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RxWD Pointing - January 2009
This report covers pointing carried out with RxWD over 2 nights in January 2009. These data were taken in grade 1 and 2 weather allowing direct pointing observations to be taken with RxWD.
UT Date Obs.No. Source AZ EL UAZ UEL
---------- ------ --------- ---- ---- ----- -----
20090122 3 URANUS 236 49 0.69 -0.89
" 8 URANUS 241 45 0.56 -0.44
" 11 W3(OH) 362 48 5.16 2.42
" 18 W3(OH) 350 46 5.56 1.27
" 25 W3(OH) 338 41 3.94 4.80
" 31 NMLTau 262 53 2.09 4.89
" 39 IRC+10216 106 69 2.90 -3.44
" 42 N2071IR 251 43 -0.97 -4.52
" 45 N2071IR 257 33 1.47 -5.57
" 48 IRC+10216 245 75 1.90 -4.14
" 56 SATURN 216 72 3.20 -0.22
" 57 WHya 155 37 1.21 1.71
20090123 6 W3(OH) 347 46 4.12 2.19
" 12 W3(OH) 343 44 4.66 0.92
" 25 IRC+10216 90 44 -0.06 -1.64
" 33 IRC+10216 102 65 2.17 -0.53
" 38 IRC+10216 135 81 3.21 -1.30
" 44 SATURN 137 71 1.93 0.24
" 51 SATURN 214 73 2.12 0.20
" 53 IRC+10216 266 53 -1.87 2.83
" 60 IRC+10216 275 27 -0.95 -0.08
" 84 MARS 179 47 -2.82 -3.03
" 95 URANUS 119 45 -0.88 -1.03
The results are displayed below;
UT Date FE No. CA +- dS IE +- dZ
(daz) (del)
20080122 W 12 -0.50 +- 1.85 -20.13 +- 3.51
20080123 W 11 -1.75 +- 2.39 -19.97 +- 1.62
The residuals for RxWD are in close approximation to those achieved with RxA and the pointing performance of the telescope with this instrument remains within the nominal values quoted for the JCMT. |