[X-ray-star:631] X-ray from SMC X-2 ?

[maxiweb at maxi.riken.jp]

A X-ray burst possibly from SMC X-2 or a new transient MAXI J0052-747
(H. Negoro).

=====================
MAXI transient alert
2018-09-03 07:24:38 UT
=====================

[Ground Trigger ID]
ID          :  8364241300

[Count Weighted Position]
RA,Dec: ( 13.269, -74.507)
Galac.: (302.781, -42.626)
Eclip.: (308.481, -65.303)

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

[Highest Significance]
DPTC  : 1219994662
UT    : 2018/09/03 07:24:38
on    : 30s (S-band)
sigma : 5.2

[Observed flux]
S :    109 +-    21 mCrab
L :     73 +-    23 mCrab
M :    174 +-    39 mCrab
H :    129 +-   109 mCrab

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.14  unknown ( 13.28, -74.65)  CF Tuc
0.84    -20.8 ( 13.65, -73.68)  SMC X-2,MAXI J0051-736
1.19  unknown ( 13.06, -73.32)  RX J0052.1-7319,2E 0050.4-733
1.70  unknown ( 12.30, -72.83)  XTE J0055-727,MACHO 208.15911.13
1.80  unknown ( 16.17, -72.90)  IGR J01054-7253
1.97    -30.2 ( 19.27, -73.44)  SMC X-1,RBS 176
2.06  unknown ( 13.48, -72.45)  SXP46.6
2.07     -6.3 ( 13.02, -72.43)  SMC X-3
2.21  unknown ( 15.47, -72.39)  RX J0101.8-7223
2.38  unknown ( 15.18, -72.19)  PSR J0100-7211,CXOU J010043.1-72113
2.49     18.1 ( 14.46, -72.04)  MAXI J0057-720,AX J0058-7203
2.53  unknown ( 20.42, -72.96)  IGR J01217-7257,MA93 1888
2.61  unknown (  3.47, -74.69)  HD 987
4.46     -7.0 ( 29.86, -74.26)  MAXI J0158-744
4.70     -4.2 (  8.57, -79.09)  2MASX J00341665-7905204
4.73  unknown ( 29.32, -72.98)  IGR J01572-7259,SXP 11.6

[Sun/Moon (RA, Dec)]
Sun :  (162.006, 7.630)
Moon:  (72.140, 18.281)
age: 22.67 day

[Latitude/Longitude]
(17.28S, 90.13E)


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

---

For more information:
 http://maxi.riken.jp/alert/novae/8364241300/8364241300.htm

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