Night Report Sky Conditions

E.g., 07/18/2025
Title Conditions
ENR CTIO Blanco 4-m 2016-04-06
General Conditions
Temperature Max: 
13.00
Temperature Min: 
10.00
Humidity Max: 
55
Humidity Min: 
40
Wind Speed Max: 
30.00
Wind Speed Min: 
5.00
Comment: 
Scattered clouds passed overhead, and seeing wasn't so good. Nonetheless we got some usable data.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
Other
Sky : 
1
2nd Quarter
Clouds: 
Thin Clouds
Wind: 
Medium
Seeing Value: 
1.40
Seeing Variability: 
0.6
Seeing Source: 
Other
Sky: 
3
3rd Quarter
Clouds: 
Thin Clouds
Wind: 
Medium
Seeing Value: 
1.40
Seeing Variability: 
0.6
Seeing Source: 
Other
Sky: 
3
4th Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
Other
Sky: 
1
ENR CTIO Blanco 4-m 2016-04-05
General Conditions
Temperature Max: 
13.00
Temperature Min: 
11.00
Humidity Max: 
55
Humidity Min: 
45
Wind Speed Max: 
35.00
Wind Speed Min: 
10.00
Comment: 
None.
1st Quarter
Clouds: 
Overcast
Precipitation: 
Rain
Wind: 
Medium
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky : 
6
2nd Quarter
Clouds: 
Partially cloudy
Precipitation: 
Rain
Wind: 
High
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
4
3rd Quarter
Clouds: 
Thin Clouds
Wind: 
Medium
Seeing Value: 
2.10
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
1
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.40
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
ENR CTIO Blanco 4-m 2016-04-04
General Conditions
Temperature Max: 
15.00
Temperature Min: 
12.00
Humidity Max: 
58
Humidity Min: 
30
Wind Speed Max: 
40.00
Wind Speed Min: 
5.00
Comment: 
Conditions were unfavorable enough that we never opened the dome.
1st Quarter
Clouds: 
Overcast
Wind: 
Medium
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky : 
8
2nd Quarter
Clouds: 
Partially cloudy
Wind: 
High
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
7
3rd Quarter
Clouds: 
Partially cloudy
Wind: 
High
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
6
4th Quarter
Clouds: 
Overcast
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
7
ENR CTIO Blanco 4-m 2016-04-03
General Conditions
Temperature Max: 
10.00
Temperature Min: 
5.00
Humidity Max: 
78
Humidity Min: 
60
Wind Speed Max: 
30.00
Wind Speed Min: 
15.00
Comment: 
Night began rather overcast, but cleared up as it went on. Transparency was touch and go throughout, and clouds definitely rolled in around dawn. Nonetheless, we were still able to observe for most of the night!
1st Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
Other
Sky : 
5
2nd Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
1.15
Seeing Variability: 
0.2
Seeing Source: 
Other
Sky: 
2
3rd Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.15
Seeing Variability: 
0.2
Seeing Source: 
Other
Sky: 
2
4th Quarter
Clouds: 
Partially cloudy
Wind: 
Low
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
Other
Sky: 
5
ENR CTIO Blanco 4-m 2016-04-02
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Cirrus
Wind: 
Low
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
2
2nd Quarter
Clouds: 
Cirrus
Wind: 
Medium
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
1
3rd Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Thin Clouds
Wind: 
Medium
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
6
ENR CTIO Blanco 4-m 2016-04-01
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Cirrus
Seeing Value: 
1.70
Seeing Variability: 
0.8
Seeing Source: 
CTIO Seeing monitor
Sky : 
6
2nd Quarter
Clouds: 
Cirrus
Seeing Value: 
1.60
Seeing Variability: 
0.6
Seeing Source: 
CTIO Seeing monitor
Sky: 
4
3rd Quarter
Clouds: 
Clear
Seeing Value: 
1.50
Seeing Variability: 
0.6
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.30
Seeing Variability: 
0.6
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
ENR CTIO Blanco 4-m 2016-03-31
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.10
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.8
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.40
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
ENR CTIO Blanco 4-m 2016-03-30
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Overcast
Wind: 
Medium
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky : 
8
2nd Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Seeing Value: 
1.00
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
ENR CTIO Blanco 4-m 2016-03-29
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.40
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.20
Seeing Variability: 
0
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Medium
Seeing Value: 
1.70
Seeing Variability: 
0.4
Seeing Source: 
The Telescope I used
Sky: 
0
ENR CTIO Blanco 4-m 2016-03-28
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Thin Clouds
Wind: 
Medium
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
4
2nd Quarter
Clouds: 
Thin Clouds
Wind: 
Medium
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
4
3rd Quarter
Clouds: 
Thin Clouds
Wind: 
Medium
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
4
4th Quarter
Clouds: 
Thin Clouds
Wind: 
Medium
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
4

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