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Stellar HostProfile

KMT-2017-BLG-2509L

Unclassified star • 7040 pc

Records

1

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: Han et al. 2021 • System source: Han et al. 2021

Mass

0.46 Msun

single adopted value

1 values • 1 distinct

Distance

7040 pc

single adopted value

1 values • 1 distinct

Planets

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

KMT-2017-BLG-2509L: A Distant Microlensing Host and Its Planet

KMT-2017-BLG-2509L is a star 23000 light-years away with a reported mass estimate of 0.46 solar masses, smaller than the Sun's. One planet is known to orbit it.

That planet, KMT-2017-BLG-2509L b, was discovered in 2021 by microlensing. Its reported mass estimate is 664 Earth masses, larger than Earth's. No orbital period is reported for KMT-2017-BLG-2509L b.

Provenance

Underlying measurements and references

Evidence Summary

Rows

1

Stellar refs

1

System refs

1

Distancestable

1 values • 1 distinct

Massstable

1 values • 1 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
—0.46————7040Han et al. 2021Han et al. 2021