MOA 2022-BLG-027

Event Parameters

Internal ID:gb5-R-10-145570
Discovery date:2022-02-20T20:31:28
RA:17:55:21.41
Dec:-28:41:22.54
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
97702 17:55:21.59 -28:41:25.53 18.68 ± 0.14 3.96
97733 17:55:21.48 -28:41:19.24 17.77 ± 0.06 4.38
97783 17:55:21.36 -28:41:22.98 18.69 ± 0.11 0.21
97800 17:55:21.32 -28:41:25.59 16.20 ± 0.03 2.68
97852 17:55:21.20 -28:41:26.88 17.66 ± 0.07 4.58

Last 5 photometry measurements

Observation dateI magseeing
2460537.073 (2024-Aug-14.573) 18.37 ± 0.63 4.88
2460537.084 (2024-Aug-14.584) 18.17 ± 0.44 4.51
2460537.099 (2024-Aug-14.599) 19.10 ± 2.21 5.20
2460537.110 (2024-Aug-14.610) 17.74 ± 0.66 4.94
2460537.121 (2024-Aug-14.621) 99.99 ± 99.99 5.97

Calibration: I = 27.40 - 2.5 log10(ΔF + 3053.51)

Single lens fit parameters

tmax =JD 2459632.02 ± 0.10 UT (2022-Feb-21.52)
tE =13.86 ± 1.66 days
u0 =0.1905 ± 0.0421
Ibase =19.32 ± 0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice