[X-ray-star:712] SAX J1808.4-3658

maxiweb at maxi.riken.jp maxiweb at maxi.riken.jp
Sat Aug 10 16:59:40 JST 2019


Probable detection of SAX J1808.4-3658 (H. Negoro).

=====================
MAXI transient alert
2019-08-09 21:00:17 UT
=====================

[Ground Trigger ID]
ID          :  8704678029

[Count Weighted Position]
RA,Dec: (271.942, -36.461)
Galac.: (355.787,  -7.792)
Eclip.: (271.603, -13.033)

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

[Highest Significance]
DPTC  : 1249419575
UT    : 2019/08/09 21:00:17
on    : 4d (S-band)
sigma : 2.5

[Observed flux]
S :     32 +-    13 mCrab
L :     41 +-    15 mCrab
M :     37 +-    23 mCrab
H :    106 +-   106 mCrab

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.54      1.8 (272.12, -36.98)  SAX J1808.4-3658,V4580 Sgr
2.24      5.9 (271.04, -34.35)  1RXS J180408.9-342058
2.69  unknown (271.78, -33.78)  V5583 Sgr
2.94  unknown (273.41, -33.77)  XTE J1814-338 with XTE J1817-330
3.07  unknown (273.99, -33.89)  IGR J18159-3353
3.24  unknown (269.67, -33.81)  H 1755-338,Ginga 1755-338
3.57     -9.1 (267.55, -37.05)  4U 1746-37,H 1746-370
3.66     36.2 (276.44, -37.11)  4U 1822-371,V691 CrA
3.95  unknown (267.06, -36.13)  1A 1744-361
4.00     10.3 (274.43, -33.02)  XTE J1817-330 with XTE J1814-338
4.72  unknown (268.87, -32.48)  XTE J1755-324
4.92      3.0 (267.45, -33.20)  SLX 1746-331,RX J1749.8-3312

[Sun/Moon (RA, Dec)]
Sun :  (139.176, 15.828)
Moon:  (251.885, -19.427)
age: 8.87 day

[Latitude/Longitude]
(18.82S, 17.45E)


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For more information:
 http://maxi.riken.jp/alert/novae/8704678029/8704678029.htm

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




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