50.7
Good
37/39 factors
09:02 UTC · Mar 05
53.6
Peak
Good in +70h
Sun Mar 08, 07:02 UTC
Sky Clarity
Fair
49
Moderate clouds or haze present
Darkness
Good
77
Very dark skies
Celestial
Good
72
Moon is bright tonight
Conditions
Good
87
Calm and dry conditions
Site
Coordinates
31.96, -111.6
Elevation
2055 m
Light Pollution
24.7 mag
90
Transparency
24.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Fog Probability
GATE
|
1.0
|
0.00 — | 0.9 |
|
Wildfire Smoke Density
GATE
|
1.0
|
0.01 — | 0.85 |
|
Total Cloud Fraction
|
0.98
|
0.02 [0,1] | 0.53 |
|
Precipitable Water Vapor
|
0.9
|
5.03 mm | 0.9 |
|
Aod 550nm
|
0.88
|
0.06 — | 0.9 |
|
Airglow Intensity
|
0.85
|
75.30 R | 0.6 |
|
Volcanic Aerosol Stratospheric
|
0.81
|
0.02 — | 0.7 |
|
Ozone Column
|
0.79
|
212 DU | 0.95 |
|
Humidity Profile Extinction
RESIDUAL
|
0.97
|
0.02 — | 0.9 |
72
Celestial
15.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Solar Depression Angle
|
1.0
|
57.32 ° | 1.0 |
|
Zodiacal Light Intensity
|
1.0
|
0.00 — | 0.9 |
|
Aurora Activity
|
0.89
|
1.00 Kp [0-9] | 0.62 |
|
Lunar Sky Brightness Contribution
|
0.39
|
3.03 Δmag/arcsec² | 0.95 |
|
Galactic Plane Brightness
RESIDUAL
|
0.89
|
0.11 — | 0.95 |
89
Weather
14.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Precipitation Probability
GATE
|
1.0
|
0.00 — | 0.8 |
|
Frost Dew On Optics Risk
|
1.0
|
0.00 — | 0.9 |
|
Barometric Pressure Trend
|
0.86
|
-1.11 hPa/3hr | 0.9 |
|
Surface Wind Speed
|
0.85
|
5.82 km/h | 0.9 |
|
Ground Thermal Emission Phase
|
0.82
|
0.82 — | 1.0 |
|
Ambient Temperature Comfort
RESIDUAL
|
1.0
|
284 K | 0.95 |
|
Dew Point Convergence Rate
RESIDUAL
|
0.88
|
0.35 K/hr | 0.95 |
|
Condition Stability Forecast
RESIDUAL
|
0.83
|
0.83 — | 0.9 |
8
Seeing
20.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Boundary Layer Gradient
|
1.0
|
-2.00 K/km | 0.95 |
|
Jet Stream Speed
|
0.71
|
44.09 kt | 0.85 |
|
Terrain Turbulence Risk
|
0.0
|
1.00 — | 0.9 |
|
Scintillation Index Estimate
RESIDUAL
|
0.92
|
0.84 " | 0.95 |
|
Inversion Layer Strength
RESIDUAL
|
0.8
|
0.00 K | 0.95 |
|
Upper Atmosphere Wind Shear
RESIDUAL
|
0.57
|
21.69 kt | 0.85 |
77
Light Pollution
19.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Zenith Sky Brightness
|
1.0
|
24.67 mag/arcsec² | 0.9 |
|
Nearest City Skyglow
|
0.48
|
72.24 km | 0.85 |
|
Cloud Amplified Skyglow
RESIDUAL
|
1.0
|
0.00 Δmag/arcsec² | 0.53 |
|
Commercial Shutoff Factor
RESIDUAL
|
0.7
|
0.21 [0,1] | 0.6 |
85
Local
8.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Satellite Trail Density
|
1.0
|
0.00 tr/hr | 0.75 |
|
Local Aqi
|
0.91
|
18.24 AQI | 0.85 |
|
Horizon Obstruction Index
|
0.84
|
4.83 ° | 0.9 |
|
Site Elevation
|
0.82
|
2055 m AMSL | 1.0 |
|
Local Thermal Sources
|
0.7
|
0.30 — | 0.7 |
Site Characteristics
Elevation
2055 m
Horizon
4.8°
Light Pollution
24.7 mag
Nearest City
72.2 km
pop 823k
Nearest Water
163.9 km
Thermal Index
0.3
Roughness
0.247
Elev. Change
819 m
Coordinates
31.96, -111.6
Algorithm
WGM = 51.52
x
Gate = 0.9849
=
50.7
/ 100
NSQI v0.3.0