(Q22906080)

Eyes on K2-3: A system of three likely sub-Neptunes characterized with HARPS-N and HARPS

Bright opportunities for atmospheric characterization of small planets: masses and radii of K2-3 b, c, and d and GJ3470 b from radial velocity measurements and Spitzer transits

Cold Jupiters and improved masses in 38 Kepler and K2 small-planet systems from 3661 high-precision HARPS-N radial velocities. No excess of cold Jupiters in small-planet systems

The K2-3 system revisited: testing photoevaporation and core-powered mass loss with three small planets spanning the radius valley

Eleven multiplanet systems from K2 campaigns 1 and 2 and the masses of two hot super-earths

Doppler monitoring of five K2 transiting planetary systems

Ground-based transit observation of the habitable-zone super-Earth K2-3d

A nearby M star with three transiting super-earths discovered by K2

Spitzer observations of exoplanets discovered with the Kepler K2 mission

unconfirmed exoplanet

2 references

SIMBAD

Comparative habitability of transiting exoplanets

image

Exoplanet Size Comparison K2-3d.png
794 × 437; 234 KB

1 reference

imported from Wikimedia project

English Wikipedia

Wikimedia import URL

https://en.wikipedia.org/w/index.php?title=K2-3d&oldid=910117312

mass

0.00881 Jupiter mass

1 reference

Bright opportunities for atmospheric characterization of small planets: masses and radii of K2-3 b, c, and d and GJ3470 b from radial velocity measurements and Spitzer transits

7.5±3 Earth mass

1 reference

Doppler monitoring of five K2 transiting planetary systems

1.6 Earth mass

1 reference

Cold Jupiters and improved masses in 38 Kepler and K2 small-planet systems from 3661 high-precision HARPS-N radial velocities. No excess of cold Jupiters in small-planet systems

1.8 Earth mass

1 reference

Eyes on K2-3: A system of three likely sub-Neptunes characterized with HARPS-N and HARPS

11.1±3.5 Earth mass

1 reference

2.2 Earth mass

1 reference

The K2-3 system revisited: testing photoevaporation and core-powered mass loss with three small planets spanning the radius valley

located in/on physical feature

circumstellar habitable zone

0 references

TOI-5146d

TESS Object of Interest

1 reference

K2-3d

2 references

Ecliptic Plane Input Catalog

EPIC 201367065d

catalog

2 references

Ecliptic Plane Input Catalog

EPIC 201367065.03

catalog

2 references

imported from Wikimedia project

TIC 173103335d

1 reference

discoverer or inventor

Kepler

1 reference

Chinese Wikipedia

time of discovery or invention

May 2015

1 reference

A nearby M star with three transiting super-earths discovered by K2

site of astronomical discovery

0 references

2 references

A nearby M star with three transiting super-earths discovered by K2

inferred from equatorial coordinates

constellation

Leo

1 reference

based on heuristic

parent astronomical body

K2-3

5 references

Comparative habitability of transiting exoplanets

SIMBAD

197 candidates and 104 validated planets in K2's first five fields

A nearby M star with three transiting super-earths discovered by K2

object stated in reference as

K2-3

object stated in reference as

K2-3

argument of periapsis

0 degree

reason for deprecated rank

item/value with less precision and/or accuracy

1 reference

Bright opportunities for atmospheric characterization of small planets: masses and radii of K2-3 b, c, and d and GJ3470 b from radial velocity measurements and Spitzer transits

351±66 degree

1 reference

0±150 degree

1 reference

The K2-3 system revisited: testing photoevaporation and core-powered mass loss with three small planets spanning the radius valley

reason for deprecated rank

orbital eccentricity

0.0

item/value with less precision and/or accuracy

3 references

Bright opportunities for atmospheric characterization of small planets: masses and radii of K2-3 b, c, and d and GJ3470 b from radial velocity measurements and Spitzer transits

Doppler monitoring of five K2 transiting planetary systems

0.097

1 reference

Cold Jupiters and improved masses in 38 Kepler and K2 small-planet systems from 3661 high-precision HARPS-N radial velocities. No excess of cold Jupiters in small-planet systems

0.045±0.045

1 reference

0.091±0.12

1 reference

The K2-3 system revisited: testing photoevaporation and core-powered mass loss with three small planets spanning the radius valley

orbital inclination

89.788±0.033 degree

2 references

Cold Jupiters and improved masses in 38 Kepler and K2 small-planet systems from 3661 high-precision HARPS-N radial velocities. No excess of cold Jupiters in small-planet systems

Bright opportunities for atmospheric characterization of small planets: masses and radii of K2-3 b, c, and d and GJ3470 b from radial velocity measurements and Spitzer transits

