DarkCast
37.7
Fair
37/39 factors
00:43 UTC · Mar 03
77.7
Peak
Excellent in +31h
Wed Mar 04, 07:43 UTC
Sky Clarity
Good
70
Good transparency, minimal haze
Darkness
Poor
22
Significant light pollution or bright moon
Celestial
Good
83
No moon or celestial interference
Conditions
Good
85
Calm and dry conditions
Site
Coordinates
-24.63, -70.4
Elevation
2475 m
Light Pollution
29.3 mag
Biggest Drags on Score
0.0
Light Pollution
0.17
Seeing
0.3
Seeing
0.48
Weather
0.48
Light Pollution
76
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 |
|
Aod 550nm
|
0.87
|
0.07 — | 0.87 |
|
Airglow Intensity
|
0.86
|
71.90 R | 0.6 |
|
Precipitable Water Vapor
|
0.76
|
11.76 mm | 0.85 |
|
Ozone Column
|
0.76
|
206 DU | 0.94 |
|
Volcanic Aerosol Stratospheric
|
0.65
|
0.03 — | 0.69 |
|
Total Cloud Fraction
|
0.63
|
0.37 [0,1] | 0.67 |
|
Humidity Profile Extinction
RESIDUAL
|
0.78
|
0.16 — | 0.85 |
83
Celestial
15.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Solar Depression Angle
|
1.0
|
21.41 ° | 1.0 |
|
Aurora Activity
|
1.0
|
0.00 Kp [0-9] | 0.63 |
|
Zodiacal Light Intensity
|
1.0
|
0.00 — | 0.9 |
|
Lunar Sky Brightness Contribution
|
0.68
|
1.61 Δmag/arcsec² | 0.95 |
|
Galactic Plane Brightness
RESIDUAL
|
0.55
|
0.45 — | 0.95 |
84
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
|
0.95
|
0.66 hPa/3hr | 0.85 |
|
Surface Wind Speed
|
0.74
|
10.51 km/h | 0.85 |
|
Ground Thermal Emission Phase
|
0.48
|
0.48 — | 1.0 |
|
Dew Point Convergence Rate
RESIDUAL
|
0.92
|
0.25 K/hr | 0.89 |
|
Condition Stability Forecast
RESIDUAL
|
0.91
|
0.91 — | 0.85 |
|
Ambient Temperature Comfort
RESIDUAL
|
0.84
|
292 K | 0.89 |
63
Seeing
20.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Boundary Layer Gradient
|
1.0
|
-2.00 K/km | 0.89 |
|
Terrain Turbulence Risk
|
0.94
|
0.06 — | 0.85 |
|
Jet Stream Speed
|
0.71
|
43.26 kt | 0.8 |
|
Scintillation Index Estimate
RESIDUAL
|
0.96
|
0.67 " | 0.89 |
|
Upper Atmosphere Wind Shear
RESIDUAL
|
0.3
|
35.15 kt | 0.8 |
|
Inversion Layer Strength
RESIDUAL
|
0.17
|
0.00 K | 0.89 |
22
Light Pollution
19.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Zenith Sky Brightness
|
1.0
|
29.26 mag/arcsec² | 0.9 |
|
Nearest City Skyglow
|
0.48
|
109 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 |
87
Local
8.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Site Elevation
|
0.99
|
2475 m AMSL | 1.0 |
|
Local Aqi
|
0.86
|
27.37 AQI | 0.82 |
|
Satellite Trail Density
|
0.85
|
14.88 tr/hr | 0.75 |
|
Horizon Obstruction Index
|
0.83
|
5.18 ° | 0.9 |
|
Local Thermal Sources
|
0.7
|
0.30 — | 0.7 |
Site Characteristics
Elevation
2475 m
Horizon
5.2°
Light Pollution
29.3 mag
Nearest City
85.6 km
pop 10k
Nearest Water
15.9 km
Thermal Index
0.3
Roughness
0.222
Elev. Change
421 m
Coordinates
-24.63, -70.4
Algorithm
WGM = 60.25
x
Gate = 0.6257
=
37.7
/ 100
NSQI v0.3.0