Rocket Prediction Analysis - Astrobee G138-7T Engine
Rocket Astrobee Engine G-138-7T
Mass (kg) 0.79 Mass (kg) 0.152
Diameter (m) 0.067 Propellant Mass (kg) 0.07
# of Fins 4 After Firing Mass (kg) 0.078
Thickness (m) 0.0025 Delay Charge Mass (kg) 0.004
Length (m) 1.73 Burn Time (s) 1.2
Fin Area (m^2) 0.0173 Delay Time (s) 7
Total Area 0.003525652 Max Liftoff Weight (g)  
Cd 0.7 Altimeter(kg) 0.0067
Initial Total Mass (kg) 0.9487 Air Density (kg/m^3) 1.18
Final Total Mass (kg) 0.8747
165.66 158.09 577.97 1896.24
Time intervals (s) Thrust (N) Mass (kg) Drag (N) Acceleration (m/s/s) Velocity (m/s) Altitude (m) Ft
0 0 0.9487 0 -9.81 0 0 0
0.024 1.054534 0.9473 0 -8.69680038 0 0 0
0.026 57.9957 0.947183333 0 51.41964579 0.102839292 0.0001028 0.000337
0.028 83.2067 0.947066667 1.53995E-05 78.04726235 0.258933816 0.0004646 0.001524
0.03 81.3773 0.94695 9.76264E-05 76.12611318 0.411186043 0.0011347 0.003723
0.032 115.0663 0.946833333 0.000246188 111.7172528 0.634620548 0.0021805 0.007154
0.034 61.6101 0.946716667 0.000586432 55.26703491 0.745154618 0.0035603 0.011681
0.038 93.2912 0.946483333 0.000808504 88.75527655 1.100175724 0.007251 0.023789
0.044 89.4091 0.946133333 0.001762437 84.68760875 1.608301377 0.0153764 0.050448
0.046 97.5302 0.946016667 0.003766382 93.28166535 1.794864707 0.0187796 0.061613
0.052 88.3382 0.945666667 0.004690865 83.59871604 2.296457004 0.0310535 0.101882
0.066 99.0027 0.94485 0.007679027 94.96326663 3.625942736 0.0725103 0.237895
0.086 103.7325 0.943683333 0.019143944 100.0927104 5.627796944 0.1650477 0.541495
0.202 121.1348 0.936916667 0.046117566 119.4316783 19.48187163 1.6214085 5.319582
0.54 149.8263 0.9172 0.552650915 152.9392903 71.17535176 16.942479 55.58556
0.548 151.5219 0.916733333 7.376473435 147.4281208 72.35477672 17.5166 57.46916
0.55 155.1362 0.916616667 7.622965492 151.1223067 72.65702134 17.661612 57.94492
0.566 151.4773 0.915683333 7.686784705 147.2208316 75.01255464 18.842968 61.82076
0.684 159.8661 0.9088 8.193273469 157.0835151 93.54840942 28.788065 94.44904
0.982 168.835 0.891416667 12.74272627 165.2958507 142.8065729 64.004957 209.99
1.026 174.9034 0.88885 29.69517798 153.5563971 149.5630544 70.437089 231.0928
1.05 188.2898 0.88745 32.5715323 165.6570885 153.5388245 74.074312 243.026
1.058 184.8094 0.886983333 34.32621839 159.8472821 154.8176028 75.307737 247.0726
1.066 171.3784 0.886516667 34.9003848 144.1386175 155.9707117 76.550891 251.1512
1.086 108.9086 0.88535 35.42220941 73.19264368 157.4345646 79.684944 261.4336
1.094 88.6059 0.884883333 36.09023527 49.53755775 157.8308651 80.946005 265.5709
1.102 73.3901 0.884416667 36.27215947 32.15883882 158.0881358 82.209681 269.7168
1.138 25.3285 0.882316667 36.39050603 -22.34745559 157.2836274 87.886373 288.3411
1.15 15.56091 0.881616667 36.02106687 -33.01754319 156.8874168 89.771399 294.5256
1.164 9.22469 0.8808 35.83981533 -40.02699061 156.327039 91.9639 301.7188
