MOA 2020-BLG-128

Event Parameters

Internal ID:gb10-R-2-95089
Discovery date:2020-07-02T13:57:16
RA:17:59:51.23
Dec:-27:09:44.36
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
54369 17:59:51.01 -27:09:45.58 16.41 ± 0.07 4.07
54390 17:59:51.03 -27:09:43.69 17.13 ± 0.07 3.40
54484 17:59:51.28 -27:09:43.61 18.25 ± 0.09 0.19
54485 17:59:51.28 -27:09:39.57 16.22 ± 0.04 4.35
54555 17:59:51.45 -27:09:46.93 16.61 ± 0.07 4.08
54574 17:59:51.49 -27:09:41.33 16.84 ± 0.07 3.87

Last 5 photometry measurements

Observation dateI magseeing
2460246.852 (2023-Oct-29.352) 18.26 ± 0.11 3.50
2460246.886 (2023-Oct-29.386) 18.44 ± 0.12 3.59
2460246.897 (2023-Oct-29.397) 18.41 ± 0.12 3.12
2460246.908 (2023-Oct-29.408) 18.08 ± 0.10 3.46
2460246.919 (2023-Oct-29.419) 18.68 ± 0.27 4.05

Calibration: I = 27.40 - 2.5 log10(ΔF + 4579.31)

Single lens fit parameters

tmax =JD 2459058.15 ± 0.02 UT (2020-Jul-27.65)
tE =47.72 ± 0.50 days
u0 =0.1605 ± 0.0020
Ibase =17.61 ± 0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice