❪𝛿❫ Astronomical Quantities ○ Relationships

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• ❪∂❫ Astronomy Math ○
• ❪𝛿❫ Physical Quantities ○

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• ❪𝛿’❫ Astronomical Coordinates ○
• ❪𝛿❫ High-Energy Astrophysics Quantities ○
• ❪𝛿ᵢ❫ Orbital Quantities ○
• ❪𝛿₂❫ Astronomical Units ○
• Absorbing Column Density (nH) ○◂
• Eddington Luminosity (L𝘌𝘥𝘥) ○◂
• Magnitude (mag) ○◂
• Redshift (z) ○◂
• Source Distance (D) ○◂
• Source Mass (M) ○◂
• Spectral Index (α) ○◂
• Velocity Curve Half-Amplitude (K₂) ○◂

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