Opacity Forecasts

Last updated: Thu, Nov 05, 20:00:00 UT Model: RRFS

Ronald J Maddalena (retired)
Green Bank Observatory, Green Bank, WV

The forecasts are:

• Zenith Opacity vs. Frequency calculated for 2026 Nov 05 20:00 UT
• Transparancy vs. Frequency at Elev=30° calculated for 2026 Nov 05 20:00 UT
• Effective Air Mass vs. Frequency at Elev=30° calculated for 2026 Nov 05 20:00 UT
• Zenith Opacity at 2 GHz
• Transparency at 2 GHz and Elev=30°
• Effective Air Mass at 2 GHz and Elev=30°
• Zenith Opacity at 4 GHz
• Transparency at 4 GHz and Elev=30°
• Effective Air Mass at 4 GHz and Elev=30°
• Zenith Opacity at 6 GHz
• Transparency at 6 GHz and Elev=30°
• Effective Air Mass at 6 GHz and Elev=30°
• Zenith Opacity at 8 GHz
• Transparency at 8 GHz and Elev=30°
• Effective Air Mass at 8 GHz and Elev=30°
• Zenith Opacity at 10 GHz
• Transparency at 10 GHz and Elev=30°
• Effective Air Mass at 10 GHz and Elev=30°
• Zenith Opacity at 12 GHz
• Transparency at 12 GHz and Elev=30°
• Effective Air Mass at 12 GHz and Elev=30°
• Zenith Opacity at 14 GHz
• Transparency at 14 GHz and Elev=30°
• Effective Air Mass at 14 GHz and Elev=30°
• Zenith Opacity at 16 GHz
• Transparency at 16 GHz and Elev=30°
• Effective Air Mass at 16 GHz and Elev=30°
• Zenith Opacity at 18 GHz
• Transparency at 18 GHz and Elev=30°
• Effective Air Mass at 18 GHz and Elev=30°
• Zenith Opacity at 20 GHz
• Transparency at 20 GHz and Elev=30°
• Effective Air Mass at 20 GHz and Elev=30°
• Zenith Opacity at 22 GHz
• Transparency at 22 GHz and Elev=30°
• Effective Air Mass at 22 GHz and Elev=30°
• Zenith Opacity at 24 GHz
• Transparency at 24 GHz and Elev=30°
• Effective Air Mass at 24 GHz and Elev=30°
• Zenith Opacity at 27 GHz
• Transparency at 27 GHz and Elev=30°
• Effective Air Mass at 27 GHz and Elev=30°
• Zenith Opacity at 30 GHz
• Transparency at 30 GHz and Elev=30°
• Effective Air Mass at 30 GHz and Elev=30°
• Zenith Opacity at 33 GHz
• Transparency at 33 GHz and Elev=30°
• Effective Air Mass at 33 GHz and Elev=30°
• Zenith Opacity at 36 GHz
• Transparency at 36 GHz and Elev=30°
• Effective Air Mass at 36 GHz and Elev=30°
• Zenith Opacity at 39 GHz
• Transparency at 39 GHz and Elev=30°
• Effective Air Mass at 39 GHz and Elev=30°
• Zenith Opacity at 42 GHz
• Transparency at 42 GHz and Elev=30°
• Effective Air Mass at 42 GHz and Elev=30°
• Zenith Opacity at 45 GHz
• Transparency at 45 GHz and Elev=30°
• Effective Air Mass at 45 GHz and Elev=30°
• Zenith Opacity at 48 GHz
• Transparency at 48 GHz and Elev=30°
• Effective Air Mass at 48 GHz and Elev=30°
• Zenith Opacity at 68 GHz
• Transparency at 68 GHz and Elev=30°
• Effective Air Mass at 68 GHz and Elev=30°
• Zenith Opacity at 74 GHz
• Transparency at 74 GHz and Elev=30°
• Effective Air Mass at 74 GHz and Elev=30°
• Zenith Opacity at 80 GHz
• Transparency at 80 GHz and Elev=30°
• Effective Air Mass at 80 GHz and Elev=30°
• Zenith Opacity at 86 GHz
• Transparency at 86 GHz and Elev=30°
• Effective Air Mass at 86 GHz and Elev=30°
• Zenith Opacity at 90 GHz
• Transparency at 90 GHz and Elev=30°
• Effective Air Mass at 90 GHz and Elev=30°
• Zenith Opacity at 92 GHz
• Transparency at 92 GHz and Elev=30°
• Effective Air Mass at 92 GHz and Elev=30°
• Zenith Opacity at 98 GHz
• Transparency at 98 GHz and Elev=30°
• Effective Air Mass at 98 GHz and Elev=30°
• Zenith Opacity at 104 GHz
• Transparency at 104 GHz and Elev=30°
• Effective Air Mass at 104 GHz and Elev=30°
• Zenith Opacity at 110 GHz
• Transparency at 110 GHz and Elev=30°
• Effective Air Mass at 110 GHz and Elev=30°
• Zenith Opacity at 116 GHz
• Transparency at 116 GHz and Elev=30°
• Effective Air Mass at 116 GHz and Elev=30°