DarkCast
1.6
Unusable
37/39 factors
00:43 UTC · Mar 03
22.8
Peak
Poor in +96h
Sat Mar 07, 00:43 UTC
Sky Clarity
Poor
29
Significant cloud cover reducing visibility
Darkness
Poor
4
Significant light pollution or bright moon
Celestial
Good
86
No moon or celestial interference
Conditions
Poor
28
Poor weather — rain, wind, or humidity
Site
Coordinates
69.65, 18.96
Elevation
6 m
Light Pollution
18.6 mag
Biggest Drags on Score
0.0
Seeing
0.0
Light Pollution
0.0
Local
0.02
Seeing
0.09
Transparency
54
Transparency
24.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Fog Probability
GATE
|
1.0
|
0.00 — | 0.85 |
|
Wildfire Smoke Density
GATE
|
1.0
|
0.00 — | 0.82 |
|
Aod 550nm
|
0.92
|
0.04 — | 0.87 |
|
Precipitable Water Vapor
|
0.91
|
4.66 mm | 0.85 |
|
Ozone Column
|
0.89
|
329 DU | 0.94 |
|
Airglow Intensity
|
0.86
|
71.90 R | 0.6 |
|
Volcanic Aerosol Stratospheric
|
0.82
|
0.02 — | 0.69 |
|
Total Cloud Fraction
|
0.09
|
0.91 [0,1] | 0.8 |
|
Humidity Profile Extinction
RESIDUAL
|
0.76
|
0.17 — | 0.85 |
86
Celestial
15.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Solar Depression Angle
|
1.0
|
24.89 ° | 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
|
0.66
|
1.71 Δmag/arcsec² | 0.95 |
|
Galactic Plane Brightness
RESIDUAL
|
0.83
|
0.17 — | 0.95 |
44
Weather
14.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Precipitation Probability
GATE
|
1.0
|
0.00 — | 0.75 |
|
Frost Dew On Optics Risk
|
0.74
|
0.26 — | 0.85 |
|
Surface Wind Speed
|
0.55
|
18.20 km/h | 0.85 |
|
Ground Thermal Emission Phase
|
0.53
|
0.53 — | 1.0 |
|
Barometric Pressure Trend
|
0.11
|
-4.24 hPa/3hr | 0.85 |
|
Dew Point Convergence Rate
RESIDUAL
|
1.0
|
0.00 K/hr | 0.89 |
|
Ambient Temperature Comfort
RESIDUAL
|
0.55
|
267 K | 0.89 |
|
Condition Stability Forecast
RESIDUAL
|
0.46
|
0.46 — | 0.85 |
4
Seeing
20.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Boundary Layer Gradient
|
1.0
|
-10.51 K/km | 0.89 |
|
Jet Stream Speed
|
0.51
|
74.05 kt | 0.8 |
|
Terrain Turbulence Risk
|
0.0
|
1.00 — | 0.85 |
|
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
|
0.02
|
48.93 kt | 0.8 |
4
Light Pollution
19.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Zenith Sky Brightness
|
0.43
|
18.60 mag/arcsec² | 0.9 |
|
Nearest City Skyglow
|
0.15
|
589 km | 0.85 |
|
Commercial Shutoff Factor
RESIDUAL
|
0.75
|
0.22 [0,1] | 0.6 |
|
Cloud Amplified Skyglow
RESIDUAL
|
0.0
|
3.17 Δmag/arcsec² | 0.8 |
12
Local
8.0% weight| Factor | Normalized | Raw | Confidence |
|---|---|---|---|
|
Local Aqi
|
0.98
|
3.67 AQI | 0.82 |
|
Satellite Trail Density
|
0.93
|
7.44 tr/hr | 0.75 |
|
Horizon Obstruction Index
|
0.87
|
3.90 ° | 0.9 |
|
Local Thermal Sources
|
0.7
|
0.30 — | 0.7 |
|
Site Elevation
|
0.0
|
5.96 m AMSL | 1.0 |
Site Characteristics
Elevation
6 m
Horizon
3.9°
Light Pollution
18.6 mag
Nearest City
2.1 km
pop 52k
Nearest Water
1.5 km
Thermal Index
0.3
Roughness
0.2
Elev. Change
84 m
Coordinates
69.65, 18.96
Algorithm
WGM = 18.37
x
Gate = 0.0871
=
1.6
/ 100
NSQI v0.3.0