MOA 2021-BLG-154

Event Parameters

Internal ID:gb5-R-7-191730
Discovery date:2021-06-02T16:01:45
RA:17:54:25.44
Dec:-29:28:50.06
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
71812 17:54:25.60 -29:28:52.14 15.15 ± 0.06 3.09
71835 17:54:25.57 -29:28:53.65 14.93 ± 0.16 3.86
71858 17:54:25.53 -29:28:48.54 16.19 ± 0.06 2.78
71899 17:54:25.41 -29:28:46.04 18.13 ± 0.22 4.76
71987 17:54:25.25 -29:28:49.70 18.53 ± 0.40 2.22
72033 17:54:25.15 -29:28:51.40 18.72 ± 0.43 3.36

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 19.86 ± 2.81 3.67
2460246.883 (2023-Oct-29.383) 18.28 ± 0.34 3.42
2460246.895 (2023-Oct-29.395) 18.89 ± 0.81 3.18
2460246.905 (2023-Oct-29.405) 99.99 ± 99.99 3.29
2460246.917 (2023-Oct-29.417) 18.88 ± 0.99 3.41

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

Single lens fit parameters

tmax =JD 2459369.89 ± 0.08 UT (2021-Jun-4.39)
tE =15.60 ± 1.61 days
u0 =0.0924 ± 0.0138
Ibase =19.73 ± 0.39

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice