[X-ray-star:644] An X-ray-burst-like event from MAXI J1742-298

maxiweb at maxi.riken.jp maxiweb at maxi.riken.jp
Tue Oct 16 22:51:46 JST 2018


MAXI/GSC detected short-term X-ray enhancement (H. Negoro).

=====================
MAXI transient alert
2018-10-14 16:26:20 UT
=====================

[Ground Trigger ID]
ID          :  8405849997

[Count Weighted Position]
RA,Dec: (265.734, -29.891)
Galac.: (358.886,  -0.012)
Eclip.: (266.278,  -6.507)

[Triggered Criteria]

[Highest Significance]
DPTC  : 1223569561
UT    : 2018/10/14 16:26:20
on    : 10s (S-band)
sigma : -7.4

[Observed flux]
S :   -170 +-    23 mCrab
L :   -139 +-    27 mCrab
M :   -238 +-    40 mCrab
H :    -13 +-    95 mCrab

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.26      8.7 (265.98, -29.74)  1E 1740.7-2942,SAXWFC J1743.8-2945.1
0.40  unknown (265.27, -29.88)  EXS 1737.9-2952
0.40  unknown (266.19, -29.85)  Swift J174444.9-295042
0.68  unknown (266.21, -29.35)  KS 1741-293,AX J1744.8-2921
0.78   -101.0 (266.52, -29.52)  2E 1742.9-2929,GC X-1
0.93  unknown (264.80, -30.34)  IGR J17391-3021,XTE J1739-302
0.98     14.3 (266.86, -30.04)  1RXS J174725.6-300241,SLX 1744-300
0.98  unknown (266.86, -30.00)  SLX 1744-299
1.06    134.5 (266.42, -29.01)  Galactic Center Region
1.08  unknown (266.26, -28.91)  CXOGCS J174502.2-285449
1.16  unknown (266.58, -30.79)  IGR J17460-3047,IGR17460-3047
1.22      9.6 (266.50, -28.87)  GRO J1744-28,SAXWFC J1744.5-2844.6
1.26  unknown (264.39, -30.38)  IGR J17375-3022
1.30  unknown (265.04, -31.04)  AX J1740.1-3102,GRS 1737-31
1.35    119.0 (266.76, -28.88)  SAX J1747.0-2853,1A 1743-288
1.38  unknown (266.59, -28.73)  1E 1743.1-2843,2E 1743.1-2842
1.52  unknown (267.35, -30.50)  IGR J17494-3030
1.54  unknown (264.98, -28.50)  XTE J1739-285
1.59  unknown (267.45, -29.35)  IGR J17498-2921
1.65     30.0 (263.95, -30.47)  Terzan 1,XB 1732-304
1.66  unknown (265.18, -28.30)  SLX 1737-282,2E 1737.5-2817
1.70  unknown (264.64, -28.48)  GX 359+2,4U 1735-28
1.80      3.6 (267.02, -28.48)  XTE J1748-288,AXJ 1748.0-2829
1.81      4.5 (265.17, -28.15)  IGR J17407-2808
1.83  unknown (267.60, -29.04)  SAX J1750.8-2900
1.92     24.7 (263.61, -30.45)  MAXI J1735-304
1.92  unknown (267.79, -30.63)  XTE J1751-305,SAXWFC J1751.2-3037.7
2.05  unknown (267.77, -30.95)  IGR J17511-3057
2.12  unknown (267.41, -28.35)  IGR J17497-2821
2.14    -54.5 (265.67, -27.75)  GRS 1739-278,SAXWFC J1742.7-2744.9
2.19     20.9 (267.69, -31.29)  GRS 1747-312,SAXWFC J1750.8-3116.5
2.27  unknown (267.38, -28.13)  Swift J1749.4-2807
2.42  unknown (263.38, -31.22)  GRS 1730-312,KS 1730-312
2.45      8.7 (266.56, -32.23)  H 1743-322,XTE J17464-3213
2.67  unknown (268.10, -31.63)  SAX J1752.3-3138,INTREF 865
2.71  unknown (267.28, -27.54)  AX J1749.1-2733
2.72      5.8 (266.82, -27.34)  IGR J17473-2721
2.78  unknown (268.26, -28.21)  V5586 Sgr
3.07     36.2 (264.57, -26.99)  SLX 1735-269,1RXS J173817.0-265940
3.17  unknown (268.56, -27.91)  AX J1754.2-2754
3.18  unknown (262.12, -29.37)  IGR J17285-2922
3.26  unknown (263.21, -27.50)  IGR J17329-2731
3.44     61.9 (261.89, -30.80)  Terzan 2,4U 1724-307,ESO 454-SC 029
3.45      3.0 (263.84, -32.94)  IGR J17354-3255
3.50    356.8 (266.98, -26.56)  GX 3+1,1RXS J174755.8-263352
3.51      3.6 (267.27, -26.65)  GRO J1750-27,AX J1749.1-2639
3.52  unknown (266.29, -26.40)  Swift J1745.1-2624
3.62      9.2 (267.45, -33.20)  SLX 1746-331,RX J1749.8-3312
3.73     16.6 (261.63, -28.83)  V2674 Oph,Nova Oph 2010 No. 2
3.73  unknown (268.87, -32.48)  XTE J1755-324
3.80  unknown (266.04, -26.10)  V5581 Sgr
4.04     92.5 (263.35, -33.39)  H 1730-333,Rapid Burster
4.26     43.2 (263.56, -26.09)  1RXS J173413.0-260527,KS 1731-260
4.37  unknown (268.61, -26.33)  IGR J17544-2619
4.58    124.7 (262.99, -33.83)  GX 354-0,4U 1728-34,Slow Burster
4.78  unknown (268.43, -25.74)  Swift J1753.7-2544
4.83  unknown (261.36, -32.95)  IGR J17254-3257

[Sun/Moon (RA, Dec)]
Sun :  (199.417, -8.205)
Moon:  (268.161, -20.615)
age: 4.99 day

[Latitude/Longitude]
(29.54S, 153.17W)


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

---

For more information:
 http://maxi.riken.jp/alert/novae/8405849997/8405849997.htm

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




More information about the X-ray-star mailing list