MOA 2021-BLG-169

Event Parameters

Internal ID:gb5-R-7-196953
Discovery date:2021-06-09T10:37:55
RA:17:54:28.57
Dec:-29:41:26.73
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
151714 17:54:28.59 -29:41:27.77 18.33 ± 0.28 1.02
151790 17:54:28.46 -29:41:25.30 16.56 ± 0.08 2.27
151814 17:54:28.38 -29:41:27.27 17.81 ± 0.25 1.91
151856 17:54:28.31 -29:41:29.37 18.47 ± 0.27 3.59
151923 17:54:28.17 -29:41:26.26 15.60 ± 0.12 4.92

Last 5 photometry measurements

Observation dateI magseeing
2460611.907 (2024-Oct-28.407) 17.80 ± 0.32 5.04
2460611.918 (2024-Oct-28.418) 19.53 ± 4.03 5.55
2460614.862 (2024-Oct-31.362) 18.10 ± 0.62 5.49
2460614.868 (2024-Oct-31.368) 99.99 ± 99.99 5.24
2460614.872 (2024-Oct-31.372) 18.27 ± 0.28 4.65

Calibration: I = 27.40 - 2.5 log10(ΔF + 4261.87)

Single lens fit parameters

tmax =JD 2459374.27 ± 0.06 UT (2021-Jun-8.77)
tE =7.81 ± 1.07 days
u0 =0.1722 ± 0.0304
Ibase =18.90 ± 0.40

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice