TWA 7
CE Ant
RA (J2000) | DEC (J2000) | Category | Spec Type | R band (mag) | Distance (pc) | Disk Major Axis " | Inclination (degrees) | Major axis PA | Reference | Resolution elements across | At ref. wavelength (microns) | # References |
---|---|---|---|---|---|---|---|---|---|---|---|---|
10 42 30.11 | -33 40 16.2 | Debris | M2 Ve | 11 | 34.5 | 2.03 | 28 | 53 | Choquet, E. et al. 2016 | 14.8 | 1.6 | 6 |
References:
A Layered Debris Disk around M Star TWA 7 in Scattered Light![](imgs/TWA7_Ren2021.png)
Ren, B., Choquet, E., Perrin, M.D., et al. 2021, Ap.J., 914, 95
Analysis of archival VLT/SPHERE and HST images
![](imgs/TWA7_Ren2021.png)
Debris Disk Results from the Gemini Planet Imager Exoplanet Survey’s Polarimetric Imaging Campaign![](imgs/CEAnt_Esposito_2020.png)
Esposito, T., Kalas, P., Fitzgerald, M.P. et al. 2020 A.J. 160 24
referred to as CE Ant
![](imgs/CEAnt_Esposito_2020.png)
Sub-millimetre non-contaminated detection of the disc around TWA 7 by ALMA![](imgs/TWA7_Bayo2019.jpg)
Bayo, A.; Olofsson, J.; Matrà, L. et al. 2019 MNRAS 486 5552
ALMA 870 um continuum map
![](imgs/TWA7_Bayo2019.jpg)
On the Ubiquity and Stellar Luminosity Dependence of Exocometary CO Gas: Detection around M Dwarf TWA 7
Matrà, L.; Öberg, K. I.; Wilner, D. J.; Olofsson, J.; Bayo, A. 2019 A.J. 157 117
ALMA detection of CO 3-2 emission
Resolving faint structures in the debris disk around TWA 7. Tentative detections of an outer belt, a spiral arm, and a dusty cloud![](imgs/TWA7_Olofsson2018.jpg)
Olofsson, J.; van Holstein, R. G.; Boccaletti, A. et al. 2018 A.&A. 617 109
SPHERE H band imaging polarimetry
![](imgs/TWA7_Olofsson2018.jpg)
First Images of Debris Disks around TWA 7, TWA 25, HD 35650, and HD 377![](imgs/TWA7_Choquet2016.png)
Choquet, É. et al. 2016
HST imaging
![](imgs/TWA7_Choquet2016.png)