89.38±0.64 degree

1 reference

Eleven multiplanet systems from K2 campaigns 1 and 2 and the masses of two hot super-earths

89.68±0.26 degree

1 reference

A nearby M star with three transiting super-earths discovered by K2

89.79±0.15 degree

1 reference

89.82±0.12 degree

1 reference

The K2-3 system revisited: testing photoevaporation and core-powered mass loss with three small planets spanning the radius valley

reason for deprecated rank

orbital period

44.55646±0.0001 day

item/value with less precision and/or accuracy

1 reference

Eleven multiplanet systems from K2 campaigns 1 and 2 and the masses of two hot super-earths

44.5631±0.0063 day

2 references

Doppler monitoring of five K2 transiting planetary systems

A nearby M star with three transiting super-earths discovered by K2

44.5609±0.0052 day

1 reference

197 candidates and 104 validated planets in K2's first five fields

44.55983±0.0059 day

1 reference

Eleven multiplanet systems from K2 campaigns 1 and 2 and the masses of two hot super-earths

44.55612±0.00021 day

1 reference

Ground-based transit observation of the habitable-zone super-Earth K2-3d

44.556456±0.000097 day

1 reference

Cold Jupiters and improved masses in 38 Kepler and K2 small-planet systems from 3661 high-precision HARPS-N radial velocities. No excess of cold Jupiters in small-planet systems

44.55764±0.00042 day

1 reference

Eyes on K2-3: A system of three likely sub-Neptunes characterized with HARPS-N and HARPS

44.55646±0.00011 day

1 reference

Bright opportunities for atmospheric characterization of small planets: masses and radii of K2-3 b, c, and d and GJ3470 b from radial velocity measurements and Spitzer transits

44.55765±0.00043 day

1 reference

Spitzer observations of exoplanets discovered with the Kepler K2 mission

44.5705±0.0059 day

1 reference

44.55603±0.00013 day

1 reference

The K2-3 system revisited: testing photoevaporation and core-powered mass loss with three small planets spanning the radius valley

semi-major axis of an orbit

0.2086±0.01 astronomical unit

1 reference

0.1833±0.0086 astronomical unit

1 reference

197 candidates and 104 validated planets in K2's first five fields

0.2076±0.0104 astronomical unit

1 reference

Eleven multiplanet systems from K2 campaigns 1 and 2 and the masses of two hot super-earths

0.2097±0.007 astronomical unit

1 reference

Cold Jupiters and improved masses in 38 Kepler and K2 small-planet systems from 3661 high-precision HARPS-N radial velocities. No excess of cold Jupiters in small-planet systems

0.2097±0.007 astronomical unit

1 reference

Eyes on K2-3: A system of three likely sub-Neptunes characterized with HARPS-N and HARPS

0.2076±0.0108 astronomical unit

1 reference

A nearby M star with three transiting super-earths discovered by K2

0.2014±0.0034 astronomical unit

1 reference

The K2-3 system revisited: testing photoevaporation and core-powered mass loss with three small planets spanning the radius valley

declination component of proper motion

parallax

22.661±0.0553 milliarcsecond

2 references

−78.139±0.057 milliarcsecond per year

2 references

right ascension component of proper motion

94.034±0.094 milliarcsecond per year

2 references

1.52±0.21 Earth radius

1 reference

Doppler monitoring of five K2 transiting planetary systems

0.96±0.14 Earth radius

1 reference

197 candidates and 104 validated planets in K2's first five fields

1.51±0.23 Earth radius

1 reference

Eleven multiplanet systems from K2 campaigns 1 and 2 and the masses of two hot super-earths

1.62±0.18 Earth radius

1 reference

Cold Jupiters and improved masses in 38 Kepler and K2 small-planet systems from 3661 high-precision HARPS-N radial velocities. No excess of cold Jupiters in small-planet systems

1.65±0.17 Earth radius

1 reference

Eyes on K2-3: A system of three likely sub-Neptunes characterized with HARPS-N and HARPS

0.14±0.02 Jupiter radius

1 reference

A nearby M star with three transiting super-earths discovered by K2

1.61±0.2 Earth radius

1 reference

Spitzer observations of exoplanets discovered with the Kepler K2 mission

1.53±0.11 Earth radius

1 reference

1.458±0.056 Earth radius

1 reference

The K2-3 system revisited: testing photoevaporation and core-powered mass loss with three small planets spanning the radius valley

0.135 Jupiter radius

1 reference

Eleven multiplanet systems from K2 campaigns 1 and 2 and the masses of two hot super-earths

3 references