Document Outline wgs 84 geoid

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

---

Document Outline

• 6. WGS 84 GEOID
  • 6.1 General
  • 6.2 Formulas and Representations
    • 6.2.1 Formulas
    • 6.2.2 Input Data
    • 6.2.3 Representations
  • 6.3 Geoid Height Interpolation Method
  • 6.4 Analvsis/Accuracv of WGS 84 Geoid
  • 6.5 Availability of WGS 84 Geoid Height Data
  • 6.6 Comments
  • REFERENCES
    • 6.1 Heiskanen & Moritz, 1967
    • 6.2 DMA TR 8350.2-C, 1987
    • 6.3 DMA TR 8350.2-B, 1987
    • 6.4 DMA TR 8350.2, 1987
    • 6.5 Junkins, Miller & Jancaitis, 1973
    • 6.6 Moritz, 1978
  • TABLES
    • Table 6.1 WGS 84 Geoid Height Differences - True (Calculated) Values Minus Values Interpolated from a 1°x1° Grid
    • Table 6.2 WGS 84 Geoid Height Differences - True (Calculated) Values Minus Values Interpolated from a 30'x30' Grid
    • Table 6.3 Distribution of Geoid Height Differences Greater Than One Meter - True (Calculated) Value Minus Values Interpolated from a 30'x30' Grid
    • Table 6.4 Geoid Height Differences - WGS 84 Minus WGS 72
  • FIGURES
    • Figure 6.1 Relationship Between the Earth's Physical Surface, the Mean Sea Level Surface of the Earth (or Geoid), and the Earth's Mathematical Figure (an Ellipsoid)
    • Figure 6.2 Satellite-Derived Height-Above-Mean Sea Level Values (Terrestrial Points)
    • Figure 6.3 Satellite-Derived Height-Above-Mean Sea Level Values (Spatial Objects )
    • Figure 6.4 Illustration of a Negative WGS 84 Geodetic Height (H)
    • Figure 6.5 Two Techniques for Obtaining Height Above Mean Sea Level Values
    • Figure 6.6 Coordinate System Associated with Geoid Height Bi-linear Interpolation Scheme
    • Figure 6.7 Location of Geoid Height Differences Greater than 1 Meter (True Minus Interpolated from a 30'x30' Grid)