Col 285 Sector NI-S c4-7 [#2007729410738]
Col 285 Sector NI-S c4-7
/ K (Yellow-Orange) Star
(Scoopable)
![](/img/bodies/stars/6.png?v=1545042798)
Distance to arrival:
0 ls
Estimated value:
1,212 cr
Solar masses:
0.6797
Solar radius:
0.7224
Age:
326 million years
Luminosity:
Vab
Surface temperature:
4,890 K
Col 285 Sector NI-S c4-7 A Belt
![](/img/bodies/belt-horizontal.png)
Class:
Metal Rich
Mass:
8,528,500,000,000 Mt
Inner radius:
969,940 km
Outer radius:
2,121,700 km
Col 285 Sector NI-S c4-7 1
/ Metal-rich body
(Landable)
![](/img/bodies/planets/1.png?v=1545042798)
Distance to arrival:
14 ls
Estimated value:
28,424 cr
Earth masses:
0.0451
Radius:
1,856 km
Gravity:
0.53 G
Volcanism:
Rocky Magma
Atmosphere:
No atmosphere
Surface temperature:
1,067 K
Materials:
Fe
(41.9%)
Ni
(31.7%)
Zn
(11.4%)
Zr
(4.9%)
Nb
(2.9%)
Sn
(2.8%)
Ru
(2.6%)
As
(2.0%)
Col 285 Sector NI-S c4-7 2
/ High metal content world
(Landable)
![](/img/bodies/planets/2.png?v=1547632346)
Distance to arrival:
25 ls
Estimated value:
14,142 cr
Earth masses:
0.3740
Radius:
4,506 km
Gravity:
0.75 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
806 K
Materials:
Fe
(22.6%)
Ni
(17.1%)
S
(15.9%)
C
(13.4%)
Mn
(9.4%)
P
(8.6%)
Zn
(6.2%)
Se
(2.5%)
Mo
(1.5%)
Sn
(1.5%)
Ru
(1.4%)
Col 285 Sector NI-S c4-7 3
/ High metal content world
(Landable)
![](/img/bodies/planets/2.png?v=1547632346)
Distance to arrival:
42 ls
Estimated value:
14,114 cr
Earth masses:
0.3627
Radius:
4,463 km
Gravity:
0.74 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
622 K
Materials:
Fe
(22.1%)
Ni
(16.7%)
S
(15.6%)
C
(13.1%)
Mn
(9.1%)
P
(8.4%)
Zn
(6.0%)
V
(5.4%)
Nb
(1.5%)
Sn
(1.4%)
Po
(0.6%)
Col 285 Sector NI-S c4-7 4
/ High metal content world
(Landable)
![](/img/bodies/planets/2.png?v=1547632346)
Distance to arrival:
70 ls
Estimated value:
15,501 cr
Earth masses:
1.4045
Radius:
6,720 km
Gravity:
1.27 G
Volcanism:
Minor Metallic Magma
Atmosphere:
No atmosphere
Surface temperature:
479 K
Materials:
Fe
(22.9%)
Ni
(17.3%)
S
(16.1%)
C
(13.5%)
Mn
(9.5%)
P
(8.7%)
Zn
(6.2%)
As
(2.1%)
Cd
(1.8%)
W
(1.3%)
Po
(0.6%)
Col 285 Sector NI-S c4-7 5
/ High metal content world
![](/img/bodies/planets/2/5.png?v=1547632693)
Distance to arrival:
122 ls
Estimated value:
15,792 cr
Earth masses:
1.7899
Radius:
7,211 km
Surface pressure:
267.51 Atmospheres
Gravity:
1.40 G
Volcanism:
Minor Metallic Magma
Atmosphere:
Hot thick Carbon dioxide
Surface temperature:
1,189 K
Col 285 Sector NI-S c4-7 6
/ High metal content world
![](/img/bodies/planets/2/4.png?v=1547632573)
Distance to arrival:
223 ls
Estimated value:
17,247 cr
Earth masses:
5.1848
Radius:
9,696 km
Surface pressure:
2,459.54 Atmospheres
Gravity:
2.24 G
Volcanism:
Major Silicate Vapour Geysers
Atmosphere:
Hot thick Water
Surface temperature:
1,532 K
Col 285 Sector NI-S c4-7 7
/ High metal content world
![](/img/bodies/planets/2/5.png?v=1547632693)
Distance to arrival:
222 ls
Estimated value:
176,054 cr
Earth masses:
1.2922
Radius:
6,557 km
Surface pressure:
210.67 Atmospheres
Gravity:
1.22 G
Volcanism:
Minor Silicate Vapour Geysers
Atmosphere:
Hot thick Carbon dioxide
Terraforming state:
Candidate for terraforming
Surface temperature:
850 K
Col 285 Sector NI-S c4-7 8
/ High metal content world
![](/img/bodies/planets/2/4.png?v=1547632573)
Distance to arrival:
406 ls
Estimated value:
16,875 cr
Earth masses:
4.0330
Radius:
9,062 km
Surface pressure:
5,866.03 Atmospheres
Gravity:
2.00 G
Volcanism:
Major Silicate Vapour Geysers
Atmosphere:
Hot thick Water
Surface temperature:
1,261 K
Col 285 Sector NI-S c4-7 9
/ Class III gas giant
![](/img/bodies/planets/73.png?v=1545042798)
![](/img/bodies/rings.png)
Distance to arrival:
694 ls
Estimated value:
1,027 cr
Earth masses:
1,434.8400
Radius:
75,826 km
Reserve level:
Pristine
Gravity:
10.15 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
414 K
Col 285 Sector NI-S c4-7 9 a
/ Rocky body
(Landable)
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
691 ls
Estimated value:
500 cr
Earth masses:
0.0020
Radius:
883 km
Gravity:
0.10 G
Volcanism:
Minor Rocky Magma
Atmosphere:
No atmosphere
Surface temperature:
204 K
Materials:
Fe
(20.3%)
S
(19.5%)
C
(16.4%)
Ni
(15.4%)
P
(10.5%)
Ge
(5.8%)
V
(5.0%)
As
(2.6%)
Cd
(1.6%)
Te
(1.5%)
Nb
(1.4%)
Col 285 Sector NI-S c4-7 9 b
/ Rocky body
(Landable)
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
694 ls
Estimated value:
500 cr
Earth masses:
0.0016
Radius:
814 km
Gravity:
0.10 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
198 K
Materials:
Fe
(19.1%)
S
(18.5%)
C
(15.5%)
Ni
(14.4%)
P
(10.0%)
Cr
(8.6%)
Mn
(7.9%)
As
(2.5%)
Nb
(1.3%)
Mo
(1.2%)
Y
(1.1%)
Col 285 Sector NI-S c4-7 9 c
/ Rocky body
(Landable)
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
689 ls
Estimated value:
500 cr
Earth masses:
0.0012
Radius:
743 km
Gravity:
0.09 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
191 K
Materials:
Fe
(19.6%)
S
(19.0%)
C
(16.0%)
Ni
(14.8%)
P
(10.2%)
Cr
(8.8%)
Zn
(5.3%)
Zr
(2.3%)
Cd
(1.5%)
Sb
(1.2%)
Sn
(1.2%)
Col 285 Sector NI-S c4-7 9 d
/ Rocky body
(Landable)
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
691 ls
Estimated value:
500 cr
Earth masses:
0.0013
Radius:
765 km
Gravity:
0.09 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
187 K
Materials:
Fe
(19.1%)
S
(18.6%)
C
(15.6%)
Ni
(14.5%)
P
(10.0%)
Cr
(8.6%)
Zn
(5.2%)
V
(4.7%)
Nb
(1.3%)
Mo
(1.3%)
Y
(1.1%)
Col 285 Sector NI-S c4-7 9 e
/ Rocky body
(Landable)
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
687 ls
Estimated value:
500 cr
Earth masses:
0.0018
Radius:
859 km
Gravity:
0.10 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
185 K
Materials:
Fe
(18.5%)
S
(17.9%)
C
(15.0%)
Ni
(14.0%)
P
(9.6%)
Cr
(8.3%)
Mn
(7.6%)
Ge
(5.3%)
Cd
(1.4%)
Nb
(1.3%)
Sb
(1.1%)
Col 285 Sector NI-S c4-7 10
/ Icy body
![](/img/bodies/planets/21.png?v=1547632157)
Distance to arrival:
654 ls
Estimated value:
500 cr
Earth masses:
1.8198
Radius:
9,288 km
Surface pressure:
3,648.04 Atmospheres
Gravity:
0.86 G
Volcanism:
Major Water Geysers
Atmosphere:
Thick Ammonia-rich
Surface temperature:
495 K
Col 285 Sector NI-S c4-7 11
/ Class III gas giant
![](/img/bodies/planets/73.png?v=1545042798)
![](/img/bodies/rings.png)
Distance to arrival:
1,578 ls
Estimated value:
1,043 cr
Earth masses:
1,610.0461
Radius:
74,833 km
Reserve level:
Pristine
Gravity:
11.70 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
405 K
Col 285 Sector NI-S c4-7 11 a
/ Rocky body
(Landable)
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
1,579 ls
Estimated value:
500 cr
Earth masses:
0.0031
Radius:
1,027 km
Gravity:
0.12 G
Volcanism:
Minor Metallic Magma
Atmosphere:
No atmosphere
Surface temperature:
171 K
Materials:
Fe
(19.0%)
S
(18.4%)
C
(15.5%)
Ni
(14.4%)
P
(9.9%)
Cr
(8.5%)
Ge
(5.5%)
Zn
(5.2%)
Nb
(1.3%)
Mo
(1.2%)
Ru
(1.2%)
Col 285 Sector NI-S c4-7 11 b
/ Rocky body
(Landable)
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
1,578 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:
156 K
Materials:
Fe
(20.3%)
S
(19.7%)
C
(16.5%)
Ni
(15.3%)
P
(10.6%)
Ge
(5.8%)
V
(5.0%)
As
(2.6%)
Cd
(1.6%)
Nb
(1.4%)
Ru
(1.3%)
Col 285 Sector NI-S c4-7 11 c
/ Rocky body
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
1,579 ls
Estimated value:
500 cr
Earth masses:
0.0048
Radius:
1,180 km
Surface pressure:
0.89 Atmospheres
Gravity:
0.14 G
Volcanism:
No volcanism
Atmosphere:
Carbon dioxide
Surface temperature:
243 K
Col 285 Sector NI-S c4-7 11 d
/ Rocky body
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
1,583 ls
Estimated value:
500 cr
Earth masses:
0.0043
Radius:
1,136 km
Surface pressure:
3.47 Atmospheres
Gravity:
0.13 G
Volcanism:
Metallic Magma
Atmosphere:
Carbon dioxide
Surface temperature:
278 K
Col 285 Sector NI-S c4-7 11 e
/ Rocky body
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
1,583 ls
Estimated value:
500 cr
Earth masses:
0.0031
Radius:
1,025 km
Surface pressure:
2.81 Atmospheres
Gravity:
0.12 G
Volcanism:
Metallic Magma
Atmosphere:
Carbon dioxide
Surface temperature:
268 K
Col 285 Sector NI-S c4-7 11 f
/ Rocky body
(Landable)
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
1,579 ls
Estimated value:
500 cr
Earth masses:
0.0121
Radius:
1,599 km
Surface pressure:
0.07 Atmospheres
Gravity:
0.19 G
Volcanism:
No volcanism
Atmosphere:
Thin Carbon dioxide
Surface temperature:
176 K
Materials:
Fe
(18.5%)
S
(17.9%)
C
(15.1%)
Ni
(14.0%)
P
(9.6%)
Cr
(8.3%)
Mn
(7.7%)
Ge
(5.3%)
Nb
(1.3%)
Mo
(1.2%)
Y
(1.1%)
Col 285 Sector NI-S c4-7 11 f a
/ Rocky body
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
1,579 ls
Estimated value:
500 cr
Earth masses:
0.0002
Radius:
427 km
Surface pressure:
0.44 Atmospheres
Gravity:
0.05 G
Volcanism:
Metallic Magma
Atmosphere:
Carbon dioxide
Surface temperature:
210 K
Col 285 Sector NI-S c4-7 11 g
/ Rocky body
(Landable)
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
1,579 ls
Estimated value:
500 cr
Earth masses:
0.0073
Radius:
1,354 km
Surface pressure:
0.00 Atmospheres
Gravity:
0.16 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
133 K
Materials:
Fe
(19.6%)
S
(19.0%)
C
(16.0%)
Ni
(14.8%)
P
(10.2%)
Cr
(8.8%)
Ge
(5.6%)
Zr
(2.3%)
Cd
(1.5%)
Ru
(1.2%)
W
(1.1%)
Col 285 Sector NI-S c4-7 11 h
/ Rocky body
(Landable)
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
1,582 ls
Estimated value:
500 cr
Earth masses:
0.0039
Radius:
1,101 km
Gravity:
0.13 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
127 K
Materials:
Fe
(20.4%)
S
(19.8%)
C
(16.7%)
Ni
(15.5%)
P
(10.7%)
Zn
(5.6%)
V
(5.0%)
Zr
(2.4%)
Te
(1.5%)
Nb
(1.4%)
W
(1.1%)
Col 285 Sector NI-S c4-7 12
/ Gas giant with ammonia-based life
![](/img/bodies/planets/62.png?v=1545042798)
![](/img/bodies/ring.png)
Distance to arrival:
1,638 ls
Estimated value:
718 cr
Earth masses:
90.8089
Radius:
52,175 km
Reserve level:
Pristine
Gravity:
1.36 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
117 K
Col 285 Sector NI-S c4-7 12 a
/ Icy body
(Landable)
![](/img/bodies/planets/21.png?v=1547632157)
Distance to arrival:
1,637 ls
Estimated value:
500 cr
Earth masses:
0.0033
Radius:
1,313 km
Gravity:
0.08 G
Volcanism:
Major Water Geysers
Atmosphere:
No atmosphere
Surface temperature:
100 K
Materials:
S
(26.5%)
C
(22.3%)
P
(14.3%)
Fe
(12.0%)
Ni
(9.1%)
Cr
(5.4%)
Mn
(5.0%)
Ge
(3.5%)
Sn
(0.7%)
Y
(0.7%)
Hg
(0.5%)
Col 285 Sector NI-S c4-7 12 b
/ Icy body
(Landable)
![](/img/bodies/planets/21.png?v=1547632157)
Distance to arrival:
1,639 ls
Estimated value:
500 cr
Earth masses:
0.0040
Radius:
1,390 km
Gravity:
0.08 G
Volcanism:
Minor Carbon Dioxide Geysers
Atmosphere:
No atmosphere
Surface temperature:
100 K
Materials:
S
(27.1%)
C
(22.8%)
P
(14.6%)
Fe
(12.4%)
Ni
(9.4%)
Cr
(5.6%)
Se
(4.2%)
As
(1.6%)
Te
(0.9%)
Mo
(0.8%)
W
(0.7%)
Col 285 Sector NI-S c4-7 12 b a
/ Icy body
(Landable)
![](/img/bodies/planets/21.png?v=1547632157)
Distance to arrival:
1,639 ls
Estimated value:
500 cr
Earth masses:
0.0002
Radius:
541 km
Gravity:
0.03 G
Volcanism:
Water Geysers
Atmosphere:
No atmosphere
Surface temperature:
100 K
Materials:
S
(30.0%)
C
(25.2%)
P
(16.1%)
Fe
(9.3%)
Ni
(7.1%)
Se
(4.7%)
Ge
(3.1%)
Zn
(2.5%)
Te
(0.8%)
Cd
(0.7%)
W
(0.5%)
Col 285 Sector NI-S c4-7 12 c
/ Icy body
(Landable)
![](/img/bodies/planets/21.png?v=1547632157)
Distance to arrival:
1,639 ls
Estimated value:
500 cr
Earth masses:
0.0010
Radius:
892 km
Gravity:
0.05 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
99 K
Materials:
S
(26.3%)
C
(22.2%)
P
(14.2%)
Fe
(11.9%)
Ni
(9.0%)
Cr
(5.4%)
Mn
(4.9%)
Se
(4.1%)
Ru
(0.7%)
W
(0.7%)
Hg
(0.5%)
Col 285 Sector NI-S c4-7 12 d
/ Icy body
(Landable)
![](/img/bodies/planets/21.png?v=1547632157)
Distance to arrival:
1,639 ls
Estimated value:
500 cr
Earth masses:
0.0015
Radius:
1,000 km
Gravity:
0.06 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
99 K
Materials:
S
(26.5%)
C
(22.3%)
P
(14.2%)
Fe
(12.0%)
Ni
(9.1%)
Cr
(5.4%)
Mn
(5.0%)
Ge
(3.5%)
Mo
(0.8%)
Ru
(0.7%)
W
(0.7%)
Col 285 Sector NI-S c4-7 12 e
/ Icy body
(Landable)
![](/img/bodies/planets/21.png?v=1547632157)
Distance to arrival:
1,641 ls
Estimated value:
500 cr
Earth masses:
0.0014
Radius:
987 km
Gravity:
0.06 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
99 K
Materials:
S
(26.6%)
C
(22.4%)
P
(14.3%)
Fe
(12.1%)
Ni
(9.1%)
Cr
(5.4%)
Mn
(5.0%)
V
(3.0%)
Sb
(0.7%)
Sn
(0.7%)
W
(0.7%)
Col 285 Sector NI-S c4-7 13
/ Class III gas giant
![](/img/bodies/planets/73.png?v=1545042798)
Distance to arrival:
2,163 ls
Estimated value:
1,041 cr
Earth masses:
1,582.2473
Radius:
75,074 km
Gravity:
11.42 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
384 K
Col 285 Sector NI-S c4-7 13 a
/ Rocky body
(Landable)
![](/img/bodies/planets/11.png?v=1545042798)
Distance to arrival:
2,165 ls
Estimated value:
500 cr
Earth masses:
0.0072
Radius:
1,351 km
Gravity:
0.16 G
Volcanism:
Minor Metallic Magma
Atmosphere:
No atmosphere
Surface temperature:
155 K
Materials:
Fe
(19.2%)
S
(18.6%)
C
(15.6%)
Ni
(14.5%)
P
(10.0%)
Cr
(8.6%)
Ge
(5.5%)
V
(4.7%)
Te
(1.4%)
W
(1.1%)
Hg
(0.8%)
Col 285 Sector NI-S c4-7 13 b
/ Rocky Ice world
(Landable)
![](/img/bodies/planets/12.png?v=1545042798)
Distance to arrival:
2,165 ls
Estimated value:
500 cr
Earth masses:
0.0049
Radius:
1,326 km
Gravity:
0.11 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
115 K
Materials:
S
(22.3%)
C
(18.8%)
Fe
(16.2%)
Ni
(12.3%)
P
(12.0%)
Cr
(7.3%)
Ge
(4.7%)
Se
(3.5%)
Mo
(1.1%)
Ru
(1.0%)
W
(0.9%)
Col 285 Sector NI-S c4-7 13 c
/ Rocky Ice world
(Landable)
![](/img/bodies/planets/12.png?v=1545042798)
Distance to arrival:
2,165 ls
Estimated value:
500 cr
Earth masses:
0.0073
Radius:
1,508 km
Gravity:
0.13 G
Volcanism:
No volcanism
Atmosphere:
No atmosphere
Surface temperature:
109 K
Materials:
S
(22.5%)
C
(18.9%)
Fe
(16.3%)
Ni
(12.3%)
P
(12.1%)
Mn
(6.7%)
Zn
(4.4%)
V
(4.0%)
Te
(1.2%)
W
(0.9%)
Hg
(0.7%)
Col 285 Sector NI-S c4-7 13 d
/ Icy body
(Landable)
![](/img/bodies/planets/21.png?v=1547632157)
Distance to arrival:
2,169 ls
Estimated value:
500 cr
Earth masses:
0.0425
Radius:
3,022 km
Gravity:
0.19 G
Volcanism:
Carbon Dioxide Geysers
Atmosphere:
No atmosphere
Surface temperature:
101 K
Materials:
S
(26.4%)
C
(22.2%)
P
(14.2%)
Fe
(12.0%)
Ni
(9.1%)
Cr
(5.4%)
Mn
(5.0%)
Zn
(3.3%)
Te
(0.9%)
Mo
(0.8%)
W
(0.7%)
Col 285 Sector NI-S c4-7 13 e
/ Icy body
(Landable)
![](/img/bodies/planets/21.png?v=1547632157)
Distance to arrival:
2,169 ls
Estimated value:
500 cr
Earth masses:
0.0195
Radius:
2,346 km
Gravity:
0.14 G
Volcanism:
Major Water Geysers
Atmosphere:
No atmosphere
Surface temperature:
101 K
Materials:
S
(26.9%)
C
(22.6%)
P
(14.5%)
Fe
(12.2%)
Ni
(9.2%)
Mn
(5.0%)
Se
(4.2%)
V
(3.0%)
Cd
(1.0%)
Nb
(0.8%)
Tc
(0.4%)
Col 285 Sector NI-S c4-7 14
/ Icy body
![](/img/bodies/planets/21.png?v=1547632157)
Distance to arrival:
2,110 ls
Estimated value:
578 cr
Earth masses:
11.7307
Radius:
15,413 km
Surface pressure:
47,908.72 Atmospheres
Gravity:
2.01 G
Volcanism:
Water Geysers
Atmosphere:
Hot thick Methane-rich
Surface temperature:
540 K
Col 285 Sector NI-S c4-7 15
/ Icy body
![](/img/bodies/planets/21.png?v=1547632157)
Distance to arrival:
2,726 ls
Estimated value:
641 cr
Earth masses:
32.6260
Radius:
19,386 km
Surface pressure:
6.44 Atmospheres
Gravity:
3.53 G
Volcanism:
Water Geysers
Atmosphere:
Thick Helium
Terraforming state:
Not terraformable
Surface temperature:
71 K
Col 285 Sector NI-S c4-7 16
/ Icy body
![](/img/bodies/planets/21.png?v=1547632157)
![](/img/bodies/ring.png)
Distance to arrival:
3,572 ls
Estimated value:
581 cr
Earth masses:
12.3934
Radius:
15,624 km
Surface pressure:
2.20 Atmospheres
Reserve level:
Pristine
Gravity:
2.07 G
Volcanism:
Water Geysers
Atmosphere:
Helium
Surface temperature:
59 K