NOVA ID=0304849998

4U 1538-52

Alert Mail
[Ground Trigger ID]
ID          :  304849998

[Count Weighted Position]
RA,Dec: (234.700, -53.000)
Galac.: (326.622,   1.990)
Eclip.: (245.647, -32.504)

[Triggered Criteria]

[Highest Significance]
DPTC  : 1387663250
UT    : 2023/12/26 22:01:16
on    : 1scan (S-band)
sigma : -0.3

[Observed flux]
S :     -3 +-    10 mCrab ( 3-10keV)
L :     -0 +-     9 mCrab ( 2- 4keV)
M :      1 +-    18 mCrab ( 4-10keV)
H :    -81 +-    70 mCrab (10-20keV)

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.82     16.7 (235.60, -52.39)  4U 1538-52,QV Nor
2.22     15.4 (237.72, -54.31)  1E 1547.0-5408
3.15      3.3 (239.45, -54.41)  H 1553-542,2S 1553-542
3.47      2.9 (235.82, -56.41)  MAXI J1543-564
3.79      3.4 (236.01, -56.71)  XTE J1543-568
3.89      2.2 (237.75, -56.48)  XTE J1550-564,V381 Nor
4.26     16.9 (233.83, -57.23)  MAXI J1535-571
4.71  unknown (234.74, -57.71)  V343 Nor
4.82  unknown (234.01, -57.81)  IGR J15360-5750
4.91    293.4 (230.17, -57.17)  Cir X-1,BR Cir

[Sun/Moon (RA, Dec)]
Sun :  (274.940, -23.368)
Sun dist:  42.4 deg
Moon:  (93.690, 28.153)
age: 14.26 day

[Longitude/Latitude]
(68.98E, 39.38N)


Images
Lightcurve
lc
Image
ALL LOW (2 - 4 keV) MED (4 - 10 keV) HIGH (10 - 20 keV)
image image image image
Spectrum
spectrum
Past Variability
Nomaxitime (ut)Imagelc
StartEnd
1 756916768.523
(2023-12-26T14:39:23)
756916831.073
(2023-12-26T14:40:26)
link to img link to lc
2 756933482.021
(2023-12-26T19:17:57)
756933538.848
(2023-12-26T19:18:53)
link to img link to lc
3 756934372.146
(2023-12-26T19:32:47)
756934732.444
(2023-12-26T19:38:47)
link to img link to lc
4 756938878.744
(2023-12-26T20:47:53)
756939106.971
(2023-12-26T20:51:41)
link to img link to lc
5 756939952.781
(2023-12-26T21:05:47)
756940334.043
(2023-12-26T21:12:09)
link to img link to lc
6 756944308.893
(2023-12-26T22:18:23)
756944679.051
(2023-12-26T22:24:34)
link to img link to lc
7 756945522.165
(2023-12-26T22:38:37)
756945905.609
(2023-12-26T22:45:00)
link to img link to lc
8 756949877.401
(2023-12-26T23:51:12)
756950247.181
(2023-12-26T23:57:22)
link to img link to lc
9 756951101.017
(2023-12-27T00:11:36)
756951474.138
(2023-12-27T00:17:49)
link to img link to lc
10 756955457.563
(2023-12-27T01:24:12)
756955821.373
(2023-12-27T01:30:16)
link to img link to lc
11 756956671.515
(2023-12-27T01:44:26)
756957047.975
(2023-12-27T01:50:42)
link to img link to lc
12 756961097.713
(2023-12-27T02:58:12)
756961389.623
(2023-12-27T03:03:04)
link to img link to lc
13 756962251.711
(2023-12-27T03:17:26)
756962592.187
(2023-12-27T03:23:07)
link to img link to lc
14 756966666.686
(2023-12-27T04:31:01)
756966961.182
(2023-12-27T04:35:56)
link to img link to lc
15 756967821.531
(2023-12-27T04:50:16)
756968103.189
(2023-12-27T04:54:58)
link to img link to lc
Localization Error Box
loc error box