MOA 2017-BLG-256

Event Parameters

Internal ID:gb9-R-7-52541
Discovery date:2017-05-13T15:38:53
RA:18:01:28.21
Dec:-29:31:05.01
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
39767 18:01:28.29 -29:31:06.64 16.40 ± 0.05 2.03
39787 18:01:28.24 -29:31:09.55 18.84 ± 0.07 4.21

Last 5 photometry measurements

Observation dateI magseeing
2460518.886 (2024-Jul-27.386) 19.89 ± 1.69 2.62
2460518.907 (2024-Jul-27.407) 19.43 ± 0.74 3.39
2460518.919 (2024-Jul-27.419) 18.93 ± 0.59 3.50
2460519.045 (2024-Jul-27.545) 19.36 ± 0.68 3.05
2460519.048 (2024-Jul-27.548) 18.62 ± 0.30 3.04

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2457887.03 ± 0.00 UT (2017-May-13.53)
tE =33135.42 ± 32255.30 days
u0 =0.0000 ± 0.0000
Ibase =32.09 ± 0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice