| Plot ?
 | Symb ?
 | Source *
 | Average    ? | Thresholds ? | N_ data
 | QC1 parameter
 | Data downloads
 | Remarks | 
	
	  | method | value | unit | method | value | 
| 1 |  | QC1DB | MEDIAN | 63.1 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN05 | 
| 1 |  | QC1DB | MEDIAN | 63.1 | pix | none |  | 89 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN05, WFM-NOAO-E | 
| 2 |  | QC1DB | MEDIAN | 66.2 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN03 | 
| 2 |  | QC1DB | MEDIAN | 66.2 | pix | none |  | 89 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN03, WFM-NOAO-E | 
| 3 |  | QC1DB | MEDIAN | 90.6 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN01 | 
| 3 |  | QC1DB | MEDIAN | 90.6 | pix | none |  | 89 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN01, WFM-NOAO-E | 
| 4 |  | QC1DB | MEDIAN | 83.1 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN02 | 
| 4 |  | QC1DB | MEDIAN | 83.1 | pix | none |  | 89 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN02, WFM-NOAO-E | 
| 5 |  | QC1DB | MEDIAN | 88 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN04 | 
| 5 |  | QC1DB | MEDIAN | 88 | pix | none |  | 89 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN04, WFM-NOAO-E | 
| 6 |  | QC1DB | MEDIAN | 83.6 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN06 | 
| 6 |  | QC1DB | MEDIAN | 83.6 | pix | none |  | 89 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN06, WFM-NOAO-E | 
| 7 |  | QC1DB | MEDIAN | 67 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN11 | 
| 8 |  | QC1DB | MEDIAN | 83 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN09 | 
| 9 |  | QC1DB | MEDIAN | 78.4 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN07 | 
| 10 |  | QC1DB | MEDIAN | 83.7 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN08 | 
| 11 |  | QC1DB | MEDIAN | 85.5 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN10 | 
| 12 |  | QC1DB | MEDIAN | 88.3 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN12 | 
| 13 |  | QC1DB | MEDIAN | 72.1 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN17 | 
| 14 |  | QC1DB | MEDIAN | 69.6 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN15 | 
| 15 |  | QC1DB | MEDIAN | 66.7 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN13 | 
| 16 |  | QC1DB | MEDIAN | 87.5 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN14 | 
| 17 |  | QC1DB | MEDIAN | 78.7 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN16 | 
| 18 |  | QC1DB | MEDIAN | 76.4 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN18 | 
| 19 |  | QC1DB | MEDIAN | 67.7 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN23 | 
| 20 |  | QC1DB | MEDIAN | 63.8 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN21 | 
| 21 |  | QC1DB | MEDIAN | 75.3 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN19 | 
| 22 |  | QC1DB | MEDIAN | 92.3 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN20 | 
| 23 |  | QC1DB | MEDIAN | 80.9 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN22 | 
| 24 |  | QC1DB | MEDIAN | 85.6 | pix | none |  | 50 | trace_slice_l_xpos | this |
    last_yr |
    all | position of leftmost slice for CHAN24 | 
        
          |  | 
	
          | *Data sources: QC1DB: QC1 database; LOCAL: local data source |