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Table 3

Comparison of the strong spectral survey lines simultaneously observed with different backends.

Setting Frequency ∫ dv Setting Frequency ∫ dv Setting Frequency ∫ dv
number (MHz) (K km s-1) number (MHz) (K km s-1) number (MHz) (K km s-1)
VESPA FB VESPA FB VESPA FB
73 129515 2.436 3.091 105 145603 11.325 11.266 136 161172 0.501 0.367
74 130268 1.361 5.378 106 146368 2.447 1.604 137 161603 0.462 0.713
75 130892 0.506 0.290 107 146968 28.254 27.119 138 162186 0.340 0.302
76 131015 1.432 2.062 108 147174 3.356 3.312 139 162530 0.779 0.900
77 131885 1.103 1.042 109 147944 0.600 0.904 140 163119 1.409 1.142
78 132246 0.510 0.948 110 148112 1.802 1.816 140 163162 0.610 0.617
79 132891 1.429 2.186 111 148807 0.327 0.304 141 163753 2.187 2.047
80 133355 0.226 0.337 112 149022 0.764 0.563 142 164138 0.432 0.448
81 133786 3.012 1.995 113 149533 1.211 1.282 144 165048 1.493 1.987
82 134284 1.499 2.367 114 150142 1.232 1.140 144 165369 1.444 1.939
83 134897 1.358 0.798 115 150852 2.651 2.765 145 165677 2.606 1.283
84 135298 1.361 2.372 116 151378 1.399 1.898 146 166167 2.838 2.476
85 135696 3.131 4.058 117 151861 0.627 1.278 147 166896 2.483 2.226
86 136464 1.975 1.792 119 152609 2.889 2.860 149 167909 3.481 3.193
87 136635 1.459 1.313 120 153282 1.263 1.175 150 168087 0.622 0.636
88 137450 0.512 0.868 121 153865 1.525 1.792 150 168092 0.576 0.584
89 137903 0.769 0.821 122 154426 1.347 1.227 151 168762 17.648 18.619
90 138178 16.594 18.887 123 154657 1.652 1.948 152 169114 2.601 2.574
91 138739 1.716 1.647 124 155321 1.468 1.111 153 169743 0.399 0.561
92 139484 1.490 1.696 125 155507 1.066 1.048 154 170268 2.965 3.644
94 140306 2.451 2.967 126 156128 1.296 1.337 155 170691 0.737 0.726
95 140839 18.764 15.396 127 156602 2.266 1.967 156 171183 1.604 2.101
96 141244 0.451 0.569 128 157246 1.859 2.994 157 171688 1.454 1.553
97 141984 0.537 0.502 129 157599 0.517 0.417 158 172181 18.028 14.817
98 142379 0.594 0.711 130 158108 2.840 3.706 159 172678 5.176 5.507
99 142769 0.628 0.495 130 158200 2.105 2.313 160 173506 7.830 8.033
100 143057 2.545 2.622 131 158972 13.990 11.328 161 173687 6.316 7.010
101 143866 2.455 2.390 132 159439 0.695 0.719 162 174345 1.860 1.973
102 144077 5.405 6.935 133 159777 0.594 1.009 163 174663 2.927 2.708
103 144616 4.056 3.609 134 160343 2.371 2.091
104 145103 3.614 5.050 135 160828 4.805 4.875

Notes. The two backends used in the 129–175 GHz range were the VESPA autocorrelator (0.32 MHz resolution) and the 1 MHz resolution Filter Banks (FB).

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