1.192 0.309359 0.879166667 35.5842439 -49.93309182 154.9289124 96.321484 316.0154
1.2 0 0.8787 34.95058769 -49.58533594 154.5322297 97.559328 320.0765
1.3 0 0.878642857 34.77184063 -49.38448734 149.593781 112.76563 369.966
1.4 0 0.878585714 32.58491682 -46.89792015 144.903989 127.49052 418.276
1.5 0 0.878528571 30.57385634 -44.6112089 140.4428681 141.75786 465.0849
1.6 0 0.878471429 28.72029644 -42.50348952 136.1925191 155.58963 510.4647
1.7 0 0.878414286 27.00822509 -40.5565686 132.1368623 169.0061 554.482
1.8 0 0.878357143 25.42362758 -38.75452192 128.2614101 182.02601 597.1982
1.9 0 0.8783 23.95419379 -37.08336194 124.5530739 194.66674 638.6704
2 0 0.878242857 22.58907454 -35.5307609 120.9999978 206.94439 678.9514
2.1 0 0.878185714 21.31867767 -34.08581925 117.5914159 218.87396 718.0904
2.2 0 0.878128571 20.13449668 -32.73887093 114.3175288 230.46941 756.1333
2.3 0 0.878071429 19.02896616 -31.48131914 111.1693969 241.74375 793.1226
2.4 0 0.878014286 17.9953392 -30.30549705 108.1388472 252.70917 829.0983
2.5 0 0.877957143 17.02758313 -29.20454934 105.2183922 263.37703 864.0979
2.6 0 0.8779 16.1202904 -28.17233101 102.4011591 273.75801 898.1562
2.7 0 0.877842857 15.26860232 -27.20332067 99.68082705 283.86211 931.3061
2.8 0 0.877785714 14.46814337 -26.29254595 97.05157246 293.69873 963.5785
2.9 0 0.877728571 13.7149646 -25.43551915 94.50802054 303.2767 995.0023
3 0 0.877671429 13.00549458 -24.62818156 92.04520239 312.60437 1025.605
3.1 0 0.877614286 12.33649686 -23.86685511 89.65851688 321.68955 1055.412
3.2 0 0.877557143 11.70503292 -23.14820027 87.34369685 330.53966 1084.448
3.3 0 0.8775 11.10842987 -22.46917934 85.09677891 339.16169 1112.735
3.4 0 0.877442857 10.54425211 -21.82702427 82.91407649 347.56223 1140.296
3.5 0 0.877385714 10.01027651 -21.21920846 80.79215564 355.74754 1167.151
3.6 0 0.877328571 9.504470566 -20.64342191 78.72781345 363.72354 1193.319
3.7 0 0.877271429 9.024973136 -20.09754937 76.71805851 371.49583 1218.818
3.8 0 0.877214286 8.570077431 -19.57965101 74.76009341 379.06974 1243.667
3.9 0 0.877157143 8.138215937 -19.08794524 72.85129889 386.45031 1267.882
4 0 0.8771 7.727947039 -18.62079357 70.98921953 393.64234 1291.478
4.1 0 0.877042857 7.337943127 -18.17668706 69.17155082 400.65037 1314.47
4.2 0 0.876985714 6.966979999 -17.75423431 67.39612739 407.47876 1336.873
4.3 0 0.876928571 6.613927401 -17.35215066 65.66091233 414.13161 1358.7
4.4 0 0.876871429 6.277740564 -16.96924862 63.96398747 420.61286 1379.963
4.5 0 0.876814286 5.957452625 -16.60442924 62.30354454 426.92623 1400.677
4.6 0 0.876757143 5.652167825 -16.2566744 60.6778771 433.0753 1420.851
4.7 0 0.8767 5.361055391 -15.9250398 59.08537312 439.06347 1440.497
4.8 0 0.876642857 5.083344035 -15.60864878 57.52450824 444.89396 1459.626
4.9 0 0.876585714 4.818316987 -15.30668664 55.99383958 450.56988 1478.248
5 0 0.876528571 4.565307508 -15.01839555 54.49200003 456.09417 1496.372
