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Stellar HostProfile

K2-3

M0 V • 44.07 pc

Records

20

literature rows

Planets

3

system count

References

19

distinct source labels

TIC: TIC 173103335

Approximate color

from effective temperature

Canonical Summary

Adopted host values from all rows

Numeric fields use the median of non-null measurements. Disagreement stays visible through ranges, counts, and provenance.

Temperature

3896 K

3835 to 4126.7

14 values • 8 distinct

Mass

0.60 Msun

0.41 to 0.62

12 values • 8 distinct

Radius

0.56 Rsun

0.37 to 0.60

18 values • 9 distinct

Age

1 Gyr

1 to 6.90

5 values • 2 distinct

Luminosity

-1.19 log(Lsun)

-1.23 to -1.15

3 values • 3 distinct

Distance

44.07 pc

single adopted value

20 values • 1 distinct

Spectral Type

M0 V

Multiple classifications reported

M0 V (2), M V (1), M0.0 V (1), M0.0±0.5 V (1)

Planets

3

Stable across source rows

3

System Layout

Known planets

3 planets linked to this host

K2-3 c

Transit

Discovery

2015

Period

24.65 days

Radius

1.90 R⊕

Mass

Eq. Temp

K2-3 d

Transit

Discovery

2015

Period

44.56 days

Radius

1.52 R⊕

Mass

Eq. Temp

K2-3 b

Transit

Discovery

2015

Period

10.05 days

Radius

2.08 R⊕

Mass

5.11 M⊕

Eq. Temp

501.3 K

Provenance

Underlying measurements and references

Evidence Summary

Rows

20

Stellar refs

18

System refs

1

Distancestable

20 values • 1 distinct

Parallaxstable

20 values • 1 distinct

Temperaturedisputed

14 values • 8 distinct

Massdisputed

12 values • 8 distinct

Radiusdisputed

18 values • 9 distinct

Agedisputed

5 values • 2 distinct

Luminositydisputed

3 values • 3 distinct

Surface Gravitydisputed

10 values • 6 distinct

Metallicitydisputed

9 values • 4 distinct

Spectral Typedisputed

5 values • 4 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
38960.600.5644.07Dai et al. 2016TICv8
38350.620.601-1.1544.07Damasso et al. 2018TICv8
0.3744.07Kruse et al. 2019TICv8
0.3744.07Kruse et al. 2019TICv8
38410.410.3744.07Crossfield et al. 2016TICv8
38960.600.561M0.0±0.5 V44.07Kosiarek et al. 2019TICv8
0.56M0 V44.07Beichman et al. 2016TICv8
38960.600.5644.07Howard et al. 2025TICv8
39200.5544.07ExoFOPTICv8
39200.550.55-1.1944.07TICv8TICv8
38960.600.56M0 V44.07Sinukoff et al. 2016TICv8
0.610.5544.07Almenara et al. 2015TICv8
4126.744.07Gaia DR2TICv8
38350.620.60144.07Bonomo et al. 2023TICv8
39270.5844.07Vanderburg et al. 2016TICv8
0.3744.07Kruse et al. 2019TICv8
44.07Barros et al. 2016TICv8
38440.550.556.90-1.23M V44.07Diamond-Lowe et al. 2022TICv8
38960.600.561M0.0 V44.07Crossfield et al. 2015TICv8
39510.530.5244.07Montet et al. 2015TICv8