[X-ray-star:951] X-ray burst from Terzan 2?

[maxiweb at maxi.riken.jp]

Possible X-ray burst from Terzan 2

=====================
MAXI transient alert
2024-07-21 12:46:53 UT
=====================

[Ground Trigger ID]
ID          :  0512423933

[Count Weighted Position]
RA,Dec: (262.033, -31.531)
Galac.: (355.787,   1.781)
Eclip.: (263.143,  -8.281)

[Triggered Criteria]
S  :  1s, 3s, 10s, 30s, 1scan, 4orb, 1d
H  :  30s, 1scan
M  :  1s, 3s, 10s, 30s, 1scan, 4orb, 1d
L  :  3s, 10s, 30s, 1scan

[Highest Significance]
DPTC  : 1405601173
UT    : 2024/07/21 12:46:53
on    : 4orb (S-band)
sigma : 1.6

[Observed flux]
S :     34 +-    21 mCrab
L :    -22 +-    25 mCrab
M :     74 +-    37 mCrab
H :     53 +-    87 mCrab

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.74     52.6 (261.89, -30.80)  Terzan 2,4U 1724-307,ESO 454-SC 029
1.19  unknown (263.38, -31.22)  GRS 1730-312,KS 1730-312
1.53  unknown (261.36, -32.95)  IGR J17254-3257
1.73     30.4 (263.61, -30.45)  MAXI J1735-304
1.73  unknown (260.02, -31.28)  IGR J17200-3116
1.75  unknown (260.00, -31.75)  XTE J1720-318,V1228 Sco
1.96     21.4 (263.95, -30.47)  Terzan 1,XB 1732-304
2.07  unknown (263.84, -32.94)  IGR J17354-3255
2.09  unknown (259.70, -32.18)  1H 1715-321
2.16      9.1 (263.35, -33.39)  H 1730-333,Rapid Burster
2.17  unknown (262.12, -29.37)  IGR J17285-2922
2.33  unknown (264.39, -30.38)  IGR J17375-3022
2.44     95.9 (262.99, -33.83)  GX 354-0,4U 1728-34,Slow Burster
2.61  unknown (265.04, -31.04)  AX J1740.1-3102,GRS 1737-31
2.65  unknown (264.80, -30.34)  XTE J1739-302,IGR J17391-3021
2.73      1.9 (261.63, -28.83)  V2674 Oph,Nova Oph 2010 No. 2
3.05  unknown (264.88, -29.70)  GRS 1736-297,RX J1739.4-2942
3.12  unknown (259.82, -29.07)  XTE J1719-291
3.13  unknown (262.50, -34.64)  SWIFT J1729.9-3437
3.24  unknown (265.27, -29.88)  EXS 1737.9-2952
3.74      0.2 (259.81, -28.33)  IGR J17191-2821
3.80  unknown (264.64, -28.48)  GX 359+2,4U 1735-28
3.84      2.7 (258.58, -34.05)  4U 1711-34
3.84  unknown (265.98, -29.74)  1E 1740.7-2942,SAXWFC J1743.8-2945.1
3.91      9.8 (266.56, -32.23)  H 1743-322,XTE J17464-3213
3.95  unknown (266.19, -29.85)  Swift J174444.9-295042
3.96     14.0 (264.98, -28.50)  XTE J1739-285
3.96  unknown (266.58, -30.79)  IGR J17460-3047,IGR17460-3047
4.16    -10.2 (257.23, -32.33)  4U 1705-32,1RXS J170854.4-321857
4.16  unknown (263.21, -27.50)  IGR J17329-2731
4.21  unknown (266.21, -29.35)  KS 1741-293,AX J1744.8-2921
4.22  unknown (265.18, -28.30)  SLX 1737-282,2E 1737.5-2817
4.34  unknown (265.17, -28.15)  IGR J17407-2808
4.36     91.1 (266.52, -29.52)  2E 1742.9-2929,GC X-1
4.40  unknown (266.86, -30.04)  1RXS J174725.6-300241,SLX 1744-300
4.41  unknown (263.85, -35.67)  1RXH J173523.7-354013
4.42  unknown (266.86, -30.00)  SLX 1744-299
4.43  unknown (259.75, -35.54)  XMMSL1 J171900.4-353217
4.49  unknown (266.26, -28.91)  CXOGCS J174502.2-285449
4.55    108.1 (266.42, -29.01)  Galactic Center Region
4.67  unknown (267.35, -30.50)  IGR J17494-3030
4.69  unknown (266.50, -28.87)  GRO J1744-28,SAXWFC J1744.5-2844.6
4.71     26.9 (262.23, -36.24)  Swift J1728.9-3613
4.79     35.8 (261.30, -36.28)  EXO 1722-363,IGR J17252-3616
4.83     15.9 (267.69, -31.29)  GRS 1747-312,SAXWFC J1750.8-3116.5
4.83  unknown (266.59, -28.73)  1E 1743.1-2843,2E 1743.1-2842
4.87     10.3 (267.45, -33.20)  SLX 1746-331,RX J1749.8-3312
4.87     90.2 (266.76, -28.88)  SAX J1747.0-2853,1A 1743-288
4.93     18.3 (265.67, -27.75)  GRS 1739-278,SAXWFC J1742.7-2744.9
4.94  unknown (267.77, -30.95)  IGR J17511-3057

[Sun/Moon (RA, Dec)]
Sun :  (121.045, 20.383)
Moon:  (303.569, -24.674)
age: 15.16 day

[Latitude/Longitude]
(19.58N, 177.34E)


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For more information:
 http://maxi.riken.jp/alert/novae/0512423933/0512423933.htm

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