FLASH REPORTS -- NOVA ID=0682849998

NOVA ID=0682849998

XRB from H 1820-303

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[Ground Trigger ID]
ID          :  682849998

[Count Weighted Position]
RA,Dec: (275.920, -30.361)
Galac.: (  2.795,  -7.924)
Eclip.: (275.145,  -7.027)

[Triggered Criteria]

[Highest Significance]
DPTC  : 1420306482
UT    : 2025/01/07 17:35:39
on    : 3s (S-band)
sigma : 8.9

[Observed flux]
S :    231 +-    26 mCrab ( 3-10keV)
L :    139 +-    29 mCrab ( 2- 4keV)
M :    379 +-    46 mCrab ( 4-10keV)
H :    414 +-   117 mCrab (10-20keV)

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.00    100.7 (275.92, -30.36)  NGC 6624,H 1820-303
1.60  unknown (277.18, -29.20)  fermi-#757164032!GCN
2.73  unknown (278.43, -28.73)  fermi-#757224497!GCN
2.94  unknown (274.43, -33.02)  XTE J1817-330 with XTE J1814-338
3.40  unknown (279.77, -29.68)  fermi-#757225751!GCN
3.67      6.1 (278.93, -32.99)  RX J1832-33,XB 1832-330
3.74     23.7 (271.75, -29.41)  XTE J1807-294
3.77  unknown (271.86, -29.01)  V5585 Sgr
3.77  unknown (272.65, -27.90)  fermi-#757232405!GCN
3.89  unknown (273.99, -33.89)  IGR J18159-3353
4.02  unknown (273.41, -33.77)  XTE J1814-338 with XTE J1817-330
4.45  unknown (277.12, -26.03)  fermi-#757189924!GCN
4.49     -5.4 (270.76, -29.83)  MAXI J1803-298
4.89  unknown (271.78, -33.78)  V5583 Sgr

[Sun/Moon (RA, Dec)]
Sun :  (288.787, -22.322)
Sun dist:  14.0 deg
Moon:  (24.136, 12.506)
age: 8.18 day

[Longitude/Latitude]
(160.61E, 32.14N)

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	789581145.329 (2025-01-07T16:05:40)	789581494.989 (2025-01-07T16:11:29)		link to lc
2	789586732.930 (2025-01-07T17:38:47)	789587066.532 (2025-01-07T17:44:21)		link to lc
3	789592294.976 (2025-01-07T19:11:29)	789592635.419 (2025-01-07T19:17:10)		link to lc
4	789597868.846 (2025-01-07T20:44:23)	789598214.397 (2025-01-07T20:50:09)		link to lc
5	789603447.077 (2025-01-07T22:17:22)	789603785.352 (2025-01-07T22:23:00)		link to lc
6	789609011.450 (2025-01-07T23:50:06)	789609295.915 (2025-01-07T23:54:50)		link to lc

Localization Error Box