5.1 0 0.876471429 4.323694842 -14.74306992 53.01769303 461.46965 1514.008
5.2 0 0.876414286 4.092900539 -14.48005229 51.5696878 466.69902 1531.165
5.3 0 0.876357143 3.872385123 -14.22872946 50.14681486 471.78485 1547.851
5.4 0 0.8763 3.661645072 -13.98852913 48.74796195 476.72959 1564.073
5.5 0 0.876242857 3.460210067 -13.75891672 47.37207027 481.53559 1579.841
5.6 0 0.876185714 3.267640485 -13.53939256 46.01813102 486.2051 1595.161
5.7 0 0.876128571 3.083525121 -13.32948929 44.68518209 490.74026 1610.04
5.8 0 0.876071429 2.907479106 -13.12876946 43.37230514 495.14314 1624.485
5.9 0 0.876014286 2.739142003 -12.93682344 42.0786228 499.41568 1638.503
6 0 0.875957143 2.578176069 -12.75326736 40.80329606 503.55978 1652.099
6.1 0 0.8759 2.424264665 -12.57774137 39.54552193 507.57722 1665.28
6.2 0 0.875842857 2.277110794 -12.40990794 38.30453113 511.46972 1678.05
6.3 0 0.875785714 2.136435766 -12.24945035 37.0795861 515.23893 1690.416
6.4 0 0.875728571 2.001977968 -12.09607132 35.86997897 518.88641 1702.383
6.5 0 0.875671429 1.873491739 -11.94949168 34.6750298 522.41366 1713.956
6.6 0 0.875614286 1.750746329 -11.80944925 33.49408487 525.82211 1725.138
6.7 0 0.875557143 1.633524947 -11.6756977 32.3265151 529.11314 1735.936
6.8 0 0.8755 1.521623883 -11.54800558 31.17171454 532.28806 1746.352
6.9 0 0.875442857 1.414851695 -11.42615539 30.02909901 535.3481 1756.391
7 0 0.875385714 1.313028467 -11.30994276 28.89810473 538.29446 1766.058
7.1 0 0.875328571 1.215985118 -11.19917563 27.77818717 541.12827 1775.355
7.2 0 0.875271429 1.123562765 -11.09367353 26.66881981 543.85062 1784.287
7.3 0 0.875214286 1.03561214 -10.99326695 25.56949312 546.46254 1792.856
7.4 0 0.875157143 0.951993046 -10.89779669 24.47971345 548.965 1801.066
7.5 0 0.8751 0.872573859 -10.80711331 23.39900212 551.35893 1808.92
7.6 0 0.875042857 0.797231063 -10.72107659 22.32689446 553.64523 1816.421
7.7 0 0.874985714 0.725848824 -10.63955506 21.26293895 555.82472 1823.572
7.8 0 0.874928571 0.658318596 -10.56242553 20.2066964 557.8982 1830.375
7.9 0 0.874871429 0.594538757 -10.48957272 19.15773913 559.86642 1836.832
8 0 0.874814286 0.534414273 -10.42088883 18.11565025 561.73009 1842.947
8.1 0 0.874757143 0.477856385 -10.3562732 17.08002292 563.48988 1848.72
8.2 0 0.8747 0.424782324 -10.29563202 16.05045972 565.1464 1854.155
8.3 0 0.8747 0.375115052 -10.23884995 15.02657473 566.70025 1859.253
8.4 0 0.8747 0.328783133 -10.18588103 14.00798663 568.15198 1864.016
8.5 0 0.8747 0.28572022 -10.13664939 12.99432169 569.5021 1868.445
8.6 0 0.8747 0.245865032 -10.09108498 11.98521319 570.75107 1872.543
8.7 0 0.8747 0.209161171 -10.04912332 10.98030086 571.89935 1876.31
8.8 0 0.8747 0.175556946 -10.01070532 9.979230324 572.94733 1879.749
8.9 0 0.8747 0.145005218 -9.975777087 8.981652615 573.89537 1882.859
9 0 0.8747 0.117463259 -9.944289767 7.987223639 574.74381 1885.642
9.1 0 0.8747 0.092892623 -9.916199409 6.995603698 575.49295 1888.1
