MOA 2017-BLG-049

Event Parameters

Internal ID:gb20-R-7-7265
Discovery date:2017-02-23T17:12:08
RA:18:20:44.25
Dec:-23:58:51.87
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
8138 18:20:44.24 -23:58:48.06 19.64 ± 0.28 4.60
8139 18:20:44.24 -23:58:56.35 18.71 ± 0.10 4.08
8172 18:20:44.22 -23:58:52.41 17.66 ± 0.09 0.14
8234 18:20:44.11 -23:58:49.57 17.75 ± 0.06 3.32
8259 18:20:44.05 -23:58:54.50 17.21 ± 0.07 3.04
8352 18:20:43.88 -23:58:52.00 18.73 ± 0.10 4.77

Last 5 photometry measurements

Observation dateI magseeing
2460599.874 (2024-Oct-16.374) 17.67 ± 0.06 2.80
2460599.953 (2024-Oct-16.453) 17.62 ± 0.12 3.63
2460602.897 (2024-Oct-19.397) 17.72 ± 0.06 3.45
2460610.887 (2024-Oct-27.387) 17.88 ± 0.39 5.32
2460614.893 (2024-Oct-31.393) 17.64 ± 0.16 4.91

Calibration: I = 27.40 - 2.5 log10(ΔF + 7892.23)

Single lens fit parameters

tmax =JD 2457812.79 ± 0.26 UT (2017-Feb-28.29)
tE =21.36 ± 2.64 days
u0 =0.7120 ± 0.1748
Ibase =17.05 ± 0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice