Rocket Prediction Analysis - Astrobee G77-7R Engine
Rocket Astrobee Engine G77-7R
Mass (kg) 0.79 Mass (kg) 0.123
Diameter (m) 0.067 Propellant Mass (kg) 0.0591
# of Fins 4 After Firing Mass (kg) 0.059
Thickness (m) 0.0025 Delay Charge Mass (kg) 0.0049
Length (m) 1.73 Burn Time (s) 1.625
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) 0.9197 Air Density (kg/m^3) 1.18
Final Total Mass (kg) 0.8557
95.34 163.50 338.84 1111.66
Time intervals (s) Thrust (N) Mass (kg) Drag (N) Acceleration (m/s/s) Velocity (m/s) Altitude (m) Ft
0 0 0.9197 0 -9.81 0 0 0
0.0025 7.2088 0.919609077 0 -1.971016914 0 0 0
0.0075 26.6182 0.919427231 0 19.14085017 0.095704251 0.0002393 0.000785
0.01 30.4644 0.919336308 1.33368E-05 23.32736922 0.154022674 0.0005514 0.001809
0.0125 29.6803 0.919245385 3.45429E-05 22.47764153 0.210216778 0.0010067 0.003303
0.015 30.7562 0.919154462 6.43464E-05 23.65133533 0.269345116 0.0016062 0.00527
0.0175 34.1276 0.919063538 0.000105635 27.32289989 0.337652366 0.0023649 0.007759
0.02 38.9233 0.918972615 0.000166008 32.54505318 0.419014999 0.0033108 0.010862
0.025 44.1764 0.918790769 0.000255652 38.27074463 0.610368722 0.0058842 0.019305
0.035 50.9497 0.918427077 0.000542468 45.66436352 1.067012357 0.0142711 0.046821
0.045 54.4691 0.918063385 0.001657786 49.51862929 1.56219865 0.0274172 0.089951
0.0825 60.136 0.916699538 0.003553547 55.78668019 3.654199157 0.1252246 0.410842
0.1275 65.0493 0.915062923 0.019443479 61.25599435 6.410718903 0.3516853 1.153823
0.22 72.084 0.911698769 0.059841574 69.18995136 12.8107894 1.24068 4.070473
0.2725 78.0252 0.909789385 0.238968866 75.68916327 16.78447048 2.0175556 6.619277
0.435 87.5469 0.903879385 0.410208663 86.59300777 30.85583424 5.8883304 19.31867
0.505 90.9053 0.901333538 1.386322028 89.50837012 37.12142015 8.2675343 27.12446
0.625 94.7471 0.896969231 2.006497872 93.5832926 48.35141526 13.395904 43.94982
0.8 97.0556 0.890604615 3.404143972 95.34491882 65.03677605 23.317371 76.50056
0.885 96.9598 0.887513231 6.158962328 92.49927779 72.89921466 29.179651 95.73377
1.0275 94.1242 0.882330615 7.738116037 88.09670578 85.45299524 40.462246 132.7502
1.0725 90.1518 0.880694 10.63271365 80.48139105 89.07465783 44.389118 145.6336
1.11 84.4196 0.879330154 11.55308222 73.05593774 91.8142555 47.780785 156.7611
1.1275 78.7832 0.878693692 12.27466851 65.88023435 92.9671596 49.397622 162.0657
1.1625 69.4879 0.877420769 12.58486795 55.04261581 93.79279884 50.798322 166.6612
1.1775 61.8087 0.876875231 12.8093924 46.06945227 95.29005604 53.870918 176.7419
1.21 40.339 0.875693231 13.22162098 21.15675647 95.97765062 56.979019 186.939
1.2425 21.6135 0.874511231 13.41311871 -0.43289768 95.96899267 58.898485 193.2365
1.2625 12.3051 0.873783846 13.41069888 -11.0753002 95.69211016 61.294249 201.0966
1.2875 4.6607 0.872874615 13.33342743 -19.74582272 95.29719371 63.204142 207.3627
1.3075 1.5593 0.872147231 13.22360177 -23.18423472 94.71758784 65.579327 215.1553
1.3325 0.2657 0.871238 13.06323673 -24.49891019 87.49040934 92.455006 303.3301
1.6275 0 0.860509077 11.1457792 -22.76254112 85.21415522 101.09023 331.6609
1.7275 0 0.860439077 10.57336012 -22.09833093 83.00432213 109.50116 359.2558
1.8275 0 0.860369077 10.03207922 -21.47020431 80.8573017 117.69424 386.136
1.9275 0 0.860299077 9.519804442 -20.8756918 78.76973252 125.67559 412.3215
2.0275 0 0.860229077 9.034586491 -20.31253558 76.73847896 133.451 437.8314
2.1275 0 0.860159077 8.574640324 -19.77866807 74.76061216 141.02596 462.6836
2.2275 0 0.860089077 8.138328876 -19.27219304 72.83339285 148.40566 486.8952
2.3275 0 0.860019077 7.724148619 -18.79136893 70.95425596 155.59504 510.4824
2.4275 0 0.859949077 7.330716747 -18.33459401 69.12079656 162.59879 533.4606
2.5275 0 0.859879077 6.956759779 -17.90039313 67.33075724 169.42137 555.8444
2.6275 0 0.859809077 6.601103408 -17.48740605 65.58201664 176.06701 577.6477
2.7275 0 0.859739077 6.262663432 -17.09437685 63.87257895 182.53974 598.8837
2.8275 0 0.859669077 5.940437652 -16.72014463 62.20056449 188.8434 619.565
2.9275 0 0.859599077 5.633498598 -16.363635 60.56420099 194.98163 639.7035
3.0275 0 0.859529077 5.34098702 -16.02385264 58.96181573 200.95793 659.3108
3.1275 0 0.859459077 5.06210602 -15.69987441 57.39182829 206.77562 678.3977
3.2275 0 0.859389077 4.796115777 -15.39084331 55.85274396 212.43785 696.9746
3.3275 0 0.859319077 4.54232879 -15.09596293 54.34314766 217.94764 715.0513
3.4275 0 0.859249077 4.300105576 -14.81449252 52.86169841 223.30788 732.6374
3.5275 0 0.859179077 4.068850787 -14.5457424 51.40712417 228.52132 749.7419
3.6275 0 0.859109077 3.848009687 -14.28906999 49.97821717 233.59059 766.3734
3.7275 0 0.859039077 3.637064962 -14.04387604 48.57382957 238.51819 782.54
3.8275 0 0.858969077 3.435533817 -13.80960128 47.19286944 243.30653 798.2498
3.9275 0 0.858899077 3.24296534 -13.5857234 45.8342971 247.95789 813.5101
4.0275 0 0.858829077 3.058938105 -13.37175424 44.49712168 252.47446 828.3283
4.1275 0 0.858759077 2.883057984 -13.16723728 43.18039795 256.85833 842.7111
4.2275 0 0.858689077 2.714956149 -12.97174529 41.88322342 261.11151 856.6651
4.3275 0 0.858619077 2.554287249 -12.78487829 40.60473559 265.23591 870.1966
4.4275 0 0.858549077 2.400727747 -12.60626152 39.34410944 269.23335 883.3116
4.5275 0 0.858479077 2.25397439 -12.43554377 38.10055506 273.10559 896.0157
4.6275 0 0.858409077 2.113742812 -12.27239569 36.87331549 276.85428 908.3146
4.7275 0 0.858339077 1.979766253 -12.11650836 35.66166466 280.48103 920.2134
4.8275 0 0.858269077 1.851794381 -11.96759187 34.46490547 283.98736 931.7171
4.9275 0 0.858199077 1.729592215 -11.82537413 33.28236806 287.37472 942.8305
5.0275 0 0.858129077 1.612939124 -11.68959966 32.11340809 290.64451 953.5581
5.1275 0 0.858059077 1.501627921 -11.5600286 30.95740523 293.79805 963.9044
5.2275 0 0.857989077 1.395464018 -11.43643565 29.81376167 296.83661 973.8734
5.3275 0 0.857919077 1.294264649 -11.31860924 28.68190074 299.76139 983.4692
5.4275 0 0.857849077 1.19785816 -11.2063507 27.56126567 302.57355 992.6954
5.5275 0 0.857779077 1.106083346 -11.09947345 26.45131833 305.27418 1001.556
5.6275 0 0.857709077 1.018788848 -10.99780234 25.35153809 307.86432 1010.054
5.7275 0 0.857639077 0.93583259 -10.90117298 24.2614208 310.34497 1018.192
5.8275 0 0.857569077 0.85708126 -10.80943116 23.18047768 312.71707 1025.975
5.9275 0 0.857499077 0.782409835 -10.72243228 22.10823445 314.9815 1033.404
6.0275 0 0.857429077 0.71170114 -10.64004083 21.04423037 317.13912 1040.483
6.1275 0 0.857359077 0.64484544 -10.56212995 19.98801737 319.19074 1047.214
6.2275 0 0.857289077 0.581740065 -10.48858098 18.93915928 321.1371 1053.599
6.3275 0 0.857219077 0.522289063 -10.41928306 17.89723097 322.97892 1059.642
6.4275 0 0.857149077 0.466402881 -10.35413275 16.8618177 324.71687 1065.344
6.5275 0 0.857079077 0.413998071 -10.29303369 15.83251433 326.35158 1070.707
6.6275 0 0.857009077 0.364997019 -10.23589633 14.80892469 327.88366 1075.734
6.7275 0 0.856939077 0.319327696 -10.18263757 13.79066094 329.31364 1080.425
6.8275 0 0.856869077 0.276923429 -10.13318056 12.77734288 330.64204 1084.784
6.9275 0 0.856799077 0.237722691 -10.08745442 11.76859744 331.86933 1088.81
