Session Notes for v23124 Prepared by K. Baver, NVI, Inc./GSFC =========================================================== ----- Parameter listing -------------------------------------- Experiment: V23124 Description VGOS INTEN Scheduler: NASA Correlator: WASH Start: 2023-124-18:30:00 End: 2023-124-19:30:00 ---------- Scan data parameters------------------------------- VScan Y (Compute scan length) Duration 30 sec (default duration for VSCAN=N) Modscan 1 sec (scans are multiples of this) Minscan 20 sec (min scan length) Maxscan 60 sec (max scan length) Setup 2 sec (settle time) Early 0 sec (start recording) Calibration 4 sec (time before obs) Corsync 1 sec (pad scan at end) Idle 0 sec (idle after obs) Minslew 0 sec (min slew time) Fill_off 0 sec (fill cmd buff) Mark6_off 0 sec (buffer offset) ---------- Procedure parameters ------------------------------ PRFLAG YYNN (required procedures) PREOB PREOB (pre-ob procedure) MIDOB MIDOB (mid-ob procedure) POSTOB MIDOB (post-ob procedure) ---------- Timing parameters ------------------------------ SOURCE 1sec (SOURCE time) Tapetm 1sec (TAPE command time) ---------- General parameters ------------------------------- MODULAR 1sec (start time mark) MINIMUM 0sec (time between obs.) LOOKAHEAD 20min (for WHATSUP) SNR MAN (reject for low SNR) WIDTH 79columns (width of screen) CONFIRM Y (ask before adding obs) KEEP_LOG N (keep log upon exit) CONF_EQUIP N (update info from cat) DEBUG N (display debugging info) VERBOSE LEVEL 0 ---------- Informational only ------------------------------- SKED version: 2023-02-10 Schedule file: ./v23124.skd FREQUENCY SX (default freq. code) Process ID: 40393 Printer commands: lj, ljp Current yyyyddd: 2023124 (2023.34)( 20069 MJD, THUR 4 MAY.) Greenwich sidereal time: 09:19:32 (18:30:00 UT) Sun's RA and DEC: 2h 46.3m 16d 3.0 =========================================================== First observations Observation listing from file ./v23124.skd for experiment V23124 Source Start DURATIONS name yyddd-hhmmss K2 Ws 2229+695 23124-183000| 20 20| 0340+362 23124-183041| 60 60| 0602+673 23124-183200| 24 24| 0133+476 23124-183243| 20 20| 2000+472 23124-183326| 20 20| 1849+670 23124-183403| 24 24| 0059+581 23124-183447| 20 20| 1803+784 23124-183526| 20 20| 0345+460 23124-183608| 27 27| 0016+731 23124-183655| 20 20| End of listing. =========================================================== Last observations Observation listing from file ./v23124.skd for experiment V23124 Source Start DURATIONS name yyddd-hhmmss K2 Ws 0016+731 23124-191946| 20 20| 0613+570 23124-192026| 20 20| 2229+695 23124-192107| 20 20| 1846+322 23124-192148| 20 20| 0716+714 23124-192231| 42 42| 0345+460 23124-192332| 27 27| 1803+784 23124-192421| 20 20| 0059+581 23124-192500| 120 120| 0552+398 23124-192721| 20 20| 0340+362 23124-192758| 60 60| 0613+570 23124-192916| 20 20| End of listing. =========================================================== SKED Summary from file ./v23124.skd for experiment V23124 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 2.1 Min = 0.0 Max = 100.0 (Baseline K2-Ws on 2229+695) RMS = 9.8 Total time: 60 minutes ( 1.0 hours). Key: K2=KOKEE12M Ws=WETTZ13S K2 Ws Avg % obs. time: 60 60 60 % cal. time: 8 8 8 % slew time: 26 25 26 % idle time: 5 5 6 total # scans: 70 70 70 # scans/hour : 70 70 70 Avg scan (sec): 31 31 31 # data tracks: 16 16 # Mk5 tracks: 16 16 Total TB(M5): 2.23 2.23 2.23 # OF OBSERVATIONS BY BASELINE | K2 Ws Total -------------------- K2| 70 70 Ws| 70 Number of 2-station scans: 70 Total number of scans: 70 Total number of obs: 70 Total integrated obs-time: 2177 Average obs-time: 31.1 Histogram of observation durations Dur: 20 25 30 35 40 45 50 55 60 120 #Obs: | 48| 7| 0| 0| 5| 0| 0| 7| 3| Average X-band SNRs by baseline | K2 Ws AVG ------------------- K2| 34 34 Ws| 34 Average S-band SNRs by baseline | K2 Ws AVG ------------------- K2| 24 24 Ws| 24 =========================================================== Calibrator observations: source time duration X SNR S SNR 0133+476 23124-184106| 120 120| 138 | 56 | 1751+288 23124-190134| 120 120| 118 | 102 | 0059+581 23124-192500| 120 120| 110 | 72 |