MOA 2021-BLG-256

Event Parameters

Internal ID:gb5-R-6-134587
Discovery date:2021-07-13T10:49:49
RA:17:55:46.63
Dec:-29:47:58.17
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
30051 17:55:46.68 -29:47:56.01 16.92 ± 0.10 3.14
30119 17:55:46.55 -29:47:57.60 16.20 ± 0.20 1.34
30120 17:55:46.52 -29:48:02.12 18.23 ± 0.12 3.65
30224 17:55:46.31 -29:47:59.02 17.02 ± 0.12 3.79

Last 5 photometry measurements

Observation dateI magseeing
2460611.907 (2024-Oct-28.407) 16.09 ± 0.04 4.97
2460611.918 (2024-Oct-28.418) 15.88 ± 0.09 5.55
2460614.862 (2024-Oct-31.362) 15.97 ± 0.11 5.41
2460614.868 (2024-Oct-31.368) 16.15 ± 0.06 5.12
2460614.872 (2024-Oct-31.372) 16.20 ± 0.04 4.58

Calibration: I = 27.40 - 2.5 log10(ΔF + 30116.19)

Single lens fit parameters

tmax =JD 2459409.76 ± 0.03 UT (2021-Jul-14.26)
tE =15.86 ± 0.68 days
u0 =0.0628 ± 0.0031
Ibase =19.53 ± 0.36

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice