MOA 2020-BLG-149

Event Parameters

Internal ID:gb10-R-4-48118
Discovery date:2020-07-13T16:47:40
RA:17:58:22.95
Dec:-27:53:38.42
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
37580 17:58:22.70 -27:53:39.45 17.72 ± 0.12 4.39
37618 17:58:22.94 -27:53:37.44 18.69 ± 0.17 0.86
37687 17:58:22.91 -27:53:42.26 15.95 ± 0.06 4.75
37688 17:58:22.93 -27:53:34.35 19.34 ± 0.20 3.73
37739 17:58:23.02 -27:53:38.14 18.47 ± 0.14 0.45
37762 17:58:23.06 -27:53:34.77 18.93 ± 0.12 3.33
37819 17:58:23.20 -27:53:35.70 17.80 ± 0.10 3.62

Last 5 photometry measurements

Observation dateI magseeing
2460246.852 (2023-Oct-29.352) 18.28 ± 0.26 3.54
2460246.886 (2023-Oct-29.386) 18.10 ± 0.20 3.64
2460246.897 (2023-Oct-29.397) 18.57 ± 0.26 3.18
2460246.908 (2023-Oct-29.408) 18.48 ± 0.31 3.54
2460246.919 (2023-Oct-29.419) 17.64 ± 0.23 3.82

Calibration: I = 27.40 - 2.5 log10(ΔF + 3732.50)

Single lens fit parameters

tmax =JD 2459045.98 ± 0.03 UT (2020-Jul-15.48)
tE =31.55 ± 1.34 days
u0 =0.1280 ± 0.0072
Ibase =19.88 ± 0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice