MOA 2017-BLG-456

Event Parameters

Internal ID:gb19-R-6-8722
Discovery date:2017-09-04T01:03:00
RA:18:18:38.78
Dec:-26:01:54.46
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
68334 18:18:38.97 -26:01:52.84 17.61 ± 0.07 4.09
68403 18:18:38.81 -26:01:55.29 18.74 ± 0.14 1.14
68450 18:18:38.73 -26:01:51.18 17.01 ± 0.13 4.05
68451 18:18:38.76 -26:01:58.42 18.28 ± 0.17 3.57
68595 18:18:38.48 -26:01:54.19 17.04 ± 0.14 3.67

Last 5 photometry measurements

Observation dateI magseeing
2460517.893 (2024-Jul-26.393) 21.92 ± 15.58 3.74
2460518.068 (2024-Jul-26.568) 19.27 ± 1.44 4.55
2460518.819 (2024-Jul-27.319) 18.71 ± 0.22 2.94
2460518.893 (2024-Jul-27.393) 18.44 ± 0.18 2.81
2460518.901 (2024-Jul-27.401) 18.59 ± 0.27 3.06

Calibration: I = 27.40 - 2.5 log10(ΔF + 2916.08)

Single lens fit parameters

tmax =JD 2457997.38 ± 0.02 UT (2017-Aug-31.88)
tE =36.25 ± 4.36 days
u0 =0.0106 ± 0.0021
Ibase =20.17 ± 0.12

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice