Chandra X-Ray Observatory
	(CXC)

Cycle 12 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    w/Prob
--------------------------------------------------------
GO              428    1330   116     44525.90  44525.90
GTO               2       2     0        30.00     30.00
GTO/ALTERNATE     1       1     0        80.00     80.00
LP               70     411    22     30641.10  30641.10
TOO              54      90     4      4712.50   2304.93
TOO/LP            2       3     1       695.00    337.50
VLP               5       8     4      7200.00   7200.00
ARCHIVE          76       0     0      4891.06      0.00
THEORY           43       0     0      3082.85      0.00
                ---    ----   ---    --------- ---------
                681    1845   147     87884.50  85119.43
  Approved 
#Prop   #Tgts  #TC=Y    AppTime    w/Prob Units
-------------------------------------------------
 143     423    27     11220.80  11220.80  ksec
   2       2     0        30.00     30.00  ksec

  16      56     4      6482.00   6482.00  ksec
  34      52     3      2651.50   1335.33  ksec
   1       1     0       150.00     15.00  ksec
   1       1     0      1000.00   1000.00  ksec
  25       0     0      1654.41      0.00  1000 US dollars
  10       0     0       689.40      0.00  1000 US dollars
 ---    ----   ---    --------- ---------
 232     535    34     21534.30  20083.13

2. Proposals by Subject Category

#Props includes Archive/Theory.
                                            Requested 
Category                                   #Prop   #Tgts     ReqTime     w/Prob
-------------------------------------------------------------------------------
SOLAR SYSTEM                                   3       4       355.00    307.00
STARS AND WD                                 103     232     13258.00  13213.00
WD BINARIES AND CV                            13      21      2045.00   1794.50
BH AND NS BINARIES                            88     174      7556.80   6399.08
SN, SNR AND ISOLATED NS                      103     176     12127.50  11494.55
NORMAL GALAXIES: DIFFUSE EMISSION             38      82      5451.00   5451.00
NORMAL GALAXIES: X-RAY POPULATIONS            41     132      6403.30   6367.30
ACTIVE GALAXIES AND QUASARS                  138     572     15960.00  15518.10
CLUSTERS OF GALAXIES                         113     309     15998.90  15998.90
EXTRAGALACTIC DIFFUSE EMISSION AND SURVEYS    27     123      7445.00   7292.00
GALACTIC DIFFUSE EMISSION AND SURVEYS         14      20      1284.00   1284.00
                                             ---    ----    --------- ---------
                                             681    1845     87884.50  85119.43
   Approved 
  #Prop   #Tgts    AppTime    w/Prob
  ----------------------------------
    3       3       315.00    267.00
   32      65      3244.00   3244.00
    5       5       490.00    442.00
   37      93      2512.80   1782.58
   42      59      3319.00   2907.55
    7      17       875.00    875.00
   15      42      1623.00   1623.00
   43     142      3288.50   3228.00
   33      80      3703.00   3703.00
   11      16      1660.00   1507.00
    4      13       504.00    504.00
  ---    ----     --------  --------
  232     535     21534.30  20083.13

3. Targets,Exposure Time by Detector

                                Requested
Detector  Grating    #Tgts      Time    w/Prob
----------------------------------------------
ACIS-I    NONE         472  27768.40  27565.55
ACIS-S    HETG          62  10170.00   9549.30
ACIS-S    LETG          11   2030.00   1990.00
ACIS-S    NONE        1238  44207.60  42577.45
HRC-I     NONE          45   1031.50    955.60
HRC-S     LETG          12   2240.00   2045.00
HRC-S     NONE           5    437.00    436.53
                      ---- --------- ---------
                      1845  87884.50  85119.43
            Approved
 #Tgts      Time    w/Prob
--------------------------
   142   5454.00   5301.15
    18   2107.00   1866.80
     4    560.00    520.00
   346  11940.80  11088.15
    15    170.50    170.50
     8   1300.00   1135.00
     2      2.00      1.53
  ----  --------  --------
   535  21534.30  20083.13

4. Targets by Exposure Time Range

            Requested
Time            #Tgts
---------------------
   0>=T<2           32
   2>=T<4          155
   4>=T<8          287
   8>=T<16         338
  16>=T<32         407
  32>=T<64         265
  64>=T<128        219
 128>=T<300         93
 300>=T<1000        45
1000>=T<10000        4
      Approved
         #Tgts
         -----
            28
            29
           112
           107
           108
            64
            58
            18
            10
             1

5. Proposals by Exposure Time Range

            Requested
Time            #Prop
---------------------
   0>=T<2            0
   2>=T<4            0
   4>=T<8            5
   8>=T<16           9
  16>=T<32          53
  32>=T<64         117
  64>=T<128        152
 128>=T<300        148
 300>=T<1000        73
1000>=T<10000        5
      Approved
         #Prop
         -----
             0
             0
             4
             8
            36
            38
            65
            32
            13
             1

6. Number of Proposals per P.I.

   Requested
#Prop   #P.I.
-------------
  1       332
  2       100
  3        29
  4         7
  5         3
  6         2
  7         1
 Approved
     #P.I.
 ---------
     169
      23
       3
       2



7. Proposals by Country

                  Requested
Country       #Prop         Time    w/Prob
------------------------------------------
AUSTRALIA         2       510.00    325.00
AUSTRIA           1       140.00    140.00
CANADA           23      1814.80   1743.95
CHILE             1       235.00    235.00
CHINA             4       255.00    255.00
FRANCE            8       684.00    540.00
GERMANY          23      2467.00   2440.00
INDIA             2       245.00    245.00
IRELAND           1        34.00     34.00
ITALY            34      6248.00   6110.00
JAPAN            10      1408.00   1348.00
NETH             12      1487.00   1274.50
POLAND            1        70.00     70.00
RUSSIA            1         5.50      5.50
SPAIN            13      1246.00   1041.00
SWITZ             6       125.00    125.00
TAIWAN            3       325.00    325.00
TURKEY            2       190.00    190.00
UK               38      9206.00   9121.10
USA             496     61189.20  59551.38


Total Foreign   185     26695.30  25568.05
        Approved
    #Prop         Time     w/Prob
    -----------------------------
        1       150.00     15.00

        9       417.80    355.45

        2        35.00     35.00
        5       484.00    340.00
        8       579.00    552.00


        7       580.00    510.00
        1        44.00     44.00
        9       507.00    294.50
        1        70.00     70.00
        1         5.50      5.50
        2       105.00    105.00
        1        12.00     12.00
        1        60.00     60.00
        1       100.00    100.00
       14      2428.00   2380.00
      169     15957.00  15204.68


       63      5577.30   4878.45

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