DarkCast
0.3
Unusable
37/39 factors
00:43 UTC · Mar 03
77.3
Peak
Excellent in +81h
Fri Mar 06, 09:43 UTC
Sky Clarity
Poor
33
Significant cloud cover reducing visibility
Darkness
Poor
18
Significant light pollution or bright moon
Celestial
Poor
1
Sky too bright — sun near horizon
Conditions
Fair
58
Marginal weather conditions
Site
Coordinates
19.8207, -155.4681
Elevation
4202 m
Light Pollution
26.3 mag
Biggest Drags on Score
0.0
Celestial
0.0
Transparency
0.0
Light Pollution
0.0
Weather
0.17
Seeing
6
Transparency
24.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Fog Probability
GATE
|
1.0
|
0.00 — | 0.85 |
|
Wildfire Smoke Density
GATE
|
1.0
|
0.01 — | 0.82 |
|
Airglow Intensity
|
0.86
|
71.90 R | 0.6 |
|
Aod 550nm
|
0.82
|
0.09 — | 0.87 |
|
Ozone Column
|
0.78
|
209 DU | 0.94 |
|
Precipitable Water Vapor
|
0.7
|
15.23 mm | 0.85 |
|
Volcanic Aerosol Stratospheric
|
0.5
|
0.05 — | 0.69 |
|
Total Cloud Fraction
|
0.0
|
1.00 [0,1] | 0.67 |
|
Humidity Profile Extinction
RESIDUAL
|
0.54
|
0.32 — | 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
|
0.77
|
0.23 — | 0.9 |
|
Solar Depression Angle
|
0.0
|
0.00 ° | 1.0 |
|
Galactic Plane Brightness
RESIDUAL
|
0.81
|
0.19 — | 0.95 |
22
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 |
|
Surface Wind Speed
|
0.69
|
12.28 km/h | 0.85 |
|
Barometric Pressure Trend
|
0.6
|
-2.03 hPa/3hr | 0.85 |
|
Ground Thermal Emission Phase
|
0.0
|
0.00 — | 1.0 |
|
Dew Point Convergence Rate
RESIDUAL
|
0.7
|
0.91 K/hr | 0.89 |
|
Condition Stability Forecast
RESIDUAL
|
0.53
|
0.53 — | 0.85 |
|
Ambient Temperature Comfort
RESIDUAL
|
0.44
|
302 K | 0.89 |
60
Seeing
20.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Boundary Layer Gradient
|
1.0
|
-2.00 K/km | 0.89 |
|
Terrain Turbulence Risk
|
0.84
|
0.16 — | 0.85 |
|
Jet Stream Speed
|
0.75
|
37.54 kt | 0.8 |
|
Upper Atmosphere Wind Shear
RESIDUAL
|
0.61
|
19.74 kt | 0.8 |
|
Scintillation Index Estimate
RESIDUAL
|
0.28
|
3.72 " | 0.89 |
|
Inversion Layer Strength
RESIDUAL
|
0.17
|
0.00 K | 0.89 |
18
Light Pollution
19.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Zenith Sky Brightness
|
1.0
|
26.27 mag/arcsec² | 0.9 |
|
Nearest City Skyglow
|
0.25
|
298 km | 0.85 |
|
Cloud Amplified Skyglow
RESIDUAL
|
1.0
|
0.00 Δmag/arcsec² | 0.67 |
|
Commercial Shutoff Factor
RESIDUAL
|
0.0
|
0.00 [0,1] | 0.6 |
95
Local
8.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Site Elevation
|
1.0
|
4202 m AMSL | 1.0 |
|
Satellite Trail Density
|
1.0
|
0.00 tr/hr | 0.75 |
|
Horizon Obstruction Index
|
1.0
|
0.01 ° | 0.9 |
|
Local Aqi
|
0.94
|
12.08 AQI | 0.82 |
|
Local Thermal Sources
|
0.7
|
0.30 — | 0.7 |
Site Characteristics
Elevation
4202 m
Horizon
0.0°
Light Pollution
26.3 mag
Nearest City
42.5 km
pop 52k
Nearest Water
28.7 km
Thermal Index
0.3
Roughness
0.16
Elev. Change
785 m
Coordinates
19.8207, -155.4681
Algorithm
WGM = 12.88
x
Gate = 0.02
=
0.3
/ 100
NSQI v0.3.0