[X-ray-star:551] MAXI J1621-501

[maxiweb at maxi.riken.jp]

MAXI/GSC detected a possible new X-ray transient (T., Hashimoto, H.
Negoro)

=====================
MAXI transient alert
2017-10-19 07:18:06 UT
=====================

[Ground Trigger ID]
ID          :  8045224685

[Count Weighted Position]
RA,Dec: (245.722, -49.681)
Galac.: (333.990,  -0.009)
Eclip.: (252.513, -27.705)

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

[Highest Significance]
DPTC  : 1192432693
UT    : 2017/10/19 07:18:06
on    : 4orb (S-band)
sigma : 11.0

[Observed flux]
S :     66 +-     6 mCrab
L :     30 +-     6 mCrab
M :    105 +-    11 mCrab
H :    173 +-    41 mCrab

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.55  unknown (244.88, -49.74)  IGR J16195-4945,AX J1619.4-4945
0.97     50.9 (247.01, -49.20)  4U 1624-490,1RXS J162804.7-491150
1.05  unknown (244.16, -49.98)  IGR J16167-4957
1.35  unknown (247.04, -48.65)  IGR J16283-4838
1.71  unknown (247.97, -48.81)  IGR J16318-4848
1.76  unknown (247.02, -51.23)  fermi-#511636997!GCN
1.86  unknown (245.19, -51.51)  IGR J16207-5129
2.29  unknown (249.26, -49.86)  XTE J1637-498
2.34      1.4 (246.65, -51.94)  SWIFT J1626.6-5156
2.35  unknown (248.01, -47.87)  AX J1631.9-4752
2.52  unknown (249.31, -50.72)  IGR J16374-5043
2.78  unknown (248.19, -47.44)  IGR J16328-4726
2.94     44.2 (248.50, -47.39)  4U 1630-472,Nor X-1,GX 337+00
3.00  unknown (248.97, -47.59)  SGR 1627-41,SGR1627-41
3.12  unknown (248.98, -47.43)  IGR J16358-4726,IGR16358-4726
3.17      8.4 (243.18, -52.42)  4U 1608-52,H 1608-522,QX Nor
3.76  unknown (247.31, -46.08)  IGR J16293-4603
4.02  unknown (249.78, -46.71)  IGR J16393-4643,AX J1639.0-4642
4.38      4.5 (252.50, -49.96)  XTE J1650-500,GHJ2008 3
4.93     40.8 (250.23, -53.75)  H 1636-536,V801 Ara

[Sun/Moon (RA, Dec)]
Sun :  (203.969, -9.993)
Moon:  (200.110, -3.854)
age: 28.51 day

[Latitude/Longitude]
(26.28S, 154.84W)


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

---

For more information:
 http://maxi.riken.jp/alert/novae/8045224685/8045224685.htm

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