Pulsars in globular clusters

The table below includes all the published pulsars in globular clusters with references.
Total number of pulsars: 101, in 24 globular clusters.
Of these, 54 have no published timing solutions, and two need confirmation.
Pulsars added to previous version of this page: Terzan 5 E-Y.
ASCII version of the table below.
Go to the plot of mass function versus orbital period
Other related sites:

Cluster/Pulsar Offset 
(arcmin)		 Period (a)
(ms)		 dP/dt  (a,b)
(10-20)		 DM
(cm-3 pc)		 Orbital period
(days)		 x (s) Eccentricity m2 (c)
(solar masses)		 References
47 Tuc (NGC 104)
 rc = 0.44 rh = 2.79 rt = 47.25





J0023-7204C 1.21 5.75678 -4.9850(6) 24.599(2) i i i i mlj+90,rlm+95
J0024-7204D 0.68 5.35757 -0.3429(7) 24.729(2) i i i i mlr+91,rlm+95
J0024-7205E 0.65 3.53633 +9.8510(6) 24.230(2) 2.25684 1.9818423(8) 0.0003152(9) 0.18 mlr+91,rlm+95,fcl+01
J0024-7204F 0.19 2.62358 +6.4500(4) 24.379(5) i i i i mlr+91,fcl+01
J0024-7204G 0.29 4.04038 -4.215(2) 24.441(5) i i i i mlr+91,fcl+01
J0024-7204H 0.77 3.21034 -0.183(1) 24.36(3) 2.35770 2.152813(3) 0.070560(3) 0.19 (i) mlr+91,fcl+01,fck+03
J0024-7204I 0.29 3.48499 -4.587(2) 24.42(2) 0.22979 0.038447(2) < 0.0004 0.015 mlr+91,rlm+95,fcl+01
J0023-7203J (e) 1.00 2.10063 -0.97922(9) 24.5848(9) 0.12066 0.0404022(2) < 0.00004 0.024 mlr+91,rlm+95,clf+00,fck+03
J0024-7204L 0.14 4.34617 -12.206(4) 24.38(5) i i i i mlr+91,fcl+01
J0023-7205M 1.05 3.67664 -3.844(3) 24.42(2) i i i i mlr+91,fcl+01
J0024-7204N 0.49 3.05395 -2.1870(9) 24.57(2) i i i i rlm+95,fcl+01
J0024-7204O (e) 0.06 2.64334 +3.0354(9) 24.363(10) 0.13597 0.045151(2) < 0.00016 0.025 clf+00,fcl+01,fck+03
J0024-7204P * 3.64302 * 24.3 0.1472 0.0380 0.0 0.02 clf+00
J0024-7204Q 0.98 4.03318 +3.402(2) 24.29(2) 1.18908 1.462209(4) 0.000085(5) 0.21 clf+00,fcl+01
J0024-7204R (e) * 3.48046 * 24.4 0.0662 0.0334 0.0 0.030 clf+00
J0024-7204S 0.19 2.83041 -12.054(2) 24.353(9) 1.20172 0.766270(3) 0.000394(7) 0.10 clf+00,fkl01,fck+03
J0024-7204T 0.34 7.58848 +29.37(1) 24.39(6) 1.12618 1.33850(2) 0.00040(2) 0.20 clf+00,fkl01,fcl+01
J0024-7203U 0.94 4.34283 +9.523(1) 24.335(4) 0.42911 0.526950(1) 0.000149(4) 0.14 clf+00,fcl+01,egh+01
J0024-7204V (e?) * 4.810 * 24.1 0.227(16)(g) 0.85(13)(g) 0.0 ? clf+00
J0024-7204W (e) 0.08 2.35234 * 24.3 0.1330 0.2435 0.0 0.14 clf+00,egc+02
J0024-7204X * 4.771 * 24.0(2) * * * * lcf+03
J0024-7204Y * 2.19666(g) * 24.2(1)(g) 0.52194(g) 0.671759(g) 0.0 0.16 lcf+03
NGC 1851
 rc = 0.06 rh = 0.52 rt = 11.70





J0514-4002 * 4.99058 * 52.15(10) 18.7850(8) 36.4(2) 0.889(2) 1.1 fgri04
M53 (NGC 5024)
 rc = 0.36 rh = 1.11 rt = 21.75





B1310+18 * 33.1632 * 24.0(1.5) 255.8(6) 84.2(7) < 0.01 0.35 kapw91
M3 (NGC 5272)
 rc = 0.55 rh = 1.12 rt = 38.19





J1342+2822A * 2.545 * 26.5 * * * * rhs+04
J1342+2822B * 2.389 * 26.2 1.42 1.9 0.0 0.24 rhs+04
J1342+2822C (f) * 2.166 * 26.5 * * * * rhs+04
J1342+2822D * 5.443 * 26.3 * * * * rhs+04
M5 (NGC 5904)
 rc = 0.42 rh = 2.11 rt = 12.07





B1516+02A 0.50 5.55359 +4.122(6) 30.08(5) i i i i awkp97
B1516+02B 0.30 7.94694 -0.33(3) 29.47(11) 6.85845 3.04859(7) 0.13784(3) 0.13 (ii) awkp97
J1518+0204C (e) * 2.484 * 29.3 0.087 0.057 0.0 0.04 rhs+04
J1518+0204D * 2.988 * 29.3 1.22 1.6 0.0 0.2 rhs+04
J1518+0204E * 3.182 * 29.3 1.10 1.2 0.0 0.17 rhs+04
 M4 (NGC 6121)
 rc = 0.83 rh = 3.65 rt = 32.49





B1620-26 0.767 11.0758 -5.4693(3) 62.8633(5) 191.44281 64.809460(4) 0.02531545(12) 0.32 lbb+88,ml88,tat+93,tacl99,srh+03
M13 (NGC 6205)
 rc = 0.78 rh = 1.49 rt = 25.19





B1639+36A * 10.3775 < 4.5 30.36(4) i i i i kapw91
B1639+36B * 3.52807 * 29.5(1.5) 1.25911 1.389(2) < 0.001 0.19 and92
J1641+3627C * 3.722 * 30.1 i i i i rhs+04
J1641+3627D * 3.118 * 30.6 0.591 0.92 0.0 0.21 rhs+04
J1641+3627E * 2.487 * 30.3 0.213 0.17 0.0 0.07 rhs+04
M62 (NGC 6266)
  rc = 0.18 rh = 1.23 rt = 8.97





J1701-3006A 0.32 5.24157 -13.196(9) 115.03(4) 3.80595 3.483724(8) < 0.000004 0.23 dlm+01,pdm+03
J1701-3006B (e) 0.028 3.59385 -34.978(7) 113.44(4) 0.14455 0.252775(13) < 0.00007 0.14 pdm+03
J1701-3006C 0.175 3.80642 -3.189(11) 114.56(7) 0.21500 0.192880(12) < 0.00006 0.08 pdm+03
J1701-3006D * 3.418 * 114.4(3) 1.12 0.98 0.0(?) 0.14 cha03
J1701-3006E (e) * 3.234 * 114.4(3) 0.16 0.07 0.0 0.035 cha03
J1701-3006F * 2.295 * 114.4(3) 0.20 0.05 0.0 0.02 cha03
NGC 6342
 rc = 0.05 rh = 0.88 rt = 14.86





B1718-19 (e) 2.3 1004.04 +1.59(2)*10-15 71.0(2) 0.25827 0.3526(8) < 0.005 0.13 lbhb93,kkk+00
NGC 6397
 rc = 0.05 rh = 2.33 rt = 15.81





J1740-5340 (e) 0.917 3.65033 +16.8(7) 71.8(2) 1.35406 1.65284(7) < 0.0001 0.21 (iii) dlm+01,dpm+01,fpds01
Terzan 5
 rc = 0.18 rh = 0.83 rt = 9.84





J1748-2446A (e) 0.50 11.5632 -3.40(4) 242.1(2) 0.075646 0.11971(3) 0.0 0.10 ljm+90,lmbm00,nat00
J1748-2446C 0.17 8.43610 -60.6(4) 237(1) i i i i lmbm00
J1748-2446D * 4.71398 * 243.83 i i i i ran01,rhs+05
J1748-2446E * 2.19780 * 236.84 60.06 23.6 0.02 0.25 rhs+05
J1748-2446F * 5.54014 * 239.18 i i i i rhs+05
J1748-2446G * 21.6719 * 237.57 i i i i rhs+05
J1748-2446H * 4.92589 * 238.13 i i i i rhs+05
J1748-2446I * 9.57019 * 238.73 1.328 1.818 0.428 0.24 (iv) rhs+05
J1748-2446J * 80.3379 * 234.35 1.102 2.454 0.350 0.39 (v) rhs+05
J1748-2446K * 2.96965 * 234.81 i i i i rhs+05
J1748-2446L * 2.24470 * 237.74 i i i i rhs+05
J1748-2446M * 3.56957 * 238.65 0.4431 0.596 0 0.16 rhs+05
J1748-2446N * 8.66690 * 238.47 0.3855 1.619 0.000045 0.55 rhs+05
J1748-2446O (e) * 1.67663 * 236.38 0.2595 0.112 0 0.04 rhs+05
J1748-2446P (e) * 1.72862 * 238.79 0.3626 1.272 0 0.43 rhs+05
J1748-2446Q * 2.812 * 234.50 * * * * rhs+05
J1748-2446R * 5.02854 * 237.60 i i i i rhs+05
J1748-2446S * 6.11664 * 236.26 i i i i rhs+05
J1748-2446T * 7.08491 * 237.70 i i i i rhs+05
J1748-2446U * 3.289 * 235.50 * * * * rhs+05
J1748-2446V * 2.07251 * 239.11 0.5036 0.567 0 0.14 rhs+05
J1748-2446W * 4.20518 * 239.14 4.877 5.869 0.015 0.34 rhs+05
J1748-2446X * 2.999 * 240.03 * * * * rhs+05
J1748-2446Y * 2.04816 * 239.11 1.17 1.16 0 0.16 rhs+05
NGC 6440
 rc = 0.13 rh = 0.58 rt = 6.31





B1745-20 0.1 288.603 +0.400(1)*10-15 220(1) i i i i lmd96
NGC 6441
 rc = 0.11 rh = 0.64 rt = 8.00





J1750-37 * 111.609 * 233 17.3 24.4 0.71 0.7 pdm+01
NGC 6522
 rc = 0.05 rh = 1.04 rt = 16.44





J1803-30 * 7.101 * 192 i i i i pdm+01
NGC 6539
 rc = 0.54 rh = 1.67 rt = 21.46





B1802-07 0.25 23.1009 +47.0(4) 186.38(1) 2.61676 3.92059(5) 0.21206(2) 0.35 (vi) dbl+93,tamt93
NGC 6544
 rc = 0.05 rh = 1.77 rt = 2.05





J1807-2459A * 3.05945 * 134.0(4) 0.071092 0.01220(3) 0.0 0.010 dlm+01,rgh+01
J1807-2459B * 4.186 * 134 * * * * cha03
NGC 6624
 rc = 0.06 rh = 0.82 rt = 20.55





B1820-30A 0.05 5.44000 +338.5(1) 86.8(1) i i i i bbl+94
B1820-30B 0.23 378.596 +0.0315(3)*10-15 87.0(1) i i i i bbl+94
B1820-30C * 405.9 * 87 * * * * cha03
M28 (NGC 6626)
 rc = 0.24 rh = 1.56 rt = 11.27





B1821-24 0.022 3.05431 +155(7) 120 i i i i lbm+87, fbtg88, cb04, rfk+04
NGC 6749
 rc = 0.77 rh = 1.10 rt = 5.21





J1905+0154A * 3.193 * 194 * * * * rhs+04
J1905+0154B (f) * 4.968 * 192 * * * * rhs+04
NGC 6752
 rc = 0.17 rh = 2.34 rt = 55.34





J1911-5958A 6.39 3.26619 +0.307(10) 33.68(1) 0.83711 1.206045(2) < 0.00001 0.22 dlm+01,dpf+02,bvkh03,fpsd03
J1910-5959B 0.10 8.35780 -79.9(5) 33.28(4) i i i i dpf+02
J1911-6000C 2.70 5.27733 +0.22(7) 33.21(4) i i i i dpf+02
J1910-5959D 0.19 9.03529 +96.3(3) 33.32(5) i i i i dpf+02
J1910-5959E 0.13 4.57177 -43.7(1) 33.29(5) i i i i dpf+02
NGC 6760
 rc = 0.33 rh = 2.18 rt = 12.96





J1911+0102A 0.42 3.61852 -0.658 202.678(3) 0.140996 0.037658(2) < 0.00013 0.020 dma+93,fhn+05
J1911+0101B 0.12 5.38432 -0.2 196.69(2) i i i i fhn+05
M71 (NGC 6838)
 rc = 0.63 rh = 1.65 rt = 8.96





J1953+1846A (e) * 4.888 * 117 0.1766 0.078 0.0 0.036 rhs+04
M15 (NGC 7078)
 rc = 0.07 rh = 1.06 rt = 21.50





B2127+11A 0.018 110.665 -2107(3) 67.31(5) i i i i and92
B2127+11B 0.079 56.1330 +956(6) 67.69(12) i i i i agk+91,and92
B2127+11C (d) 0.944 30.5293 +499.1(2.5) 67.13(5) 0.33528 2.5183(12) 0.681386(16) 1.12(vii) agk+91,and92
B2127+11D 0.019 4.80280 -107.5(1.2) 67.28(21) i i i i and92
B2127+11E 0.135 4.65144 +17.8(7) 66.51(12) i