File size: 1,483 Bytes
d75dd1a
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
{
  "disc_radius": {
    "value": 20015,
    "unit": "km",
    "how_derived": "V45 derivation from southern route distances",
    "supersedes": "10000 km (V1)"
  },
  "firmament_height": {
    "value": 9086,
    "unit": "km",
    "how_derived": "V48 parallax and telluric resonance",
    "supersedes": "5000 km (V1)"
  },
  "polaris_height": {
    "value": 6500,
    "unit": "km",
    "how_derived": "Elevation angle triangulation",
    "supersedes": "None"
  },
  "sun_altitude": {
    "value": 5733,
    "unit": "km",
    "how_derived": "V48 triangulation",
    "supersedes": "None"
  },
  "moon_altitude": {
    "value": 2534,
    "unit": "km",
    "how_derived": "V48 triangulation",
    "supersedes": "None"
  },
  "saa_africa_cell_lon": {
    "value": 0.0,
    "unit": "deg",
    "how_derived": "CHAOS-7 observational 2025 node",
    "supersedes": "None"
  },
  "saa_sa_cell_lon": {
    "value": 300.0,
    "unit": "deg",
    "how_derived": "CHAOS-7 observational 2025 node",
    "supersedes": "None"
  },
  "magnetic_gravity_coupling": {
    "value": 1.67,
    "unit": "nT/uGal",
    "how_derived": "V48 from BOU 2017 & Mohe 1997 ratio",
    "supersedes": "None"
  },
  "field_decay_rate": {
    "value": 28,
    "unit": "nT/yr",
    "how_derived": "Global network average",
    "supersedes": "None"
  },
  "north_pole_deviation": {
    "value": -18.06,
    "unit": "deg",
    "how_derived": "NOAA NP.xy exponential asymptote deviation at 120E",
    "supersedes": "None"
  }
}