DarkCast
0.4
Unusable
37/39 factors
00:43 UTC · Mar 03
18.8
Peak
Poor in +84h
Fri Mar 06, 12:43 UTC
Sky Clarity
Good
81
Clear skies with excellent transparency
Darkness
Poor
8
Significant light pollution or bright moon
Celestial
Poor
1
Sky too bright — sun near horizon
Conditions
Poor
19
Poor weather — rain, wind, or humidity
Site
Coordinates
-77.85, 166.67
Elevation
14 m
Light Pollution
19.5 mag
Biggest Drags on Score
0.0
Celestial
0.0
Light Pollution
0.0
Weather
0.01
Local
0.03
Light Pollution
93
Transparency
24.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Fog Probability
GATE
|
1.0
|
0.06 — | 0.85 |
|
Wildfire Smoke Density
GATE
|
1.0
|
0.00 — | 0.82 |
|
Total Cloud Fraction
|
1.0
|
0.00 [0,1] | 0.8 |
|
Precipitable Water Vapor
|
0.96
|
1.83 mm | 0.85 |
|
Aod 550nm
|
0.96
|
0.02 — | 0.87 |
|
Ozone Column
|
0.89
|
232 DU | 0.94 |
|
Volcanic Aerosol Stratospheric
|
0.89
|
0.01 — | 0.69 |
|
Airglow Intensity
|
0.86
|
71.90 R | 0.6 |
|
Humidity Profile Extinction
RESIDUAL
|
0.78
|
0.15 — | 0.85 |
1
Celestial
15.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Lunar Sky Brightness Contribution
|
1.0
|
0.00 Δmag/arcsec² | 0.95 |
|
Aurora Activity
|
1.0
|
0.00 Kp [0-9] | 0.63 |
|
Zodiacal Light Intensity
|
1.0
|
0.00 — | 0.9 |
|
Solar Depression Angle
|
0.0
|
0.00 ° | 1.0 |
|
Galactic Plane Brightness
RESIDUAL
|
0.79
|
0.21 — | 0.95 |
23
Weather
14.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Precipitation Probability
GATE
|
1.0
|
0.00 — | 0.75 |
|
Barometric Pressure Trend
|
1.0
|
-0.04 hPa/3hr | 0.85 |
|
Surface Wind Speed
|
0.87
|
5.31 km/h | 0.85 |
|
Frost Dew On Optics Risk
|
0.58
|
0.42 — | 0.85 |
|
Ground Thermal Emission Phase
|
0.0
|
0.00 — | 1.0 |
|
Condition Stability Forecast
RESIDUAL
|
0.89
|
0.89 — | 0.85 |
|
Dew Point Convergence Rate
RESIDUAL
|
0.63
|
1.10 K/hr | 0.89 |
|
Ambient Temperature Comfort
RESIDUAL
|
0.2
|
256 K | 0.89 |
69
Seeing
20.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Boundary Layer Gradient
|
1.0
|
-8.89 K/km | 0.89 |
|
Terrain Turbulence Risk
|
0.84
|
0.16 — | 0.85 |
|
Jet Stream Speed
|
0.74
|
39.57 kt | 0.8 |
|
Scintillation Index Estimate
RESIDUAL
|
1.0
|
0.50 " | 0.89 |
|
Upper Atmosphere Wind Shear
RESIDUAL
|
0.73
|
13.60 kt | 0.8 |
|
Inversion Layer Strength
RESIDUAL
|
0.17
|
0.00 K | 0.89 |
8
Light Pollution
19.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Zenith Sky Brightness
|
0.58
|
19.50 mag/arcsec² | 0.9 |
|
Nearest City Skyglow
|
0.03
|
3566 km | 0.85 |
|
Cloud Amplified Skyglow
RESIDUAL
|
1.0
|
0.00 Δmag/arcsec² | 0.8 |
|
Commercial Shutoff Factor
RESIDUAL
|
0.0
|
0.00 [0,1] | 0.6 |
16
Local
8.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Satellite Trail Density
|
1.0
|
0.00 tr/hr | 0.75 |
|
Local Aqi
|
0.97
|
5.69 AQI | 0.82 |
|
Horizon Obstruction Index
|
0.8
|
5.87 ° | 0.9 |
|
Local Thermal Sources
|
0.7
|
0.30 — | 0.7 |
|
Site Elevation
|
0.01
|
14.07 m AMSL | 1.0 |
Site Characteristics
Elevation
14 m
Horizon
5.9°
Light Pollution
19.5 mag
Nearest City
3504.3 km
pop 49k
Nearest Water
0.5 km
Thermal Index
0.3
Roughness
0.053
Elev. Change
12 m
Coordinates
-77.85, 166.67
Algorithm
WGM = 19.1
x
Gate = 0.02
=
0.4
/ 100
NSQI v0.3.0