Object |
Period P (days) |
Semimajor axis a (km) |
Eccentricity e |
System mass Msys (1018 kg) |
26308 (1998 SM165) |
130.154±0.003 |
11374±8 |
0.4732±0.0006 |
6.88±0.02 |
Typhon and Echidna (42355 2002 CR46) |
18.982±0.001 |
1580±20 |
0.507±0.009 |
0.87±0.03 |
Quaoar and Weywot (50000 2002 LM60) |
12.431±0.001 |
13330±90 |
0.021±0.006 |
1210±30 |
55637 (2002 UX25) |
8.3095±0.0001 |
4750±40 |
0.18±0.02 |
123±3 |
Logos and Zoe (58534 1997 CQ29) |
309.9±0.2 |
8220±40 |
0.546±0.008 |
0.458±0.007 |
60458 (2000 CM114) |
24.825±0.001 |
2500±30 |
0.03±0.01 |
2.00±0.06 |
Ceto and Phorcus (65489 2003 FX128) |
9.560±0.001 |
1850±40 |
0.008±0.008 |
5.5±0.3 |
Borasisi and Pabu (66652 1999 RZ253) |
46.289±0.002 |
4530±10 |
0.470±0.002 |
3.44±0.03 |
Sila and Nunam (79360 1997 CS29) |
12.51006±0.00002 |
2770±10 |
0.026±0.006 |
10.8±0.2 |
80806 (2000 CM105) |
35.310±0.002 |
2300±40 |
0.02±0.01 |
0.77±0.04 |
Teharonhiawako and Sawiskera (88611 2001 QT297) |
828.8±0.2 |
27600±100 |
0.249±0.002 |
2.43±0.03 |
Orcus and Vanth (90482 2004 DW) |
9.53915±0.00002 |
9000±9 |
0.0009±0.0005 |
635±2 |
119979 (2002 WC19) |
8.403±0.001 |
4090±90 |
0.20±0.05 |
77±5 |
Salacia and Actaea (120347 2004 SB60) |
5.49389±0.00001 |
5730±10 |
0.009±0.003 |
493±3 |
123509 (2000 WK183) |
30.921±0.001 |
2390±30 |
0.009±0.006 |
1.13±0.04 |
134860 (2000 OJ67) |
22.0585±0.0008 |
2270±40 |
0.012±0.006 |
1.90±0.09 |
Eris and Dysnomia (136199 2003 UB313) |
15.78590±0.00003 |
37270±50 |
0.0062±0.0009 |
16470±70 |
Altjira (148780 2001 UQ18) |
139.62±0.01 |
9960±30 |
0.349±0.003 |
4.02±0.04 |
160091 (2000 OL67) |
347.0±0.1 |
7400±100 |
0.24±0.01 |
0.27±0.02 |
160256 (2002 PD149) |
1675±3 |
26800±300 |
0.588±0.008 |
0.54±0.02 |
Varda and Ilmarë (174567 2003 MW12) |
5.75080±0.00003 |
4800±30 |
0.019±0.005 |
264±5 |
Gonggong (225088 2007 OR10) |
25.222±0.002 |
24100±300 |
0.29±0.01 |
1750±70 |
Gǃkúnǁ’hòmdímà and Gǃò’é ǃhú (229762 2007 UK126) |
11.3147±0.0002 |
6040±50 |
0.024±0.007 |
136±3 |
275809 (2001 QY297) |
138.118±0.006 |
9960±30 |
0.418±0.002 |
4.10±0.04 |
303712 (2005 PR21) |
45.91±0.03 |
3390±90 |
0.16±0.03 |
1.5±0.1 |
Mors and Somnus (341520 2007 TY430) |
972.2±0.5 |
20990±80 |
0.1494±0.0007 |
0.78±0.01 |
364171 (2006 JZ81) |
1483±9 |
34000±2000 |
0.85±0.01 |
1.4±0.3 |
Manwë and Thorondor (385446 2003 QW111) |
110.18±0.02 |
6670±40 |
0.563±0.007 |
1.94±0.04 |
469514 (2003 QA91) |
10.1089±0.0003 |
1590±40 |
0.02±0.02 |
3.1±0.3 |
ǂKá̦gára and ǃHãunu (469705 2005 EF298) |
128.11±0.03 |
7700±100 |
0.69±0.01 |
2.2±0.1 |
508788 (2000 CQ114) |
220.48±0.04 |
6940±30 |
0.095±0.005 |
0.545±0.008 |
508869 (2002 VT130) |
30.7542±0.0006 |
3110±60 |
0.014±0.008 |
2.5±0.1 |
524366 (2001 XR254) |
125.58±0.05 |
9310±50 |
0.556±0.005 |
4.06±0.07 |
524531 (2002 XH91) |
371.1±0.2 |
22400±400 |
0.71±0.02 |
6.5±0.4 |
525462 (2005 EO304) |
3541±3 |
69700±200 |
0.216±0.001 |
2.14±0.02 |
554099 (2012 KU50) |
620±3 |
20000±1000 |
0.68±0.06 |
1.7±0.3 |
1998 WW31 |
587.3±0.2 |
22620±40 |
0.819±0.002 |
2.66±0.01 |
1999 OJ4 |
84.115±0.005 |
3310±20 |
0.368±0.004 |
0.405±0.006 |
1999 RT214 |
126.52±0.04 |
3360±60 |
0.29±0.02 |
0.19±0.01 |
2000 CF105 |
3960±10 |
33500±100 |
0.304±0.008 |
0.189±0.003 |
2000 QL251 |
56.449±0.004 |
4990±20 |
0.489±0.004 |
3.09±0.03 |
2001 QC298 |
19.2287±0.0001 |
3810±10 |
0.334±0.002 |
11.9±0.1 |
2001 QW322 |
6590±10 |
103500±300 |
0.458±0.002 |
2.03±0.02 |
2003 QY90 |
309.6±0.2 |
8550±100 |
0.663±0.009 |
0.52±0.02 |
2003 TJ58 |
137.68±0.03 |
3830±50 |
0.516±0.008 |
0.236±0.009 |
2003 UN284 |
3070±10 |
54000±1000 |
0.38±0.02 |
1.30±0.09 |
2004 PB108 |
97.020±0.008 |
10400±80 |
0.438±0.003 |
9.5±0.2 |
2006 BR284 |
1501±1 |
25500±100 |
0.275±0.002 |
0.580±0.007 |
2006 CH69 |
1422±2 |
31600±600 |
0.918±0.002 |
1.24±0.07 |