9.2 0 0.8747 0.071259035 -9.891466828 6.006457015 576.14306 1890.233
9.3 0 0.8747 0.052532284 -9.870057487 5.019451266 576.69435 1892.042
9.4 0 0.8747 0.03668614 -9.851941397 4.034257127 577.14704 1893.527
9.5 0 0.8747 0.023698272 -9.837093029 3.050547824 577.50128 1894.689
9.6 0 0.8747 0.013550185 -9.825491237 2.0679987 577.75721 1895.529
9.7 0 0.8747 0.006227161 -9.817119196 1.08628678 577.91492 1896.046
9.8 0 0.8747 0.001718219 -9.811964352 0.105090345 577.97449 1896.242
9.9 0 0.8747 1.60811E-05 -9.810018385 -0.875911493 577.93595 1896.115
10 0 0.8747 0.001117146 -9.811277176 -1.857039211 577.7993 1895.667
10.1 0 0.8747 0.005021479 -9.815740802 -2.838613291 577.56452 1894.897
10.2 0 0.8747 0.011732809 -9.823413524 -3.820954643 577.23154 1893.804
10.3 0 0.8747 0.021258534 -9.8343038 -4.804385023 576.80027 1892.389
10.4 0 0.8747 0.03360974 -9.848424305 -5.789227454 576.27059 1890.652
10.5 0 0.8747 0.04880123 -9.865791962 -6.77580665 575.64234 1888.59
10.6 0 0.8747 0.06685156 -9.886427987 -7.764449449 574.91533 1886.205
10.7 0 0.8747 0.087783092 -9.910357942 -8.755485243 574.08933 1883.495
10.8 0 0.8747 0.111622046 -9.937611805 -9.749246424 573.16409 1880.46
10.9 0 0.8747 0.13839858 -9.968224054 -10.74606883 572.13933 1877.098
11 0 0.8747 0.168146865 -10.00223375 -11.7462922 571.01471 1873.408
11.1 0 0.8747 0.200905182 -10.03968467 -12.75026067 569.78988 1869.389
11.2 0 0.8747 0.236716029 -10.08062539 -13.75832321 568.46445 1865.041
11.3 0 0.8747 0.275626236 -10.12510945 -14.77083416 567.038 1860.361
11.4 0 0.8747 0.317687102 -10.1731955 -15.78815371 565.51005 1855.348
11.5 0 0.8747 0.362954537 -10.22494745 -16.81064845 563.88011 1850
11.6 0 0.8747 0.411489228 -10.2804347 -17.83869192 562.14764 1844.316
11.7 0 0.8747 0.463356808 -10.33973226 -18.87266515 560.31207 1838.294
11.8 0 0.8747 0.518628056 -10.40292107 -19.91295725 558.37279 1831.932
11.9 0 0.8747 0.577379103 -10.47008815 -20.95996607 556.32914 1825.227
12 0 0.8747 0.63969166 -10.54132692 -22.01409876 554.18044 1818.177
12.1 0 0.8747 0.705653272 -10.61673748 -23.07577251 551.92595 1810.781
12.2 0 0.8747 0.775357578 -10.69642686 -24.14541519 549.56489 1803.034
12.3 0 0.8747 0.848904614 -10.78050945 -25.22346614 547.09644 1794.936
12.4 0 0.8747 0.926401117 -10.86910726 -26.31037686 544.51975 1786.482
12.5 0 0.8747 1.007960878 -10.96235038 -27.4066119 541.8339 1777.67
12.6 0 0.8747 1.093705103 -11.06037739 -28.51264964 539.03794 1768.497
12.7 0 0.8747 1.183762815 -11.16333579 -29.62898322 536.13086 1758.96
12.8 0 0.8747 1.278271289 -11.27138252 -30.75612147 533.1116 1749.054
12.9 0 0.8747 1.377376514 -11.38468448 -31.89458992 529.97907 1738.777
13 0 0.8747 1.481233698 -11.50341911 -33.04493183 526.73209 1728.124
13.1 0 0.8747 1.590007815 -11.62777503 -34.20770933 523.36946 1717.091
13.2 0 0.8747 1.703874193 -11.75795266 -35.3835046 519.8899 1705.676
13.3 0 0.8747 1.823019148 -11.89416503 -36.5729211 516.29208 1693.872