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| NACO trending system: HISTORY plot |
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Last update: 2009-04-15T21:07:18 (UT)
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*Date on this monitor changes at 21:00 UT |
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Plot
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Symb
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Source
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Average ? |
Thresholds ? |
N_
data |
QC1
parameter |
Data
downloads |
Remarks |
| method |
value |
unit |
method |
value |
| 1 |
[7] | QC1DB |
none |
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VAL | 22.5,23.6 |
64 |
zpoint |
this |
last_yr |
all
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Ks zeropoints for all cameras/dichroics |
| 1 |
• | QC1DB |
MEAN |
23.10944 |
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VAL | 22.5,23.6 |
39 |
zpoint |
this |
last_yr |
all
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Ks zeropoints for S27 camera and VIS dichroic |
| 2 |
[7] | QC1DB |
none |
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VAL | 23.8,24.5 |
45 |
zpoint |
this |
last_yr |
all
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H zeropoints for all cameras/dichroics |
| 2 |
• | QC1DB |
MEAN |
24.02605 |
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VAL | 23.8,24.5 |
36 |
zpoint |
this |
last_yr |
all
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H zeropoints for S27 camera and VIS dichroic |
| 3 |
[7] | QC1DB |
none |
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VAL | 23.9,24.7 |
41 |
zpoint |
this |
last_yr |
all
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J zeropoints for all cameras/dichroics |
| 3 |
• | QC1DB |
MEAN |
24.1855 |
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VAL | 23.9,24.7 |
34 |
zpoint |
this |
last_yr |
all
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J zeropoints for S27 camera and VIS dichroic |
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*Data sources: QC1DB: QC1 database; LOCAL: local text file
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This plot
Photometric Zeropoints (not corrected for extinction) are shown for
three broad band filters Ks, H and J. They were estimated from the
standard star observations taken in all cameras and dichroics.
General information
Click on any of the plots to see a close-up version.
The latest date is indicated on top of the plot, data points belonging to that date are specially marked.
If configured,
- statistical averages are indicated by a solid line, and thresholds by broken lines
- outliers are marked by a red asterisk. They are defined as data points outside the
threshold lines
- "aliens" (= data points outside the plot Y limits) are marked by a red arrow (↑ or ↓)
- you can download the data for each parameter set if the 'Data downloads' link shows up
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