MOA 2017-BLG-246

Event Parameters

Internal ID:gb5-R-9-123247
Discovery date:2017-05-09T12:53:35
RA:17:54:23.51
Dec:-28:43:50.02
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
73641 17:54:23.80 -28:43:49.78 18.44 ± 0.08 4.65
73688 17:54:23.70 -28:43:48.50 16.96 ± 0.06 3.89
73776 17:54:23.54 -28:43:46.98 15.29 ± 0.04 3.90
73797 17:54:23.47 -28:43:50.25 16.21 ± 0.10 0.40
73893 17:54:23.32 -28:43:53.50 16.78 ± 0.10 3.62

Last 5 photometry measurements

Observation dateI magseeing
2460246.848 (2023-Oct-29.348) 99.99 ± 99.99 0.00
2460246.883 (2023-Oct-29.383) 16.22 ± 0.04 3.61
2460246.895 (2023-Oct-29.395) 16.17 ± 0.04 3.58
2460246.905 (2023-Oct-29.405) 16.16 ± 0.06 3.44
2460246.917 (2023-Oct-29.417) 16.12 ± 0.05 3.51

Calibration: I = 27.40 - 2.5 log10(ΔF + 30033.09)

Single lens fit parameters

tmax =JD 2457883.57 ± 0.01 UT (2017-May-10.07)
tE =1.46 ± 0.03 days
u0 =0.3740 ± 0.0146
Ibase =15.72 ± 0.27

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice