[X-ray-star:814] XRB from SLX 1744-299 or SLX 1744-300

Fri Apr 2 18:25:35 JST 2021

An XRB from SLX 1744-299 or SLX 1744-300 was detected１(M.Serino)

=====================
MAXI transient alert
2021-04-02 09:00:01 UT
=====================

[Ground Trigger ID]
ID          :  9306275214

[Count Weighted Position]
RA,Dec: (266.224, -30.875)
Galac.: (358.270,  -0.887)
Eclip.: (266.732,  -7.479)

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

[Highest Significance]
DPTC  : 1301389210
UT    : 2021/04/02 09:00:01
on    : 1scan (S-band)
sigma : 4.5

[Observed flux]
S :     91 +-    20 mCrab
L :     46 +-    22 mCrab
M :    133 +-    37 mCrab
H :    226 +-   111 mCrab

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.32  unknown (266.58, -30.79)  IGR J17460-3047,IGR17460-3047
0.99     14.3 (266.86, -30.04)  1RXS J174725.6-300241,SLX 1744-300
1.03  unknown (265.04, -31.04)  AX J1740.1-3102,GRS 1737-31
1.03  unknown (266.19, -29.85)  Swift J174444.9-295042
1.03  unknown (266.86, -30.00)  SLX 1744-299
1.04  unknown (267.35, -30.50)  IGR J17494-3030
1.16      8.7 (265.98, -29.74)  1E 1740.7-2942,SAXWFC J1743.8-2945.1
1.29  unknown (265.27, -29.88)  EXS 1737.9-2952
1.32     -2.2 (267.69, -31.29)  GRS 1747-312,SAXWFC J1750.8-3116.5
1.33  unknown (267.77, -30.95)  IGR J17511-3057
1.34  unknown (264.80, -30.34)  XTE J1739-302,IGR J17391-3021
1.37  unknown (267.79, -30.63)  XTE J1751-305,SAXWFC J1751.2-3037.7
1.38     77.7 (266.52, -29.52)  2E 1742.9-2929,GC X-1
1.39     -7.7 (266.56, -32.23)  H 1743-322,XTE J17464-3213
1.52  unknown (266.21, -29.35)  KS 1741-293,AX J1744.8-2921
1.65  unknown (264.39, -30.38)  IGR J17375-3022
1.65  unknown (264.88, -29.70)  GRS 1736-297,RX J1739.4-2942
1.77  unknown (268.10, -31.63)  SAX J1752.3-3138,INTREF 865
1.86  unknown (267.45, -29.35)  IGR J17498-2921
1.87     75.3 (266.42, -29.01)  Galactic Center Region
1.96  unknown (266.26, -28.91)  CXOGCS J174502.2-285449
2.00     18.8 (263.95, -30.47)  Terzan 1,XB 1732-304
2.02      9.6 (266.50, -28.87)  GRO J1744-28,SAXWFC J1744.5-2844.6
2.05     85.3 (266.76, -28.88)  SAX J1747.0-2853,1A 1743-288
2.17  unknown (266.59, -28.73)  1E 1743.1-2843,2E 1743.1-2842
2.19  unknown (267.60, -29.04)  SAX J1750.8-2900
2.28     21.5 (263.61, -30.45)  MAXI J1735-304
2.46  unknown (263.38, -31.22)  GRS 1730-312,KS 1730-312
2.49      3.6 (267.02, -28.48)  XTE J1748-288,AXJ 1748.0-2829
2.55      7.8 (267.45, -33.20)  SLX 1746-331,RX J1749.8-3312
2.61     24.8 (264.98, -28.50)  XTE J1739-285
2.72  unknown (267.41, -28.35)  IGR J17497-2821
2.73  unknown (265.18, -28.30)  SLX 1737-282,2E 1737.5-2817
2.76  unknown (264.64, -28.48)  GX 359+2,4U 1735-28
2.76  unknown (268.87, -32.48)  XTE J1755-324
2.79  unknown (263.07, -31.58)  fermi-#639011829!GCN
2.88      4.5 (265.17, -28.15)  IGR J17407-2808
2.89      3.0 (263.84, -32.94)  IGR J17354-3255
2.92  unknown (267.38, -28.13)  Swift J1749.4-2807
3.17     25.1 (265.67, -27.75)  GRS 1739-278,SAXWFC J1742.7-2744.9
3.20  unknown (268.26, -28.21)  V5586 Sgr
3.46  unknown (267.28, -27.54)  AX J1749.1-2733
3.50     36.6 (263.35, -33.39)  H 1730-333,Rapid Burster
3.57      5.8 (266.82, -27.34)  IGR J17473-2721
3.60  unknown (268.56, -27.91)  AX J1754.2-2754
3.72     18.8 (261.89, -30.80)  Terzan 2,4U 1724-307,ESO 454-SC 029
3.85  unknown (262.12, -29.37)  IGR J17285-2922
4.03     82.1 (262.99, -33.83)  GX 354-0,4U 1728-34,Slow Burster
4.13     27.1 (269.67, -33.81)  H 1755-338,Ginga 1755-338
4.14      5.3 (264.57, -26.99)  SLX 1735-269,1RXS J173817.0-265940
4.28  unknown (263.21, -27.50)  IGR J17329-2731
4.32      3.6 (267.27, -26.65)  GRO J1750-27,AX J1749.1-2639
4.36     99.4 (266.98, -26.56)  GX 3+1,1RXS J174755.8-263352
4.47  unknown (266.29, -26.40)  Swift J1745.1-2624
4.48      9.6 (261.63, -28.83)  V2674 Oph,Nova Oph 2010 No. 2
4.63  unknown (261.36, -32.95)  IGR J17254-3257
4.78  unknown (266.04, -26.10)  V5581 Sgr
4.89  unknown (262.50, -34.64)  SWIFT J1729.9-3437
5.00     -0.2 (271.75, -29.41)  XTE J1807-294

[Sun/Moon (RA, Dec)]
Sun :  (11.548, 4.963)
Moon:  (254.763, -23.032)
age: 19.76 day

[Latitude/Longitude]
(3.70S, 145.28W)


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For more information:
 http://maxi.riken.jp/alert/novae/9306275214/9306275214.htm

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