Name | HD 195689 b | ||
Planet Status | Confirmed | ||
Discovered in | 2017 | ||
Mass | 2.88 (± 0.35) MJ | ![]() |
+ |
Mass*sin(i) | — | ||
Semi-Major Axis | 0.03368 (± 0.00078) AU | ![]() |
+ |
Orbital Period | 1.4811235 (± 1.1e-06) day | ![]() |
+ |
Eccentricity | — | ||
ω | — | ||
Tperi | — | ||
Radius | 1.84 (± 0.04) RJ | ![]() |
+ |
Inclination | 87.2 (± 0.4) deg | ![]() |
+ |
Update | 2021-01-05 | ||
Detection Method | Primary Transit | ||
Mass Detection Method | Spectrum | ||
Radius Detection Method | Primary Transit | ||
Primary transit | 2458683.4449 (± 8e-05) JD | ![]() |
|
Secondary transit | 2457095.18572 (± 0.00014) JD | ![]() |
|
λ | 272.0 (± 15.0) deg | ![]() |
+ |
Impact Parameter b | — | ||
Time Vr=0 | — | ||
Velocity Semiamplitude K | 293.0 (± 32.0) m/s | ![]() |
|
Calculated temperature | 3921.0 (± 180.0) K | ![]() |
|
Measured temperature | — | ||
Hottest point longitude | — | ||
Geometric albedo | — | ||
Surface gravity log(g/gH) | — | ||
Alternate Names | KELT-9 b |
Data Source | Type | Result Value | Result Figure | Notes | Reference |
Measurements | Day Average | 4050.0 | 2017 - GAUDI B. |
Molecule | Data Source | Type | Result Value | Result Figure | Notes | Reference |
Ca | Measurements | Detected | 2003 - SOZZETTI A. | |||
Cr | Measurements | Detected | 2019 - HOEIJMAKERS H. | |||
Fe | Measurements | Detected | 2018 - HOEIJMAKERS | |||
Fe+ | Measurements | Detected | 2018 - HOEIJMAKERS | |||
FeH | Measurements | Detected | 2021 - CHANGEAT Q. & EDWARDS B. | |||
H | Measurements | Detected | 2021 - CHANGEAT Q. & EDWARDS B. | |||
Measurements | Detected | 2020 - WYTTENBACH A. | ||||
Measurements | Detected | 2019 - GARCIA MUÑOZ A. & SCHNEIDER P. | ||||
H2 | Measurements | Detected | 2019 - MANSFIELD M. | |||
K | Measurements | Detected | 2019 - LOTHRINGER J. & BARMAN T. | |||
Mg | Measurements | Detected | 2019 - HOEIJMAKERS H. | |||
Measurements | Detected | 2019 - LOTHRINGER J. & BARMAN T. | ||||
Sc | Measurements | Detected | 2019 - HOEIJMAKERS H. | |||
Sr | Measurements | Detected | 2019 - HOEIJMAKERS H. | |||
Ti | Measurements | Detected | 2019 - HOEIJMAKERS H. | |||
Measurements | Detected | 2019 - LOTHRINGER J. & BARMAN T. | ||||
Ti+ | Measurements | Detected | 2018 - HOEIJMAKERS | |||
TiO | Measurements | Detected | 2021 - CHANGEAT Q. & EDWARDS B. | |||
VO | Measurements | Detected | 2021 - CHANGEAT Q. & EDWARDS B. | |||
Y | Measurements | Detected | 2019 - HOEIJMAKERS H. | |||
The Hubble WFC3 Emission Spectrum of the Extremely-Hot Jupiter, KELT-9b
2021
CHANGEAT Q. & EDWARDS B.
ApJ. Letters, 907, L22
paper
>arxiv
A data-driven approach to constraining the atmospheric temperature structure of KELT-9b
2020
FOSSATI L., SHULYAK D., STREEJITH A., KOSKINEN T., YOUNG E. et al.
Astron. & Astrophys., 643, A131
paper arxiv
Exploring the Atmospheric Dynamics of the Extreme Ultrahot Jupiter KELT-9b Using TESS Photometry
2020
WONG I., SHPORER A., KITZMANN D., MORRIS B., HENG K. et al.
Astron. J., 160, 88
paper
A transition between the hot and the ultra-hot Jupiter atmospheres
2020
BAXTER C., DESERT J.-M., PARMENTIER V., LINE M., FORTNEY J. et al.
Astron. & Astrophys., 639, A36
paper
KELT-9 b's Asymmetric TESS Transit Caused by Rapid Stellar Rotation and Spin-Orbit Misalignment
2020
AHLERS J., JOHNSON M., STASSUN K., COLON K., BARNES J. et al.
Astron. J., 160, 4
paper arxiv
Mass loss rate and local thermodynamic state of KELT-9 b thermosphere from the hydrogen Balmer series
2020
WYTTENBACH A., MOLLIÈRE P., EHRENREICH D., CEGLA H., BOURRIER V. et al.
Astron. & Astrophys., in press
paper arxiv
Detection of ionized calcium in the atmosphere of the ultra-hot Jupiter KELT-9b
2020
TURNER J., de MOOIJ E., JAYAWARDHANA R., YOUNG M., FOSSATI L. et al.
ApJ. Letters, 888, L13
paper arxiv
Neutral Iron Emission Lines From The Day-side Of KELT-9b -- The GAPS Programme With HARPS-N At TNG XX
2020
PINO L., DESERT J.-M., BROGI M., MALAVOLTA L., WYTTENBACH A. et al.
ApJ. Letters, 894, L27
paper arxiv
The GAPS Programme with HARPS-N at TNG XIX. Atmospheric Rossiter-McLaughlin effect and improved parameters of KELT-9b
2019
BORSA F., RAINER M., BONOMO A., BARBATO D., FOSSATI L. et al.
Astron. & Astrophys., 631, A34
paper arxiv
The Influence of Host Star Spectral Type on Ultra-hot Jupiter Atmospheres
2019
LOTHRINGER J. & BARMAN T.
ApJ, 876, 69
paper
A spectral survey of an ultra-hot Jupiter: Detection of metals in the transmission spectrum of KELT-9 b
2019
HOEIJMAKERS H., EHRENREICH D., KITZMANN D., ALLART R., GRIMM S. et al.
Astron. & Astrophys., 627, A165
paper arxiv
Detection limits of exoplanetary atmospheres with 2-m class telescopes
2019
KABATH P., ZAK J., BOFFIN H., IVANOV V., JONES D. & SKARKA M.
PASP, 131, 085001
paper arxiv
Rapid escape of ultra-hot exoplanet atmospheres driven by Hydrogen Balmer absorption
2019
GARCIA MUÑOZ A. & SCHNEIDER P.
ApJ. Letters, accepted
arxiv
Exploring the atmospheric dynamics of the extreme ultra-hot Jupiter KELT-9b using TESS photometry
2019
WONG I., SHPORER A., MORRIS B., HENG K., KITZMANN D. et al.
Astron. J., submitted
arxiv
Evidence for H2 Dissociation and Recombination Heat Transport in the Atmosphere of KELT-9b
2019
MANSFIELD M., BEAN J., STEVENSON K., KOMACEK Th., BELL T. et alo.
ApJ, 888, L15
paper arxiv
Interpreting High-Resolution Spectroscopy of Exoplanets Using Cross-Correlations and Supervised Machine Learning
2019
FISHER Ch., HOEIJAMKERS J., KITZMANN D., MARQUEZ-NELLA P., GRIMM S. et al.
ApJ, submitted
arxiv
Ionized calcium in the atmospheres of two ultra-hot exoplanets WASP-33b and KELT-9b
2019
YAN F., CASASAYAS-BARRIS N., MOLAVERDIKHANI K., ALONSO-FLORIANO F., REINDERS A. et al.
Astron. & Astrophys., in press
paper arxiv
The Peculiar Atmospheric Chemistry of KELT-9b
2018
KITZMANN D., HENG K., RIMMER P., HOEIJMAKERS H., TSAI Sh.-M. et al.
ApJ, 863, 183
arxiv
paper
A ground-based NUV secondary eclipse observation of KELT-9b
2018
HOOTON M., WATSON Ch., de MOOIJ E., GIBSON N. & KITZMANN D.
ApJ. Letters, 869, L25
paper arxiv
Atomic iron and titanium in the atmosphere of the exoplanet KELT-9b
2018
HOEIJMAKERS, H., EHRENREICH, D., HENG, K., KITZMANN, D. , GRIMM, S. et al.
Nature, 560
paper
arxiv
ADS
An extended hydrogen envelope of the extremely hot giant exoplanet KELT-9b
2018
YAN, F., HENNING, T.
Nature Astron., accepted
arxiv
paper
ADS
Stellar photospheric abundances as a probe of discs and planets
2018
JERMYN A. & KAMA M.
MNRAS, 476, 4418
paper arxiv
The Effects of Barycentric and Asymmetric Transverse Velocities on Eclipse and Transit Times
2018
CONROY K., PRSA A., HOVART M. & STASSUN K.
ApJ, accepted
arxiv
Extreme-ultraviolet Radiation from A-stars: Implications for Ultra-hot Jupiters
2018
FOSSATI L., KOSKINEN T., LOTHRINGER J., FRANCE K. YOUNG M. & SREEJITH A.
ApJ. Letters, 868, L30
paper
Atmospheric dynamics and the variable transit of KELT-9 b
2018
WILSON CAULEY P., SHKOLNIK E., ILYIN I., STRASSMEIER K., REDFIELD S. & JENSEN A.
Astron. J., 157, 69
paper arxiv
A giant planet undergoing extreme-ultraviolet irradiation by its hot massive-star host
2017
GAUDI B., STASSUN K., COLLINS K., BEATTY Th., ZHOU G. et al.
Nature, 546, 514
paper
When Do Planets Form? The Search for Extrasolar Planets Around
Metal-Poor Stars.
2003
SOZZETTI A., LATHAM D., TORRES G., STEKANIK R., BOSS A., CARNEY B. & LAIRD J.
BAAS, 35, 34.03
abstract