Planet 2MASS J0249-0557 (AB) c
| Name |
2MASS J0249-0557 (AB) c |
|
|
| Planet Status |
Confirmed |
|
|
| Discovered in |
2018 |
|
|
| Mass |
11.6 ( -1.0 +1.3 ) MJ |
|
|
| Mass*sin(i) |
— |
|
|
| Semi-Major Axis |
— |
|
|
| Orbital Period |
— |
|
|
| Eccentricity |
— |
|
|
| ω |
— |
|
|
| Tperi |
— |
|
|
| Radius |
— |
|
|
| Inclination |
— |
|
|
| Update |
2018-07-31 |
|
|
| Detection Method |
Astrometry |
|
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| Mass Detection Method |
Astrometry |
|
|
| Radius Detection Method |
— |
|
|
| Primary transit |
— |
|
|
| Secondary transit |
— |
|
|
| λ |
— |
|
|
| Impact Parameter b |
— |
|
|
| Time Vr=0 |
— |
|
|
| Velocity Semiamplitude K |
— |
|
|
| Calculated temperature |
— |
|
|
| Measured temperature |
— |
|
|
| Hottest point longitude |
— |
|
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| Geometric albedo |
— |
|
|
| Surface gravity log(g/gH) |
— |
|
|
| Alternate Names |
— |
|
|
System
| Distance |
48.9 ( -5.4 +4.4 ) pc |
|
|
| RA2000 |
02:49:56.4 |
|
|
| Dec2000 |
-05:57:35 |
|
|
Remarks
Dupuy et al. 2018 : 2MASS J0249−0557 ABc is a bound triple system with an 11.6 MJup object separated by 1950 ± 200 AU from a relatively close (2.17 ± 0.22AU) pair of 48MJup and 44 MJup objects.
Spectral type of 2MASS J0249−0557 (AB) c : L2
Related publications
The Hawaii Infrared Parallax Program. III. 2MASS J0249-0557 c: A Wide Planetary-mass Companion to a Low-mass Binary in the beta Pic Moving Group
2018
DUPUY, T., LIU, M., ALLERS, K. BILLER, B. KRATTER K. et al.
Astron. J., 156, 57
arxiv
paper
ADS
