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Stellar HostProfile

KMT-2021-BLG-2478L

Unclassified star โ€ข 2860 pc

Records

3

literature rows

Planets

1

system count

References

2

distinct source labels

Approximate color

from effective temperature

Canonical Summary

Adopted host values from one source row

Values come from the row with the most populated summary measurements. Missing values stay missing. Ranges and counts describe all source rows.

Stellar source: Ryu et al. 2023 โ€ข System source: Ryu et al. 2023

Mass

0.20 Msun

single adopted value

3 values โ€ข 1 distinct

Distance

2860 pc

2860 to 3060

3 values โ€ข 3 distinct

Planets

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

โ—Œ

Discovery

2023

Period

โ€”

Radius

โ€”

Mass

286.0 MโŠ•

Eq. Temp

โ€”

KMT-2021-BLG-2478L and Its Planet

KMT-2021-BLG-2478L is a star 9330 light-years away with a reported mass of 0.2 solar masses. That estimate is smaller than the Sun's mass. One planet is known to orbit this host.

That planet, KMT-2021-BLG-2478L b, was discovered in 2023 by microlensing, a method in which a foreground object's gravity briefly brightens a more distant background star. Its reported mass is 286 Earth masses, larger than Earth's mass. No orbital period is reported for the planet.

Provenance

Underlying measurements and references

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Evidence Summary

Rows

3

Stellar refs

1

System refs

1

Distancedisputed

3 values โ€ข 3 distinct

Massstable

3 values โ€ข 1 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
โ€”0.20โ€”โ€”โ€”โ€”2860Ryu et al. 2023Ryu et al. 2023
โ€”0.20โ€”โ€”โ€”โ€”3060Ryu et al. 2023Ryu et al. 2023
โ€”0.20โ€”โ€”โ€”โ€”2970Ryu et al. 2023Ryu et al. 2023