MOA 2017-BLG-074

Event Parameters

Internal ID:gb6-R-3-250
Discovery date:2017-03-02T21:01:06
RA:17:53:52.49
Dec:-27:32:38.62
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
52325 17:53:52.32 -27:32:40.91 21.13 ± 0.23 4.24
52374 17:53:52.49 -27:32:42.27 20.53 ± 0.13 4.43
52401 17:53:52.53 -27:32:37.97 18.57 ± 0.06 0.16
52481 17:53:52.74 -27:32:34.21 19.19 ± 0.05 4.83
52502 17:53:52.78 -27:32:40.76 19.06 ± 0.05 4.34

Last 5 photometry measurements

Observation dateI magseeing
2460559.870 (2024-Sep-6.370) 18.54 ± 0.44 4.03
2460564.006 (2024-Sep-10.506) 18.99 ± 0.26 3.70
2460567.978 (2024-Sep-14.478) 18.36 ± 0.46 4.81
2460570.815 (2024-Sep-17.315) 18.41 ± 0.16 3.71
2460572.929 (2024-Sep-19.429) 19.48 ± 0.42 4.14

Calibration: I = 27.40 - 2.5 log10(ΔF + 3416.65)

Single lens fit parameters

tmax =JD 2457822.29 ± 0.26 UT (2017-Mar-9.79)
tE =1121.10 ± 207.72 days
u0 =0.0407 ± 0.0098
Ibase =20.69 ± 0.08

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice