MOA 2018-BLG-197

Event Parameters

Internal ID:gb10-R-6-53742
Discovery date:2018-06-23T07:08:59
RA:18:01:38.83
Dec:-28:16:17.07
Current assessment:microlensing
A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starIDRADecmagseparation
139391 18:01:38.98 -28:16:16.53 17.66 ± 0.11 2.86
139459 18:01:38.86 -28:16:19.52 19.46 ± 0.29 2.27
139523 18:01:38.72 -28:16:14.44 14.36 ± 0.06 3.57
139573 18:01:38.63 -28:16:18.73 18.15 ± 0.09 2.44
139574 18:01:38.62 -28:16:21.51 19.20 ± 0.33 4.71
139627 18:01:38.46 -28:16:16.62 17.94 ± 0.12 4.67

Last 5 photometry measurements

Observation dateI magseeing
2460503.177 (2024-Jul-11.677) 99.99 ± 99.99 2.98
2460503.187 (2024-Jul-11.687) 99.99 ± 99.99 2.81
2460503.200 (2024-Jul-11.700) 99.99 ± 99.99 2.63
2460503.211 (2024-Jul-11.711) 99.99 ± 99.99 2.82
2460503.221 (2024-Jul-11.721) 99.99 ± 99.99 3.43

Calibration: I = 27.40 - 2.5 log10(ΔF + 0.00)

Single lens fit parameters

tmax =JD 2458291.70 ± 0.01 UT (2018-Jun-22.20)
tE =4769.12 ± 4517.89 days
u0 =0.0000 ± 0.0003
Ibase =28.07 ± 0.32

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice