MOA 2017-BLG-181

Event Parameters

Internal ID:gb2-R-8-12740
Discovery date:2017-04-18T18:52:54
RA:17:57:12.53
Dec:-34:24:38.43
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
2928 17:57:12.77 -34:24:40.98 18.03 ± 0.11 4.18
2950 17:57:12.69 -34:24:35.91 18.16 ± 0.14 4.15
2982 17:57:12.64 -34:24:39.26 18.55 ± 0.17 1.98
3023 17:57:12.55 -34:24:35.14 17.51 ± 0.11 4.11
3080 17:57:12.47 -34:24:38.92 17.57 ± 0.17 0.24
3130 17:57:12.40 -34:24:41.08 18.79 ± 0.21 2.39
3185 17:57:12.25 -34:24:35.57 16.30 ± 0.06 4.70
3226 17:57:12.17 -34:24:40.08 18.39 ± 0.16 4.20

Last 5 photometry measurements

Observation dateI magseeing
2460246.864 (2023-Oct-29.364) 17.73 ± 0.08 3.37
2460246.904 (2023-Oct-29.404) 17.50 ± 0.07 3.00
2460246.932 (2023-Oct-29.432) 17.65 ± 0.13 3.66
2460246.936 (2023-Oct-29.436) 17.75 ± 0.14 3.50
2460246.939 (2023-Oct-29.439) 17.74 ± 0.11 3.52

Calibration: I = 27.40 - 2.5 log10(ΔF + 8574.33)

Single lens fit parameters

tmax =JD 2457863.75 ± 0.00 UT (2017-Apr-20.25)
tE =47.51 ± 0.99 days
u0 =0.0030 ± 0.0001
Ibase =20.48 ± 0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice