MOA 2016-BLG-499

Event Parameters

Internal ID:gb20-R-1-10505
Discovery date:2016-08-20T05:17:04
RA:18:17:49.49
Dec:-23:09:58.37
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
73836 18:17:49.25 -23:09:56.16 17.53 ± 0.04 4.30
73896 18:17:49.42 -23:09:58.77 19.32 ± 0.17 1.81
73938 18:17:49.48 -23:10:01.60 18.99 ± 0.09 4.06
73985 18:17:49.55 -23:09:58.49 19.62 ± 0.18 0.80
73986 18:17:49.55 -23:09:56.14 18.56 ± 0.06 1.75
74110 18:17:49.83 -23:09:59.53 17.53 ± 0.04 4.73

Last 5 photometry measurements

Observation dateI magseeing
2460239.942 (2023-Oct-22.442) 99.99 ± 99.99 3.70
2460244.877 (2023-Oct-27.377) 19.14 ± 0.45 4.51
2460245.871 (2023-Oct-28.371) 19.80 ± 0.50 3.58
2460246.850 (2023-Oct-29.350) 18.76 ± 0.30 3.73
2460246.871 (2023-Oct-29.371) 19.54 ± 0.43 3.64

Calibration: I = 27.40 - 2.5 log10(ΔF + 1290.62)

Single lens fit parameters

tmax =JD 2457618.58 ± 0.05 UT (2016-Aug-18.08)
tE =38.19 ± 2.85 days
u0 =0.1242 ± 0.0142
Ibase =19.91 ± 0.14

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice