Kepler-371

{{Starbox observe

| epoch = J2000

| constell = Cygnus

| ra = {{RA|19|29|18.3513}}

| dec = {{DEC|+38|39|27.273}}

| appmag_v = 14.0

}}

{{Starbox character

| type = subgiant

| class = F

}}

{{Starbox astrometry

| radial_v =

| prop_mo_ra = {{val|3.560|(12)}}

| prop_mo_dec = {{val|−7.358|(14)}}

| pm_footnote =

| parallax = 1.2177

| p_error = 0.0121

| parallax_footnote =

| absmag_v =

}}

{{Starbox detail

| mass = {{val|0.93|0.05}}

| temperature = {{val|fmt=commas|5759|-70|+87}}

| luminosity = 1.6

| gravity = 4.20

| radius = 1.3

| metal_fe = −0.25

| rotation = 149 days

| rotational_velocity = 2.0

| age_gyr = 5.5

}}

{{Starbox catalog

| names = {{odlist | 2MASS=J19291835+3839273 | Gaia DR2=2052702348375966208 | KIC=3548044 | KOI=2194 }}

}}

{{Starbox reference

| Simbad = Kepler-371

| NSTED = Kepler-371

}}

Kepler-371 (also known as KOI-2194 or KIC 3548044) is a star some 2,680 ly away from the Earth. It hosts a multi planetary system consisting of 2 confirmed Super-Earths, as well as 1 unconfirmed Near-Earth sized exoplanet in its habitable zone.

{{Orbitbox planet begin

|name=Kepler-371

|period_unit=day

}}

{{Orbitbox planet

|exoplanet=b

|mass=

|radius_earth=1.89

|semimajor=0.2

|eccentricity=0

|period=34.763278±0.000351

|inclination=89.95

}}

{{Orbitbox planet

|exoplanet=c

|semimajor=0.313

|radius_earth=1.78

|period=67.968015

|eccentricity=0

|inclination=89.95

}}

{{OrbitboxPlanet hypothetical

|exoplanet=d

}}

References

{{reflist|refs=

{{cite journal |bibcode=2015ApJ...814..130M |title=An Increase in the Mass of Planetary Systems around Lower-mass Stars |last1=Mulders |first1=Gijs D. |last2=Pascucci |first2=Ilaria |last3=Apai |first3=Dániel |journal=The Astrophysical Journal |date=2015 |volume=814 |issue=2 |page=130 |doi=10.1088/0004-637X/814/2/130 |arxiv=1510.02481 }}

{{cite journal |bibcode=2023AJ....165..168O |title=The Demographics of Terrestrial Planets in the Venus Zone |last1=Ostberg |first1=Colby |last2=Kane |first2=Stephen R. |last3=Li |first3=Zhexing |last4=Schwieterman |first4=Edward W. |last5=Hill |first5=Michelle L. |last6=Bott |first6=Kimberly |last7=Dalba |first7=Paul A. |last8=Fetherolf |first8=Tara |last9=Head |first9=James W. |last10=Unterborn |first10=Cayman T. |journal=The Astronomical Journal |date=2023 |volume=165 |issue=4 |page=168 |doi=10.3847/1538-3881/acbfaf |doi-access=free |arxiv=2302.03055 }}

{{cite web |url=http://exoplanetarchive.ipac.caltech.edu/cgi-bin/DisplayOverview/nph-DisplayOverview?objname=Kepler-371&type=KEPLER_HOST | title = Kepler Host Overview Page.}}

{{cite journal |bibcode=2021ApJ...919..138T |title=Further Evidence for Tidal Spin-up of Hot Jupiter Host Stars |last1=Tejada Arevalo |first1=Roberto A. |last2=Winn |first2=Joshua N. |last3=Anderson |first3=Kassandra R. |journal=The Astrophysical Journal |date=2021 |volume=919 |issue=2 |page=138 |doi=10.3847/1538-4357/ac1429 |doi-access=free |arxiv=2107.05759 }}

{{cite journal |bibcode=2023ApJS..264...41Y |title=Revised Extinctions and Radii for 1.5 Million Stars Observed by APOGEE, GALAH, and RAVE |last1=Yu |first1=Jie |last2=Khanna |first2=Shourya |last3=Themessl |first3=Nathalie |last4=Hekker |first4=Saskia |last5=Dréau |first5=Guillaume |last6=Gizon |first6=Laurent |last7=Bi |first7=Shaolan |journal=The Astrophysical Journal Supplement Series |date=2023 |volume=264 |issue=2 |page=41 |doi=10.3847/1538-4365/acabc8 |doi-access=free |arxiv=2206.00046 }}?

{{cite journal|bibcode=2016ApJ...822...86M|arxiv=1605.02825|doi=10.3847/0004-637X/822/2/86|title=False Positive Probabilities for All Kepler Objects of Interest: 1284 Newly Validated Planets and 428 Likely False Positives|journal=The Astrophysical Journal|volume=822|issue=2|pages=86|year=2016|last1=Morton|first1=Timothy D.|last2=Bryson|first2=Stephen T.|last3=Coughlin|first3=Jeffrey L.|last4=Rowe|first4=Jason F.|last5=Ravichandran|first5=Ganesh|last6=Petigura|first6=Erik A.|last7=Haas|first7=Michael R.|last8=Batalha|first8=Natalie M.|s2cid=20832201 |display-authors=1 |doi-access=free }}

}}

Category:Planetary systems with two confirmed planets

Category:Cygnus (constellation)

Category:Planetary transit variables

Category:F-type subgiants