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Stellar HostProfile

Qatar-1

Unclassified star • 185.6 pc

Records

11

literature rows

Planets

1

system count

References

12

distinct source labels

TIC: TIC 236887394

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

4910 K

4742.0 to 5013

10 values • 4 distinct

Mass

0.84 Msun

0.80 to 0.85

7 values • 5 distinct

Radius

0.80 Rsun

0.77 to 0.83

10 values • 8 distinct

Age

4.50 Gyr

1.19 to 11.60

5 values • 5 distinct

Luminosity

-0.51 log(Lsun)

-0.51 to -0.44

3 values • 3 distinct

Distance

185.6 pc

single adopted value

11 values • 1 distinct

Planets

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

Qatar-1 b

Transit

Discovery

2010

Period

1.42 days

Radius

12.52 R⊕

Mass

Eq. Temp

1231 K

Provenance

Underlying measurements and references

Evidence Summary

Rows

11

Stellar refs

11

System refs

1

Distancestable

11 values • 1 distinct

Parallaxstable

11 values • 1 distinct

Temperaturedisputed

10 values • 4 distinct

Massdisputed

7 values • 5 distinct

Radiusdisputed

10 values • 8 distinct

Agedisputed

5 values • 5 distinct

Luminositydisputed

3 values • 3 distinct

Surface Gravitydisputed

6 values • 5 distinct

Metallicitydisputed

6 values • 2 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
0.800.789.80185.6Maciejewski et al. 2015TICv8
49100.850.8011.60185.6Bonomo et al. 2017TICv8
49100.800.77-0.51185.6TICv8TICv8
48610.850.82185.6Alsubai et al. 2011TICv8
49100.77185.6ExoFOPTICv8
49102.70185.6von Essen et al. 2017TICv8
49100.820.801.19185.6Mislis et al. 2015TICv8
49100.80185.6Cruz et al. 2016TICv8
4742.00.83-0.51185.6Gaia DR2TICv8
50130.840.80-0.44185.6Collins et al. 2017TICv8
49100.850.804.50185.6Covino et al. 2013TICv8