FLASH REPORTS -- NOVA ID=0769849999

NOVA ID=0769849999

XRB probably from GX 354-0

Alert Mail

[Ground Trigger ID]
ID          :  769849999

[Count Weighted Position]
RA,Dec: (262.800, -34.900)
Galac.: (353.331,  -0.613)
Eclip.: (263.976, -11.611)

[Triggered Criteria]

[Highest Significance]
DPTC  : 1427773841
UT    : 2025/04/04 03:51:46
on    : 3s (S-band)
sigma : 2.0

[Observed flux]
S :     30 +-    15 mCrab ( 3-10keV)
L :      7 +-    13 mCrab ( 2- 4keV)
M :     59 +-    28 mCrab ( 4-10keV)
H :    -87 +-   109 mCrab (10-20keV)

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.36  unknown (262.50, -34.64)  SWIFT J1729.9-3437
1.08     38.6 (262.99, -33.83)  GX 354-0,4U 1728-34,Slow Burster
1.15  unknown (263.85, -35.67)  1RXH J173523.7-354013
1.41      2.0 (262.23, -36.24)  Swift J1728.9-3613
1.58     13.9 (263.35, -33.39)  H 1730-333,Rapid Burster
1.85      7.0 (261.30, -36.28)  EXO 1722-363,IGR J17252-3616
2.14  unknown (263.84, -32.94)  IGR J17354-3255
2.28  unknown (261.36, -32.95)  IGR J17254-3257
2.57  unknown (259.75, -35.54)  XMMSL1 J171900.4-353217
3.15  unknown (260.91, -37.66)  XTE J1723-376
3.18      5.6 (264.50, -37.77)  IGR J17379-3747
3.42  unknown (259.41, -36.94)  IGR J17177-3656
3.58     -0.2 (258.58, -34.05)  4U 1711-34
3.68      3.3 (267.06, -36.13)  1A 1744-361
3.72  unknown (263.38, -31.22)  GRS 1730-312,KS 1730-312
3.75  unknown (259.70, -32.18)  1H 1715-321
3.93  unknown (260.00, -31.75)  XTE J1720-318,V1228 Sco
4.12     12.2 (266.56, -32.23)  H 1743-322,XTE J17464-3213
4.17     65.1 (261.89, -30.80)  Terzan 2,4U 1724-307,ESO 454-SC 029
4.21     17.3 (267.45, -33.20)  SLX 1746-331,RX J1749.8-3312
4.29  unknown (265.04, -31.04)  AX J1740.1-3102,GRS 1737-31
4.30  unknown (260.02, -31.28)  IGR J17200-3116
4.41     14.8 (267.55, -37.05)  4U 1746-37,H 1746-370
4.50     30.8 (263.61, -30.45)  MAXI J1735-304
4.53     14.7 (263.95, -30.47)  Terzan 1,XB 1732-304
4.61  unknown (257.45, -36.43)  IGR J17098-3626
4.62  unknown (257.44, -36.47)  IGR J17098-3628
4.65     24.9 (258.14, -37.64)  SAX J1712.6-3739
4.71  unknown (264.39, -30.38)  IGR J17375-3022
4.74  unknown (257.27, -36.41)  IGR J17091-3624
4.86  unknown (264.80, -30.34)  XTE J1739-302,IGR J17391-3021
5.00  unknown (258.99, -38.86)  1RXS J171557.7-385152,XTE J1716-389

[Sun/Moon (RA, Dec)]
Sun :  (13.153, 5.637)
Sun dist: 109.9 deg
Moon:  (92.855, 28.655)
age: 6.02 day

[Longitude/Latitude]
(42.88E, 23.48S)

Images

Lightcurve

Image

ALL	LOW (2 - 4 keV)	MED (4 - 10 keV)	HIGH (10 - 20 keV)

Spectrum

Past Variability

No	maxitime (ut)		Image	lc
No	Start	End	Image	lc
1	797051883.996 (2025-04-04T03:17:58)	797052150.883 (2025-04-04T03:22:25)		link to lc
2	797057458.017 (2025-04-04T04:50:53)	797057836.224 (2025-04-04T04:57:11)		link to lc
3	797063034.837 (2025-04-04T06:23:49)	797063496.291 (2025-04-04T06:31:31)		link to lc
4	797068611.681 (2025-04-04T07:56:46)	797069073.644 (2025-04-04T08:04:28)		link to lc
5	797074190.736 (2025-04-04T09:29:45)	797074593.287 (2025-04-04T09:36:28)		link to lc
6	797079764.779 (2025-04-04T11:02:39)	797080114.124 (2025-04-04T11:08:29)		link to lc
7	797085346.389 (2025-04-04T12:35:41)	797085623.977 (2025-04-04T12:40:18)		link to lc
8	797090916.504 (2025-04-04T14:08:31)	797091204.541 (2025-04-04T14:13:19)		link to lc
9	797096494.899 (2025-04-04T15:41:29)	797096773.876 (2025-04-04T15:46:08)		link to lc
10	797102068.185 (2025-04-04T17:14:23)	797102294.122 (2025-04-04T17:18:09)		link to lc
11	797107647.453 (2025-04-04T18:47:22)	797107864.033 (2025-04-04T18:50:59)		link to lc
12	797113224.104 (2025-04-04T20:20:19)	797113319.135 (2025-04-04T20:21:54)		link to lc
13	797118800.450 (2025-04-04T21:53:15)	797118853.818 (2025-04-04T21:54:08)		link to lc

Localization Error Box