Exoplanet Name : |
DP Leo (AB) b |
Alternate Name : |
|
Status : |
Confirmed |
Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
Mass (Mjup / Me): |
6.0500 |
(Mjup) |
1923.5249 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
8.1900 |
(AU) |
8.1900 |
(AU Est.) |
Eccentricity : |
0.3900 |
Orbital Period(Yrs) |
28.0074 |
Orbital Period(Observed/Estimated) |
10230.00 |
(Days Obs.) |
10306.03 |
(Days Est.) |
Surface Gravity (G Earth) |
18.5761 |
Star Radiation at Atmospheric Boundary: |
1.0 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
44.6 |
(K) |
Blackbody T 0.3(K) |
41.9 |
(K) |
Blackbody T 0.7(K) |
33.9 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
53.1 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
49.8 |
(K) |
Size Class: |
Jupiter-size |
Mass Class: |
|
Detection Type : |
Pulsar |
Mass Detection : |
|
Radius Detection : |
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
Habitability by Kopparapu: |
Not habitable |
Star Name : |
DP Leo (AB) |
Alternate Name : |
|
Star Distance(LY) : |
1035.6 |
Stellar Radius(Rsun) : |
0.6 |
(Rsun Estimated) |
Stellar Mass(Msun) : |
0.7 |
(Msun Measured) |
0.7 |
(Msun Estimated) |
Star Age : |
0.0 |
(GY) |
Temperature : |
3500 |
(K) |
Spectral type : |
AM Her |
UV portion[%]: |
0.2 |
Visible portion[%]: |
10.4 |
IR portion[%]: |
89.3 |
Metalicity : |
0.0 |
Absolute Magnitude: |
10.0 |
Apparent Magnitude: |
17.5 |
Right Ascension(RA) |
169.3167 |
Declination (DEC) |
17.9614 |
Hubble Space Telescope Guide Star Catalog (GSC) ID |
|
Discovered by |
|
Discovery Paper - Authors |
"K. Beuermann, J. Buhlmann, J. Diese, S. Dreizler, F. V. Hessman, T.-O. Husser, G. F. Miller, N. Nickol , R. Pons, D. Ruhr, H. Schm_lling, A. D. Schwope , T. Sorge , L. Ulrichs, D. E. Winget , and K. I. Winget" |
Discovery Paper - Title |
The giant planet orbiting the cataclysmic binary DP Leonis |
Discovery Paper - Journal |
"A&A Volume 526, February 2011 Article Number A53 Number of page(s) 5 DOI https://doi.org/10.1051/0004-6361/201015942 " |
Discovery Paper - URL |
http://www.aanda.org/articles/aa/full_html/2011/02/aa15942-10/aa15942-10.html |
SIMBAD LINK |
http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=DP+Leo+&submit=SIMBAD+search |
Open Exoplanet Database Link |
http://www.openexoplanetcatalogue.com/planet/DP%20Leo%20b/ |
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DP Leo (AB) b
DP Leo (AB) b
DP Leo (AB) b is an exoplanet orbiting the star DP Leo (AB), located about 1035.6 light-years (317.5 pc) away from Solar System. Its discovery was publicly announced on 2009.
The host star DP Leo (AB) has apparent magnitude of 17.5, with absolute magnitude of 10.0. It is 0.7 times more massive and 0.6 times bigger compared with our Sun. The surface temperature is 3500 with its spectral types of AM Her
In this planetary system, the extrasolar planet DP Leo (AB) b orbits around the star DP Leo (AB) every 10230.0 days with its orbital distance of 8.19 AU ( 1225206561.0 km)
(Projected orbit of DP Leo (AB) b around its host star DP Leo (AB))
The Star DP Leo (AB) 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.160 AU ( 23957083.3 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.221 AU ( 33114949.9 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 0.337 AU ( 50459855.3 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 0.496 AU ( 74253887.6 km)
Radiation at Planetary Boundary of DP Leo (AB) b : 1.00 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star DP Leo (AB))
Kopparapu Recent Venus for Star DP Leo (AB) distance : 0.181 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star DP Leo (AB) distance : 0.229 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star DP Leo (AB) distance : 0.221 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star DP Leo (AB) distance : 0.243 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star DP Leo (AB) distance : 0.446 AU
Kopparapu Outer Boundary for Early Mars for Star DP Leo (AB) distance : 0.470 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star DP Leo (AB))
Original Kopparapu Recent Venus for Star DP Leo (AB) distance : 0.179 AU
Original Kopparapu Runaway Greenhouse for Star DP Leo (AB) distance : 0.237 AU
Original Kopparapu Moist Greenhouse for Star DP Leo (AB) distance : 0.237 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star DP Leo (AB) distance : 0.453 AU
Original Kopparapu Outer Boundary for Early Mars for Star DP Leo (AB) distance : 0.471 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star DP Leo (AB))
(Position in Stellar Map of star DP Leo (AB) and its Exoplanet DP Leo (AB) b)
(Zoomed position in Stellar Map of star DP Leo (AB) and its Exoplanet DP Leo (AB) b (zoom level 3))
(Synthetic Spectrum of star DP Leo (AB)*)
*Yamashiki YA et al. 2019 ApJ 881 114
MUSCLES Paper I - France et al. 2016 ApJ 820 89
MUSCLES Paper II- Youngblood et al. 2016 ApJ 824 101
MUSCLES Paper III- Loyd et al. 2016 ApJ 824 102