Casting Light on Degeneracies: A Comprehensive Study of Lightcurve Variations in Microlensing Events OGLE-2017-BLG-0103 and OGLE-2017-BLG-0192

This study investigates orbital parallax in gravitational microlensing events, focusing on OGLE-2017-BLG-0103 and OGLE-2017-BLG-0192. For events with timescales ≤60 days, a Jerk-Parallax degeneracy arises due to high Jerk velocity ( $\tilde{{v}_{j}}$ ), causing a fourfold continuous parallax degener...

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Hlavní autor: Sarang Shah
Médium: Článek
Jazyk:English
Vydáno: IOP Publishing 2024-01-01
Edice:The Astronomical Journal
Témata:
On-line přístup:https://doi.org/10.3847/1538-3881/ad710d