21.138 Density data Fixed bias Langmuir probe data scaled to Z probe value at t+200s smoothed time (s) density (/cc) altitude (km) 70.7773 194736.38 93.3032 71.5624 186716.73 94.4817 72.3476 180436.94 95.6547 73.1327 176372.78 96.8219 73.9179 172153.50 97.9834 74.7030 169091.39 99.1393 75.4882 164854.69 100.2896 76.2733 162417.03 101.4342 77.0585 159388.75 102.5732 77.8436 154425.50 103.7064 78.6287 151474.84 104.8340 79.4139 147564.94 105.9560 80.1991 143292.20 107.0722 80.9843 140897.45 108.1829 81.7694 138080.89 109.2878 82.5545 134097.05 110.3871 83.3397 129181.43 111.4808 84.1248 122075.01 112.5687 84.9100 114954.66 113.6511 85.6951 109046.49 114.7277 86.4803 103235.82 115.7987 87.2654 99162.43 116.8641 88.0506 96155.43 117.9237 88.8358 94894.12 118.9778 89.6209 93894.94 120.0261 90.4060 92559.88 121.0687 91.1911 91108.87 122.1057 91.9763 88826.75 123.1372 92.7615 87033.41 124.1628 93.5466 84012.30 125.1829 94.3318 80243.72 126.1973 95.1169 78384.40 127.2060 95.9021 77113.34 128.2091 96.6872 75716.52 129.2065 97.4724 74008.32 130.1983 98.2575 71729.59 131.1843 99.0426 69971.22 132.1647 99.8278 68794.20 133.1395 100.6130 67522.27 134.1086 101.3981 66601.16 135.0721 102.1833 64767.44 136.0298 102.9684 62927.20 136.9819 103.7536 61829.48 137.9285 104.5387 60129.33 138.8692 105.3239 59450.02 139.8044 106.1090 58899.33 140.7339 106.8942 58089.15 141.6577 107.6793 58024.96 142.5759 108.4645 57514.81 143.4884 109.2497 56539.56 144.3953 110.0348 54793.04 145.2964 110.8199 53306.50 146.1919 111.6051 52648.75 147.0818 112.3902 51745.79 147.9660 113.1754 51577.16 148.8446 113.9605 51751.53 149.7175 114.7457 50883.06 150.5847 115.5308 50137.00 151.4463 116.3160 49367.61 152.3022 117.1012 48335.14 153.1525 117.8863 48130.14 153.9971 118.6714 47548.80 154.8360 119.4565 46350.10 155.6692 120.2417 45758.84 156.4969 121.0268 45037.39 157.3189 121.8120 44818.91 158.1352 122.5972 43985.19 158.9458 123.3823 42564.60 159.7508 124.1675 42172.03 160.5501 124.9526 42070.75 161.3438 125.7378 42201.91 162.1319 126.5229 41732.97 162.9142 127.3080 40877.45 163.6909 128.0932 40478.84 164.4620 128.8784 40501.78 165.2273 129.6635 40515.88 165.9871 130.4487 39970.02 166.7411 131.2338 39700.60 167.4895 132.0190 39422.60 168.2323 132.8041 39110.21 168.9694 133.5893 38735.12 169.7009 134.3744 38261.75 170.4266 135.1595 37747.09 171.1467 135.9447 37331.84 171.8613 136.7299 37142.26 172.5701 137.5150 37226.32 173.2732 138.3002 37488.58 173.9707 139.0853 37760.98 174.6625 139.8705 37989.32 175.3487 140.6556 38150.63 176.0292 141.4408 38202.90 176.7041 142.2259 38087.60 177.3733 143.0110 37780.02 178.0368 143.7962 37442.71 178.6947 144.5814 37102.72 179.3470 145.3665 36722.61 179.9936 146.1517 36312.12 180.6346 146.9368 35909.07 181.2698 147.7220 35489.59 181.8994 148.5071 35063.70 182.5233 149.2923 34677.89 183.1417 150.0774 34390.03 183.7543 150.8625 34165.98 184.3613 151.6477 33941.01 184.9627 152.4328 33773.88 185.5583 153.2180 33682.48 186.1484 154.0032 33592.84 186.7327 154.7883 33429.26 187.3114 155.5735 33114.51 187.8845 156.3586 32732.53 188.4519 157.1438 32356.13 189.0136 157.9289 32025.35 189.5697 158.7140 31773.53 190.1201 159.4992 31609.67 190.6650 160.2843 31484.70 191.2041 161.0695 31390.29 191.7376 161.8547 31232.22 192.2654 162.6398 30963.17 192.7875 163.4250 30598.31 193.3040 164.2101 30192.47 193.8148 164.9953 29811.32 194.3201 165.7804 29476.31 194.8196 166.5656 29161.13 195.3135 167.3507 28835.80 195.8017 168.1359 28447.53 196.2843 168.9210 28041.97 196.7612 169.7062 27721.79 197.2325 170.4913 27486.81 197.6981 171.2765 27309.78 198.1580 172.0617 27164.82 198.6124 172.8468 27020.61 199.0610 173.6319 26859.53 199.5039 174.4171 26706.17 199.9413 175.2022 26569.71 200.3730 175.9874 26454.14 200.7990 176.7725 26366.40 201.2194 177.5576 26321.50 201.6341 178.3428 26318.24 202.0432 179.1280 26330.23 202.4466 179.9131 26340.93 202.8444 180.6983 26392.52 203.2364 181.4834 26482.27 203.6229 182.2686 26645.95 204.0037 183.0537 26898.87 204.3789 183.8389 27116.61 204.7484 184.6240 27240.75 205.1122 185.4091 27231.27 205.4704 186.1943 27072.61 205.8229 186.9794 26819.66 206.1697 187.7646 26530.79 206.5110 188.5498 26300.04 206.8466 189.3349 26209.27 207.1765 190.1201 26185.22 207.5008 190.9052 26107.71 207.8194 191.6904 25894.83 208.1323 192.4755 25475.79 208.4396 193.2607 25025.81 208.7413 194.0458 24703.42 209.0373 194.8310 24536.77 209.3276 195.6161 24517.36 209.6123 196.4013 24540.36 209.8914 197.1864 24519.86 210.1648 197.9716 24456.86 210.4325 198.7567 24392.15 210.6946 199.5419 24449.45 210.9510 200.3270 24642.01 211.2018 201.1122 24946.22 211.4470 201.8973 25354.24 211.6864 202.6825 25766.83 211.9203 203.4676 26048.30 212.1484 204.2527 26128.41 212.3710 205.0379 26030.60 212.5878 205.8231 25878.40 212.7990 206.6082 25710.37 213.0046 207.3934 25512.96 213.2045 208.1785 25321.83 213.3988 208.9637 25159.35 213.5874 209.7489 25020.86 213.7704 210.5340 24931.36 213.9476 211.3191 24907.69 214.1193 212.1043 24934.23 214.2853 212.8894 24994.18 214.4456 213.6746 25074.57 214.6004 214.4597 25153.27 214.7494 215.2448 25199.29 214.8928 216.0300 25194.45 215.0306 216.8152 25110.00 215.1627 217.6003 24853.08 215.2891 218.3855 24502.37 215.4099 219.1706 24399.55 215.5250 219.9558 24608.54 215.6346 220.7409 25113.81 215.7384 221.5261 25718.36 215.8366 222.3112 26214.02 215.9292 223.0964 26462.65 216.0160 223.8815 26433.38 216.0973 224.6667 26218.07 216.1729 225.4518 26202.85 216.2428 226.2370 26423.02 216.3071 227.0221 26772.85 216.3658 227.8073 27220.72 216.4187 228.5925 27660.40 216.4661 229.3776 28000.06 216.5078 230.1627 28261.30 216.5438 230.9479 28506.03 216.5742 231.7330 28777.29 216.5990 232.5182 28985.63 216.6181 233.3033 29007.53 216.6315 234.0884 28834.70 216.6393 234.8736 28550.04 216.6414 235.6588 28310.37 216.6379 236.4439 28237.88 216.6288 237.2291 28326.26 216.6140 238.0142 28480.41 216.5935 238.7994 28603.00 216.5674 239.5845 28688.58 216.5356 240.3697 28568.60 216.4982 241.1548 28790.82 216.4552 241.9400 29231.05 216.4066 242.7251 29408.36 216.3522 243.5103 30040.53 216.2922 244.2954 30722.09 216.2265 245.0805 30967.86 216.1552 245.8657 31147.09 216.0784 246.6508 31028.10 215.9958 247.4360 30930.99 215.9075 248.2212 30786.89 215.8136 249.0063 30691.52 215.7140 249.7915 30978.85 215.6089 250.5767 31071.33 215.4980 251.3618 31380.61 215.3816 252.1469 31701.12 215.2594 252.9321 31804.55 215.1317 253.7172 32291.93 214.9982 254.5024 32455.40 214.8591 255.2875 32559.66 214.7144 256.0726 32755.32 214.5641 256.8578 32803.91 214.4081 257.6429 32807.19 214.2464 258.4281 32655.21 214.0791 259.2133 32934.48 213.9061 259.9984 33291.35 213.7275 260.7836 33722.45 213.5432 261.5688 34025.75 213.3533 262.3539 33862.25 213.1577 263.1390 34130.51 212.9565 263.9242 34705.69 212.7498 264.7093 35310.80 212.5373 265.4945 35896.89 212.3191 266.2796 35643.41 212.0953 267.0647 35095.13 211.8659 267.8499 34852.33 211.6308 268.6350 34781.61 211.3901 269.4202 34930.63 211.1437 270.2054 34811.83 210.8917 270.9905 34825.89 210.6340 271.7757 34695.25 210.3707 272.5609 34467.10 210.1017 273.3460 34569.09 209.8271 274.1311 34612.69 209.5469 274.9163 34792.03 209.2610 275.7014 34794.10 208.9694 276.4866 34828.72 208.6722 277.2717 35195.61 208.3694 278.0569 35367.10 208.0609 278.8420 35494.12 207.7468 279.6272 35644.20 207.4270 280.4123 35923.30 207.1015 281.1974 36263.88 206.7705 281.9826 36505.37 206.4338 282.7678 36906.97 206.0914 283.5529 37412.43 205.7434 284.3381 37934.64 205.3898 285.1233 38219.93 205.0305 285.9084 38446.32 204.6655 286.6936 39133.02 204.2949 287.4787 39826.55 203.9187 288.2638 40356.66 203.5368 289.0490 41008.00 203.1493 289.8341 41452.89 202.7561 290.6193 41865.52 202.3573 291.4044 42208.77 201.9528 292.1895 42359.93 201.5427 292.9747 42232.73 201.1270 293.7599 41859.81 200.7056 294.5450 41765.11 200.2785 295.3302 41577.29 199.8459 296.1153 41213.82 199.4075 296.9005 40911.66 198.9635 297.6856 40438.02 198.5139 298.4708 39894.39 198.0587 299.2559 39441.96 197.5977 300.0411 39204.02 197.1312 300.8262 38934.46 196.6590 301.6114 38542.14 196.1812 302.3965 38370.92 195.6977 303.1817 38223.50 195.2085 303.9668 37979.65 194.7137 304.7520 37971.31 194.2133 305.5371 38198.33 193.7073 306.3222 38509.32 193.1956 307.1074 38549.12 192.6782 307.8925 38548.61 192.1552 308.6777 38505.64 191.6266 309.4629 38275.70 191.0923 310.2480 38073.13 190.5524 311.0332 37764.88 190.0068 311.8184 37467.68 189.4556 312.6035 37288.13 188.8987 313.3886 37137.04 188.3362 314.1738 37047.40 187.7681 314.9589 37014.67 187.1944 315.7441 37065.67 186.6149 316.5292 37264.60 186.0298 317.3144 37656.03 185.4391 318.0995 37975.36 184.8427 318.8847 38117.43 184.2407 319.6698 38270.66 183.6331 320.4550 38383.10 183.0198 321.2401 38449.74 182.4008 322.0253 38592.53 181.7763 322.8105 38599.44 181.1460 323.5956 38642.73 180.5102 324.3807 38701.67 179.8687 325.1659 38944.80 179.2216 325.9510 39474.71 178.5688 326.7362 39953.39 177.9103 327.5213 40551.97 177.2463 