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: # 2020-01-30 | 12:40:00.387 # # Data content: # Ray-tracing results for session: # 19NOV06XU##### # 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: 2019110618 | 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 $19NOV06XU##### H $19NOV06XU##### # M Ray-tracing results from RADIATE program (version: 2.0_Fortran, subversion: global_limit, created: 2020-01-30 12:40:00.387) developed by Armin Hofmeister, Technische Universität Wien. # U NONE # # Site| X-coordinate| Y-coordinate| Z-coordinate| Latitude| Longit.| Height S ISHIOKA -3959638.0334 3296822.0922 3747043.4643 36.2092 140.2190 164.21 S NYALES20 1202463.8239 252734.8020 6237765.8461 78.9291 11.8697 87.30 # # # 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 1803+784 2019.11.06-18:30:10.0 ISHIOKA 2.96117 24.96485 1002.1 12.4 1.8616282E-08 2.3561860E+00 7.6140474E-09 2.9034355E-10 O 1 1803+784 2019.11.06-18:30:10.0 NYALES20 300.27267 77.87396 1011.6 -7.2 7.9496035E-09 1.0243361E+00 7.6759639E-09 9.6644384E-11 O 2 1418+546 2019.11.06-18:31:09.0 ISHIOKA 34.82123 17.92900 1002.1 12.4 2.5375365E-08 3.2191269E+00 7.6140474E-09 2.9034355E-10 O 2 1418+546 2019.11.06-18:31:09.0 NYALES20 311.39371 47.77605 1011.5 -7.1 1.0486305E-08 1.3581772E+00 7.6759639E-09 9.6644384E-11 O 3 1128+385 2019.11.06-18:32:19.0 ISHIOKA 65.67613 36.32029 1002.1 12.1 1.3313645E-08 1.6846907E+00 7.6140474E-09 2.9034355E-10 O 3 1128+385 2019.11.06-18:32:19.0 NYALES20 344.66859 27.51798 1011.6 -6.9 1.6751431E-08 2.1796563E+00 7.6759639E-09 9.6644384E-11 O 4 OJ287 2019.11.06-18:33:31.0 ISHIOKA 113.83785 59.40807 1002.0 12.1 9.1789638E-09 1.1617287E+00 7.6140474E-09 2.9034355E-10 O 4 OJ287 2019.11.06-18:33:31.0 NYALES20 20.87220 9.72116 1011.7 -6.8 4.4375897E-08 5.7751909E+00 7.6759639E-09 9.6644384E-11 O 5 1030+415 2019.11.06-18:34:36.0 ISHIOKA 66.11534 48.23784 1002.0 12.3 1.0585649E-08 1.3390094E+00 7.6140474E-09 2.9034355E-10 O 5 1030+415 2019.11.06-18:34:36.0 NYALES20 357.96024 30.10236 1011.7 -6.7 1.5443594E-08 2.0023008E+00 7.6759639E-09 9.6644384E-11 O 6 0642+449 2019.11.06-18:35:54.0 ISHIOKA 346.65190 81.10626 1001.9 12.0 8.0000749E-09 1.0119294E+00 7.6140474E-09 2.9034355E-10 O 6 0642+449 2019.11.06-18:35:54.0 NYALES20 46.97087 37.79753 1011.6 -6.9 1.2657134E-08 1.6239495E+00 7.6759639E-09 9.6644384E-11 O 7 0119+115 2019.11.06-18:37:27.0 ISHIOKA 276.57481 11.34502 1001.9 11.9 3.9068289E-08 5.0322013E+00 7.6140474E-09 2.9034355E-10 O 7 0119+115 2019.11.06-18:37:27.0 NYALES20 134.00421 19.79222 1011.6 -6.8 2.2754754E-08 2.8762952E+00 7.6759639E-09 9.6644384E-11 O 8 0552+398 2019.11.06-18:38:54.0 ISHIOKA 290.55420 76.60258 1001.9 12.1 8.1248603E-09 1.0278895E+00 7.6140474E-09 2.9034355E-10 O 8 0552+398 2019.11.06-18:38:54.0 NYALES20 60.40603 34.97812 1011.7 -6.7 1.3525658E-08 1.7300733E+00 7.6759639E-09 9.6644384E-11 O 9 0202+319 2019.11.06-18:40:16.0 ISHIOKA 290.04198 29.93180 1001.8 12.1 1.5783093E-08 2.0005522E+00 7.6140474E-09 2.9034355E-10 O 9 0202+319 2019.11.06-18:40:16.0 NYALES20 119.44209 38.31545 1011.7 -6.6 1.2513337E-08 1.5953543E+00 7.6759639E-09 9.6644384E-11 O 10 1803+784 2019.11.06-18:42:32.0 ISHIOKA 3.62622 25.10858 1001.8 13.1 1.8517928E-08 2.3436666E+00 7.6140474E-09 2.9034355E-10 O 10 1803+784 2019.11.06-18:42:32.0 NYALES20 301.91473 77.36422 1011.8 -6.6 7.9651047E-09 1.0264008E+00 7.6759639E-09 9.6644384E-11 O 11 1418+546 2019.11.06-18:43:31.0 ISHIOKA 35.96442 19.37786 1001.8 12.5 2.3584109E-08 2.9899296E+00 7.6140474E-09 2.9034355E-10 O 11 1418+546 2019.11.06-18:43:31.0 NYALES20 313.99482 47.33856 1011.8 -6.6 1.0559447E-08 1.3677051E+00 7.6759639E-09 9.6644384E-11 O 12 1128+385 2019.11.06-18:44:41.0 ISHIOKA 66.73426 38.60906 1001.8 12.4 1.2641662E-08 1.5995200E+00 7.6140474E-09 2.9034355E-10 O 12 1128+385 2019.11.06-18:44:41.0 NYALES20 347.41104 27.37438 1011.8 -6.5 1.6831485E-08 2.1891753E+00 7.6759639E-09 9.6644384E-11 O 13 OJ287 2019.11.06-18:46:02.0 ISHIOKA 117.63914 61.68892 1001.8 12.3 8.9755837E-09 1.1359769E+00 7.6140474E-09 2.9034355E-10 O 13 OJ287 2019.11.06-18:46:02.0 NYALES20 23.85497 9.95038 1011.8 -6.5 4.3431479E-08 5.6352499E+00 7.6759639E-09 9.6644384E-11 O 14 1030+415 2019.11.06-18:47:07.0 ISHIOKA 66.78901 50.55882 1001.8 12.6 1.0225893E-08 1.2934786E+00 7.6140474E-09 2.9034355E-10 O 14 1030+415 2019.11.06-18:47:07.0 NYALES20 0.69042 30.09527 1011.8 -6.5 1.5446794E-08 2.0017019E+00 7.6759639E-09 9.6644384E-11 O 15 0642+449 2019.11.06-18:48:25.0 ISHIOKA 333.94755 80.24579 1001.8 12.5 8.0197825E-09 1.0144352E+00 7.6140474E-09 2.9034355E-10 O 15 0642+449 2019.11.06-18:48:25.0 NYALES20 49.73720 38.24772 1011.8 -6.5 1.2531352E-08 1.6070868E+00 7.6759639E-09 9.6644384E-11 O 16 0119+115 2019.11.06-18:49:58.0 ISHIOKA 278.37009 8.83488 1001.8 12.6 4.9189840E-08 6.3992015E+00 7.6140474E-09 2.9034355E-10 O 16 0119+115 2019.11.06-18:49:58.0 NYALES20 137.24033 20.21356 1011.8 -6.6 2.2308534E-08 2.8227238E+00 7.6759639E-09 9.6644384E-11 O 17 0552+398 2019.11.06-18:51:25.0 ISHIOKA 289.10730 74.22005 1001.8 12.8 8.2130510E-09 1.0390658E+00 7.6140474E-09 2.9034355E-10 O 17 0552+398 2019.11.06-18:51:25.0 NYALES20 63.28454 35.50929 1012.0 -6.6 1.3350576E-08 1.7070389E+00 7.6759639E-09 9.6644384E-11 O 18 0202+319 2019.11.06-18:52:47.0 ISHIOKA 291.40435 27.56390 1001.8 13.0 1.7005391E-08 2.1563011E+00 7.6140474E-09 2.9034355E-10 O 18 0202+319 2019.11.06-18:52:47.0 NYALES20 122.76968 38.83127 1011.9 -6.6 1.2373772E-08 1.5780570E+00 7.6759639E-09 9.6644384E-11 O 19 0059+581 2019.11.06-18:53:53.0 ISHIOKA 323.56261 28.60934 1001.8 12.5 1.6436354E-08 2.0811259E+00 7.6140474E-09 2.9034355E-10 O 19 0059+581 2019.11.06-18:53:53.0 NYALES20 130.58065 66.79036 1011.8 -6.6 8.4552528E-09 1.0847635E+00 7.6759639E-09 9.6644384E-11 O 20 1803+784 2019.11.06-18:55:59.0 ISHIOKA 4.34091 25.29761 1001.8 12.4 1.8390317E-08 2.3274299E+00 7.6140474E-09 2.9034355E-10 O 20 1803+784 2019.11.06-18:55:59.0 NYALES20 303.69331 76.82005 1011.8 -6.5 7.9824161E-09 1.0287023E+00 7.6759639E-09 9.6644384E-11 O 21 1418+546 2019.11.06-18:56:58.0 ISHIOKA 37.15296 20.99847 1001.8 12.3 2.1870879E-08 2.7711801E+00 7.6140474E-09 2.9034355E-10 O 21 1418+546 2019.11.06-18:56:58.0 NYALES20 316.80757 46.88403 1011.8 -6.6 1.0637182E-08 1.3778058E+00 7.6759639E-09 9.6644384E-11 O 22 1128+385 2019.11.06-18:58:09.0 ISHIOKA 67.85064 41.12183 1001.8 12.3 1.1998524E-08 1.5180355E+00 7.6140474E-09 2.9034355E-10 O 22 1128+385 2019.11.06-18:58:09.0 NYALES20 350.39568 27.24963 1011.8 -6.7 1.6901717E-08 2.1972291E+00 7.6759639E-09 9.6644384E-11 O 23 OJ287 2019.11.06-18:59:30.0 ISHIOKA 122.28942 64.04935 1001.8 12.6 8.7886644E-09 1.1123131E+00 7.6140474E-09 2.9034355E-10 O 23 OJ287 2019.11.06-18:59:30.0 NYALES20 27.06393 10.22901 1011.8 -6.7 4.2335725E-08 5.4761464E+00 7.6759639E-09 9.6644384E-11 O 24 1030+415 2019.11.06-19:00:35.0 ISHIOKA 67.43654 53.06838 1001.8 13.0 9.8809364E-09 1.2498273E+00 7.6140474E-09 2.9034355E-10 O 24 1030+415 2019.11.06-19:00:35.0 NYALES20 3.62794 30.11969 1011.8 -6.8 1.5435479E-08 1.9990985E+00 7.6759639E-09 9.6644384E-11 O 25 0642+449 2019.11.06-19:01:53.0 ISHIOKA 323.32571 78.81935 1001.8 12.8 8.0566679E-09 1.0191157E+00 7.6140474E-09 2.9034355E-10 O 25 0642+449 2019.11.06-19:01:53.0 NYALES20 52.72746 38.75309 1011.8 -6.7 1.2393985E-08 1.5887488E+00 7.6759639E-09 9.6644384E-11 O 26 0119+115 2019.11.06-19:04:49.0 ISHIOKA 280.50612 5.87201 1001.8 12.1 7.0346389E-08 9.3762612E+00 7.6140474E-09 2.9034355E-10 O 26 0119+115 2019.11.06-19:04:49.0 NYALES20 141.09538 20.68087 1011.8 -6.8 2.1834838E-08 2.7659811E+00 7.6759639E-09 9.6644384E-11 O 27 0552+398 2019.11.06-19:06:15.0 ISHIOKA 288.20351 71.37644 1001.8 12.1 8.3398981E-09 1.0551387E+00 7.6140474E-09 2.9034355E-10 O 27 0552+398 2019.11.06-19:06:15.0 NYALES20 66.71601 36.15632 1011.9 -6.8 1.3144808E-08 1.6800742E+00 7.6759639E-09 9.6644384E-11 O 28 1803+784 2019.11.06-19:07:57.0 ISHIOKA 4.96783 25.49404 1001.8 12.3 1.8259751E-08 2.3108229E+00 7.6140474E-09 2.9034355E-10 O 28 1803+784 2019.11.06-19:07:57.0 NYALES20 305.27037 76.34523 1011.8 -6.9 7.9981714E-09 1.0307932E+00 7.6759639E-09 9.6644384E-11 O 29 1418+546 2019.11.06-19:08:56.0 ISHIOKA 38.16121 22.47734 1001.7 12.6 2.0522790E-08 2.5993446E+00 7.6140474E-09 2.9034355E-10 O 29 1418+546 2019.11.06-19:08:56.0 NYALES20 319.29716 46.49901 1011.8 -7.0 1.0704454E-08 1.3865228E+00 7.6759639E-09 9.6644384E-11 O 30 0202+319 2019.11.06-19:11:08.0 ISHIOKA 293.43672 24.13291 1001.7 12.7 1.9216160E-08 2.4385004E+00 7.6140474E-09 2.9034355E-10 O 30 0202+319 2019.11.06-19:11:08.0 NYALES20 127.69964 39.55258 1011.9 -7.0 1.2185365E-08 1.5547930E+00 7.6759639E-09 9.6644384E-11 O 31 1030+415 2019.11.06-19:13:06.0 ISHIOKA 67.95604 55.41081 1001.7 12.9 9.5953024E-09 1.2136875E+00 7.6140474E-09 2.9034355E-10 O 31 1030+415 2019.11.06-19:13:06.0 NYALES20 6.35877 30.17213 1011.8 -7.0 1.5411342E-08 1.9948792E+00 7.6759639E-09 9.6644384E-11 O 32 OJ287 2019.11.06-19:14:26.0 ISHIOKA 128.29379 66.51618 1001.6 13.1 8.6167032E-09 1.0905472E+00 7.6140474E-09 2.9034355E-10 O 32 OJ287 2019.11.06-19:14:26.0 NYALES20 30.62230 10.57574 1011.8 -7.0 4.1046369E-08 5.2927841E+00 7.6759639E-09 9.6644384E-11 O 33 1128+385 2019.11.06-19:15:38.0 ISHIOKA 69.24393 44.41320 1001.6 12.5 1.1279444E-08 1.4269616E+00 7.6140474E-09 2.9034355E-10 O 33 1128+385 2019.11.06-19:15:38.0 NYALES20 354.26855 27.13737 1011.8 -7.0 1.6965455E-08 2.2039627E+00 7.6759639E-09 9.6644384E-11 O 34 0748+126 2019.11.06-19:17:05.0 ISHIOKA 173.26186 66.12595 1001.6 12.7 8.6428176E-09 1.0942000E+00 7.6140474E-09 2.9034355E-10 O 34 0748+126 2019.11.06-19:17:05.0 NYALES20 47.58504 5.07860 1011.8 -6.9 7.8222869E-08 1.0153677E+01 7.6759639E-09 9.6644384E-11 O 35 0642+449 2019.11.06-19:18:12.0 ISHIOKA 314.30367 76.63502 1001.6 12.9 8.1236004E-09 1.0276015E+00 7.6140474E-09 2.9034355E-10 O 35 0642+449 2019.11.06-19:18:12.0 NYALES20 56.37195 39.39280 1011.8 -7.0 1.2225693E-08 1.5663870E+00 7.6759639E-09 9.6644384E-11 O 36 1803+784 2019.11.06-19:19:49.0 ISHIOKA 5.57988 25.71470 1001.6 13.0 1.8115518E-08 2.2924827E+00 7.6140474E-09 2.9034355E-10 O 36 1803+784 2019.11.06-19:19:49.0 NYALES20 306.83009 75.88341 1011.9 -7.0 8.0140827E-09 1.0329014E+00 7.6759639E-09 9.6644384E-11 O 37 1418+546 2019.11.06-19:20:48.0 ISHIOKA 39.11408 23.97615 1001.7 12.4 1.9327187E-08 2.4471431E+00 7.6140474E-09 2.9034355E-10 O 37 1418+546 2019.11.06-19:20:48.0 NYALES20 321.75496 46.13590 1011.9 -7.0 1.0769125E-08 1.3948790E+00 7.6759639E-09 9.6644384E-11 O 38 0552+398 2019.11.06-19:22:25.0 ISHIOKA 287.84433 68.26614 1001.7 12.6 8.5075168E-09 1.0763762E+00 7.6140474E-09 2.9034355E-10 O 38 0552+398 2019.11.06-19:22:25.0 NYALES20 70.48317 36.88074 1011.8 -7.0 1.2923722E-08 1.6512244E+00 7.6759639E-09 9.6644384E-11 O 39 0202+319 2019.11.06-19:23:47.0 ISHIOKA 294.86665 21.79820 1001.7 13.1 2.1125520E-08 2.6828029E+00 7.6140474E-09 2.9034355E-10 O 39 0202+319 2019.11.06-19:23:47.0 NYALES20 131.13378 40.02296 1011.9 -6.9 1.2066572E-08 1.5401821E+00 7.6759639E-09 9.6644384E-11 O 40 0059+581 2019.11.06-19:24:53.0 ISHIOKA 325.57604 24.97194 1001.7 13.2 1.8613636E-08 2.3580901E+00 7.6140474E-09 2.9034355E-10 O 40 0059+581 2019.11.06-19:24:53.0 NYALES20 140.75942 67.83264 1011.8 -6.8 8.3914006E-09 1.0768795E+00 7.6759639E-09 9.6644384E-11 O 41 OJ287 2019.11.06-19:26:29.0 ISHIOKA 133.93660 68.35353 1001.7 12.7 8.5029755E-09 1.0761554E+00 7.6140474E-09 2.9034355E-10 O 41 OJ287 2019.11.06-19:26:29.0 NYALES20 33.49371 10.88359 1012.0 -6.8 3.9965206E-08 5.1416095E+00 7.6759639E-09 9.6644384E-11 O 42 1128+385 2019.11.06-19:27:42.0 ISHIOKA 70.16784 46.70241 1001.7 12.1 1.0848027E-08 1.3723364E+00 7.6140474E-09 2.9034355E-10 O 42 1128+385 2019.11.06-19:27:42.0 NYALES20 356.94068 27.09286 1011.8 -6.8 1.6990839E-08 2.2061015E+00 7.6759639E-09 9.6644384E-11 O 43 0748+126 2019.11.06-19:29:09.0 ISHIOKA 180.57546 66.25732 1001.8 11.7 8.6341200E-09 1.0931152E+00 7.6140474E-09 2.9034355E-10 O 43 0748+126 2019.11.06-19:29:09.0 NYALES20 50.51840 5.51727 1012.0 -6.6 7.3095293E-08 9.4339134E+00 7.6759639E-09 9.6644384E-11 TROPO_PATH_DELAY Exchange format v 1.2_TUVienna Format version of 2014.07.10