MOA 2021-BLG-037

Event Parameters

Internal ID:gb18-R-5-32970
Discovery date:2021-03-18T18:47:27
RA:18:11:11.10
Dec:-26:21:40.72
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
149585 18:11:10.93 -26:21:40.42 17.15 ± 0.07 3.02
149606 18:11:11.00 -26:21:43.07 16.90 ± 0.08 3.68
149607 18:11:11.00 -26:21:39.00 17.68 ± 0.10 2.35
149701 18:11:11.13 -26:21:43.49 18.54 ± 0.24 3.52
149795 18:11:11.35 -26:21:40.91 18.39 ± 0.10 3.02
149870 18:11:11.46 -26:21:39.30 19.55 ± 0.28 4.55

Last 5 photometry measurements

Observation dateI magseeing
2460244.901 (2023-Oct-27.401) 99.99 ± 99.99 3.44
2460245.862 (2023-Oct-28.362) 21.75 ± 3.83 3.60
2460245.898 (2023-Oct-28.398) 19.81 ± 0.54 3.32
2460246.861 (2023-Oct-29.361) 99.99 ± 99.99 3.75
2460246.902 (2023-Oct-29.402) 23.40 ± 16.73 3.31

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2459291.92 ± 0.01 UT (2021-Mar-18.42)
tE =7.25 ± 0.50 days
u0 =0.0986 ± 0.0100
Ibase =18.64 ± 0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice