Temperature
4570 K
single adopted value
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Stellar HostProfile
KMT-2021-BLG-1689L
Unclassified star • 7200 pc
Records
7
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: Yang et al. 2022 • System source: Yang et al. 2022
Mass
0.57 Msun
0.57 to 0.74
Distance
7200 pc
5000 to 7200
Planets
1
Stable across source rows
System Layout
Known planets
1 planets linked to this host
KMT-2021-BLG-1689L b
Microlensing
◌
Discovery
2022
Period
—
Radius
—
Mass
46 M⊕
Eq. Temp
—
KMT-2021-BLG-1689L and Its Planet
KMT-2021-BLG-1689L is a star 23500 light-years away with one known planet. Its reported mass estimate is 0.57 solar masses, smaller than the Sun's, and its reported temperature is 4570 K, cooler than the Sun's.
The planet is KMT-2021-BLG-1689L b, discovered in 2022 by microlensing. Its reported mass estimate is 46 Earth masses, larger than Earth's. No orbital period is reported for KMT-2021-BLG-1689L b.
Provenance
Underlying measurements and references
Evidence Summary
Rows
7
Stellar refs
1
System refs
1
Distancedisputed
Temperaturestable
Massdisputed
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 4570 | 0.58 | — | — | — | — | 7200 | Yang et al. 2022 | Yang et al. 2022 |
| 4570 | 0.68 | — | — | — | — | 5000 | Yang et al. 2022 | Yang et al. 2022 |
| 4570 | 0.58 | — | — | — | — | 7200 | Yang et al. 2022 | Yang et al. 2022 |
| 4570 | 0.58 | — | — | — | — | 7200 | Yang et al. 2022 | Yang et al. 2022 |
| 4570 | 0.57 | — | — | — | — | 7200 | Yang et al. 2022 | Yang et al. 2022 |
| 4570 | 0.68 | — | — | — | — | 5000 | Yang et al. 2022 | Yang et al. 2022 |
| 4570 | 0.74 | — | — | — | — | 5000 | Yang et al. 2022 | Yang et al. 2022 |