MOA 2021-BLG-155

Event Parameters

Internal ID:gb6-R-5-11145
Discovery date:2021-06-02T16:01:57
RA:17:53:56.46
Dec:-28:14:17.80
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
78230 17:53:56.26 -28:14:16.35 17.28 ± 0.06 3.46
78278 17:53:56.37 -28:14:18.15 17.06 ± 0.05 2.08
78354 17:53:56.52 -28:14:16.78 17.28 ± 0.03 0.57
78416 17:53:56.62 -28:14:19.00 17.44 ± 0.11 2.42
78474 17:53:56.76 -28:14:18.14 17.57 ± 0.04 3.68
78475 17:53:56.77 -28:14:14.67 16.74 ± 0.04 4.58

Last 5 photometry measurements

Observation dateI magseeing
2460235.907 (2023-Oct-18.407) 17.34 ± 0.05 4.02
2460239.931 (2023-Oct-22.431) 17.22 ± 0.07 3.67
2460244.880 (2023-Oct-27.380) 17.24 ± 0.08 4.61
2460245.875 (2023-Oct-28.375) 17.36 ± 0.07 3.32
2460246.874 (2023-Oct-29.374) 17.38 ± 0.06 3.50

Calibration: I = 27.40 - 2.5 log10(ΔF + 11209.86)

Single lens fit parameters

tmax =JD 2459376.48 ± 0.07 UT (2021-Jun-10.98)
tE =36.03 ± 2.02 days
u0 =0.0012 ± 0.0001
Ibase =18.62 ± 0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice