HR 6012 [#800751372667]

100.00%
HR 6012 A / F (White) Star (Scoopable)
Distance to arrival:
0 ls
Estimated value:
1,229 cr

Solar masses:
1.5898
Solar radius:
1.3290
Age:
1,864 million years
Luminosity:
V

Surface temperature:
7,537 K
HR 6012 A 1 / Class III gas giant
Distance to arrival:
798 ls
Estimated value:
1,003 cr

Earth masses:
1,217.8643
Radius:
76,091 km

Reserve level:
Pristine

Gravity:
8.56 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
505 K
HR 6012 A 2 / Class III gas giant
Distance to arrival:
1,105 ls
Estimated value:
980 cr

Earth masses:
1,028.9261
Radius:
76,697 km

Reserve level:
Pristine

Gravity:
7.12 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
422 K
HR 6012 A 2 a / Rocky body
Distance to arrival:
1,108 ls
Estimated value:
500 cr

Earth masses:
0.0037
Radius:
1,082 km

Gravity:
0.13 G

Volcanism:
Major Rocky Magma
Atmosphere:
Sulphur dioxide
Terraforming state:
Not terraformable

Surface temperature:
292 K
HR 6012 A 2 b / Rocky body (Landable)
Distance to arrival:
1,109 ls
Estimated value:
500 cr

Earth masses:
0.0034
Radius:
1,054 km

Gravity:
0.12 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
285 K

Materials:
Fe (19.0%) S (18.6%) C (15.6%) Ni (14.3%) P (10.0%) Cr (8.5%) Ge (5.5%) V (4.7%) Cd (1.5%) Mo (1.2%) Sb (1.2%)
HR 6012 A 2 c / Rocky body (Landable)
Distance to arrival:
1,109 ls
Estimated value:
500 cr

Earth masses:
0.0128
Radius:
1,629 km

Gravity:
0.20 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
278 K

Materials:
Fe (19.1%) S (18.6%) C (15.6%) Ni (14.4%) P (10.0%) Mn (7.9%) Ge (5.5%) V (4.7%) Cd (1.5%) Te (1.4%) Mo (1.3%)
HR 6012 A 2 c a / Rocky body (Landable)
Distance to arrival:
1,109 ls
Estimated value:
500 cr

Earth masses:
0.0006
Radius:
592 km

Gravity:
0.07 G

Volcanism:
Major Silicate Vapour Geysers
Atmosphere:
No atmosphere

Surface temperature:
278 K

Materials:
S (20.4%) Fe (18.0%) C (17.1%) Ni (13.6%) P (11.0%) Cr (8.1%) Ge (6.0%) As (2.7%) Y (1.1%) W (1.0%) Sn (0.9%)
HR 6012 A 2 d / Rocky body
Distance to arrival:
1,096 ls
Estimated value:
500 cr

Earth masses:
0.0208
Radius:
1,910 km

Surface pressure:
1.84 Atmospheres

Gravity:
0.23 G

Volcanism:
No volcanism
Atmosphere:
Hot Water

Surface temperature:
626 K
HR 6012 A 3 / Class III gas giant
Distance to arrival:
1,373 ls
Estimated value:
976 cr

Earth masses:
1,002.1489
Radius:
77,010 km

Gravity:
6.87 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
393 K
HR 6012 A 3 a / Rocky body
Distance to arrival:
1,372 ls
Estimated value:
500 cr

Earth masses:
0.0015
Radius:
804 km

Surface pressure:
25.59 Atmospheres

Gravity:
0.09 G

Volcanism:
No volcanism
Atmosphere:
Hot thick Water

Surface temperature:
843 K
HR 6012 A 3 b / Rocky body
Distance to arrival:
1,375 ls
Estimated value:
500 cr

Earth masses:
0.0015
Radius:
803 km

Surface pressure:
0.30 Atmospheres

Gravity:
0.09 G

Volcanism:
No volcanism
Atmosphere:
Water

Surface temperature:
483 K
HR 6012 A 3 c / Rocky body
Distance to arrival:
1,377 ls
Estimated value:
500 cr

Earth masses:
0.0021
Radius:
906 km

Surface pressure:
0.39 Atmospheres

Gravity:
0.11 G

Volcanism:
No volcanism
Atmosphere:
Water

Surface temperature:
490 K
HR 6012 A 3 d / Rocky body (Landable)
Distance to arrival:
1,369 ls
Estimated value:
500 cr

Earth masses:
0.0010
Radius:
702 km

Gravity:
0.08 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
250 K

Materials:
Fe (19.9%) S (19.5%) C (16.4%) Ni (15.0%) P (10.5%) Mn (8.2%) V (4.9%) Zr (2.3%) Nb (1.4%) Ru (1.2%) Hg (0.9%)
HR 6012 A 3 e / Rocky body (Landable)
Distance to arrival:
1,381 ls
Estimated value:
500 cr

Earth masses:
0.0016
Radius:
817 km

Gravity:
0.10 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
247 K

Materials:
Fe (20.2%) S (19.8%) C (16.6%) Ni (15.3%) P (10.7%) Mn (8.3%) Se (3.1%) As (2.6%) Cd (1.6%) Mo (1.3%) Po (0.5%)
HR 6012 A 3 f / Rocky body (Landable)
Distance to arrival:
1,363 ls
Estimated value:
500 cr

Earth masses:
0.0033
Radius:
1,043 km

Gravity:
0.12 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
244 K

Materials:
Fe (19.8%) S (19.3%) C (16.2%) Ni (15.0%) P (10.4%) Mn (8.2%) V (4.9%) Se (3.0%) Nb (1.4%) Y (1.2%) Hg (0.9%)
HR 6012 A 3 f a / Rocky body
Distance to arrival:
1,363 ls
Estimated value:
500 cr

Earth masses:
0.0002
Radius:
426 km

Gravity:
0.05 G

Volcanism:
Major Rocky Magma
Atmosphere:
Sulphur dioxide

Surface temperature:
244 K
HR 6012 A 4 / Class III gas giant
Distance to arrival:
2,001 ls
Estimated value:
1,058 cr

Earth masses:
1,773.3895
Radius:
73,974 km

Reserve level:
Pristine

Gravity:
13.18 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
534 K
HR 6012 A 4 a / Rocky body (Landable)
Distance to arrival:
2,000 ls
Estimated value:
500 cr

Earth masses:
0.0066
Radius:
1,311 km

Gravity:
0.16 G

Volcanism:
Metallic Magma
Atmosphere:
No atmosphere

Surface temperature:
274 K

Materials:
Fe (18.9%) S (18.5%) C (15.6%) Ni (14.3%) P (10.0%) Cr (8.5%) Mn (7.8%) Se (2.9%) Nb (1.3%) Mo (1.2%) Ru (1.2%)
HR 6012 A 4 b / Rocky body
Distance to arrival:
1,995 ls
Estimated value:
500 cr

Earth masses:
0.0024
Radius:
942 km

Surface pressure:
25.53 Atmospheres

Gravity:
0.11 G

Volcanism:
No volcanism
Atmosphere:
Hot thick Water

Surface temperature:
806 K
HR 6012 A 4 c / Rocky body (Landable)
Distance to arrival:
1,996 ls
Estimated value:
500 cr

Earth masses:
0.0037
Radius:
1,084 km

Gravity:
0.13 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
245 K

Materials:
Fe (20.2%) S (19.6%) C (16.5%) Ni (15.3%) P (10.6%) Cr (9.1%) As (2.6%) Zr (2.4%) Cd (1.6%) Ru (1.3%) Hg (0.9%)
HR 6012 A 4 c a / Rocky body (Landable)
Distance to arrival:
1,996 ls
Estimated value:
500 cr

