[X-ray-star:965] MAXI J1957+032

[maxiweb at maxi.riken.jp]

MAXI J1957+032 is likely in outburst (H. Negoro).

=====================
MAXI transient alert
2025-05-06 22:57:38 UT
=====================

[Ground Trigger ID]
ID          :  0801779855

[Count Weighted Position]
RA,Dec: (298.972,   3.493)
Galac.: ( 43.601, -12.643)
Eclip.: (301.894,  23.782)

[Triggered Criteria]
S  :  1d
M  :  1d
L  :  4orb

[Highest Significance]
DPTC  : 1430607390
UT    : 2025/05/06 22:57:38
on    : 1d (S-band)
sigma : 2.0

[Observed flux]
S :     22 +-    11 mCrab
L :     23 +-    12 mCrab
M :     27 +-    20 mCrab
H :    -98 +-    75 mCrab

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.20      0.9 (299.16,   3.45)  MAXI J1957+032
3.24  unknown (295.89,   2.47)  Swift J1943.4+0228

[Sun/Moon (RA, Dec)]
Sun :  (43.843, 16.721)
Moon:  (165.273, 7.490)
age: 9.28 day

[Latitude/Longitude]
(25.79N, 99.36E)


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/0801779855/0801779855.htm

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