Table 3: Log of the observations. Columns 4) and (5): Julian date (2 450 000+); Col. (6): number of high resolution HD 104237 spectra; Col. (7): typical range of S/N (pixel-1) at 550 nm (center of V band); Col. (8): "blocks'': the night has been subdivided in n distinct blocks with individual wavelength calibration (see text), "extd. R [B]'': not the usual wavelength domain, but shifted towards the red [blue].
Year Date Observatory Jul $_{{\rm begin}}$ Jul $_{{\rm begin}}$ $\char93 $ $S/N_{{\rm Range}}$ Remarks
(1) (2) (3) (4) (5) (6) (7) (8)
April 1999 20 Apr. SAAO 1289.3684 1289.4032 3 20-60  
  21 Apr. SAAO 1290.4893   1 80  
  22 Apr. SAAO 1291.2441 1291.5858 74 55-120  
  23 Apr. SAAO 1292.2647 1292.6892 91 40-90  
  24 Apr. SAAO 1293.2353 1293.6858 136 30-100  
  25 Apr. SAAO 1294.2280 1294.6825 156 30-60  
  26 Apr. SAAO 1295.2319 1295.5514 58 30-80  
April 2000 11 Apr. SAAO 1646.3020 1646.6835 80 50-100 2 blocks
  12 Apr. SAAO 1647.2683 1647.4198 35 40-60  
  13 Apr. SAAO 1648.3585 1648.6850 79 50-100  
  14 Apr. SAAO 1649.2720 1649.6664 94 30-110  
  15 Apr. SAAO 1650.2724 1650.2889 5 60-75 extd. R
  15 Apr. SAAO 1650.2971 1650.3197 5 50-60 extd. B
  15 Apr. SAAO 1650.3380 1650.6649 76 40-100  
  16 Apr. SAAO 1651.5954 1651.6792 21 50-65  
  17 Apr. MSSSO 1652.2480 1652.3136 8 20-40  
  17 Apr. SAAO 1652.2626 1652.2750 4 80 extd. B
  17 Apr. SAAO 1652.2926 1652.6812 92 60-100 2 blocks
  18 Apr. MSSSO 1652.8824 1653.1199 43 20-60  
  18 Apr. SAAO 1653.3050 1653.6840 88 70-100  
  19 Apr. MSSSO 1653.9710 1654.3242 70 20-70  
  19 Apr. SAAO 1654.2748 1654.4637 46 80-100  
  20 Apr. MSSSO 1654.8947 1655.0280 29 40-65  
  20 Apr. SAAO 1655.3035 1655.6476 30 50-100 2 blocks
  21 Apr. MSSSO 1655.8939 1656.2918 71 30-60  
  21 Apr. SAAO 1656.2541 1656.6676 54 30-75 3 blocks
  22 Apr. MSSSO 1656.8965 1657.3140 81 30-65  
  22 Apr. SAAO 1657.2739 1657.5372 55 40-80 2 blocks
  23 Apr. MSSSO 1657.9230 1658.3316 23 30-65  
  23 Apr. SAAO 1658.2836 1658.6276 39 30-60 2 blocks
  24 Apr. SAAO 1659.3229 1659.6512 74 40-90 2 blocks
  25 Apr. MSSSO 1659.8833 1660.1513 51 40-60  
May 2000 9 May SAAO 1674.2752 1674.3420 14 50-100  
  10 May SAAO 1675.2924 1675.3304 10 70-85  
  11 May SAAO 1676.3159 1676.3405 7 20-30  
  12 May SAAO 1677.3106 1677.3571 12 40  
  13 May SAAO 1678.3996 1678.4770 16 60  
  14 May SAAO 1679.3445 1679.3994 14 50-70  
  16 May SAAO 1681.3927 1681.4390 12 50  
  18 May SAAO 1683.3921 1683.4470 14 55  
  19 May SAAO 1684.4057 1684.4491 11 50-60  
  20 May SAAO 1686.3883 1686.4087 6 55  


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