[X-ray-star:826] Bright outburst from 4U 1543-475(TBD)

[maxiweb at maxi.riken.jp]

A probable new outburst from 4U 1543-475 (Negoro, Niwano).

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MAXI transient alert
2021-06-11 12:00:28 UT
=====================

[Ground Trigger ID]
ID          :  9376422379

[Count Weighted Position]
RA,Dec: (236.304, -47.983)
Galac.: (330.475,   5.370)
Eclip.: (245.276, -27.395)

[Triggered Criteria]
S  :  10s, 30s, 1scan, 4orb
M  :  30s, 1scan, 4orb
L  :  30s, 1scan

[Highest Significance]
DPTC  : 1307448028
UT    : 2021/06/11 12:00:28
on    : 30s (Low-band)
sigma : 5.7

[Observed flux]
S :    119 +-    15 mCrab
L :    109 +-    19 mCrab
M :    171 +-    27 mCrab
H :    174 +-    92 mCrab

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.45      3.8 (236.79, -47.67)  4U 1543-475,IL Lup
2.55  unknown (237.01, -45.48)  NY Lup,IGR J15479-4529
3.39  unknown (235.30, -44.66)  HD139664
4.43     14.5 (235.60, -52.39)  4U 1538-52,QV Nor

[Sun/Moon (RA, Dec)]
Sun :  (79.661, 23.105)
Moon:  (92.223, 25.366)
age: 1.30 day

[Latitude/Longitude]
(19.89N, 94.06E)


We will report more detailed information on this event to ATel and/or GCN.

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For more information:
 http://maxi.riken.jp/alert/novae/9376422379/9376422379.htm

About MAXI data:
 http://maxi.riken.jp/