Planet Kepler-1257 b
Detailed information about planet Kepler-1257 b and its parameters.
Planet
- Name
- Kepler-1257 b
- Planet Status
-
Confirmed
- Discovered in
-
2016
- Mass
-
—
- Mass*sin(i)
-
—
- Semi-Major Axis
-
—
- Orbital Period
-
2.66831376 day
- Eccentricity
-
—
- ω
-
—
- Tperi
-
—
- Radius
-
0.136 RJ
- Inclination
-
—
- Update
-
2021-02-05
- Detection Method
-
Primary Transit
- Mass Detection Method
-
—
- Radius Detection Method
-
—
- Primary transit
-
—
- Secondary transit
-
—
- λ
-
—
- Impact Parameter b
-
—
- Time Vr=0
-
—
- Velocity Semiamplitude K
-
—
- Calculated temperature
-
—
- Measured temperature
-
—
- Hottest point longitude
-
—
- Geometric albedo
-
—
- Surface gravity log(g/gH)
-
—
- Alternate Names
-
2MASS J19441816+4537374 b, K02491.01, KIC 9229657 b, KOI-2491 b, KOI-2491.01, WISE J194418.15+453737.2 b
| Data Source | Type | Result Value | Result Figure | Notes | Reference |
|---|
| Molecule | Data Source | Type | Result Value | Result Figure | Notes | Reference |
|---|
No remarks
No link
Star
- Name
- Kepler-1257
- Distance
-
1081.0 pc
- Spectral type
-
—
- Apparent magnitude V
-
—
- Mass
-
0.9 MSun
- Age
-
4.37 Gyr
- Effective temperature
-
5502.0 K
- Radius
-
0.87 RSun
- Metallicity [Fe/H]
-
-0.09 ( -0.177 +0.147 )
- Detected Disc
-
—
- Magnetic Field
-
—
- RA2000
-
19:44:18.2
- Dec2000
-
+45:37:37.4
- Alternate Names
-
2MASS J19441816+4537374, KIC 9229657, KOI-2491, WISE J194418.15+453737.2
No remarks
No link
- Simbad
- Most recent references (ADS)