TROPO_PATH_DELAY Exchange format v 1.2_TUVienna Format version of 2014.07.10 # # This file contains tropospheric slant and zenith path delays and wet mapping factor. # # Created by: Armin Hofmeister, Technische Universität Wien # # Created with RADIATE program developed by Armin Hofmeister # Version: 2.0_Fortran # Subversion: global_limit # # File created on: # 2018-07-30 | 01:43:07.134 # # Data content: # Ray-tracing results for session: # 16FEB27XK##### # Total number of observations: # 86 # Total number of different observing stations: # 2 # # Chosen ray-tracing options: # Assignment of observations to the epochs of the numerical weather model: # one_epoch_per_obs # Method of vertical interpolation (horizontal treatment): # profilewise # Method of numerical weather model usage: # Full grid information used. # Ray-tracing approach: # pwl # Station coordinate catalogue-file: # vlbi.ell # # Numerical weather model used: # Epoch 1: 2016022706 | Grib-file resolution: res_lat= 1.000 deg, res_lon= 1.000 deg # # Origin and use of the observational data: # Observational data (scan number, source, observation time, site, azimuth, elevation) # as well as pressure- and temperature-values provided in this file originate from the # AzEl-file created by VieVS. # The reported pressure- and temperature-values have not been used for the ray-tracing. # Ray-tracing used temperature- and pressure-values only from the numerical weather # model and the standard atmosphere model. # # # --------------------------------------------------------------------------------------- # ----------------------------------- File description ---------------------------------- # --------------------------------------------------------------------------------------- # # 1) Header record -- the first record line should have a signature: # TROPO_PATH_DELAY Exchange format v N.N_additional Format version of YYYY.MM.DD # stating the version and date of the format # # The header record allows to distinguish a valid file in the TROPO_PATH_DELAY # format from files in other formats. # # 2) E-records section # E-record has letter E in the first field. # It specifies the experiment name. # # 3) H-records section # H-record has letter H in the first field. # It specifies the secondary experiment name. # # 4) M-records section # M-record has letter M in the first field. # The M record keeps the model identifier. # # 5) U-records section # U-record has letter U in the first field. # The U record instructs analysis software how to use the data. # Analysis software may override this recommendation. # # 6) S-records section # S-record has letter S in the first field. # It defines the name and coordinates of each site. A site cannot be # defined more than once. # # 7) O-records section # O-record has letter O in the first field. # It defines the circumstances of the observation: # the time tag, site ID, azimuth and elevation in the local # topocentric coordinate system, surface atmospheric pressure and # surface air temperature, slant and zenith path delay and # wet mapping factor. # # Records, which start from # character, are considered as comments. # # Format of an S-record: # ---------------------- # # Field 1:1 A1 -- Record ID. Should be letter S. # field 2:3 a2 delimiter: blanks. # Field 4:11 A8 -- 8-letter long site identifier. # May contain any characters with decimal codes 32-255, but # blanks are allowed only at the end of the site identifier. # This site identifier should be unique among S-records. # This field should not necessarily have a special meaning. # field 12:13 a2 delimiter: blanks. # Field 14:26 F13.4 -- X site coordinate in a crust fixed reference frame. # Unit: meter # field 27:27 a1 delimiter: blank. # Field 28:40 F13.4 -- Y site coordinate in a crust fixed reference frame. # Unit: meter # field 41:41 a1 delimiter: blank. # Field 42:54 F13.4 -- Z site coordinate in a crust fixed reference frame. # Unit: meter # field 55:56 a2 delimiter: blanks. # Field 57:64 F8.4 -- Geodetic latitude of site, # interval: [-90; 90], positive to north. # Unit: degree # field 65:65 a1 delimiter: blank. # Field 66:73 F8.4 -- Geodetic longitude of site, # interval: [0; 360[, increasing towards east. # Unit: degree # field 74:74 a1 delimiter: blank. # Field 75:81 F7.2 -- Height of site above the reference ellipsoid. # Unit: meter # # Format of an O-record: # ---------------------- # # Field 1:1 A1 -- Record ID. Should be letter O. # field 2:3 a2 delimiter: blanks. # Field 4:8 I5 -- Scan number # field 9:12 a4 delimiter: blanks. # Field 13:20 A8 -- Source name # field 21:25 a5 delimiter: blanks. # Field 26:46 A21 -- Calendar date in TAI in YYYY.MM.DD-hh:mm:ss.s format # Calendar date format: # field 26:29 -- I4 Year # field 30:30 -- a1 delimiter: . # field 31:32 -- I2 Month # field 33:33 -- a1 delimiter: . # field 34:35 -- I2 Day # field 36:36 -- a1 delimiter: - # field 37:38 -- I2 Hour # field 39:39 -- a1 delimiter: : # field 40:41 -- I2 Minute # field 42:42 -- a1 delimiter: : # field 43:46 -- F4.1 Seconds # field 47:48 a2 delimiter: blanks. # Field 49:56 A8 -- Site identifier # field 57:58 a2 delimiter: blanks. # Field 59:67 F9.5 -- Azimuth # Unit: degree # field 68:68 a1 delimiter: blank. # Field 69:76 F8.5 -- Elevation angle (outgoing) # Unit: degree # field 77:78 a2 delimiter: blanks. # Field 79:84 F6.1 -- Atmospheric surface pressure # Unit: hPa (mbar) # field 85:85 a1 delimiter: blank. # Field 86:90 F5.1 -- Surface air temperature # Unit: degree Celsius # field 91:92 a2 delimiter: blanks. # Field 93:107 1PD15.7 -- Slant total delay # Unit: seconds of time # field 108:108 a1 delimiter: blank. # Field 109:123 1PD15.7 -- Wet mapping factor # Tilting of the wet part of the atmosphere in the form # of a wet mapping function: # [wet_delay_along_the_path / wet_zenith_delay] # field 124:124 a1 delimiter: blank. # Field 125:139 1PD15.7 -- Hydrostatic zenith delay # Unit: seconds of time # field 140:140 a1 delimiter: blank. # Field 141:155 1PD15.7 -- Wet zenith delay # Unit: seconds of time # ####################################################################################################### # E $16FEB27XK##### H $16FEB27XK##### # M Ray-tracing results from RADIATE program (version: 2.0_Fortran, subversion: global_limit, created: 2018-07-30 01:43:07.134) developed by Armin Hofmeister, Technische Universität Wien. # U NONE # # Site| X-coordinate| Y-coordinate| Z-coordinate| Latitude| Longit.| Height S TSUKUB32 -3957408.8016 3310233.7183 3737490.5018 36.1031 140.0887 84.43 S WETTZELL 4075539.7239 931738.9417 4801628.8003 49.1450 12.8775 669.13 # # # Scan| Source| Time tag in TAI| Site| Azimuth| Elev.| Pres.|Temp.| Slant total del|Wet map. factor|Hydr zenith del|Wet zenith del. O 1 0059+581 2016.02.27-07:30:10.0 TSUKUB32 326.38458 58.80234 1019.5 10.7 9.2559607E-09 1.1687176E+00 7.7456838E-09 1.7622995E-10 O 1 0059+581 2016.02.27-07:30:10.0 WETTZELL 41.71942 38.41791 935.1 -1.9 1.1582242E-08 1.6024767E+00 7.0995942E-09 1.1141157E-10 O 2 0016+731 2016.02.27-07:31:14.0 TSUKUB32 343.20633 46.78903 1019.5 10.6 1.0855169E-08 1.3708994E+00 7.7456838E-09 1.7622995E-10 O 2 0016+731 2016.02.27-07:31:14.0 WETTZELL 25.06375 48.44383 935.1 -1.8 9.6266277E-09 1.3320951E+00 7.0995942E-09 1.1141157E-10 O 3 1803+784 2016.02.27-07:32:19.0 TSUKUB32 351.67217 26.99618 1019.5 10.6 1.7363125E-08 2.1963595E+00 7.7456838E-09 1.7622995E-10 O 3 1803+784 2016.02.27-07:32:19.0 WETTZELL 354.94972 60.31375 935.1 -1.6 8.2964004E-09 1.1487680E+00 7.0995942E-09 1.1141157E-10 O 4 0133+476 2016.02.27-07:33:21.0 TSUKUB32 310.17133 67.80854 1019.5 10.6 8.5534177E-09 1.0799308E+00 7.7456838E-09 1.7622995E-10 O 4 0133+476 2016.02.27-07:33:21.0 WETTZELL 48.11224 28.21397 935.1 -1.6 1.5190431E-08 2.1016931E+00 7.0995942E-09 1.1141157E-10 O 5 1039+811 2016.02.27-07:34:42.0 TSUKUB32 10.14027 32.35786 1019.5 10.6 1.4751436E-08 1.8639705E+00 7.7456838E-09 1.7622995E-10 O 5 1039+811 2016.02.27-07:34:42.0 WETTZELL 349.16010 43.78672 935.1 -1.4 1.0405599E-08 1.4396430E+00 7.0995942E-09 1.1141157E-10 O 6 3C418 2016.02.27-07:36:01.0 TSUKUB32 318.82832 21.40205 1019.5 10.5 2.1531941E-08 2.7302189E+00 7.7456838E-09 1.7622995E-10 O 6 3C418 2016.02.27-07:36:01.0 WETTZELL 72.38587 73.13025 935.1 -1.3 7.5345606E-09 1.0444985E+00 7.0995942E-09 1.1141157E-10 O 7 1030+415 2016.02.27-07:37:27.0 TSUKUB32 47.18528 11.85549 1019.5 10.5 3.7550878E-08 4.7917907E+00 7.7456838E-09 1.7622995E-10 O 7 1030+415 2016.02.27-07:37:27.0 WETTZELL 321.05502 12.32201 935.2 -1.3 3.2987166E-08 4.5971285E+00 7.0995942E-09 1.1141157E-10 O 8 2229+695 2016.02.27-07:39:01.0 TSUKUB32 334.77614 39.15470 1019.5 10.5 1.2520045E-08 1.5819285E+00 7.7456838E-09 1.7622995E-10 O 8 2229+695 2016.02.27-07:39:01.0 WETTZELL 31.08556 57.56228 935.2 -1.4 8.5395353E-09 1.1823557E+00 7.0995942E-09 1.1141157E-10 O 9 0529+483 2016.02.27-07:40:42.0 TSUKUB32 52.17506 63.72497 1019.5 10.5 8.8313060E-09 1.1146343E+00 7.7456838E-09 1.7622995E-10 O 9 0529+483 2016.02.27-07:40:42.0 WETTZELL 13.95937 9.20970 935.2 -1.6 4.3225026E-08 6.0137181E+00 7.0995942E-09 1.1141157E-10 O 10 2141+175 2016.02.27-07:42:29.0 TSUKUB32 282.46478 13.35293 1019.6 10.5 3.3605462E-08 4.2952552E+00 7.7456838E-09 1.7622995E-10 O 10 2141+175 2016.02.27-07:42:29.0 WETTZELL 118.81015 44.53450 935.2 -1.8 1.0271310E-08 1.4270764E+00 7.0995942E-09 1.1141157E-10 O 11 1803+784 2016.02.27-07:43:48.0 TSUKUB32 352.20357 26.66993 1019.6 10.5 1.7557253E-08 2.2210354E+00 7.7456838E-09 1.7622995E-10 O 11 1803+784 2016.02.27-07:43:48.0 WETTZELL 353.85146 60.12993 935.1 -1.6 8.3115830E-09 1.1508696E+00 7.0995942E-09 1.1141157E-10 O 12 0119+115 2016.02.27-07:45:15.0 TSUKUB32 238.55418 52.13177 1019.6 10.5 1.0029264E-08 1.2671116E+00 7.7456838E-09 1.7622995E-10 O 12 0119+115 2016.02.27-07:45:15.0 WETTZELL 78.54099 5.85372 935.1 -1.3 6.4535333E-08 9.1955206E+00 7.0995942E-09 1.1141157E-10 O 13 1039+811 2016.02.27-07:47:00.0 TSUKUB32 10.39068 32.80191 1019.6 10.5 1.4575157E-08 1.8416096E+00 7.7456838E-09 1.7622995E-10 O 13 1039+811 2016.02.27-07:47:00.0 WETTZELL 349.60444 43.41502 935.1 -1.3 1.0476358E-08 1.4493894E+00 7.0995942E-09 1.1141157E-10 O 14 2318+049 2016.02.27-07:48:49.0 TSUKUB32 258.15311 24.42976 1019.6 10.4 1.9049225E-08 2.4146294E+00 7.7456838E-09 1.7622995E-10 O 14 2318+049 2016.02.27-07:48:49.0 WETTZELL 106.99897 21.01172 935.2 -1.3 1.9963389E-08 2.7864316E+00 7.0995942E-09 1.1141157E-10 O 15 0955+476 2016.02.27-07:50:48.0 TSUKUB32 46.86019 22.40905 1019.6 10.3 2.0627290E-08 2.6098043E+00 7.7456838E-09 1.7622995E-10 O 15 0955+476 2016.02.27-07:50:48.0 WETTZELL 331.83605 13.31381 935.2 -1.2 3.0671231E-08 4.2609959E+00 7.0995942E-09 1.1141157E-10 O 16 0059+581 2016.02.27-07:52:16.0 TSUKUB32 323.87676 56.23947 1019.7 10.3 9.5223709E-09 1.2024462E+00 7.7456838E-09 1.7622995E-10 O 16 0059+581 2016.02.27-07:52:16.0 WETTZELL 43.70420 40.87650 935.2 -1.2 1.1000931E-08 1.5223369E+00 7.0995942E-09 1.1141157E-10 O 17 2141+175 2016.02.27-07:53:21.0 TSUKUB32 283.96060 11.21028 1019.6 10.3 3.9587830E-08 5.0911389E+00 7.7456838E-09 1.7622995E-10 O 17 2141+175 2016.02.27-07:53:21.0 WETTZELL 121.77926 46.07311 935.2 -1.2 1.0003136E-08 1.3898342E+00 7.0995942E-09 1.1141157E-10 O 18 1803+784 2016.02.27-07:54:40.0 TSUKUB32 352.71972 26.38114 1019.7 10.2 1.7733205E-08 2.2434025E+00 7.7456838E-09 1.7622995E-10 O 18 1803+784 2016.02.27-07:54:40.0 WETTZELL 352.84263 59.92341 935.2 -1.5 8.3288117E-09 1.1532530E+00 7.0995942E-09 1.1141157E-10 O 19 0133+476 2016.02.27-07:55:45.0 TSUKUB32 307.10340 64.25893 1019.7 10.2 8.7915959E-09 1.1100859E+00 7.7456838E-09 1.7622995E-10 O 19 0133+476 2016.02.27-07:55:45.0 WETTZELL 51.00656 31.00956 935.2 -1.5 1.3951443E-08 1.9306831E+00 7.0995942E-09 1.1141157E-10 O 20 1030+415 2016.02.27-07:57:16.0 TSUKUB32 49.48000 14.85406 1019.7 10.2 3.0378584E-08 3.8598886E+00 7.7456838E-09 1.7622995E-10 O 20 1030+415 2016.02.27-07:57:16.0 WETTZELL 324.29532 10.35166 935.2 -1.6 3.8807432E-08 5.4254792E+00 7.0995942E-09 1.1141157E-10 O 21 0017+200 2016.02.27-07:59:05.0 TSUKUB32 265.11469 42.74462 1019.6 10.2 1.1656102E-08 1.4732914E+00 7.7456838E-09 1.7622995E-10 O 21 0017+200 2016.02.27-07:59:05.0 WETTZELL 86.50530 24.45398 935.2 -1.5 1.7326276E-08 2.4079542E+00 7.0995942E-09 1.1141157E-10 O 22 1039+811 2016.02.27-08:00:45.0 TSUKUB32 10.63979 33.31028 1019.7 10.1 1.4379466E-08 1.8167913E+00 7.7456838E-09 1.7622995E-10 O 22 1039+811 2016.02.27-08:00:45.0 WETTZELL 350.12615 43.01818 935.2 -1.7 1.0553461E-08 1.4600085E+00 7.0995942E-09 1.1141157E-10 O 23 2000+472 2016.02.27-08:02:11.0 TSUKUB32 321.99250 10.94488 1019.7 10.1 4.0442460E-08 5.1912163E+00 7.7456838E-09 1.7622995E-10 O 23 2000+472 2016.02.27-08:02:11.0 WETTZELL 99.31747 82.73710 935.2 -1.8 7.2693129E-09 1.0081052E+00 7.0995942E-09 1.1141157E-10 O 24 0059+581 2016.02.27-08:03:18.0 TSUKUB32 322.88933 54.90613 1019.7 10.1 9.6748948E-09 1.2217569E+00 7.7456838E-09 1.7622995E-10 O 24 0059+581 2016.02.27-08:03:18.0 WETTZELL 44.64803 42.13738 935.2 -1.8 1.0732187E-08 1.4852834E+00 7.0995942E-09 1.1141157E-10 O 25 1128+385 2016.02.27-08:04:34.0 TSUKUB32 45.65702 5.42482 1019.7 10.1 7.5209251E-08 9.9555927E+00 7.7456838E-09 1.7622995E-10 O 25 1128+385 2016.02.27-08:04:34.0 WETTZELL 314.34254 13.20462 935.2 -1.8 3.0911617E-08 4.3080605E+00 7.0995942E-09 1.1141157E-10 O 26 0119+115 2016.02.27-08:06:18.0 TSUKUB32 244.12561 48.38981 1019.7 10.1 1.0586887E-08 1.3378026E+00 7.7456838E-09 1.7622995E-10 O 26 0119+115 2016.02.27-08:06:18.0 WETTZELL 82.45789 9.25759 935.2 -1.7 4.3073143E-08 6.0514883E+00 7.0995942E-09 1.1141157E-10 O 27 1803+784 2016.02.27-08:07:43.0 TSUKUB32 353.35532 26.06066 1019.7 10.0 1.7933144E-08 2.2688200E+00 7.7456838E-09 1.7622995E-10 O 27 1803+784 2016.02.27-08:07:43.0 WETTZELL 351.67622 59.63502 935.2 -1.5 8.3531721E-09 1.1566216E+00 7.0995942E-09 1.1141157E-10 O 28 0133+476 2016.02.27-08:08:48.0 TSUKUB32 305.91786 62.13366 1019.7 10.0 8.9573879E-09 1.1310755E+00 7.7456838E-09 1.7622995E-10 O 28 0133+476 2016.02.27-08:08:48.0 WETTZELL 52.65965 32.69205 935.2 -1.4 1.3312556E-08 1.8425070E+00 7.0995942E-09 1.1141157E-10 O 29 2141+175 2016.02.27-08:09:56.0 TSUKUB32 286.26292 7.96777 1019.7 10.0 5.4099409E-08 7.0996862E+00 7.7456838E-09 1.7622995E-10 O 29 2141+175 2016.02.27-08:09:56.0 WETTZELL 126.57394 48.32299 935.2 -1.3 9.6472713E-09 1.3404208E+00 7.0995942E-09 1.1141157E-10 O 30 0955+476 2016.02.27-08:11:39.0 TSUKUB32 48.67886 25.53641 1019.7 10.0 1.8274336E-08 2.3103667E+00 7.7456838E-09 1.7622995E-10 O 30 0955+476 2016.02.27-08:11:39.0 WETTZELL 335.10950 11.78668 935.2 -1.1 3.4387849E-08 4.7837613E+00 7.0995942E-09 1.1141157E-10 O 31 0016+731 2016.02.27-08:13:11.0 TSUKUB32 341.16875 44.18006 1019.7 9.9 1.1349785E-08 1.4335474E+00 7.7456838E-09 1.7622995E-10 O 31 0016+731 2016.02.27-08:13:11.0 WETTZELL 25.63145 51.39552 935.3 -1.1 9.2197651E-09 1.2760219E+00 7.0995942E-09 1.1141157E-10 O 32 0059+581 2016.02.27-08:14:15.0 TSUKUB32 322.06495 53.55492 1019.7 9.9 9.8400279E-09 1.2426644E+00 7.7456838E-09 1.7622995E-10 O 32 0059+581 2016.02.27-08:14:15.0 WETTZELL 45.55176 43.40935 935.3 -1.1 1.0479024E-08 1.4503753E+00 7.0995942E-09 1.1141157E-10 O 33 1144+402 2016.02.27-08:15:32.0 TSUKUB32 43.71819 5.87842 1019.7 9.9 7.0365798E-08 9.2604223E+00 7.7456838E-09 1.7622995E-10 O 33 1144+402 2016.02.27-08:15:32.0 WETTZELL 314.59762 15.17114 935.3 -1.2 2.7116924E-08 3.7713267E+00 7.0995942E-09 1.1141157E-10 O 34 0202+319 2016.02.27-08:17:05.0 TSUKUB32 269.70299 65.42463 1019.7 9.8 8.7089723E-09 1.0997738E+00 7.7456838E-09 1.7622995E-10 O 34 0202+319 2016.02.27-08:17:05.0 WETTZELL 62.52842 19.23721 935.3 -1.2 2.1682369E-08 3.0074773E+00 7.0995942E-09 1.1141157E-10 O 35 1039+811 2016.02.27-08:18:40.0 TSUKUB32 10.91348 33.98910 1019.8 9.8 1.4127872E-08 1.7848904E+00 7.7456838E-09 1.7622995E-10 O 35 1039+811 2016.02.27-08:18:40.0 WETTZELL 350.84271 42.53231 935.3 -1.3 1.0650118E-08 1.4733183E+00 7.0995942E-09 1.1141157E-10 O 36 0133+476 2016.02.27-08:20:04.0 TSUKUB32 305.16843 60.27643 1019.8 9.8 9.1178909E-09 1.1513948E+00 7.7456838E-09 1.7622995E-10 O 36 0133+476 2016.02.27-08:20:04.0 WETTZELL 54.06820 34.17460 935.3 -1.2 1.2804746E-08 1.7724215E+00 7.0995942E-09 1.1141157E-10 O 37 2141+175 2016.02.27-08:21:12.0 TSUKUB32 287.84665 5.78619 1019.8 9.7 7.1378319E-08 9.6502106E+00 7.7456838E-09 1.7622995E-10 O 37 2141+175 2016.02.27-08:21:12.0 WETTZELL 130.03001 49.77293 935.3 -1.2 9.4384979E-09 1.3114352E+00 7.0995942E-09 1.1141157E-10 O 38 1803+784 2016.02.27-08:22:35.0 TSUKUB32 354.09842 25.73155 1019.8 9.7 1.8143778E-08 2.2955977E+00 7.7456838E-09 1.7622995E-10 O 38 1803+784 2016.02.27-08:22:35.0 WETTZELL 350.41508 59.25531 935.3 -1.2 8.3857908E-09 1.1611306E+00 7.0995942E-09 1.1141157E-10 O 39 0119+115 2016.02.27-08:24:00.0 TSUKUB32 248.27915 45.10943 1019.7 9.7 1.1170300E-08 1.4117681E+00 7.7456838E-09 1.7622995E-10 O 39 0119+115 2016.02.27-08:24:00.0 WETTZELL 85.75839 12.14437 935.3 -1.0 3.3480561E-08 4.6851299E+00 7.0995942E-09 1.1141157E-10 O 40 0059+581 2016.02.27-08:25:14.0 TSUKUB32 321.38094 52.17652 1019.8 9.6 1.0020208E-08 1.2654778E+00 7.7456838E-09 1.7622995E-10 O 40 0059+581 2016.02.27-08:25:14.0 WETTZELL 46.42352 44.70473 935.3 -0.8 1.0238197E-08 1.4171656E+00 7.0995942E-09 1.1141157E-10 O 41 1030+415 2016.02.27-08:26:43.0 TSUKUB32 52.67504 19.49547 1019.8 9.6 2.3504885E-08 2.9769510E+00 7.7456838E-09 1.7622995E-10 O 41 1030+415 2016.02.27-08:26:43.0 WETTZELL 329.24066 7.70495 935.3 -0.6 5.0771020E-08 7.1612645E+00 7.0995942E-09 1.1141157E-10 O 42 0016+731 2016.02.27-08:28:15.0 TSUKUB32 340.64019 43.18129 1019.8 9.6 1.1557726E-08 1.4598887E+00 7.7456838E-09 1.7622995E-10 O 42 0016+731 2016.02.27-08:28:15.0 WETTZELL 25.64438 52.46491 935.3 -0.5 9.0864873E-09 1.2576524E+00 7.0995942E-09 1.1141157E-10 O 43 1039+811 2016.02.27-08:29:35.0 TSUKUB32 11.05092 34.41039 1019.9 9.5 1.3977060E-08 1.7657722E+00 7.7456838E-09 1.7622995E-10 O 43 1039+811 2016.02.27-08:29:35.0 WETTZELL 351.29823 42.25441 935.4 -0.2 1.0706547E-08 1.4810877E+00 7.0995942E-09 1.1141157E-10 TROPO_PATH_DELAY Exchange format v 1.2_TUVienna Format version of 2014.07.10