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Stellar HostProfile

USco1621 A

M2.5 V • 137.9 pc

Records

3

literature rows

Planets

1

system count

References

4

distinct source labels

TIC: TIC 322928241

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

3460 K

3441 to 3529.6

3 values • 3 distinct

Mass

0.39 Msun

0.36 to 0.42

2 values • 2 distinct

Radius

0.76 Rsun

0.71 to 0.81

2 values • 2 distinct

Age

7.50e-3 Gyr

single adopted value

1 values • 1 distinct

Luminosity

-1.09 log(Lsun)

-1.15 to -1.02

3 values • 3 distinct

Distance

137.9 pc

single adopted value

3 values • 1 distinct

Spectral Type

M2.5 V

Consistent across records

M2.5 V (1)

Planets

1

Stable across source rows

1

Scale Comparison

Radius against the Sun

Current adopted radius: 0.76 R☉ • circles scaled linearly by radius

Sun

1.0 R☉ baseline

USco1621 A

0.76 R☉

System Layout

Known planets

1 planets linked to this host

USco1621 b

Imaging

◌

Discovery

2019

Period

—

Radius

—

Mass

5085.3 M⊕

Eq. Temp

2270 K

Provenance

Underlying measurements and references

Evidence Summary

Rows

3

Stellar refs

3

System refs

1

Distancestable

3 values • 1 distinct

Parallaxstable

3 values • 1 distinct

Temperaturedisputed

3 values • 3 distinct

Massdisputed

2 values • 2 distinct

Radiusdisputed

2 values • 2 distinct

Agestable

1 values • 1 distinct

Luminositydisputed

3 values • 3 distinct

Surface Gravitystable

1 values • 1 distinct

Spectral Typestable

1 values • 1 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
3529.6—0.71—-1.15—137.9Gaia DR2TICv8
34600.36—7.50e-3-1.02M2.5 V137.9Chinchilla et al. 2020TICv8
34410.420.81—-1.09—137.9TICv8TICv8