KMT-2021-BLG-1898L Overview

KMT-2021-BLG-1898L

KMT-2021-BLG-1898L b

Overview Parameters Nearby Data Bibliography 1 Legend Expand All

KMT-2021-BLG-1898L Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
KMT-2021-BLG-1898L
KMT-2021-BLG-1898L b	1.9 au	232.01 M_⨁	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: Planetary Systems; 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: Planetary Systems; 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 (within 30 arcseconds) Browse Nearby Data

+

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

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

Bibliography (1 Reference)

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

External Link
Search
Browse
Download