MOA 2021-BLG-371

Event Parameters

Internal ID:gb7-R-10-14827
Discovery date:2021-09-02T17:34:38
RA:18:02:19.69
Dec:-31:58:52.34
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
17618 18:02:19.78 -31:58:54.79 18.61 ± 0.09 2.63
17634 18:02:19.73 -31:58:52.86 18.13 ± 0.07 1.18
17713 18:02:19.52 -31:58:48.98 16.31 ± 0.02 4.47
17714 18:02:19.51 -31:58:54.45 17.22 ± 0.04 2.51
17725 18:02:19.49 -31:58:56.28 19.16 ± 0.26 4.19

Last 5 photometry measurements

Observation dateI magseeing
2460572.923 (2024-Sep-19.423) 18.34 ± 0.12 3.95
2460572.960 (2024-Sep-19.460) 18.60 ± 0.42 5.06
2460573.018 (2024-Sep-19.518) 18.60 ± 0.49 4.77
2460574.029 (2024-Sep-20.529) 18.22 ± 0.30 4.92
2460574.041 (2024-Sep-20.541) 17.93 ± 0.23 4.79

Calibration: I = 27.40 - 2.5 log10(ΔF + 5100.35)

Single lens fit parameters

tmax =JD 2459464.08 ± 0.15 UT (2021-Sep-6.58)
tE =72.36 ± 7.26 days
u0 =0.1003 ± 0.0159
Ibase =20.25 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice