Night Report Sky Conditions

E.g., 04/30/2025
Title Conditions
ENR CTIO Blanco 4-m 2015-03-01
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Seeing Value: 
0.90
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Seeing Value: 
0.80
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
0.70
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
ENR CTIO Blanco 4-m 2015-02-28
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Seeing Value: 
2.00
Seeing Variability: 
0.6
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Seeing Value: 
1.80
Seeing Variability: 
0.6
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
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: 
1.80
Seeing Variability: 
0.6
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
ENR CTIO Blanco 4-m 2015-02-27
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Partially cloudy
Precipitation: 
Rain
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky : 
6
2nd Quarter
Clouds: 
Partially cloudy
Precipitation: 
Rain
Wind: 
Low
Seeing Value: 
2.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
3
3rd Quarter
Clouds: 
Clear
Seeing Value: 
2.00
Seeing Variability: 
0.8
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
2.00
Seeing Variability: 
0.8
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
ENR CTIO Blanco 4-m 2015-02-26
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Seeing Value: 
1.40
Seeing Variability: 
0.4
Seeing Source: 
Other
Sky : 
0
2nd Quarter
Clouds: 
Clear
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
Other
Sky: 
0
3rd Quarter
Clouds: 
Clear
Seeing Value: 
1.10
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
ENR CTIO Blanco 4-m 2015-02-25
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Seeing Value: 
1.40
Seeing Variability: 
0.2
Seeing Source: 
Other
Sky : 
0
2nd Quarter
Clouds: 
Clear
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
Other
Sky: 
0
3rd Quarter
Clouds: 
Clear
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
Other
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
Other
Sky: 
0
ENR CTIO Blanco 4-m 2015-02-24
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
Other
Sky : 
0
2nd Quarter
Clouds: 
Clear
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
Other
Sky: 
0
3rd Quarter
Clouds: 
Clear
Seeing Value: 
1.50
Seeing Variability: 
0.4
Seeing Source: 
Other
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
Other
Sky: 
0
ENR CTIO Blanco 4-m 2015-02-23
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Seeing Value: 
1.50
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky : 
0
2nd Quarter
Clouds: 
Clear
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
3rd Quarter
Clouds: 
Clear
Seeing Value: 
1.40
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
4th Quarter
Clouds: 
Clear
Seeing Value: 
1.30
Seeing Variability: 
0.2
Seeing Source: 
The Telescope I used
Sky: 
0
ENR CTIO Blanco 4-m 2015-02-22
General Conditions
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
ENR CTIO Blanco 4-m 2015-02-21
General Conditions
Temperature Max: 
14.00
Temperature Min: 
11.00
Humidity Max: 
63
Humidity Min: 
48
Wind Speed Max: 
20.00
Wind Speed Min: 
5.00
Comment: 
None.
1st Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
2.00
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky : 
0
2nd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.20
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
3rd Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
1.00
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
4th Quarter
Clouds: 
Clear
Wind: 
Low
Seeing Value: 
2.00
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
0
ENR CTIO Blanco 4-m 2015-02-20
General Conditions
Temperature Max: 
10.00
Temperature Min: 
7.00
Humidity Max: 
90
Humidity Min: 
75
Wind Speed Max: 
30.00
Wind Speed Min: 
5.00
Comment: 
We had to close due to weather condition, high humidity above 85% from 2:15 to 7:00 UTC. The average was 2.4 with maximum values up to 3.0.
1st Quarter
Clouds: 
Thin Clouds
Wind: 
Low
Seeing Value: 
2.20
Seeing Variability: 
0.4
Seeing Source: 
CTIO Seeing monitor
Sky : 
2
2nd Quarter
Clouds: 
Overcast
Wind: 
Low
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
6
3rd Quarter
Clouds: 
Partially cloudy
Wind: 
Medium
Seeing Value: 
0.00
Seeing Variability: 
0
Seeing Source: 
CTIO Seeing monitor
Sky: 
5
4th Quarter
Clouds: 
Thin Clouds
Wind: 
Medium
Seeing Value: 
2.40
Seeing Variability: 
0.2
Seeing Source: 
CTIO Seeing monitor
Sky: 
1

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