DarkCast
22.3
Poor
37/39 factors
00:43 UTC · Mar 03
68.7
Peak
Good in +75h
Fri Mar 06, 03:43 UTC
Sky Clarity
Poor
7
Hazy conditions with reduced transparency
Darkness
Good
66
Dark skies with minimal light pollution
Celestial
Fair
64
Moon is bright tonight
Conditions
Fair
62
Marginal weather conditions
Site
Coordinates
27.14, 2.38
Elevation
259 m
Light Pollution
24.1 mag
Biggest Drags on Score
0.0
Transparency
0.0
Seeing
0.1
Local
0.14
Local
0.17
Seeing
4
Transparency
24.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Fog Probability
GATE
|
1.0
|
0.00 — | 0.85 |
|
Wildfire Smoke Density
GATE
|
1.0
|
0.19 — | 0.82 |
|
Total Cloud Fraction
|
1.0
|
0.00 [0,1] | 0.8 |
|
Ozone Column
|
0.88
|
230 DU | 0.94 |
|
Airglow Intensity
|
0.86
|
71.90 R | 0.6 |
|
Precipitable Water Vapor
|
0.75
|
12.58 mm | 0.85 |
|
Volcanic Aerosol Stratospheric
|
0.52
|
0.05 — | 0.69 |
|
Aod 550nm
|
0.0
|
0.97 — | 0.87 |
|
Humidity Profile Extinction
RESIDUAL
|
0.92
|
0.06 — | 0.85 |
64
Celestial
15.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Solar Depression Angle
|
1.0
|
67.57 ° | 1.0 |
|
Aurora Activity
|
1.0
|
0.00 Kp [0-9] | 0.63 |
|
Zodiacal Light Intensity
|
0.97
|
0.03 — | 0.9 |
|
Lunar Sky Brightness Contribution
|
0.27
|
3.66 Δmag/arcsec² | 0.95 |
|
Galactic Plane Brightness
RESIDUAL
|
0.88
|
0.12 — | 0.95 |
90
Weather
14.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Precipitation Probability
GATE
|
1.0
|
0.00 — | 0.75 |
|
Frost Dew On Optics Risk
|
1.0
|
0.00 — | 0.85 |
|
Barometric Pressure Trend
|
0.99
|
0.28 hPa/3hr | 0.85 |
|
Ground Thermal Emission Phase
|
0.87
|
0.87 — | 1.0 |
|
Surface Wind Speed
|
0.74
|
10.44 km/h | 0.85 |
|
Dew Point Convergence Rate
RESIDUAL
|
1.0
|
0.00 K/hr | 0.89 |
|
Condition Stability Forecast
RESIDUAL
|
0.98
|
0.98 — | 0.85 |
|
Ambient Temperature Comfort
RESIDUAL
|
0.81
|
293 K | 0.89 |
10
Seeing
20.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Boundary Layer Gradient
|
1.0
|
-5.97 K/km | 0.89 |
|
Terrain Turbulence Risk
|
0.62
|
0.38 — | 0.85 |
|
Jet Stream Speed
|
0.19
|
122 kt | 0.8 |
|
Scintillation Index Estimate
RESIDUAL
|
1.0
|
0.50 " | 0.89 |
|
Inversion Layer Strength
RESIDUAL
|
0.17
|
0.00 K | 0.89 |
|
Upper Atmosphere Wind Shear
RESIDUAL
|
0.0
|
79.77 kt | 0.8 |
66
Light Pollution
19.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Zenith Sky Brightness
|
1.0
|
24.11 mag/arcsec² | 0.9 |
|
Nearest City Skyglow
|
0.29
|
247 km | 0.85 |
|
Cloud Amplified Skyglow
RESIDUAL
|
1.0
|
0.00 Δmag/arcsec² | 0.8 |
|
Commercial Shutoff Factor
RESIDUAL
|
0.61
|
0.18 [0,1] | 0.6 |
33
Local
8.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Satellite Trail Density
|
1.0
|
0.00 tr/hr | 0.75 |
|
Horizon Obstruction Index
|
0.99
|
0.16 ° | 0.9 |
|
Local Thermal Sources
|
0.7
|
0.30 — | 0.7 |
|
Local Aqi
|
0.14
|
171 AQI | 0.82 |
|
Site Elevation
|
0.1
|
259 m AMSL | 1.0 |
Site Characteristics
Elevation
259 m
Horizon
0.2°
Light Pollution
24.1 mag
Nearest City
12.1 km
pop 49k
Nearest Water
969.6 km
Thermal Index
0.3
Roughness
0.018
Elev. Change
5 m
Coordinates
27.14, 2.38
Algorithm
WGM = 22.33
x
Gate = 0.9994
=
22.3
/ 100
NSQI v0.3.0