[X-ray-star:974] HR1099

[maxiweb at maxi.riken.jp]

Possible X-ray flare from HR1099 (N. Nagashima)

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MAXI transient alert
2025-08-11 10:38:52 UT
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[Ground Trigger ID]
ID          :  0898390963

[Count Weighted Position]
RA,Dec: ( 54.242,   0.450)
Galac.: (185.098, -41.609)
Eclip.: ( 51.989, -18.396)

[Triggered Criteria]
S  :  1s, 3s, 10s, 30s, 1scan
M  :  1s, 3s, 10s, 30s, 1scan

[Highest Significance]
DPTC  : 1438943859
UT    : 2025/08/11 10:38:52
on    : 1s (S-band)
sigma : 2.2

[Observed flux]
S :     20 +-     9 mCrab
L :     38 +-    12 mCrab
M :     25 +-    17 mCrab
H :    -67 +-    48 mCrab

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.14      4.1 ( 54.20,   0.59)  HR1099,V711 Tau
2.32  unknown ( 54.88,  -1.78)  CTA 26,HB89 0336-019
3.56  unknown ( 56.85,  -1.97)  HIP17695

[Sun/Moon (RA, Dec)]
Sun :  (141.101, 15.234)
Moon:  (346.889, -5.868)
age: 17.18 day

[Latitude/Longitude]
(3.00N, 84.30W)


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For more information:
 http://maxi.riken.jp/alert/novae/0898390963/0898390963.htm

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