MOA 2017-BLG-041

Event Parameters

Internal ID:gb20-R-5-8390
Discovery date:2017-02-23T00:37:55
RA:18:17:31.68
Dec:-24:22:00.51
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
150372 18:17:31.52 -24:21:56.88 18.70 ± 0.09 4.28
150466 18:17:31.70 -24:22:02.37 15.68 ± 0.06 2.59
150467 18:17:31.69 -24:22:00.03 15.52 ± 0.03 0.44
150518 18:17:31.79 -24:22:04.61 17.39 ± 0.04 4.99

Last 5 photometry measurements

Observation dateI magseeing
2460567.989 (2024-Sep-14.489) 15.55 ± 0.03 4.04
2460570.825 (2024-Sep-17.325) 15.53 ± 0.01 3.53
2460570.901 (2024-Sep-17.401) 15.57 ± 0.02 3.47
2460570.972 (2024-Sep-17.472) 15.54 ± 0.02 4.08
2460572.926 (2024-Sep-19.426) 15.50 ± 0.01 4.22

Calibration: I = 27.40 - 2.5 log10(ΔF + 56493.70)

Single lens fit parameters

tmax =JD 2457840.08 ± 0.06 UT (2017-Mar-27.58)
tE =26.33 ± 0.59 days
u0 =0.6040 ± 0.0229
Ibase =15.14 ± 0.12

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice