User Tools

Site Tools


2011-2012:science

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revisionPrevious revision
Next revision
Previous revision
2011-2012:science [2013/02/26 08:24] poll2011-2012:science [2013/04/19 09:07] (current) poll
Line 3: Line 3:
 Biennial Report 2011-12 Biennial Report 2011-12
 [as usual, editorial comments, temporary fig/tbl numbers, etc. in square [as usual, editorial comments, temporary fig/tbl numbers, etc. in square
-brackets -- captions for 2 non-repeated figures from the 2009-10 version +brackets -- captions for 2 non-repeated figures from the 2009-10 version are enclosed within ####### ]
-              are enclosed within ####### ]+
  
  
Line 29: Line 28:
 (2.1.3) will discuss the new kinds of experiments SFXC permits us to handle. (2.1.3) will discuss the new kinds of experiments SFXC permits us to handle.
  
-[figure 1   sfxcuse.png   goes here]+{{:2011-2012:sfxcuse.png?100|}}[figure 1   sfxcuse.png   goes here]
 Figure [##1] Fraction of disk-based experiments correlated on the MkIV and Figure [##1] Fraction of disk-based experiments correlated on the MkIV and
 on SFXC, per session. on SFXC, per session.
Line 99: Line 98:
 correlator pass. correlator pass.
  
-[figure 2   ntwkhr2012.png   goes here]+{{:2011-2012:ntwkhr2012.png?100|}}[figure 2   ntwkhr2012.png   goes here]
 Figure [##2]: Annual EVN network hours, with the contribution by e-EVN Figure [##2]: Annual EVN network hours, with the contribution by e-EVN
 observations shown by the shaded area. observations shown by the shaded area.
  
-[figure 3   etypes2012.png   goes here]+{{:2011-2012:etypes2012.png?100|}}[figure 3   etypes2012.png   goes here]
 Figure [##3]: Division of annual e-EVN network hours into categories. Figure [##3]: Division of annual e-EVN network hours into categories.
  
Line 127: Line 126:
                        User Experiments          Test & Network Monitoring                        User Experiments          Test & Network Monitoring
                        Ntwk_hr  Corr_hr          N   Ntwk_hr   Corr_hr                        Ntwk_hr  Corr_hr          N   Ntwk_hr   Corr_hr
-Observed           89     701     979            28      91        91 +  Observed           89     701     979            28      91        91 
-Correlated         71     535     728            28      92        92 +  Correlated         71     535     728            28      92        92 
-Distributed        76     585     797            24      80        80 +  Distributed        76     585     797            24      80        80 
-Released           77     619     789            27      88        88 +  Released           77     619     789            27      88        88 
-e-EVN experiments  38     249     249 +  e-EVN experiments  38     249     249 
-e-EVN ToOs          7      53      53+  e-EVN ToOs          7      53      53
  
 Table [##1]: Summary of projects observed, correlated, distributed, and Table [##1]: Summary of projects observed, correlated, distributed, and
Line 139: Line 138:
                        User Experiments          Test & Network Monitoring                        User Experiments          Test & Network Monitoring
                        Ntwk_hr  Corr_hr          N   Ntwk_hr   Corr_hr                        Ntwk_hr  Corr_hr          N   Ntwk_hr   Corr_hr
-Observed           87     711     801            31      96        96 +  Observed           87     711     801            31      96        96 
-Correlated         85     728     916            26      82        82 +  Correlated         85     728     916            26      82        82 
-Distributed        76     673     861            31      94        94 +  Distributed        76     673     861            31      94        94 
-Released           72     634     828            30      91        91 +  Released           72     634     828            30      91        91 
-e-EVN experiments  29     233     233 +  e-EVN experiments  29     233     233 
-e-EVN ToOs          4      25      25+  e-EVN ToOs          4      25      25
  
 Table [##2]: Summary of projects observed, correlated, distributed, and Table [##2]: Summary of projects observed, correlated, distributed, and
Line 161: Line 160:
 spurious peaks caused by periods with no remaining production correlation. spurious peaks caused by periods with no remaining production correlation.
  
-[figure 4  ar1112_f4.png   goes here]+{{:2011-2012:ar1112_f4.png?100|}}[figure 4  ar1112_f4.png   goes here]
 Figure [##4]: Various measures of correlator efficiency. Figure [##4]: Various measures of correlator efficiency.
  
Line 174: Line 173:
 following session, leading to a blocky pattern for the green line). following session, leading to a blocky pattern for the green line).
  
-[figure 5  ar1112_f5.png   goes here]+{{:2011-2012:ar1112_f5.png?100|}}[figure 5  ar1112_f5.png   goes here]
 Figure [##5]: Size of various correlator queues, measured in correlator hours. Figure [##5]: Size of various correlator queues, measured in correlator hours.
  
Line 216: Line 215:
     *) assuming a 100% recording duty-cycle for the duration of each experiment     *) assuming a 100% recording duty-cycle for the duration of each experiment
     *) subtracting 0.09TB from the capacity of each pack (to provide a buffer     *) subtracting 0.09TB from the capacity of each pack (to provide a buffer
-         to compensate for unused space at the ends of packs du to the +         to compensate for unused space at the ends of packs du to the (last + 1) Mark5 scan not having fit onto the pack). 
-         (last + 1) Mark5 scan not having fit onto the pack). +
 in order to provide some insurance against loss of capacity due to bad packs, in order to provide some insurance against loss of capacity due to bad packs,
 (but would likely be insufficient if a very large pack fails).  The (but would likely be insufficient if a very large pack fails).  The
Line 360: Line 358:
  
  
-   With the transition towards e-MERLIN and the removal of the microwave+With the transition towards e-MERLIN and the removal of the microwave
 links connecting the out-stations to Jodrell Bank, we have temporarily links connecting the out-stations to Jodrell Bank, we have temporarily
 lost the ability to include out-stations in the EVN correlation.  lost the ability to include out-stations in the EVN correlation. 
Line 422: Line 420:
 Zelenchukskaya. Zelenchukskaya.
  
-[figure 6  ondbbc.png   goes here]+{{:2011-2012:ondbbc.png?100|}}[figure 6  ondbbc.png   goes here]
 Figure [##6]:  Amplitude and phase vs. frequency on the baselines Ef-On  Figure [##6]:  Amplitude and phase vs. frequency on the baselines Ef-On 
 (Onsala with a mark4 formatter) and Ef-Od (Onsala with a DBBC) for the session  (Onsala with a mark4 formatter) and Ef-Od (Onsala with a DBBC) for the session 
Line 459: Line 457:
  
 ##### FIGS ##### FIGS
-[figure 7   kvn.png   goes here]+{{:2011-2012:kvn.png?100|}}[figure 7   kvn.png   goes here]
 Figure [##7]:  Amplitude and phase vs. frequency on the baselines among Figure [##7]:  Amplitude and phase vs. frequency on the baselines among
 the three KVN stations and Shanghai for the session 3/2012 K-band NME N12K4. the three KVN stations and Shanghai for the session 3/2012 K-band NME N12K4.
  
-[figure 8  irbene.png   goes here]+{{:2011-2012:irbene.png?100|}}[figure 8  irbene.png   goes here]
 Figure [##8]:  Amplitude and phase vs. frequency on the baseline Effelsberg - Figure [##8]:  Amplitude and phase vs. frequency on the baseline Effelsberg -
 Irbene for the session 3/2012 C-band NME N12C4.  Irbene had only RCP available, Irbene for the session 3/2012 C-band NME N12C4.  Irbene had only RCP available,
2011-2012/science.1361867051.txt.gz · Last modified: 2013/02/26 08:24 by poll