Earth masses:
0.0003
Radius:
472 km

Gravity:
0.05 G

Volcanism:
Major Silicate Vapour Geysers
Atmosphere:
No atmosphere

Surface temperature:
245 K

Materials:
S (20.5%) Fe (18.2%) C (17.3%) Ni (13.7%) P (11.1%) Mn (7.5%) Zn (4.9%) V (4.5%) W (1.0%) Sn (1.0%) Po (0.4%)
HR 6012 A 4 d / Rocky body (Landable)
Distance to arrival:
1,999 ls
Estimated value:
500 cr

Earth masses:
0.0024
Radius:
941 km

Gravity:
0.11 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
236 K

Materials:
Fe (19.6%) S (19.2%) C (16.1%) Ni (14.8%) P (10.3%) Cr (8.8%) Zn (5.3%) As (2.5%) Cd (1.5%) Sn (1.2%) Tc (0.7%)
HR 6012 A 5 / Gas giant with water-based life
Distance to arrival:
1,953 ls
Estimated value:
790 cr

Earth masses:
200.0839
Radius:
68,198 km

Reserve level:
Pristine

Gravity:
1.75 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
224 K
HR 6012 A 5 a / Rocky body (Landable)
Distance to arrival:
1,953 ls
Estimated value:
500 cr

Earth masses:
0.0007
Radius:
620 km

Gravity:
0.07 G

Volcanism:
Minor Metallic Magma
Atmosphere:
No atmosphere

Surface temperature:
212 K

Materials:
Fe (19.0%) S (18.6%) C (15.7%) Ni (14.4%) P (10.0%) Cr (8.5%) Zn (5.2%) V (4.7%) Te (1.4%) Nb (1.3%) Mo (1.2%)
HR 6012 A 5 b / Rocky body
Distance to arrival:
1,953 ls
Estimated value:
500 cr

Earth masses:
0.0011
Radius:
721 km

Gravity:
0.08 G

Volcanism:
Rocky Magma
Atmosphere:
Sulphur dioxide

Surface temperature:
211 K
HR 6012 A 6 / Class II gas giant
Distance to arrival:
2,729 ls
Estimated value:
22,439 cr

Earth masses:
70.1846
Radius:
49,852 km

Reserve level:
Pristine

Gravity:
1.15 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere
Terraforming state:
Not terraformable

Surface temperature:
168 K
HR 6012 A 6 a / Rocky body (Landable)
Distance to arrival:
2,727 ls
Estimated value:
500 cr

Earth masses:
0.0004
Radius:
538 km

Surface pressure:
0.00 Atmospheres

Gravity:
0.06 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
167 K

Materials:
Fe (19.6%) S (19.2%) C (16.2%) Ni (14.8%) P (10.4%) Cr (8.8%) Zn (5.3%) As (2.5%) Ru (1.2%) W (1.1%) Hg (0.9%)
HR 6012 A 6 b / Rocky body (Landable)
Distance to arrival:
2,732 ls
Estimated value:
500 cr

Earth masses:
0.0009
Radius:
669 km

Surface pressure:
0.00 Atmospheres

Gravity:
0.08 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
167 K

Materials:
Fe (18.5%) S (18.1%) C (15.3%) Ni (14.0%) P (9.8%) Cr (8.3%) Mn (7.6%) Zn (5.0%) Mo (1.2%) Y (1.1%) W (1.0%)
HR 6012 A 6 c / Rocky body (Landable)
Distance to arrival:
2,723 ls
Estimated value:
500 cr

Earth masses:
0.0007
Radius:
626 km

Surface pressure:
0.00 Atmospheres

Gravity:
0.07 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
167 K

Materials:
Fe (19.1%) S (18.7%) C (15.7%) Ni (14.4%) P (10.1%) Mn (7.9%) Ge (5.5%) V (4.7%) Cd (1.5%) Mo (1.3%) Ru (1.2%)
HR 6012 A 6 d / Rocky body (Landable)
Distance to arrival:
2,719 ls
Estimated value:
500 cr

Earth masses:
0.0007
Radius:
612 km

Surface pressure:
0.00 Atmospheres

Gravity:
0.07 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
167 K

Materials:
Fe (19.2%) S (18.8%) C (15.8%) Ni (14.5%) P (10.1%) Cr (8.6%) Mn (7.9%) As (2.5%) Sn (1.2%) Hg (0.8%) Tc (0.7%)
HR 6012 A 7 / High metal content world
Distance to arrival:
3,820 ls
Estimated value:
18,128 cr

Earth masses:
8.9761
Radius:
11,190 km

Surface pressure:
117.47 Atmospheres

Reserve level:
Pristine

Gravity:
2.92 G

Volcanism:
Major Silicate Vapour Geysers
Atmosphere:
Thick Methane-rich
Terraforming state:
Not terraformable

Surface temperature:
463 K
HR 6012 B / G (White-Yellow) Star (Scoopable)
Distance to arrival:
139,486 ls
Estimated value:
1,217 cr

Solar masses:
0.9258
Solar radius:
0.9514
Age:
1,864 million years
Luminosity:
Vab

Surface temperature:
5,324 K
HR 6012 B A Belt
Class:
Rocky

Mass:
13,896,000,000 Mt

Inner radius:
1,308,700 km
Outer radius:
2,351,800 km
HR 6012 B 1 / Class III gas giant
Distance to arrival:
138,240 ls
Estimated value:
933 cr

Earth masses:
718.4774
Radius:
76,650 km

Reserve level:
Pristine

Gravity:
4.97 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
271 K
HR 6012 B 1 a / Rocky body (Landable)
Distance to arrival:
138,238 ls
Estimated value:
500 cr

Earth masses:
0.0006
Radius:
577 km

Gravity:
0.07 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
183 K

Materials:
Fe (19.5%) S (19.1%) C (16.1%) Ni (14.7%) P (10.3%) Cr (8.8%) Ge (5.7%) As (2.5%) Cd (1.5%) Sn (1.2%) Tc (0.7%)
HR 6012 B 1 b / Rocky body (Landable)
Distance to arrival:
138,235 ls
Estimated value:
500 cr

Earth masses:
0.0004
Radius:
534 km

Gravity:
0.06 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
179 K

Materials:
Fe (20.3%) S (19.9%) C (16.7%) Ni (15.3%) P (10.7%) Ge (5.9%) V (5.0%) Se (3.1%) Cd (1.6%) Hg (0.9%) Tc (0.7%)
HR 6012 B 1 c / Rocky body (Landable)
Distance to arrival:
138,237 ls
Estimated value:
500 cr

Earth masses:
0.0041
Radius:
1,125 km

Gravity:
0.13 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
174 K

Materials:
Fe (20.9%) S (20.5%) C (17.2%) Ni (15.8%) P (11.0%) Ge (6.1%) Se (3.2%) As (2.7%) W (1.2%) Hg (0.9%) Po (0.5%)
HR 6012 B 1 d / Rocky body (Landable)
Distance to arrival:
138,254 ls
Estimated value:
500 cr

Earth masses:
0.0066
Radius:
1,310 km

Surface pressure:
0.00 Atmospheres

Gravity:
0.16 G

Volcanism:
No volcanism
Atmosphere:
Thin Ammonia

Surface temperature:
172 K

Materials:
Fe (19.0%) S (18.6%) C (15.6%) Ni (14.4%) P (10.0%) Mn (7.8%) Ge (5.5%) Zn (5.2%) Cd (1.5%) Nb (1.3%) Sb (1.2%)
HR 6012 B 2 / Class I gas giant
Distance to arrival:
140,166 ls
Estimated value:
3,799 cr

Earth masses:
62.4751
Radius:
49,813 km

Gravity:
1.02 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
142 K
HR 6012 B 2 a / Rocky body
Distance to arrival:
140,165 ls
Estimated value:
500 cr

Earth masses:
0.0005
Radius:
562 km

Surface pressure:
0.79 Atmospheres

Gravity:
0.07 G

Volcanism:
No volcanism
Atmosphere:
Carbon dioxide

Surface temperature:
230 K
HR 6012 B 2 b / Rocky body (Landable)
Distance to arrival:
140,165 ls
Estimated value:
500 cr

Earth masses:
0.0012
Radius:
749 km

Surface pressure:
0.01 Atmospheres

Gravity:
0.09 G

Volcanism:
No volcanism
Atmosphere:
Thin Carbon dioxide

Surface temperature:
163 K

Materials:
Fe (18.6%) S (18.0%) C (15.1%) Ni (14.0%) P (9.7%) Cr (8.3%) Mn (7.7%) Zn (5.0%) Cd (1.4%) Sb (1.1%) Sn (1.1%)
HR 6012 B 2 c / Rocky body (Landable)
Distance to arrival:
140,167 ls
Estimated value:
500 cr

Earth masses:
0.0006
Radius:
605 km

Surface pressure:
0.01 Atmospheres

Gravity:
0.07 G

Volcanism:
No volcanism
Atmosphere:
Thin Carbon dioxide

Surface temperature:
159 K

Materials:
Fe (19.1%) S (18.7%) C (15.7%) Ni (14.4%) P (10.1%) Cr (8.6%) Mn (7.9%) Se (2.9%) Sn (1.1%) Hg (0.8%) Tc (0.7%)
HR 6012 B 2 d / Rocky body (Landable)
Distance to arrival:
140,163 ls
Estimated value:
500 cr

Earth masses:
0.0007
Radius:
636 km

Surface pressure:
0.01 Atmospheres

Gravity:
0.07 G

Volcanism:
No volcanism
Atmosphere:
Thin Carbon dioxide

Surface temperature:
160 K

Materials:
Fe (19.0%) S (18.6%) C (15.7%) Ni (14.4%) P (10.0%) Cr (8.5%) Zn (5.2%) V (4.7%) Te (1.4%) Nb (1.3%) Mo (1.2%)
HR 6012 B 2 e / Rocky body (Landable)
Distance to arrival:
140,162 ls
Estimated value:
500 cr

Earth masses:
0.0006
Radius:
601 km

Surface pressure:
0.01 Atmospheres

Gravity:
0.07 G

Volcanism:
No volcanism
Atmosphere:
Thin Carbon dioxide

Surface temperature:
159 K

Materials:
Fe (18.4%) S (18.0%) C (15.1%) Ni (13.9%) P (9.7%) Cr (8.3%) Mn (7.6%) Zn (5.0%) Cd (1.4%) Te (1.4%) Nb (1.3%)
HR 6012 B 2 f / Rocky body (Landable)
Distance to arrival:
140,176 ls
Estimated value:
500 cr

Earth masses:
0.0029
Radius:
997 km

Surface pressure:
0.03 Atmospheres

Gravity:
0.12 G

Volcanism:
No volcanism
Atmosphere:
Thin Carbon dioxide

Surface temperature:
168 K

Materials:
Fe (19.0%) S (18.6%) C (15.7%) Ni (14.4%) P (10.0%) Cr (8.6%) Mn (7.9%) Zr (2.2%) Cd (1.5%) Te (1.4%) Hg (0.8%)
HR 6012 B 3 / Class III gas giant
Distance to arrival:
137,188 ls
Estimated value:
981 cr

Earth masses:
1,040.7357
Radius:
76,439 km

Reserve level:
Pristine

Gravity:
7.25 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
300 K
HR 6012 B 3 a / Rocky body (Landable)
Distance to arrival:
137,183 ls
Estimated value:
500 cr

Earth masses:
0.0010
Radius:
712 km

Surface pressure:
0.01 Atmospheres

Gravity:
0.08 G

Volcanism:
No volcanism
Atmosphere:
Thin Carbon dioxide

Surface temperature:
172 K

Materials:
Fe (19.2%) S (18.8%) C (15.8%) Ni (14.5%) P (10.1%) Mn (7.9%) Zn (5.2%) V (4.7%) Cd (1.5%) Y (1.2%) W (1.1%)
HR 6012 B 3 b / Rocky body (Landable)
Distance to arrival:
137,192 ls
Estimated value:
500 cr

Earth masses:
0.0020
Radius:
887 km

Surface pressure:
0.02 Atmospheres

Gravity:
0.10 G

Volcanism:
No volcanism
Atmosphere:
Thin Carbon dioxide

Surface temperature:
166 K

Materials:
Fe (19.6%) S (19.2%) C (16.2%) Ni (14.8%) P (10.4%) Mn (8.1%) Zn (5.3%) As (2.5%) Cd (1.5%) Sb (1.2%) W (1.1%)
HR 6012 B 3 c / Rocky body (Landable)
Distance to arrival:
137,192 ls
Estimated value:
500 cr

Earth masses:
0.0017
Radius:
831 km

Surface pressure:
0.02 Atmospheres

Gravity:
0.10 G

Volcanism:
No volcanism
Atmosphere:
Thin Carbon dioxide

Surface temperature:
165 K

Materials:
Fe (19.2%) S (18.8%) C (15.8%) Ni (14.5%) P (10.1%) Mn (7.9%) Ge (5.6%) V (4.7%) Cd (1.5%) Mo (1.3%) Po (0.5%)
HR 6012 B 3 d / Rocky Ice world (Landable)
Distance to arrival:
137,175 ls
Estimated value:
500 cr

Earth masses:
0.0087
Radius:
1,594 km

Gravity:
0.14 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
122 K

Materials:
S (22.7%) C (19.1%) Fe (16.5%) Ni (12.5%) P (12.2%) Cr (7.4%) Zn (4.5%) Zr (1.9%) Cd (1.3%) Mo (1.1%) Ru (1.0%)
HR 6012 B 3 d a / Icy body (Landable)
Distance to arrival:
137,175 ls
Estimated value:
500 cr

Earth masses:
0.0004
Radius:
608 km

Gravity:
0.04 G

Volcanism:
Major Water Magma
Atmosphere:
No atmosphere

Surface temperature:
122 K

Materials:
S (27.0%) C (22.7%) P (14.5%) Fe (13.8%) Ni (10.4%) Se (4.2%) V (3.4%) As (2.1%) Cd (1.1%) Hg (0.6%) Po (0.3%)
HR 6012 B 4 / Class I gas giant
Distance to arrival:
140,541 ls
Estimated value:
3,840 cr

Earth masses:
68.7197
Radius:
31,733 km

Reserve level:
Pristine

Gravity:
2.78 G

Volcanism:
No volcanism
Atmosphere:
No atmosphere

Surface temperature:
113 K
HR 6012 B 4 a / Icy body (Landable)
Distance to arrival:
140,540 ls
Estimated value:
500 cr

Earth masses:
0.0112
Radius:
1,960 km

Gravity:
0.12 G

Volcanism:
Carbon Dioxide Geysers
Atmosphere:
No atmosphere

Surface temperature:
97 K

Materials:
S (27.9%) C (23.5%) P (15.0%) Fe (12.5%) Ni (9.5%) Se (4.4%) Ge (3.6%) As (1.6%) Cd (1.0%) W (0.7%) Po (0.3%)
HR 6012 B 4 b / Icy body
Distance to arrival:
140,525 ls
Estimated value:
500 cr

Earth masses:
0.2645
Radius:
5,492 km

Surface pressure:
6.46 Atmospheres

Reserve level:
Pristine

Gravity:
0.36 G

Volcanism:
No volcanism
Atmosphere:
Thick Nitrogen

Surface temperature:
103 K