LTT 1445 A b
📋 A written introduction is coming — for now this page shows official values only.
Planet
- Host star
- LTT 1445 A
- Distance from Earth
- 6.8693 pc (≈ 22.4 light-years)
- NASA planet type
- Super Earth
- Radius (Earth = 1)
- 1.34
- Mass (Earth = 1)
- 2.73
- Orbital period
- 5.3588 days
- Semi-major axis
- 0.0381 AU
- Eccentricity
- 0.18
- Equilibrium temperature
- 431 K
- Discovery method
- Transit
- Discovery year
- 2,019
- Discovery facility
- Transiting Exoplanet Survey Satellite (TESS)
- Host spectral type
- M3.0
- Host temperature
- 3,562 K
- Host radius (Sun = 1)
- 0.271
- Host mass (Sun = 1)
- 0.257
- Host brightness
- 10.59 mag
Source:NASA Exoplanet Archive (Caltech/IPAC) · checked 2026-11-02 ↗NASA Science · checked 2026-11-02 ↗NASA Exoplanet Archive (Caltech/IPAC) · checked 2026-11-02 ↗
In everyday life
- Light from this object takes about 22 years to reach Earth — the light you see tonight left around AD 2004 (official distance ÷ speed of light).
- Its radius is about 1.3 times Earth's (NASA Exoplanet Archive).
- One orbit takes about 5.4 Earth days — that is this planet's year.
Worked out from this object's official values.