[X-ray-star:739] GX 339-4

[maxiweb at maxi.riken.jp]

A bright outburst from GX 339-4 is being observed (H. Negoro).

=====================
MAXI transient alert
2019-12-18 02:12:26 UT
=====================

[Ground Trigger ID]
ID          :  8835076224

[Count Weighted Position]
RA,Dec: (254.665, -49.184)
Galac.: (338.213,  -4.037)
Eclip.: (258.879, -26.335)

[Triggered Criteria]
S  :  4orb, 1d, 4d
H  :  4d
M  :  4orb, 1d, 4d
L  :  4orb, 1d, 4d

[Highest Significance]
DPTC  : 1260670288
UT    : 2019/12/18 02:12:26
on    : 4orb (Med-band)
sigma : 11.6

[Observed flux]
S :    179 +-    13 mCrab
L :    180 +-    19 mCrab
M :    266 +-    23 mCrab
H :    368 +-    64 mCrab

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.79     99.4 (255.71, -48.79)  GX 339-4,V821 Ara
1.60      1.9 (252.50, -49.96)  XTE J1650-500,GHJ2008 3
3.02     39.7 (255.24, -46.19)  XTE J1701-462
3.57  unknown (249.26, -49.86)  XTE J1637-498
3.78  unknown (249.31, -50.72)  IGR J16374-5043
3.84  unknown (251.79, -45.87)  CXOU J164710.2-455216
3.99  unknown (253.09, -45.34)  XTE J1652-453
4.11  unknown (248.97, -47.59)  SGR 1627-41,SGR1627-41
4.11  unknown (249.78, -46.71)  IGR J16393-4643,AX J1639.0-4642
4.17  unknown (248.98, -47.43)  IGR J16358-4726,IGR16358-4726
4.18    531.0 (251.45, -45.61)  GX 340+0,1RXS J164547.8-453642
4.38  unknown (251.99, -45.20)  IGR J16479-4514
4.41  unknown (247.97, -48.81)  IGR J16318-4848
4.47     28.4 (248.50, -47.39)  4U 1630-472,Nor X-1,GX 337+00
4.55  unknown (251.65, -45.12)  IGR J16465-4507
4.60    599.9 (248.01, -47.87)  AX J1631.9-4752
4.62      3.1 (250.46, -45.54)  IGR J16418-4532
4.64  unknown (248.19, -47.44)  IGR J16328-4726
4.75     23.9 (247.81, -47.80)  MAXI J1631-479
4.76  unknown (256.12, -44.53)  XTE J1704-445
5.00     61.0 (247.01, -49.20)  4U 1624-490,1RXS J162804.7-491150

[Sun/Moon (RA, Dec)]
Sun :  (265.175, -23.372)
Moon:  (164.152, 11.828)
age: 20.97 day

[Latitude/Longitude]
(16.81S, 116.06W)


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For more information:
 http://maxi.riken.jp/alert/novae/8835076224/8835076224.htm

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