MOA 2017-BLG-492

Event Parameters

Internal ID:gb10-R-9-43326
Discovery date:2017-10-01T11:34:21
RA:18:00:11.31
Dec:-27:16:27.99
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
149909 18:00:11.54 -27:16:27.84 17.61 ± 0.19 3.93
149992 18:00:11.36 -27:16:25.15 19.63 ± 0.42 3.80
149993 18:00:11.39 -27:16:28.97 15.34 ± 0.09 1.76
149994 18:00:11.38 -27:16:32.74 18.71 ± 0.13 4.57
150094 18:00:11.23 -27:16:25.60 19.26 ± 0.25 3.12
150164 18:00:11.05 -27:16:28.16 17.43 ± 0.14 2.96
150165 18:00:11.02 -27:16:31.49 19.69 ± 0.46 4.47
150216 18:00:10.99 -27:16:29.86 18.24 ± 0.15 3.93

Last 5 photometry measurements

Observation dateI magseeing
2460246.852 (2023-Oct-29.352) 18.31 ± 0.25 3.52
2460246.886 (2023-Oct-29.386) 18.36 ± 0.23 3.59
2460246.897 (2023-Oct-29.397) 18.26 ± 0.16 3.10
2460246.908 (2023-Oct-29.408) 18.22 ± 0.27 3.52
2460246.919 (2023-Oct-29.419) 18.67 ± 0.55 3.93

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

Single lens fit parameters

tmax =JD 2458035.35 ± 0.07 UT (2017-Oct-8.85)
tE =11.90 ± 1.54 days
u0 =0.4086 ± 0.0681
Ibase =17.84 ± 0.25

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice