List of 120 Galactic Type-I X-ray bursters

Updates:
February 26, 2024:Added orbital period to new burster SRGA J144459.2-604207
February 23, 2024:Added new burster SRGA J144459.2-604207
February 13, 2024:Added new burster Terzan X-2
November 23, 2022:Added spin for 4U 1730-22
June 22, 2022:New burster MAXI J1816-195
February 10, 2022:New burster MAXI J0556-332
July 10, 2021:New burster 4U 1730-22
February 11, 2021:Added mHz QPOs from EXO 0748-676, 1RXS J180408.9-342058 and GS 1826-24
February 4, 2021:Added 2 (old) superbursts from Aql X-1
January 29, 2021:Added 2nd superburst from 4U 1608-52
May 23, 2020:New burster MAXI J0911-655
March 18, 2020:New burster Swift J1858.6-0814
February 28, 2020:New burster IGR J17591-2342
October 30, 2019:New burster MAXI J1807+132
August 30, 2018:Burst oscillation in IGR J18245-2452
April 6, 2018:Burst oscillation in IGR J17379-3747
March 18, 2018:New superburster GS 1826-24
February 2, 2018:'Old' UCXB 4U 1543-624 first seen to burst
December 17, 2017:new burster MAXI J1621-501
August 13, 2017:new burster SWIFT J181723.1-164300
July 11, 2017:new burster XMMU J181227.8-181234 = XTE J1812-182
April 11, 2017:new burster IGR J17445-2747=XMMSL1 J174429.4-274609
March 4, 2016:the first X-ray burst of 4U 1822-000, after at least 44 years of accretion
August 10, 2015: new burster IGR J00291+5934
December 1, 2014: added 2nd superburst 4U 0614+09
January 21, 2014: new burster MAXI J1421-613
December 10, 2013: new burster Swift J1734.5-3027
April 10, 2013: new burster IGR J18245-2452 in M28 (or is it AX J18245-2451?)

(old updates, see bottom of this page)


v
Object Trans-
ient?
Orbital
period
(hr)
Accretion
rate
(% of Edd)
and range
Oscillation/
pulsation
(Hz)
Super-
burst?
Burst
only?**
mHz QPOs
IGR J00291+5934 t 2.5 0.1 (2-10) 598      
MX 0513-40 (NGC 1851)   0.3 2 (2-10)        
MAXI J0556-332 t   30        
4U 0614+09   0.8? 0.8 415 y (2)    
EXO 0748-676 lt 3.82 1* 45 , 552     5-13 mHz
GS 0836-429 t            
MAXI J0911-655/Swift J0911.9-6452 lt 0.74 0.1 (2-10) 340      
2S 0918-549     0.5        
4U 1246-588     0.5        
4U 1254-69   3.93 17* 95? y (1)    
4U 1323-62   2.93 4*       8 mHz
SAX J1324.5-6313 t?         y  
MAXI J1421-613 t            
SRGA J144459.2-604207 t 5.2 ~0.5 447.8      
Cen X-4 t 15.1          
Cir X-1   398.4 100        
4U 1543-624 n 0.3 1        
UW Crb   1.85 16        
4U 1608-522 t 12.0   620 y (2)   8 mHz
MAXI J1621-501 t            
4U 1636-536   3.80 11 (3-16) 581 y (4)   8 mHz
MAXI J1647-227 t            
MXB 1658-298 lt 7.11   567      
XTE J1701-407 t            
XTE J1701-462 lt   -100        
4U 1702-429     3 (2-6) 329      
4U 1705-440     14 (1-70)        
IGR J17062-6143 t            
4U 1708-40     26        
1RXS J170854.4-321857     2        
XTE J1709-267 t            
XTE J1710-281   3.28 1* (1-4)        
2S 1711-339 lt            
SAX J1712.6-3739     0.5        
MX 1716-31 t            
RX J1718.4-4029     0.03        
IGR J17191-2821 t     294      
XTE J1723-376 t            
IGR J17254-3257 t   0.6        
1E 1724-3045 (Terzan 2) lt   2 (2-8)        
GX 354-0     4 (3-18) 363      
4U 1730-22 t     probably 585      
KS 1731-260 lt   6-38 524 y (1)    
XB 1733-30 (Terzan 1) lt            
Rapid burster (Liller 1) t            
SLX 1735-269     1 (1-3)        
Swift J1734.5-3027 t       1?    
4U 1735-44   4.65 29 (19-50)   y (1)    
1RXH J173523.7-354013     0.05        
SLX 1737-282     0.4        
IGR J17380-3749=IGR J17379-3747 t 1.88   468      
XTE J1739-285 t     1122      
GRS 1741.9-2853 t            
KS 1741-293 t     589      
A 1742-294     3        
A 1742-289 t            
A1744-361 t     530      
SLX 1744-299     3        
SLX 1744-300     2        
IGR J17445-2747 = XMMSL1 J174429.4-274609 t?   <1     y  
XMM J174457-2850.3 t            
XB 1745-248 (Terzan 5) t       y (1)    
AX J1745.6-2901   8.36          
4U 1746-37 (NGC 6441)   5.7 3* (2-16)        
XTE J1747-274=IGR J17473-2721 t            
XMMU J174716.1-281048 t            
GRS 1747-312 (Terzan 6) t 12.4          
Terzan 6 X-2 n <16.27 ~0.01        
EXO 1747-214 t            
GX 3+1     22 (15-40)   y (1)    
SAX J1747.0-2853 t       y (1)    
IGR J17480-2446 (Terzan 5) t 21.3   11     3 mHz
Swift J174805.3-244637 (Terzan 5) t            
SAX J1748.9-2021 (NGC 6440) t     410      
Swift J1749.4-2807 t 8.8   518***      
IGR J17498-2921 t 3.8   401      
SAX J1750.8-2900 t     600      
IGR J17511-3057 t 3.5   245      
SAX J1752.3-3138 t?         y  
SAX J1753.5-2349 t?         y  
AX J1754.2-2754              
XTE J1759-220   3.4? 3        
IGR J17591-2342 t 8.8   527      
2S 1803-245 t            
1RXS J180408.9-342058     0.01       5-8 mHz
SAX J1806.5-2215 t            
MAXI J1807+132 t   ~3 (0.5-10)        
SAX J1808.4-3658 t 2.01   401      
XTE J1810-189 t            
SAX J1810.6-2609 t            
XTE J1812-182 t   >25        
XTE J1814-338 t 4.27   314      
GX 13+1   592.8 74        
4U 1812-12     0.5        
GX 17+2     100   y (4)    
MAXI J1816-195 t 4.83 15 528      
SWIFT J181723.1-164300 t   >5        
SAX J1818.7+1424 t?         y  
4U 1820-303 (NGC 6624)   0.19 25 (13-70)   y (2)    
4U 1822-00   3.2 2-4 (2-10)        
AX J18245-2451 (M28)              
IGR J18245-2452=AX J18245-2451? (M28) t     254      
GS 1826-24 lt 2.1? 7 (5-9) 611? y (1)   8 mHz
SAX J1828.5-1037 t       y (1)    
1H 1832-33 (NGC 6652)   2.15 1        
Ser X-1     43 (38-56)   y (3)    
Swift J185003.2-005627 t            
4U 1850-08 (NGC 6712)   0.34? 0.5        
Swift J1858.6-0814 t 21.8          
HETE J1900.1-2455 t 1.39   376      
MXB 1906+000 lt   1-2        
Aql X-1 t 19.0   549 y (2)   6-7 mHz
4U 1915-05   0.83 1* 270      
SWIFT J1922.7-1716 t            
XB 1940-04           y?  
XTE J2123-058 t 5.96          
4U 2129 + 11 (M15 X-2)   0.36 1        
4U 2129+47 lt 5.24          
Cyg X-2   236.2 100*        
SAX J2224.9+5421 t?         y  

* = high-inclination source and, therefore, more uncertain accretion rate

** = burst-only sources are those bursters for which one burst was detected and no detection of any appreciable accretion flux, sometimes even within a few hours of the burst. Such sources are very similar to X-ray flashes, which are very soft gamma-ray bursts. Thus, burst-only sources should be considered as uncertain X-ray burster identifications, even though their spectrum is consistent with a black body and the tail shows cooling.

*** = this is the signal of a ms pulsar. Bursts have not been detected yet with RXTE-PCA.


Jean in 't Zand (SRON), 26-February-2024


Old updates:
December 10, 2013: new burster Swift J1734.5-3027
April 10, 2013: new burster IGR J18245-2452 in M28 (or is it AX J18245-2451?)
August 14, 2012: new burster XMM J174457-2850.3
July 19, 2012: new burster Swift J174805.3-244637
June 27, 2012: new burster IGR J17062-6143
June 21, 2012: new burster MAXI J1647-227
April 19, 2012: new burster 1RXS J180408.9-342058
January 20, 2012Added 2.15 hr orbital period to 1H 1832-33 and added superburst to 4U 1820-30
November 22, 2011:Added superburst from SAX J1828.5-1037
November 7, 2011:Added superburst from XB 1745-248
November 6, 2011:Added new burster SWIFT J1922.7-1716
August 18, 2011:Added orb period and burst oscillation for IGR J17498-2921
August 16, 2011: new burster IGR J17498-2921
June 30, 2011: new burster Swift J185003.2-005627
April 6, 2011:Added column with mHz QPOs
March 25, 2011:A cumbersome action made easy: search X-ray burst publications in ADS: Click here
March 3, 2011:Superburst detected in SAX J1747.0-2853
January 18, 2011:Renamed IGR J17364-2711 to IGR J17380-3749
October 26, 2010:Included IGR J17480-2446, the slowest rotating bursting NS
April 27, 2010: Updated Swift J1749.4-2807. This is now a transient eclipsing ms pulsar
January 27, 2010: added 1RXH J173523.7-354013
November 26, 2009:Added Swift J1749.4-2807, column identifying burst only sources, and orbital period of 0513-40
September 14, 2009: added missing XTE J1723-376 (thanks Jerome Chenevez!) and new burster IGR J17511-305
August 3, 2009: added long-term average values for accretion rate for persistently active sources (from in 't Zand et al. 2007, A&A, 465, 953)
July 31, 2009: indicated number of superbursts per source
July 30, 2009: added second burst oscillation found in EXO 0748-676
April 3, 2009: burst oscillations detected in HETE J1900.1-2455
July 18, 2008: new burster XTE J1701-407
April 2, 2008: new burster XTE J1747-274=IGR J17473-2721
March 27, 2008 (added XTE J1810-189)
December 30, 2007: (added 415 Hz oscillation 4U 0614+091)
July 19, 2007: (added new burster XTE J1701-462)
June 13, 2007: (added new burster AX J1754.2-2754 and 294 Hz oscillation for IGR J17191-2821)