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information_for_astronomers:rx:p19mm [2013/03/12 14:09] 127.0.0.1 external edit |
information_for_astronomers:rx:p19mm [2013/11/28 12:03] bwinkel [Tcal and Tsys measurements] |
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| 2 | BB | linear | TP A | | | 2 | BB | linear | TP A | | ||
| 3 | VLBA | linear | TP A | | | 3 | VLBA | linear | TP A | | ||
+ | |||
+ | ==== Spectroscopy modes and resolution ==== | ||
+ | ^ BW ^ nchan ^ nu ^ Df ^ Dv ^ dv ^ | ||
+ | ^ MHz ^ ^ MHz ^ kHz ^ km/s ^ km/s ^ | ||
+ | | 100 | 32768 | 13500 | 3.1 | 0.068 | 0.079 | | ||
+ | | 100 | 32768 | 14000 | 3.1 | 0.065 | 0.076 | | ||
+ | | 100 | 32768 | 14500 | 3.1 | 0.063 | 0.073 | | ||
+ | | 100 | 32768 | 15000 | 3.1 | 0.061 | 0.071 | | ||
+ | | 100 | 32768 | 15500 | 3.1 | 0.059 | 0.068 | | ||
+ | | 100 | 32768 | 16000 | 3.1 | 0.057 | 0.066 | | ||
+ | | 100 | 32768 | 16500 | 3.1 | 0.055 | 0.064 | | ||
+ | | 100 | 32768 | 17000 | 3.1 | 0.054 | 0.062 | | ||
+ | | 100 | 32768 | 17500 | 3.1 | 0.052 | 0.061 | | ||
+ | | 100 | 32768 | 18000 | 3.1 | 0.051 | 0.059 | | ||
+ | | 100 | 32768 | 18500 | 3.1 | 0.049 | 0.057 | | ||
+ | | 500 | 32768 | 13500 | 15.3 | 0.339 | 0.393 | | ||
+ | | 500 | 32768 | 14000 | 15.3 | 0.327 | 0.379 | | ||
+ | | 500 | 32768 | 14500 | 15.3 | 0.315 | 0.366 | | ||
+ | | 500 | 32768 | 15000 | 15.3 | 0.305 | 0.354 | | ||
+ | | 500 | 32768 | 15500 | 15.3 | 0.295 | 0.342 | | ||
+ | | 500 | 32768 | 16000 | 15.3 | 0.286 | 0.332 | | ||
+ | | 500 | 32768 | 16500 | 15.3 | 0.277 | 0.322 | | ||
+ | | 500 | 32768 | 17000 | 15.3 | 0.269 | 0.312 | | ||
+ | | 500 | 32768 | 17500 | 15.3 | 0.261 | 0.303 | | ||
+ | | 500 | 32768 | 18000 | 15.3 | 0.254 | 0.295 | | ||
+ | | 500 | 32768 | 18500 | 15.3 | 0.247 | 0.287 | | ||
+ | |||
+ | BW ... band width\\ | ||
+ | nchan ... number of spectral channels\\ | ||
+ | nu ... center frequency\\ | ||
+ | Df ... Channel separation (in frequency)\\ | ||
+ | Dv ... Channel separation (in velocity)\\ | ||
+ | dv ... Velocity resolution (dv=1.16*Dv) | ||
==== Tcal and Tsys measurements ==== | ==== Tcal and Tsys measurements ==== | ||
+ | {{:information_for_astronomers:rx:p19mm_tcal_from_specpointing_using_tau_spec.png?675 |}} | ||
+ | {{:information_for_astronomers:rx:p19mm_tsys0_from_specpointing_using_tau_spec.png?675 |}} | ||
+ | {{:information_for_astronomers:rx:p19mm_tau_from_specpointing_using_tau_spec.png?675 |}} | ||
+ | {{:information_for_astronomers:rx:p19mm_hpbw_from_specpointing.png?675 |}} | ||
+ | |||
- | TODO |