MOA 2017-BLG-121

Event Parameters

Internal ID:gb18-R-3-13079
Discovery date:2017-03-27T15:56:26
RA:18:11:47.42
Dec:-25:52:47.19
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
89310 18:11:47.38 -25:52:48.59 17.18 ± 0.08 2.35
89336 18:11:47.43 -25:52:46.34 19.08 ± 0.16 0.54
89456 18:11:47.62 -25:52:44.96 17.82 ± 0.07 2.75
89553 18:11:47.80 -25:52:45.75 17.31 ± 0.06 4.80

Last 5 photometry measurements

Observation dateI magseeing
2460570.961 (2024-Sep-17.461) 19.46 ± 0.45 3.23
2460571.001 (2024-Sep-17.501) 19.73 ± 0.98 4.12
2460571.034 (2024-Sep-17.534) 22.78 ± 22.75 4.25
2460572.900 (2024-Sep-19.400) 19.21 ± 0.41 3.79
2460572.947 (2024-Sep-19.447) 18.68 ± 0.22 3.78

Calibration: I = 27.40 - 2.5 log10(ΔF + 2134.03)

Single lens fit parameters

tmax =JD 2457841.44 ± 0.00 UT (2017-Mar-28.94)
tE =26.79 ± 0.79 days
u0 =0.0438 ± 0.0017
Ibase =19.57 ± 0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice