[X-ray-star:971] GRS 1739-278
maxiweb at maxi.riken.jp
maxiweb at maxi.riken.jp
Wed Jun 25 00:34:41 JST 2025
Now, MAXI also detects GRS 1739-278, currently in the soft state
(H.Negoro).
=====================
MAXI transient alert
2025-06-24 06:20:15 UT
=====================
[Ground Trigger ID]
ID : 850849999
[Count Weighted Position]
RA,Dec: (265.665, -27.748)
Galac.: ( 0.677, 1.167)
Eclip.: (266.153, -4.367)
[Triggered Criteria]
[Highest Significance]
DPTC : 1434781143
UT : 2025/06/24 06:20:15
on : 4orb (S-band)
sigma : 16.1
[Observed flux]
S : 289 +- 18 mCrab
L : 283 +- 25 mCrab
M : 428 +- 31 mCrab
H : 326 +- 82 mCrab
nearby(r<5deg) object
=====================
dist flux (RA, Dec) name
[deg][mCrab] [deg]
=====================
0.00 22.5 (265.67, -27.75) GRS 1739-278,SAXWFC J1742.7-2744.9
0.59 unknown (265.17, -28.15) IGR J17407-2808
0.70 unknown (265.18, -28.30) SLX 1737-282,2E 1737.5-2817
0.96 20.2 (264.98, -28.50) XTE J1739-285
1.10 unknown (266.82, -27.34) IGR J17473-2721
1.16 unknown (264.64, -28.48) GX 359+2,4U 1735-28
1.23 32.7 (264.57, -26.99) SLX 1735-269,1RXS J173817.0-265940
1.27 unknown (266.59, -28.73) 1E 1743.1-2843,2E 1743.1-2842
1.28 unknown (266.26, -28.91) CXOGCS J174502.2-285449
1.34 unknown (266.50, -28.87) GRO J1744-28,SAXWFC J1744.5-2844.6
1.40 unknown (267.02, -28.48) XTE J1748-288,AXJ 1748.0-2829
1.42 134.1 (266.42, -29.01) Galactic Center Region
1.44 unknown (267.28, -27.54) AX J1749.1-2733
1.46 unknown (266.29, -26.40) Swift J1745.1-2624
1.49 166.7 (266.76, -28.88) SAX J1747.0-2853,1A 1743-288
1.57 unknown (267.38, -28.13) Swift J1749.4-2807
1.65 unknown (267.41, -28.35) IGR J17497-2821
1.67 420.3 (266.98, -26.56) GX 3+1,1RXS J174755.8-263352
1.68 unknown (266.04, -26.10) V5581 Sgr
1.68 unknown (266.21, -29.35) KS 1741-293,AX J1744.8-2921
1.80 unknown (267.27, -26.65) GRO J1750-27,AX J1749.1-2639
1.92 132.6 (266.52, -29.52) 2E 1742.9-2929,GC X-1
2.01 unknown (265.98, -29.74) 1E 1740.7-2942,SAXWFC J1743.8-2945.1
2.07 unknown (264.88, -29.70) GRS 1736-297,RX J1739.4-2942
2.14 unknown (267.60, -29.04) SAX J1750.8-2900
2.15 unknown (266.19, -29.85) Swift J174444.9-295042
2.16 unknown (265.27, -29.88) EXS 1737.9-2952
2.19 unknown (263.21, -27.50) IGR J17329-2731
2.24 unknown (267.45, -29.35) IGR J17498-2921
2.34 unknown (268.26, -28.21) V5586 Sgr
2.48 unknown (266.86, -30.00) SLX 1744-299
2.51 unknown (263.56, -26.09) 1RXS J173413.0-260527,KS 1731-260
2.52 unknown (266.86, -30.04) 1RXS J174725.6-300241,SLX 1744-300
2.57 unknown (268.56, -27.91) AX J1754.2-2754
2.70 unknown (264.80, -30.34) XTE J1739-302,IGR J17391-3021
2.86 unknown (264.39, -30.38) IGR J17375-3022
2.98 unknown (268.61, -26.33) IGR J17544-2619
3.11 1.3 (263.95, -30.47) Terzan 1,XB 1732-304
3.12 unknown (267.35, -30.50) IGR J17494-3030
3.15 unknown (266.58, -30.79) IGR J17460-3047,IGR17460-3047
3.18 19.1 (267.23, -24.89) Terzan 5,EXO 1745-248
3.18 unknown (268.43, -25.74) Swift J1753.7-2544
3.25 36.8 (263.61, -30.45) MAXI J1735-304
3.34 unknown (265.04, -31.04) AX J1740.1-3102,GRS 1737-31
3.43 unknown (267.79, -30.63) XTE J1751-305,SAXWFC J1751.2-3037.7
3.51 unknown (262.12, -29.37) IGR J17285-2922
3.69 unknown (267.77, -30.95) IGR J17511-3057
3.71 27.0 (261.63, -28.83) V2674 Oph,Nova Oph 2010 No. 2
3.83 26.8 (263.01, -24.75) GX 1+4,V2116 Oph
3.96 2.3 (267.69, -31.29) GRS 1747-312,SAXWFC J1750.8-3116.5
4.00 unknown (263.38, -31.22) GRS 1730-312,KS 1730-312
4.15 unknown (269.24, -25.11) Swift J1756.9-2508
4.18 unknown (263.30, -24.14) IGR J17331-2406
4.32 unknown (266.94, -23.59) V5587 Sgr
4.42 unknown (268.10, -31.63) SAX J1752.3-3138,INTREF 865
4.49 49.3 (261.89, -30.80) Terzan 2,4U 1724-307,ESO 454-SC 029
4.55 -1.6 (266.56, -32.23) H 1743-322,XTE J17464-3213
4.60 unknown (270.30, -25.74) GRS 1758-258,1RXS J180112.6-254435
4.63 unknown (268.38, -23.82) SAX J1753.5-2349
4.92 1219.6 (270.28, -25.08) GX 5-1,1RXS J180108.7-250444
4.93 4.7 (270.76, -29.83) MAXI J1803-298
[Sun/Moon (RA, Dec)]
Sun : (92.898, 23.419)
Moon: (74.769, 27.725)
age: 28.06 day
[Longitude/Latitude]
(107.88E, 26.79S)
---
For more information:
http://maxi.riken.jp/alert/novae/0850849999/0850849999.htm
About MAXI data:
http://maxi.riken.jp/
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