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Stellar HostProfile

HAT-P-2

F8 • 127.8 pc

Records

18

literature rows

Planets

2

system count

References

19

distinct source labels

HD: HD 147506TIC: TIC 39903405HIP: HIP 80076

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

6319.2 K

6290 to 6414

12 values • 8 distinct

Mass

1.33 Msun

1.28 to 1.93

12 values • 8 distinct

Radius

1.64 Rsun

1.39 to 1.73

12 values • 11 distinct

Age

2.60 Gyr

0.40 to 2.60

7 values • 3 distinct

Luminosity

0.55 log(Lsun)

0.48 to 0.65

6 values • 6 distinct

Distance

127.8 pc

single adopted value

18 values • 1 distinct

Spectral Type

F8

Multiple classifications reported

F8 (3), F8 V (1)

Planets

2

Stable across source rows

2

System Layout

Known planets

2 planets linked to this host

HAT-P-2 b

Transit

Discovery

2007

Period

5.63 days

Radius

11.24 R⊕

Mass

2771.5 M⊕

Eq. Temp

1398 K

HAT-P-2 c

Radial Velocity

Discovery

2023

Period

8500 days

Radius

Mass

3400.8 M⊕

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

18

Stellar refs

18

System refs

1

Distancestable

18 values • 1 distinct

Parallaxstable

18 values • 1 distinct

Temperaturedisputed

12 values • 8 distinct

Massdisputed

12 values • 8 distinct

Radiusdisputed

12 values • 11 distinct

Agedisputed

7 values • 3 distinct

Luminositydisputed

6 values • 6 distinct

Surface Gravitydisputed

8 values • 7 distinct

Metallicitydisputed

11 values • 7 distinct

Spectral Typedisputed

4 values • 2 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
127.8Garai et al. 2017TICv8
64141.341.54127.8Tsantaki et al. 2014TICv8
F8127.8Cannon & Pickering 1918TICv8
6412.81.70127.8ExoFOPTICv8
62901.361.642.600.58127.8Pal et al. 2010TICv8
1.36127.8Knutson et al. 2014TICv8
6412.81.291.700.65127.8TICv8TICv8
64121.931.71127.8Stassun et al. 2017TICv8
127.8de Wit et al. 2017TICv8
62901.301.472.600.48F8127.8Bakos et al. 2007TICv8
62901.281.682.60127.8Southworth 2010TICv8
62901.311.512.600.51127.8Torres et al. 2008TICv8
63000.40F8 V127.8Salz et al. 2015TICv8
62901.361.642.60127.8Bonomo et al. 2017TICv8
1.301.42127.8Loeillet et al. 2008TICv8
1.33127.8de Beurs et al. 2023TICv8
63801.331.391.440.53F8127.8Ment et al. 2018TICv8
6338.41.730.64127.8Gaia DR2TICv8