MOA 2017-BLG-085

Event Parameters

Internal ID:gb14-R-5-65208
Discovery date:2017-03-15T16:19:28
RA:18:03:40.45
Dec:-28:18:22.34
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
19099 18:03:40.15 -28:18:21.12 15.63 ± 0.04 4.73
19186 18:03:40.33 -28:18:18.80 17.48 ± 0.04 3.80
19249 18:03:40.49 -28:18:21.55 16.27 ± 0.04 0.25
19357 18:03:40.71 -28:18:24.27 15.74 ± 0.17 4.06
19358 18:03:40.67 -28:18:18.67 16.64 ± 0.06 4.21
19400 18:03:40.76 -28:18:21.69 18.15 ± 0.14 3.84

Last 5 photometry measurements

Observation dateI magseeing
2460246.855 (2023-Oct-29.355) 16.22 ± 0.05 3.75
2460246.889 (2023-Oct-29.389) 16.24 ± 0.05 4.04
2460246.901 (2023-Oct-29.401) 16.24 ± 0.06 3.40
2460246.911 (2023-Oct-29.411) 16.32 ± 0.07 3.86
2460246.923 (2023-Oct-29.423) 16.34 ± 0.09 4.24

Calibration: I = 27.40 - 2.5 log10(ΔF + 28235.79)

Single lens fit parameters

tmax =JD 2457845.24 ± 0.01 UT (2017-Apr-1.74)
tE =22.11 ± 0.19 days
u0 =0.2970 ± 0.0043
Ibase =15.95 ± 0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice