MOA 2017-BLG-239

Event Parameters

Internal ID:gb10-R-5-100026
Discovery date:2017-05-07T19:05:46
RA:17:57:11.53
Dec:-28:08:44.32
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
81347 17:57:11.53 -28:08:44.02 14.06 ± 0.03 0.59
81413 17:57:11.74 -28:08:46.34 16.67 ± 0.09 3.59
81441 17:57:11.75 -28:08:41.57 17.28 ± 0.03 3.46

Last 5 photometry measurements

Observation dateI magseeing
2460246.852 (2023-Oct-29.352) 13.95 ± 0.01 3.76
2460246.886 (2023-Oct-29.386) 13.95 ± 0.01 3.93
2460246.897 (2023-Oct-29.397) 13.95 ± 0.01 3.43
2460246.908 (2023-Oct-29.408) 13.97 ± 0.01 3.57
2460246.919 (2023-Oct-29.419) 13.95 ± 0.01 4.25

Calibration: I = 27.40 - 2.5 log10(ΔF + 215774.44)

Single lens fit parameters

tmax =JD 2457920.76 ± 0.21 UT (2017-Jun-16.26)
tE =13.32 ± 10.71 days
u0 =11.2584 ± 5.1237
Ibase =7.53 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice