X-ray burst probably from IGR J17254-3257

[maxiweb at maxi.riken.go.jp]

X-ray burst probably from IGR J17254-3257 (H. Negoro).

=====================
MAXI transient alert
2017-02-23 20:36:52 UT
=====================

[Ground Trigger ID]
ID          :  7807899998

[Count Weighted Position]
RA,Dec: (261.356, -32.955)
Galac.: (354.285,   1.463)
Eclip.: (262.649,  -9.736)

[Triggered Criteria]

[Highest Significance]
DPTC  : 1171917392
UT    : 2017/02/23 20:36:52
on    : 1scan (S-band)
sigma : 5.1

[Observed flux]
S :     76 +-    15 mCrab
L :     24 +-    15 mCrab
M :    133 +-    27 mCrab
H :     93 +-    82 mCrab

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.00  unknown (261.36, -32.95)  IGR J17254-3257
1.60  unknown (259.70, -32.18)  1H 1715-321
1.62     98.5 (262.99, -33.83)  GX 354-0,4U 1728-34,Slow Burster
1.66  unknown (260.00, -31.75)  XTE J1720-318,V1228 Sco
1.72     77.0 (263.35, -33.39)  H 1730-333,Rapid Burster
1.94  unknown (262.50, -34.64)  SWIFT J1729.9-3437
2.02  unknown (260.02, -31.28)  IGR J17200-3116
2.08      3.0 (263.84, -32.94)  IGR J17354-3255
2.20     23.9 (261.89, -30.80)  Terzan 2,4U 1724-307,ESO 454-SC 029
2.44  unknown (263.38, -31.22)  GRS 1730-312,KS 1730-312
2.56     36.4 (258.58, -34.05)  4U 1711-34
2.90  unknown (259.75, -35.54)  XMMSL1 J171900.4-353217
3.15     14.1 (263.61, -30.45)  MAXI J1735-304
3.32      2.2 (263.95, -30.47)  Terzan 1,XB 1732-304
3.33   -225.5 (261.30, -36.28)  EXO 1722-363,IGR J17252-3616
3.41  unknown (263.85, -35.67)  1RXH J173523.7-354013
3.53     13.0 (257.23, -32.33)  4U 1705-32,1RXS J170854.4-321857
3.65  unknown (262.12, -29.37)  IGR J17285-2922
3.65  unknown (264.39, -30.38)  IGR J17375-3022
3.66  unknown (265.04, -31.04)  AX J1740.1-3102,GRS 1737-31
3.92  unknown (264.80, -30.34)  IGR J17391-3021,XTE J1739-302
4.10  unknown (259.82, -29.07)  XTE J1719-291
4.13      4.8 (261.63, -28.83)  V2674 Oph,Nova Oph 2010 No. 2
4.29  unknown (259.41, -36.94)  IGR J17177-3656
4.45     -0.4 (266.56, -32.23)  H 1743-322,XTE J17464-3213
4.54  unknown (265.27, -29.88)  EXS 1737.9-2952
4.72  unknown (260.91, -37.66)  XTE J1723-376
4.73     16.2 (257.45, -36.43)  IGR J17098-3626
4.76  unknown (257.44, -36.47)  IGR J17098-3628
4.82    -12.8 (259.81, -28.33)  IGR J17191-2821
4.82  unknown (257.27, -36.41)  IGR J17091-3624
4.93  unknown (266.58, -30.79)  IGR J17460-3047,IGR17460-3047

[Sun/Moon (RA, Dec)]
Sun :  (337.018, -9.610)
Moon:  (303.101, -17.105)
age: 27.31 day

[Latitude/Longitude]
(12.15S, 130.29E)


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

---

For more information:
 http://maxi.riken.jp/alert/novae/7807899998/7807899998.htm

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