328.3065 41217.31 176.5765 329.0916 41814.02 175.9012 329.8768 42577.97 175.2202 330.6619 43926.70 174.5336 331.4471 45673.01 173.8413 332.2322 47197.29 173.1434 333.0174 48764.46 172.4398 333.8025 50140.80 171.7305 334.5876 50722.25 171.0157 335.3728 51529.16 170.2952 336.1580 52555.54 169.5691 336.9431 53577.53 168.8373 337.7283 54796.77 168.0999 338.5134 55892.78 167.3569 339.2986 57029.11 166.6082 340.0837 57922.16 165.8539 340.8689 58717.95 165.0938 341.6540 59541.02 164.3282 342.4392 60219.77 163.5569 343.2243 61083.13 162.7801 344.0095 62080.49 161.9975 344.7946 62510.23 161.2093 345.5797 65639.70 160.4155 346.3649 63212.01 159.6160 347.1501 64044.25 158.8109 347.9352 64822.37 158.0002 348.7204 65598.70 157.1838 349.5056 65716.92 156.3617 350.2907 70597.59 155.5341 351.0759 71571.85 154.7007 351.8610 71656.54 153.8618 352.6461 71432.59 153.0172 353.4313 70998.62 152.1670 354.2164 70686.33 151.3111 355.0016 65448.77 150.4496 355.7867 69656.79 149.5824 356.5719 64139.88 148.7096 357.3570 62982.90 147.8312 358.1422 62033.89 146.9471 358.9273 61420.06 146.0574 359.7125 60803.30 145.1621 360.4976 60241.34 144.2611 361.2827 59838.75 143.3545 362.0679 59779.98 142.4421 362.8531 59931.59 141.5243 363.6382 60035.71 140.6007 364.4234 59778.08 139.6715 365.2085 59550.82 138.7366 365.9937 59324.11 137.7962 366.7788 58420.98 136.8502 367.5640 57544.37 135.8983 368.3491 56501.96 134.9410 369.1343 55619.81 133.9779 369.9194 54467.22 133.0093 370.7045 52106.85 132.0350 371.4897 50529.48 131.0551 372.2748 50460.12 130.0694 373.0600 52748.21 129.0782 373.8452 55351.02 128.0813 374.6303 52724.01 127.0788 375.4155 48649.96 126.0707 376.2007 47480.92 125.0569 376.9858 46476.32 124.0375 377.7709 45115.25 123.0125 378.5561 43806.82 121.9817 379.3412 43645.65 120.9455 380.1264 45390.80 119.9035 380.9115 48656.85 118.8560 381.6967 51387.91 117.8026 382.4818 52462.89 116.7437 383.2670 51703.14 115.6792 384.0521 50683.11 114.6091 384.8372 49007.71 113.5333 385.6224 44038.78 112.4519 386.4076 38823.00 111.3648 387.1927 33488.66 110.2721 387.9779 28620.46 109.1737 388.7631 27394.59 108.0697 389.5482 27612.85 106.9602 390.3333 26289.50 105.8448 391.1185 25175.07 104.7240 391.9036 24379.68 103.5975 392.6888 22729.91 102.4652 393.4739 20810.29 101.3274 394.2591 19282.87 100.1840 395.0442 17665.34 99.0349 395.8293 16621.09 97.8803 396.6145 16017.31 96.7198 397.3997 15833.42 95.5539 398.1848 16531.04 94.3822 398.9700 17915.66 93.2050 399.7552 20529.92 92.0220 400.5403 23688.74 90.8335 401.3254 25944.77 89.6393 402.1106 26385.10 88.4395 402.8957 23866.79 87.2341 403.6809 22186.39 86.0230 404.4660 22245.96 84.8064 405.2512 22546.03 83.5839 406.0363 23293.23 82.3560 406.8214 23278.20 81.1224 407.6066 21997.13 79.8831 408.3918 19652.77 78.6382 409.1769 18525.16 77.3876 409.9621 16463.08 76.1314 410.7473 10835.03 74.8695 411.5324 6418.20 73.6021 412.3175 4584.91 72.3291 413.1027 4008.77 71.0504 413.8878 3723.86 69.7661 414.6730 2993.16 68.4761 415.3364 2213.78 67.3816