Kepler-1520
Star
Kepler-1520 — an orange K-type dwarf ~1,980 light-years away in Cygnus. Faint and ordinary, it is notable for the disintegrating planet crumbling in its glare.
Open in 3D viewSee Kepler-1520 in the live, interactive 3D map
Key facts
Mass
1.51 × 10³⁰ kg
0.76 M☉
Radius
493,947 km
71% of the Sun's radius
Surface temperature
4,677 K (4,404 °C)
Spectral type
K-type (an orange dwarf)
Science
Physical
- Mass
- 1.51 × 10³⁰ kg · 0.76 M☉
- Radius
- 493,947 km · 71% of the Sun's radius
- Density
- 2,994 kg/m³ · 3× water
- Computed from mass and radius
- Spectral type
- K-type (an orange dwarf)
Motion through space
- Proper motion
- 0.0112 arcseconds per year · its drift across our sky
- SIMBAD — 2020yCat.1350....0G
- Speed across our line of sight
- 31.1 km/s
- Computed from proper motion and parallax
Composition
- By mass
- A faint orange dwarf (~0.76 solar masses) in Cygnus; notable for its disintegrating planet.
Temperature
- Surface
- 4,677 K (4,404 °C)
Radiation & temperature
- Luminosity
- 8.32 × 10²⁵ W · 0.217 L☉
- Surface temperature
- 4,677 K (4,404 °C)
- Peak wavelength
- 620 nm · orange light
- Computed (Wien's law) from the surface temperature
Discovery & history
- Method
- Telescope
- Name
- A Kepler-mission catalogue designation.
A Kepler target whose oddly variable transits revealed not a solid planet but a streaming cloud of dust from an evaporating world.
Images
Images from open archives · credit shown per image