[X-ray-star:919] XTE J1856+053

[maxiweb at maxi.riken.jp]

XTE J1856+053 in outburst (K. Kobayashi, H. Negoro).

=====================
MAXI transient alert
2023-07-10 11:32:56 UT
=====================

[Ground Trigger ID]
ID          :  135849999

[Count Weighted Position]
RA,Dec: (284.180,   5.310)
Galac.: ( 38.265,   1.240)
Eclip.: (286.031,  27.964)

[Triggered Criteria]

[Highest Significance]
DPTC  : 1373023962
UT    : 2023/07/10 11:32:56
on    : 1d (S-band)
sigma : 2.8

[Observed flux]
S :     28 +-    10 mCrab
L :     26 +-    13 mCrab
M :     41 +-    18 mCrab
H :    168 +-    85 mCrab

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.00      6.7 (284.18,   5.31)  XTE J1856+053
1.95      7.1 (284.69,   3.43)  XTE J1858+034
2.25  unknown (283.48,   7.45)  IGR J18539+0727
2.73     -1.5 (285.90,   3.19)  4U 1901+03
2.98     -6.5 (284.76,   8.23)  XTE J1859+083
3.78      8.2 (287.96,   4.98)  SS 433,V1343 Aql
4.05      1.4 (285.42,   1.45)  XTE J1901+014
4.18     18.7 (287.70,   7.60)  4U 1909+07,4U 1908+075
4.18    204.7 (279.99,   5.04)  Ser X-1,MM Ser
4.24  unknown (286.20,   9.04)  XTE J1906+090
4.78  unknown (286.81,   9.32)  SGR 1900+14,SGR1900+14

[Sun/Moon (RA, Dec)]
Sun :  (109.136, 22.280)
Moon:  (21.302, 8.212)
age: 22.01 day

[Longitude/Latitude]
(88.02W, 23.11N)


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/0135849999/0135849999.htm

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