(Q24055837)

Seven temperate terrestrial planets around the nearby ultracool dwarf star TRAPPIST-1

TRAPPIST-1: Global results of the Spitzer Exploration Science Program Red Worlds

Temperate Earth-sized planets transiting a nearby ultracool dwarf star

unconfirmed exoplanet

2 references

SIMBAD

Temperate Earth-sized planets transiting a nearby ultracool dwarf star

image

TRAPPIST-1d artist impression 2018.png
800 × 800; 256 KB

media legend

Artist's impression of the exoplanet TRAPPIST-1d (English)

0 references

mass

0.41±0.27 Earth mass

1 reference

Seven temperate terrestrial planets around the nearby ultracool dwarf star TRAPPIST-1

0.297±0.039 Earth mass

1 reference

0.388±0.012 Earth mass

1 reference

Refining the Transit-timing and Photometric Analysis of TRAPPIST-1: Masses, Radii, Densities, Dynamics, and Ephemerides

0.0013±0.00085 Jupiter mass

1 reference

Revised mass-radius relationships for water-rich rocky planets more irradiated than the runaway greenhouse limit

catalog code

K2-112d

1 reference

Ecliptic Plane Input Catalog

SIMBAD

TRAPPIST-1d

1 reference

K2-112d

1 reference

EPIC 246199087d

1 reference

TIC 278892590d

1 reference

time of discovery or invention

2 May 2016

0 references

May 2016

reason for deprecated rank

item/value with less precision and/or accuracy

1 reference

Temperate Earth-sized planets transiting a nearby ultracool dwarf star

Temperate Earth-sized planets transiting a nearby ultracool dwarf star

2 references

inferred from equatorial coordinates

constellation

Aquarius

1 reference

based on heuristic

parent astronomical body

TRAPPIST-1

3 references

Temperate Earth-sized planets transiting a nearby ultracool dwarf star

object stated in reference as

TRAPPIST-1

SIMBAD

object stated in reference as

2MASS J23062928-0502285

argument of periapsis

−8.73±6.17 degree

1 reference

orbital eccentricity

0±0.7

2 references

Seven temperate terrestrial planets around the nearby ultracool dwarf star TRAPPIST-1

0.07

1 reference

Seven temperate terrestrial planets around the nearby ultracool dwarf star TRAPPIST-1

0.00837±0.00093

1 reference

orbital inclination

89.896±0.077 degree

1 reference

Refining the Transit-timing and Photometric Analysis of TRAPPIST-1: Masses, Radii, Densities, Dynamics, and Ephemerides

89.65±0.15 degree

1 reference

TRAPPIST-1: Global results of the Spitzer Exploration Science Program Red Worlds

89.75±0.16 degree

1 reference

Seven temperate terrestrial planets around the nearby ultracool dwarf star TRAPPIST-1

orbital period

4.049219±0.000026 day

1 reference

Refining the Transit-timing and Photometric Analysis of TRAPPIST-1: Masses, Radii, Densities, Dynamics, and Ephemerides

4.04978035±0.00000266 day

1 reference

TRAPPIST-1: Global results of the Spitzer Exploration Science Program Red Worlds

4.04961±0.000063 day

1 reference

Seven temperate terrestrial planets around the nearby ultracool dwarf star TRAPPIST-1

semi-major axis of an orbit

0.02228038±0.00000044 astronomical unit

1 reference

0.02227±0.00019 astronomical unit

1 reference

Refining the Transit-timing and Photometric Analysis of TRAPPIST-1: Masses, Radii, Densities, Dynamics, and Ephemerides

0.02226±0.00019 astronomical unit

1 reference

TRAPPIST-1: Global results of the Spitzer Exploration Science Program Red Worlds

0.02144±0.00066 astronomical unit

1 reference

Seven temperate terrestrial planets around the nearby ultracool dwarf star TRAPPIST-1

declination component of proper motion

parallax

80.4512±0.1211 milliarcsecond

2 references

−479.403±0.174 milliarcsecond per year

2 references

right ascension component of proper motion

930.879±0.247 milliarcsecond per year

2 references

288.0 kelvin

sourcing circumstances

mean

1 reference

Extrasolar Planets Encyclopaedia exoplanet ID

TRAPPIST-1 d

radius

0.772±0.03 Earth radius

1 reference

Seven temperate terrestrial planets around the nearby ultracool dwarf star TRAPPIST-1

0.784±0.023 Earth radius

1 reference

0.788±0.011 Earth radius

1 reference

Refining the Transit-timing and Photometric Analysis of TRAPPIST-1: Masses, Radii, Densities, Dynamics, and Ephemerides

0.0689±0.0027 Jupiter radius

1 reference

Revised mass-radius relationships for water-rich rocky planets more irradiated than the runaway greenhouse limit

3 references