Chandra X-Ray Observatory
	(CXC)

Cycle 10 Recommended Targets: Statistics

Statistics for all proposals submitted to the peer review, including the GTO proposals which were competed. This does NOT include GTO time which was uncompeted or Calibration observations. Units for time are given in kiloseconds.

1. Proposals by Type

                 Requested  
Type           #Prop   #Tgts  #TC=Y    ReqTime
----------------------------------------------
GO              415    1266   105     44660.72  
GTO               4       4     0       250.00  
GTO/TOO           1       4     0       348.00  
LP               62     455    22     27423.98  
TOO              53      89     5      3645.50  
TOO/LP            2       7     5      1380.00  
VLP               8      16     1     11531.00  
ARCHIVE          57       0     0      3664.28  
THEORY           41       0     0      2850.01  
                ---    ----   ---    ---------  
                643    1841   138     89239.20  
  Approved 
#Prop   #Tgts  #TC=Y    AppTime  Units
------------------------------------------------
 115     318    24      9428.00  ksec
   2       2     0       160.00  ksec
   1       3     0       261.00  ksec
  14      42     4      5822.00  ksec
  36      52     4      2182.50  ksec
   1       2     0       380.00  ksec

  20       0     0      1339.51  1000 US dollars
  10       0     0       728.50  1000 US dollars
 ---    ----   ---    ---------  
 199     419    32     18233.50  

2. Proposals by Subject Category

#Props includes Archive/Theory.
                                            Requested 
Category                                   #Prop   #Tgts     ReqTime
-----------------------------------------------------------------------
ACTIVE GALAXIES AND QUASARS                  141     721     19710.60
BH AND NS BINARIES                            71     113      7693.30
CLUSTERS OF GALAXIES                          93     215     13079.00
EXTRAGALACTIC DIFFUSE EMISSION AND SURVEYS    20     102      7965.00
GALACTIC DIFFUSE EMISSION AND SURVEYS         10      41      1868.30
NORMAL GALAXIES: DIFFUSE EMISSION             36      95      6181.32
NORMAL GALAXIES: X-RAY POPULATIONS            38      85      4762.20
SN, SNR AND ISOLATED NS                       97     162     11055.00
SOLAR SYSTEM                                   1       2       100.00
STARS AND WD                                 110     253     14400.28
WD BINARIES AND CV                            26      52      2424.20
                                             ---    ----    ---------
                                             643    1841     89239.20
   Approved 
  #Prop   #Tgts    AppTime
  -------------------------
   36     130      3304.10
   31      51      2505.50
   27      57      2900.00
    5       9       735.00
    2      27       146.30
    9      19      1135.00
   14      20       383.70
   35      60      3943.00
    0       0         0.00
   30      27      2437.00
   10      19       743.90
  ---    ----     --------
  199     419     18233.50

3. Targets,Exposure Time by Detector

                         Requested
Detector  Grating    #Tgts      Time
------------------------------------
ACIS-I    NONE         445  26801.40
ACIS-S    HETG          60  14761.00
ACIS-S    LETG          34   2306.70
ACIS-S    NONE        1247  41094.10
HRC-I     NONE          23    462.00
HRC-S     HETG           1    100.00
HRC-S     LETG          21   2725.00
HRC-S     NONE          10    989.00
                      ---- ---------
                      1841  89239.20
     Approved
 #Tgts      Time
----------------
    94   3994.70
    20   3259.00
     1    200.00
   289   9636.80
     8     55.00

     3    735.00
     4    353.00
  ----  --------
   419  18233.50

4. Targets by Exposure Time Range

            Requested
Time            #Tgts
---------------------
  0>=T<2           30
  2>=T<4           41
  4>=T<8          342
  8>=T<16         396
 16>=T<32         417
 32>=T<64         281
 64>=T<128        204
128>=T<256         76
256>=T<512         42
512>=T<10000       12
      Approved
         #Tgts
         -----
            13
            26
            56
            90
            90
            66
            50
            19
             8
             1

5. Proposals by Exposure Time Range

            Requested
Time            #Prop
---------------------
  0>=T<2            1
  2>=T<4            1
  4>=T<8            3
  8>=T<16           8
 16>=T<32          43
 32>=T<64         112
 64>=T<128        162
128>=T<256        128
256>=T<512         67
512>=T<10000       20
      Approved
         #Prop
         -----
             0
             2
             2
             7
            21
            42
            53
            27
            14
             1

6. Number of Proposals per P.I.

   Requested
#Prop   #P.I.
-------------
  6         1
  1       313
  5         3
  4         5
  2        84
  3        38
  7         1
 Approved
     #P.I.
 ---------

     144

       1
      21
       3

7. Proposals by Country

                  Requested
Country       #Prop         Time
--------------------------------
ARGENTINA         1        57.00
AUSTRALIA         7       817.30
BELGIUM           2       270.00
BRAZIL            1        60.00
CANADA           13      3526.50
CHINA             1        50.00
FRANCE            6       470.00
GERMANY          19      1841.00
GREECE            2       175.00
INDIA             1        82.40
ITALY            25      3459.00
JAPAN             9      1069.00
NETH             13      1314.00
POLAND            1        30.00
RUSSIA            2        70.00
SPAIN             7       770.00
SWITZ             4       427.30
TAIWAN            2       294.00
UK               34      7083.10
USA             492     67173.60
VENEZUELA         1       200.00


Total Foreign   151     22065.60
        Approved
    #Prop         Time
    ------------------

        3       576.30


        4       708.20

        3       270.00
        5       240.00


        8       820.00
        2       190.00
        7       674.00


        1        20.00
        1        60.00

       14      1527.20
      151     13147.80



       48      5085.70

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