MNRAS, 452, 2396

method for computing Lindblad torques due to a binary potential on misaligned discs

Stellar multiplicity and debris discs: an unbiased sample

Rodriguez, D. R., 2015, MNRAS, 449, 3160

gravitational influence of companion will accelerate collisional evolution: less readily detected

Analytical theories for near coplanar and polar circumbinary orbits

Li, D., Zhou, J., Zhang, H. 2014, MNRAS, 437, 3832

inner binary can significantly excite the eccentricity of polar configurations

99 Herculis: Host to a Circumbinary Polar-ring Debris Disc

Kennedy, G. et al. 2012, MNRAS, 421, 2264

Herschel images and dynamical model

Herschel/PACS 70 microns
Coplanar circumbinary debris discs

Kennedy, G.M. et al. 2012 M.N.R.A.S. 426 2115

2 other objects in this reference

New Debris Disk Candidates Around 49 Nearby Stars

Koerner, D.W. et al. 2010 Ap.J. 710 26

2 other objects in this reference

Spitzer excess detection

The Lyot Project Direct Imaging Survey of Substellar Companions: Statistical Analysis and Information from Nondetections

Leconte, J. et al. 2010 Ap.J. 716 1551