[X-ray-star:221] Possible New X-ray Transient MAXI J1807+194

[maxiweb]

This is an additional information: MAXI J1807+194 might be a variable
star 1RXS J180724.2+194217. (H. Negoro)

=====================
MAXI transient alert
2013-05-20 03:55:05 UT
=====================

[Ground Trigger ID]
ID          :  6432849998

[Count Weighted Position]
RA,Dec: (271.750,  19.450)
Galac.: ( 45.929,  18.265)
Eclip.: (272.252,  42.876)

[Triggered Criteria]

[Highest Significance]
DPTC  : 1053057321
UT    : 2013/05/20 03:55:05
on    : 4orb (S-band)
sigma : 2.1

[Observed flux]
S :     15 +-     7 mCrab
L :     -1 +-     7 mCrab
M :     34 +-    13 mCrab
H :    149 +-    53 mCrab

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
2.02  unknown (271.46,  21.45)  V772 Her
3.33  unknown (269.67,  22.15)  MM Her
4.80  unknown (269.53,  15.14)  Z Her

[Sun/Moon (RA, Dec)]
Sun :  (56.913, 19.969)
Moon:  (171.408, -0.955)
age: 10.02 day

[Latitude/Longitude]
(32.75N, 99.95E)


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

---

For more information:
 http://maxi.riken.jp/alert/novae/6432849998/6432849998.htm

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