Night Report Sky Conditions

E.g., 09/15/2025
Title Conditions
ENR CTIO Blanco 4-m 2017-10-03
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Cirrus
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
3
2nd Quarter
Clouds: 
Clear
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
4
3rd Quarter
Clouds: 
Cirrus
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
6
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
6
ENR CTIO Blanco 4-m 2017-10-02
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
2
2nd Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.40
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
2
3rd Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
2
4th Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
1
ENR CTIO Blanco 4-m 2017-10-01
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
2.00
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Thin Clouds
Wind: 
Medium
Seeing Value: 
1.80
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Thin Clouds
Wind: 
Medium
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
ENR CTIO Blanco 4-m 2017-09-30
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Partially cloudy
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Sky : 
5
2nd Quarter
Clouds: 
Partially cloudy
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Sky: 
5
3rd Quarter
Clouds: 
Partially cloudy
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Sky: 
5
4th Quarter
Clouds: 
Partially cloudy
Precipitation: 
High Humidity
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Sky: 
5
ENR CTIO Blanco 4-m 2017-09-29
General Conditions
Temperature Max: 
18.00
Temperature Min: 
12.00
Humidity Max: 
32
Humidity Min: 
20
Wind Speed Max: 
17.00
Wind Speed Min: 
4.00
Comment: 
Mostly cloudy to overcast the full night.
1st Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky : 
7
2nd Quarter
Clouds: 
Overcast
Wind: 
Medium
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
7
3rd Quarter
Clouds: 
Overcast
Wind: 
Medium
Seeing Value: 
1.60
Seeing Variability: 
0.6
Seeing Source: 
The Telescope I used
Sky: 
8
4th Quarter
Clouds: 
Overcast
Wind: 
Low
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
7
ENR CTIO Blanco 4-m 2017-09-28
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Partially cloudy
Wind: 
Medium
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
7
2nd Quarter
Clouds: 
Partially cloudy
Wind: 
Medium
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
7
3rd Quarter
Clouds: 
Overcast
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
8
4th Quarter
Clouds: 
Overcast
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky: 
8
ENR CTIO Blanco 4-m 2017-09-27
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.6
Seeing Source: 
The Telescope I used
Sky : 
4
2nd Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
0.85
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
6
3rd Quarter
Clouds: 
Overcast
Wind: 
Medium
Seeing Value: 
1.20
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
8
4th Quarter
Clouds: 
Overcast
Wind: 
Medium
Seeing Value: 
1.20
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
7
ENR CTIO Blanco 4-m 2017-09-26
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
ENR CTIO Blanco 4-m 2017-09-25
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
ENR CTIO Blanco 4-m 2017-09-24
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Cirrus
Wind: 
Low
Seeing Value: 
2.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
2
2nd Quarter
Clouds: 
Cirrus
Wind: 
Medium
Seeing Value: 
1.58
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
1
3rd Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.00
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0

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