KMT-2021-BLG-1898L Overview

KMT-2021-BLG-1898L

KMT-2021-BLG-1898L b

Overview System Parameters Nearby Data Legend

Architecture: KMT-2021-BLG-1898L; KMT-2021-BLG-1898L

Other Data: Bibliography 1; Nearby Data 4

Discovery Data

Host	Planet	Method	Year	Reference	Disposition
KMT-2021-BLG-1898L	KMT-2021-BLG-1898L b	Microlensing	2022	Han et al. 2022	Confirmed Planet

KMT-2021-BLG-1898L Stellar Parameters (2 Solutions)

RA: 17h42m46.05s

Dec: -27d22m33.02s

Distance: 6900+900-1300
pc

Parallax: ---

Ecliptic Latitude: -3.99388 deg

Ecliptic Longitude: 266.16191 deg

Galactic Latitude: 1.3525 deg

Galactic Longitude: 1.00041 deg

Total Proper Motion: ---

Proper Motion (RA): ---

Proper Motion (Dec): ---

Photometry

Tools: IRSA Finding Chart; Stellar Hosts

Source	Han et al. 2022	Han et al. 2022
M_✶ (M_⦿)	0.48+0.33-0.26	0.48+0.33-0.26

KMT-2021-BLG-1898L b Planetary Parameters (2 Solutions)

Status: Confirmed Planet
Detected By: Microlensing

Tools: Microlensing

Source	Han et al. 2022	Han et al. 2022
M_p (M_⨁)	232+159-127	251+172-137
M_p (M_Jup)	0.730+0.500-0.400	0.790+0.540-0.430
a (au)	1.9±0.3	3.0+0.4-0.6

Nearby Data (4 Data Types within 30 arcseconds)

Known Objects: 1 Confirmed Planets; 32 2MASS Point Source Catalog

Data Files: 1219 UKIRT Time Series; 1 Associated Literature Data

Bibliography (1 References)

KMT-2021-BLG-1898: Planetary microlensing event involved with binary source stars
Han et al. 2022 | Reference Overview

System

Star

Confirmed

Candidate

False Positive Planet

Controversial

False Positive

Aliases

Data Access

Transit Prediction Service

Time Series

Kepler | K2

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