Kepler-21 (Q3195382)

imported from Wikimedia project

image

Kepler-21.jpg
352 × 203; 10 KB

media legend

Сравнительные размеры Солнца и Kepler-21. (Russian)

1 reference

Russian Wikipedia

Wikimedia import URL

https://ru.wikipedia.org/?oldid=102125143

mass

1.41±0.03 solar mass

1 reference

General Catalogue of Stellar Radial Velocities

catalog code

2MASS J19092683+3842505

1 reference

BD+38 3455

1 reference

GCRV 11627

1 reference

GSC 03120-00963

1 reference

GSC2 N0303231289

Guide Star Catalog II

1 reference

HD 179070

Henry Draper Catalogue

1 reference

HIC 94112

Hipparcos Input Catalogue

1 reference

HIP 94112

1 reference

KOI-975

Kepler object of interest

2 references

Smithsonian Astrophysical Observatory Star Catalog

PPM 82398

1 reference

SAO 67891

1 reference

TYC 3120-963-1

1 reference

UCAC3 258-142844

Third USNO CCD Astrograph Catalog

1 reference

uvby98 100179070 A

uvbyβ Photoelectric Photometric Catalogue

1 reference

Gaia DR2 2099606483621385216

1 reference

PPMX J190926.8+384250

PPM-Extended (PPMX) – a catalogue of positions and proper motions

1 reference

Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue

Gaia DR1 2099606479323357056

1 reference

WEB 16388

1 reference

Kepler-21

Kepler Confirmed Names

3 references

Kepler-21A

Kepler Confirmed Names

1 reference

UCAC4 644-065348

Fourth USNO CCD Astrograph Catalog

1 reference

Spectroscopic Properties of Cool Stars

Gaia DR3 2099606483621385216

1 reference

TIC 121214185

1 reference

AG+38 1795

1 reference

SPOCS 3347

1 reference

KIC 3632418

1 reference

1 reference

inferred from equatorial coordinates

child astronomical body

Kepler-21b

series ordinal

b

1 reference

inferred from

Kepler-21b

distance from Earth

108.862±0.383 parsec

reason for deprecated rank

item/value with less precision and/or accuracy

1 reference

108.482±0.2036 parsec

1 reference

108.862±0.3827 parsec

1 reference

108.482±0.2035 parsec

1 reference

stellar rotational velocity

6.5 kilometre per second

1 reference

Accurate fundamental parameters and detailed abundance patterns from spectroscopy of 93 solar-type Kepler targets

10±0.5 kilometre per second

1 reference

An abundance of small exoplanets around stars with a wide range of metallicities

6.3±0.5 kilometre per second

1 reference

Atmospheric parameters of 169 F-, G-, K- and M-type stars in the Kepler field★

7.3±1 kilometre per second

1 reference

The California-Kepler Survey. I. High-resolution Spectroscopy of 1305 Stars Hosting Kepler Transiting Planets

7.956 kilometre per second

1 reference

APOGEE Data and Spectral Analysis from SDSS Data Release 16: Seven Years of Observations Including First Results from APOGEE-South

6.5±0.5 kilometre per second

1 reference

Spectral Properties of Cool Stars: Extended Abundance Analysis of Kepler Objects of Interest

parallax

9.1859±0.0323 milliarcsecond

1 reference

9.27±0.79 milliarcsecond

1 reference

The HIPPARCOS Catalogue

8.86±0.58 milliarcsecond

1 reference

Validation of the new Hipparcos reduction

9.04±0.22 milliarcsecond

1 reference

Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties

9.2181±0.0173 milliarcsecond

1 reference

declination component of proper motion

28.585±0.056 milliarcsecond per year

1 reference

28.81±0.67 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

29.29±0.84 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

25±7 milliarcsecond per year

1 reference

AGK3

28.546±0.02 milliarcsecond per year

1 reference

right ascension component of proper motion

27.951±0.054 milliarcsecond per year

1 reference

28.64±0.52 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

28.46±0.68 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

38±8 milliarcsecond per year

1 reference

AGK3

28.093±0.018 milliarcsecond per year

1 reference

radial velocity

−18.79±0.2 kilometre per second

1 reference

−28±5 kilometre per second

3 references

Radial velocities, spectral types and luminosity classes of 820 stars

Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue

General Catalogue of Stellar Radial Velocities

−18.9±0.4 kilometre per second

2 references

Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system

The Geneva-Copenhagen survey of the Solar neighbourhood. Ages, metallicities, and kinematic properties of ∼14 000 F and G dwarfs

−18.9 kilometre per second

1 reference

The Geneva-Copenhagen survey of the Solar neighbourhood. Ages, metallicities, and kinematic properties of ∼14 000 F and G dwarfs

−28.0 kilometre per second

2 references

Radial velocities, spectral types and luminosity classes of 820 stars

Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue

−18.173599±0.00545 kilometre per second

1 reference

APOGEE Data and Spectral Analysis from SDSS Data Release 16: Seven Years of Observations Including First Results from APOGEE-South

−19.19±0.14 kilometre per second

1 reference

Gaia Data Release 3

−19 kilometre per second

1 reference

Spectral Properties of Cool Stars: Extended Abundance Analysis of Kepler Objects of Interest

type of variable star

rotating variable star

4 references

Photometric amplitude distribution of stellar rotation of KOIs--Indication for spin-orbit alignment of cool stars and high obliquity for hot stars

Rotation and magnetism of Kepler pulsating solar-like stars

Stellar rotation periods of the Kepler Objects of Interest: a dearth of close-in planets around fast rotators

Inferring probabilistic stellar rotation periods using Gaussian processes

spectral class

F6IV

2 references

Atmospheric parameters of 169 F-, G-, K- and M-type stars in the Kepler field★

Radial velocities, spectral types and luminosity classes of 820 stars

G0

1 reference

VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)

F6 IV

1 reference

8.767±0.017

1 reference

8.25±0.01

1 reference

Third U.S. Naval Observatory CCD Astrograph Catalog (UCAC3)

8±0.07

1 reference

VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

7.23±0.03

1 reference

VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

7.031±0.023

1 reference

VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

6.945±0.018

1 reference

8.139577±0.002767

1 reference

luminosity

4.8747883±0.0268837 solar luminosity

1 reference

reason for deprecated rank

metallicity

0.03

item/value with less precision and/or accuracy

2 references

Homogeneous spectroscopic parameters for bright planet host stars from the northern hemisphere

Spectral Properties of Cool Stars: Extended Abundance Analysis of Kepler Objects of Interest

−0.16

2 references

Accurate fundamental parameters and detailed abundance patterns from spectroscopy of 93 solar-type Kepler targets

The Kepler Follow-up Observation Program. II. Stellar Parameters from Medium- and High-resolution Spectroscopy

−0.03

4 references

SWEET-Cat: A catalogue of parameters for Stars With ExoplanETs

Li abundances in F stars: planets, rotation, and Galactic evolution

New and updated stellar parameters for 90 transit hosts

Atmospheric parameters of 169 F-, G-, K- and M-type stars in the Kepler field★

−0.19

1 reference

Atmospheric parameters of 169 F-, G-, K- and M-type stars in the Kepler field★

−0.15

3 references

Fundamental properties of Kepler planet-candidate host stars using asteroseismology

Lithium abundance patterns of late-F stars: an in-depth analysis of the lithium desert

The Kepler Follow-up Observation Program. II. Stellar Parameters from Medium- and High-resolution Spectroscopy

−0.102

1 reference

Detailed abundances of stars with small planets discovered by Kepler. I. The first sample

−0.079

1 reference

Detailed abundances of stars with small planets discovered by Kepler. I. The first sample

−0.057

1 reference

Detailed abundances of stars with small planets discovered by Kepler. I. The first sample

−0.041

1 reference

The California-Kepler Survey. I. High-resolution Spectroscopy of 1305 Stars Hosting Kepler Transiting Planets

0.03±0.1

1 reference

−0.202

1 reference

−0.104

1 reference

APOGEE Data and Spectral Analysis from SDSS Data Release 16: Seven Years of Observations Including First Results from APOGEE-South

−0.11

1 reference

Detailed chemical compositions of planet-hosting stars - I. Exploration of possible planet signatures

imported from Wikimedia project

radius

1.86 solar radius

1 reference

Russian Wikipedia

Wikimedia import URL

https://ru.wikipedia.org/?oldid=102125143

1.9703554±0.1711651 solar radius

1 reference

1.9±0.02 solar radius

1 reference

diameter

2,580,000±77,900 kilometre

1 reference

The First APOKASC Catalog of Kepler Dwarf and Subgiant Stars

2,590,000±27,800 kilometre

1 reference

Fundamental properties of Kepler planet-candidate host stars using asteroseismology

2,700,000±55,700 kilometre

1 reference

Age consistency between exoplanet hosts and field stars

2 references

287.36181232932 degree

1 reference

declination

38.71401542635001 degree

1 reference

effective temperature

6,145 kelvin

1 reference

Lithium abundance patterns of late-F stars: an in-depth analysis of the lithium desert

6,202 kelvin

1 reference

The California-Kepler Survey. I. High-resolution Spectroscopy of 1305 Stars Hosting Kepler Transiting Planets

6,128 kelvin

1 reference

The First APOKASC Catalog of Kepler Dwarf and Subgiant Stars

6,188 kelvin

1 reference

The First APOKASC Catalog of Kepler Dwarf and Subgiant Stars

6,409 kelvin

4 references

Atmospheric parameters of 169 F-, G-, K- and M-type stars in the Kepler field★

New and updated stellar parameters for 90 transit hosts

Li abundances in F stars: planets, rotation, and Galactic evolution

SWEET-Cat: A catalogue of parameters for Stars With ExoplanETs

6,302 kelvin

1 reference

New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)

6,269 kelvin

1 reference

Homogeneous spectroscopic parameters for bright planet host stars from the northern hemisphere

6,240 kelvin

1 reference

Detailed abundances of stars with small planets discovered by Kepler. I. The first sample

6,177 kelvin

1 reference

Detailed abundances of stars with small planets discovered by Kepler. I. The first sample

6,125 kelvin

1 reference

Detailed abundances of stars with small planets discovered by Kepler. I. The first sample

6,131 kelvin

3 references

Larger planet radii inferred from stellar "flicker" brightness variations of bright planet-host stars

Fundamental properties of Kepler planet-candidate host stars using asteroseismology

An abundance of small exoplanets around stars with a wide range of metallicities

6,148 kelvin

1 reference

Atmospheric parameters of 169 F-, G-, K- and M-type stars in the Kepler field★

reason for deprecated rank

6,190 kelvin

item/value with less precision and/or accuracy

1 reference

Accurate fundamental parameters and detailed abundance patterns from spectroscopy of 93 solar-type Kepler targets

6,017 kelvin

1 reference

Characteristics of planetary candidates observed by Kepler. II. Analysis of the first four months of data

6,264 kelvin

1 reference

Age consistency between exoplanet hosts and field stars

6,110.025±284.035 kelvin

1 reference

6,083 kelvin

1 reference

6,172 kelvin

1 reference

APOGEE Data and Spectral Analysis from SDSS Data Release 16: Seven Years of Observations Including First Results from APOGEE-South

6,254 kelvin

1 reference

Detailed chemical compositions of planet-hosting stars - I. Exploration of possible planet signatures

6,227 kelvin

1 reference

A Spectroscopic Analysis of the California-Kepler Survey Sample. I. Stellar Parameters, Planetary Radii, and a Slope in the Radius Gap

6,207 kelvin

1 reference

Spectral Properties of Cool Stars: Extended Abundance Analysis of Kepler Objects of Interest

6,149 kelvin

1 reference

The Kepler Follow-up Observation Program. II. Stellar Parameters from Medium- and High-resolution Spectroscopy

6,112 kelvin

1 reference

The Kepler Follow-up Observation Program. II. Stellar Parameters from Medium- and High-resolution Spectroscopy

6,305±50 kelvin

1 reference

surface gravity

24,000 centimetre per square second

1 reference

Characteristics of planetary candidates observed by Kepler. II. Analysis of the first four months of data

10,500 centimetre per square second

1 reference

An abundance of small exoplanets around stars with a wide range of metallicities

27,000 centimetre per square second

4 references

SWEET-Cat: A catalogue of parameters for Stars With ExoplanETs

Li abundances in F stars: planets, rotation, and Galactic evolution

New and updated stellar parameters for 90 transit hosts

Atmospheric parameters of 169 F-, G-, K- and M-type stars in the Kepler field★

8,700 centimetre per square second

1 reference

Atmospheric parameters of 169 F-, G-, K- and M-type stars in the Kepler field★

11,500 centimetre per square second

2 references

Larger planet radii inferred from stellar "flicker" brightness variations of bright planet-host stars

Spectral Properties of Cool Stars: Extended Abundance Analysis of Kepler Objects of Interest

8,000 centimetre per square second

1 reference

Detailed abundances of stars with small planets discovered by Kepler. I. The first sample

9,800 centimetre per square second

1 reference

Detailed abundances of stars with small planets discovered by Kepler. I. The first sample

15,000 centimetre per square second

1 reference

Detailed abundances of stars with small planets discovered by Kepler. I. The first sample

11,700 centimetre per square second

2 references

Homogeneous spectroscopic parameters for bright planet host stars from the northern hemisphere

The Kepler Follow-up Observation Program. II. Stellar Parameters from Medium- and High-resolution Spectroscopy

10,230 centimetre per square second

1 reference

The First APOKASC Catalog of Kepler Dwarf and Subgiant Stars

12,000 centimetre per square second

1 reference

The California-Kepler Survey. I. High-resolution Spectroscopy of 1305 Stars Hosting Kepler Transiting Planets

8,300 centimetre per square second

1 reference

Lithium abundance patterns of late-F stars: an in-depth analysis of the lithium desert

8,500 centimetre per square second

1 reference

Lithium abundance patterns of late-F stars: an in-depth analysis of the lithium desert

9,333 centimetre per square second

1 reference

Age consistency between exoplanet hosts and field stars

15,300 centimetre per square second

1 reference

14,558 centimetre per square second

1 reference

APOGEE Data and Spectral Analysis from SDSS Data Release 16: Seven Years of Observations Including First Results from APOGEE-South

10,350 centimetre per square second

1 reference

Detailed chemical compositions of planet-hosting stars - I. Exploration of possible planet signatures

10,000 centimetre per square second

2 references

A Spectroscopic Analysis of the California-Kepler Survey Sample. I. Stellar Parameters, Planetary Radii, and a Slope in the Radius Gap

Accurate fundamental parameters and detailed abundance patterns from spectroscopy of 93 solar-type Kepler targets

9,100 centimetre per square second

1 reference

The Kepler Follow-up Observation Program. II. Stellar Parameters from Medium- and High-resolution Spectroscopy

age estimated by a dating method

2.84±0.34 gigaannum

1 reference

KEPLER-21b: A 1.6R Earth PLANET TRANSITING THE BRIGHT OSCILLATING F SUBGIANT STAR HD 179070

3.03±0.35 gigaannum

2 references

KEPLER-21b: A ROCKY PLANET AROUND AV= 8.25 mag STAR