MOA 2019-BLG-268

Event Parameters

Internal ID:gb3-R-4-24584
Discovery date:2019-06-22T14:46:38
RA:17:53:59.33
Dec:-32:57:47.77
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
163256 17:53:59.00 -32:57:46.49 16.92 ± 0.06 4.90
163284 17:53:59.08 -32:57:44.61 17.80 ± 0.07 4.69
163318 17:53:59.17 -32:57:49.30 16.15 ± 0.09 3.44
163319 17:53:59.15 -32:57:43.35 18.34 ± 0.10 4.94
163414 17:53:59.37 -32:57:47.44 19.29 ± 0.28 0.27
163437 17:53:59.41 -32:57:50.66 17.28 ± 0.18 3.63
163463 17:53:59.45 -32:57:43.37 18.42 ± 0.19 4.08
163534 17:53:59.57 -32:57:47.67 15.67 ± 0.05 2.59

Last 5 photometry measurements

Observation dateI magseeing
2460246.899 (2023-Oct-29.399) 99.99 ± 99.99 3.01
2460246.910 (2023-Oct-29.410) 20.11 ± 1.04 3.26
2460246.922 (2023-Oct-29.422) 21.21 ± 3.58 3.74
2460246.930 (2023-Oct-29.430) 23.47 ± 26.53 3.58
2460246.933 (2023-Oct-29.433) 22.53 ± 12.03 3.68

Calibration: I = 27.40 - 2.5 log10(ΔF + 1757.11)

Single lens fit parameters

tmax =JD 2458660.22 ± 0.08 UT (2019-Jun-25.72)
tE =68.14 ± 1.30 days
u0 =0.2299 ± 0.0063
Ibase =18.54 ± 0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice