0.3
Unusable
38/39 factors
11:19 UTC · Mar 05
30.5
Peak
Fair in +41h
Sat Mar 07, 04:19 UTC
Sky Clarity
Poor
11
Significant cloud cover reducing visibility
Darkness
Poor
2
Significant light pollution or bright moon
Celestial
Good
68
Some celestial interference present
Conditions
Fair
60
Risk of dew or frost on optics
Site
Coordinates
35.6, -82.55
Elevation
675 m
Light Pollution
19.4 mag
Biggest Drags on Score
0.0
Transparency
0.0
Seeing
0.0
Light Pollution
0.0
Light Pollution
0.01
Transparency
14
Transparency
24.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Wildfire Smoke Density
GATE
|
1.0
|
0.03 — | 0.84 |
|
Fog Probability
GATE
|
0.03
|
0.98 — | 0.85 |
|
Airglow Intensity
|
0.85
|
72.62 R | 0.6 |
|
Ozone Column
|
0.82
|
217 DU | 0.94 |
|
Aod 550nm
|
0.7
|
0.15 — | 0.89 |
|
Precipitable Water Vapor
|
0.69
|
15.25 mm | 0.85 |
|
Volcanic Aerosol Stratospheric
|
0.35
|
0.07 — | 0.69 |
|
Total Cloud Fraction
|
0.01
|
0.99 [0,1] | 0.58 |
|
Humidity Profile Extinction
RESIDUAL
|
0.47
|
0.37 — | 0.85 |
|
Cirrus Fraction
RESIDUAL
|
0.0
|
1.00 [0,1] | 0.58 |
68
Celestial
15.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Zodiacal Light Intensity
|
1.0
|
0.00 — | 0.9 |
|
Aurora Activity
|
0.96
|
0.33 Kp [0-9] | 0.61 |
|
Lunar Sky Brightness Contribution
|
0.78
|
1.10 Δmag/arcsec² | 0.95 |
|
Solar Depression Angle
|
0.44
|
7.97 ° | 1.0 |
|
Galactic Plane Brightness
RESIDUAL
|
0.8
|
0.20 — | 0.95 |
64
Weather
14.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Precipitation Probability
GATE
|
1.0
|
0.00 — | 0.75 |
|
Surface Wind Speed
|
0.94
|
2.47 km/h | 0.85 |
|
Barometric Pressure Trend
|
0.78
|
1.41 hPa/3hr | 0.85 |
|
Frost Dew On Optics Risk
|
0.24
|
0.76 — | 0.85 |
|
Ground Thermal Emission Phase
|
0.21
|
0.21 — | 1.0 |
|
Dew Point Convergence Rate
RESIDUAL
|
1.0
|
0.00 K/hr | 0.9 |
|
Ambient Temperature Comfort
RESIDUAL
|
1.0
|
282 K | 0.9 |
|
Condition Stability Forecast
RESIDUAL
|
0.89
|
0.89 — | 0.85 |
8
Seeing
20.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Boundary Layer Gradient
|
1.0
|
-16.08 K/km | 0.9 |
|
Jet Stream Speed
|
0.7
|
45.54 kt | 0.8 |
|
Terrain Turbulence Risk
|
0.0
|
1.00 — | 0.85 |
|
Scintillation Index Estimate
RESIDUAL
|
0.86
|
1.15 " | 0.9 |
|
Inversion Layer Strength
RESIDUAL
|
0.8
|
0.00 K | 0.9 |
|
Upper Atmosphere Wind Shear
RESIDUAL
|
0.55
|
22.29 kt | 0.8 |
2
Light Pollution
19.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Zenith Sky Brightness
|
0.57
|
19.44 mag/arcsec² | 0.9 |
|
Nearest City Skyglow
|
0.0
|
0.72 km | 0.85 |
|
Commercial Shutoff Factor
RESIDUAL
|
0.09
|
0.03 [0,1] | 0.6 |
|
Cloud Amplified Skyglow
RESIDUAL
|
0.0
|
3.16 Δmag/arcsec² | 0.58 |
55
Local
8.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Horizon Obstruction Index
|
0.91
|
2.68 ° | 0.9 |
|
Satellite Trail Density
|
0.74
|
25.68 tr/hr | 0.75 |
|
Local Aqi
|
0.72
|
55.26 AQI | 0.84 |
|
Local Thermal Sources
|
0.7
|
0.30 — | 0.7 |
|
Site Elevation
|
0.27
|
675 m AMSL | 1.0 |
Site Characteristics
Elevation
675 m
Horizon
2.7°
Light Pollution
19.4 mag
Nearest City
0.7 km
pop 143k
Nearest Water
112.7 km
Thermal Index
0.3
Roughness
0.153
Elev. Change
64 m
Coordinates
35.6, -82.55
Algorithm
WGM = 15.22
x
Gate = 0.02
=
0.3
/ 100
NSQI v0.3.0