EUROPE-99 (EUROPEAN Geodetic VLBI Network session No. 99) 2009 May 25/26 doy 145-146 Institute for Geodesy and GeoInformation of the University of Bonn, Germany Nominal start time: 2009-145-1200 UT Nominal end time: 2009-146-1200 UT Duration: 24 hrs Purpose ======= The purpose of this experiment is to determine station coordinates and their evolution in the southern part of the European geodetic VLBI network with the highest precision possible. Schedule ======== The schedule was optimized for local sky coverage. Scans are scheduled to have scan length purely according to SNR limits. No time second modulo is applied. The sky coverage for all stations were optimized. The minimum SNR on all baselines is at X band and at S band different. e-VLBI Transfer =============== We will transfer data via eVLBI from Mh,On and Wz! Session Notes for session: euro99 =========================================================== Experiment: EURO99 Description EUROPE-99 Scheduler: IGG/am Correlator: BONN Start: 2009-145-12:00:00 End: 2009-146-12:00:01 Current yyyyddd: 2009145 (2009.40) ( 14977 MJD, MON. 25MAY.) Greenwich sidereal time: 4:12: 0.00 (12: 0: 0 UT) Sun's RA and DEC: 4h 9.7m 21d 1.4 =========================================================== First observations Observation listing from file euro99.skd for experiment EURO99 Source Start DURATIONS name yyddd-hhmmss 6a Bd Eb Mc Mh On Sm Wz Ys 4C39.25 09145-120000| 30 30 30 30 30 30 30 30 30| Last observations 4C39.25 09146-115651| 30 30 30 30 30 30 30 30 30| =========================================================== Average number of obs. per baseline per source(normalized by up-time) = 4.4 Min = 0.0 Max = 40.0 (Baseline Bd-Mc on 1124-186) RMS = 6.3 Total time: 1438 minutes ( 24.0 hours). Key: 6a=DSS65A Bd=BADARY Eb=EFLSBERG Mc=MEDICINA Mh=METSAHOV On=ONSALA60 Sm=CRIMEA Wz=WETTZELL Ys=YEBES40M 6a Bd Eb Mc Mh On Sm Wz Ys Avg % obs. time: 12 18 9 21 28 38 25 28 21 22 % cal. time: 3 2 3 4 2 3 2 3 3 3 % slew time: 63 27 55 33 35 16 30 9 26 33 % idle time: 21 53 32 42 34 41 42 59 49 42 total # scans: 246 173 254 324 211 255 200 288 299 250 # scans/hour : 10 7 11 14 9 11 8 12 12 10 Avg scan (sec): 41 88 31 57 115 129 110 84 60 79 # data tracks: 16 16 16 16 16 16 14 16 16 # Mk5 tracks: 16 16 16 16 16 16 16 16 16 Total GBytes: 182 273 143 330 438 594 346 435 324 341 Total GB(M5): 162 243 127 293 389 528 351 387 288 308 Total GBytes (M5) recorded: 2768.2 # OF OBSERVATIONS BY BASELINE | 6a Bd Eb Mc Mh On Sm Wz Ys StnTotal ------------------------------------------------------- 6a| 127 206 244 158 201 155 219 242 1552 Bd| 122 152 130 156 126 155 139 1107 Eb| 252 153 198 148 221 242 1542 Mc| 191 236 191 278 298 1842 Mh| 200 167 198 179 1376 On| 180 245 223 1639 Sm| 187 174 1328 Wz| 260 1763 Ys| 1757 Total # of scans, observations: 349 6953 =========================================================== Recording mode Name Code EUR2-SX SX Recording mode setup for: BADARY DSS65A EFLSBERG MEDICINA ONSALA60 WETTZELL YEBES40M Mode Tot.Rate Tot.BandW #chan #bits Barrel Mk341:2 128.000 Mbits 64.000 MHz 14 1 16 Chan.BW #Subpasses Tracks(*fan) Tot.tracks Speed 4.00 MHz 1 16(*2) 32 80.00 X-band spanned bw= 360.0 MHz rms spanned bw= 140.2 MHz S-band spanned bw= 80.0 MHz rms spanned bw= 30.2 MHz Effective number of channels recorded per sub-pass X S Total 10.000 6.000 16.000 Recording mode setup for: CRIMEA Mode Tot.Rate Tot.BandW #chan #bits Barrel C 112.000 Mbits 56.000 MHz 14 1 NONE Chan.BW #Subpasses Tracks(*fan) Tot.tracks Speed 4.00 MHz 2 14(*0) 28 270.00 X-band spanned bw= 360.0 MHz rms spanned bw= 140.2 MHz S-band spanned bw= 80.0 MHz rms spanned bw= 30.2 MHz Effective number of channels recorded per sub-pass X S Total 8.000 6.000 14.000 Recording mode setup for: METSAHOV Mode Tot.Rate Tot.BandW #chan #bits Barrel VLBA1:2 128.000 Mbits 64.000 MHz 14 1 NONE Chan.BW #Subpasses Tracks(*fan) Tot.tracks Speed 4.00 MHz 1 16(*2) 32 80.00 X-band spanned bw= 360.0 MHz rms spanned bw= 140.2 MHz S-band spanned bw= 80.0 MHz rms spanned bw= 30.2 MHz Effective number of channels recorded per sub-pass X S Total 10.000 6.000 16.000 =========================================================== SNR Targets Minimum SNR by baseline for multi-baseline scans X-band (margin 3) S-band (margin 3) 6a Bd Eb Mc Mh On Sm Wz 6a Bd Eb Mc Mh On Sm Wz Bd 25 Bd 25 Eb 25 25 Eb 25 25 Mc 25 25 25 Mc 25 25 25 Mh 25 25 25 25 Mh 25 25 25 25 On 25 25 25 25 25 On 25 25 25 25 25 Sm 25 25 25 25 25 25 Sm 25 25 25 25 25 25 Wz 25 25 25 25 25 25 25 Wz 25 25 25 25 25 25 25 Ys 25 25 25 25 25 25 25 25 Ys 25 25 25 25 25 25 25 25