(Q77852113)

SIMBAD

The K2-138 System: A Near-resonant Chain of Five Sub-Neptune Planets Discovered by Citizen Scientists

5 references

K2-138 g: Spitzer Spots a Sixth Planet for the Citizen Science System

The K2-138 System: A Near-resonant Chain of Five Sub-Neptune Planets Discovered by Citizen Scientists

Exoplanet characterisation in the longest known resonant chain: the K2-138 system seen by HARPS

mass

12.97±1.99 Earth mass

1 reference

Exoplanet characterisation in the longest known resonant chain: the K2-138 system seen by HARPS

0.0409 Jupiter mass

1 reference

Exoplanet characterisation in the longest known resonant chain: the K2-138 system seen by HARPS

catalog code

TOI-6833.01

catalog

TESS Object of Interest

1 reference

TOI-6833e

catalog

TESS Object of Interest

1 reference

K2-138e

2 references

Ecliptic Plane Input Catalog

EPIC 245950175e

catalog

2 references

time of discovery or invention

TIC 4610830e

1 reference

2017

1 reference

February 2018

1 reference

The K2-138 System: A Near-resonant Chain of Five Sub-Neptune Planets Discovered by Citizen Scientists

The K2-138 System: A Near-resonant Chain of Five Sub-Neptune Planets Discovered by Citizen Scientists

2 references

inferred from equatorial coordinates

constellation

Aquarius

1 reference

based on heuristic

parent astronomical body

K2-138

3 references

The K2-138 System: A Near-resonant Chain of Five Sub-Neptune Planets Discovered by Citizen Scientists

object stated in reference as

K2-138

SIMBAD

object stated in reference as

K2-138

argument of periapsis

180±44 degree

1 reference

Exoplanet characterisation in the longest known resonant chain: the K2-138 system seen by HARPS

orbital eccentricity

0.315±0.315

1 reference

Exoplanet characterisation in the longest known resonant chain: the K2-138 system seen by HARPS

reason for deprecated rank

0.315

item/value with less precision and/or accuracy

1 reference

The K2-138 System: A Near-resonant Chain of Five Sub-Neptune Planets Discovered by Citizen Scientists

0.077±0.049

1 reference

Exoplanet characterisation in the longest known resonant chain: the K2-138 system seen by HARPS

orbital inclination

88.7±1.66 degree

1 reference

The K2-138 System: A Near-resonant Chain of Five Sub-Neptune Planets Discovered by Citizen Scientists

88.92±0.61 degree

1 reference

K2-138 g: Spitzer Spots a Sixth Planet for the Citizen Science System

88.6±0.3 degree

1 reference

Exoplanet characterisation in the longest known resonant chain: the K2-138 system seen by HARPS

orbital period

8.26144±0.00045 day

1 reference

The K2-138 System: A Near-resonant Chain of Five Sub-Neptune Planets Discovered by Citizen Scientists

8.26147±0.00053 day

1 reference

K2-138 g: Spitzer Spots a Sixth Planet for the Citizen Science System

8.26146±0.00022 day

1 reference

Exoplanet characterisation in the longest known resonant chain: the K2-138 system seen by HARPS

semi-major axis of an orbit

0.07807±0.00056 astronomical unit

1 reference

The K2-138 System: A Near-resonant Chain of Five Sub-Neptune Planets Discovered by Citizen Scientists

0.0792±0.0077 astronomical unit

1 reference

K2-138 g: Spitzer Spots a Sixth Planet for the Citizen Science System

0.0782±0.00066 astronomical unit

1 reference

Exoplanet characterisation in the longest known resonant chain: the K2-138 system seen by HARPS

declination component of proper motion

parallax

4.9079±0.0486 milliarcsecond

2 references

−10.522±0.082 milliarcsecond per year

2 references

right ascension component of proper motion

−1.018±0.084 milliarcsecond per year

2 references

3.11±0.24 Earth radius

1 reference

K2-138 g: Spitzer Spots a Sixth Planet for the Citizen Science System

3.29±0.35 Earth radius

1 reference

The K2-138 System: A Near-resonant Chain of Five Sub-Neptune Planets Discovered by Citizen Scientists

3.39±0.156 Earth radius

1 reference

Exoplanet characterisation in the longest known resonant chain: the K2-138 system seen by HARPS

0.294 Jupiter radius

1 reference

Exoplanet characterisation in the longest known resonant chain: the K2-138 system seen by HARPS

3 references