7.0275 0 0.856729077 0.201668911 -10.04539403 10.76405804 332.99597 1092.506
7.1275 0 0.856659077 0.168710301 -10.00693984 9.763364051 334.02234 1095.874
7.2275 0 0.856589077 0.138799693 -9.972037664 8.766160285 334.94881 1098.913
7.3275 0 0.856519077 0.1118944 -9.940638538 7.772096431 335.77573 1101.626
7.4275 0 0.856449077 0.087956087 -9.91269856 6.780826575 336.50337 1104.014
7.5275 0 0.856379077 0.066950652 -9.888178758 5.792008699 337.13201 1106.076
7.6275 0 0.856309077 0.048848131 -9.867044976 4.805304202 337.66188 1107.815
7.7275 0 0.856239077 0.033622601 -9.849267773 3.820377424 338.09316 1109.23
7.8275 0 0.856169077 0.021252111 -9.83482233 2.836895191 338.42603 1110.322
7.9275 0 0.856099077 0.011718611 -9.823688381 1.854526353 338.6606 1111.091
8.0275 0 0.856029077 0.005007899 -9.815850151 0.872941338 338.79697 1111.539
8.1275 0 0.855959077 0.001109583 -9.811296303 -0.108188292 338.83521 1111.664
8.2275 0 0.855889077 1.70432E-05 -9.810019913 -1.089190283 338.77534 1111.468
8.3275 0 0.855819077 0.001727416 -9.812018437 -2.070392127 338.61736 1110.949
8.4275 0 0.855749077 0.006241583 -9.817293707 -3.052121498 338.36124 1110.109
8.5275 0 0.855679077 0.013564168 -9.825851934 -4.034706691 338.00689 1108.947
8.6275 0 0.855609077 0.023703554 -9.83770372 -5.018477063 337.55424 1107.461
8.7275 0 0.8557 0.036671901 -9.852856026 -6.003762666 337.00312 1105.653
8.8275 0 0.8557 0.052485165 -9.871335942 -6.99089626 336.35339 1103.522
8.9275 0 0.8557 0.071163165 -9.893163684 -7.980212628 335.60483 1101.066
9.0275 0 0.8557 0.092729617 -9.918366971 -8.972049325 334.75722 1098.285
9.1275 0 0.8557 0.117212207 -9.946978155 -9.966747141 333.81028 1095.178
9.2275 0 0.8557 0.144642666 -9.979034318 -10.96465057 332.76371 1091.744
9.3275 0 0.8557 0.175056858 -10.01457737 -11.96610831 331.61717 1087.983
9.4275 0 0.8557 0.208494881 -10.05365418 -12.97147373 330.37029 1083.892
9.5275 0 0.8557 0.245001182 -10.09631668 -13.9811054 329.02267 1079.471
9.6275 0 0.8557 0.284624682 -10.14262204 -14.9953676 327.57384 1074.717
9.7275 0 0.8557 0.32741892 -10.19263284 -16.01463088 326.02334 1069.63
9.8275 0 0.8557 0.37344221 -10.24641721 -17.03927261 324.37065 1064.208
9.9275 0 0.8557 0.422757811 -10.3040491 -18.06967751 322.6152 1058.449
10.0275 0 0.8557 0.475434116 -10.36560841 -19.10623836 320.7564 1052.35
10.1275 0 0.8557 0.531544858 -10.43118132 -20.14935649 318.79362 1045.911
10.2275 0 0.8557 0.591169337 -10.50086051 -21.19944254 316.72618 1039.128
10.3275 0 0.8557 0.654392661 -10.57474543 -22.25691708 314.55337 1031.999
10.4275 0 0.8557 0.721306015 -10.65294264 -23.32221135 312.27441 1024.522
10.5275 0 0.8557 0.792006948 -10.73556614 -24.39576796 309.88851 1016.695
10.6275 0 0.8557 0.866599684 -10.82273774 -25.47804173 307.39482 1008.513
10.7275 0 0.8557 0.945195462 -10.91458743 -26.56950048 304.79244 999.9752
10.8275 0 0.8557 1.027912902 -11.01125383 -27.67062586 302.08044 991.0776
10.9275 0 0.8557 1.114878404 -11.11288466 -28.78191433 299.25781 981.817
11.0275 0 0.8557 1.20622657 -11.21963722 -29.90387805 296.32352 972.1901
11.1275 0 0.8557 1.302100676 -11.33167895 -31.03704594 293.27647 962.1932
11.2275 0 0.8557 1.402653167 -11.44918799 -32.18196474 290.11552 951.8226
11.3275 0 0.8557 1.508046204 -11.57235387 -33.33920013 286.83947 941.0744
11.4275 0 0.8557 1.618452249 -11.70137811 -34.50933794 283.44704 929.9444
11.5275 0 0.8557 1.734054701 -11.83647505 -35.69298544 279.93692 918.4283
11.6275 0 0.8557 1.855048583 -11.9778726 -36.8907727 276.30773 906.5215
11.7275 0 0.8557 1.981641288 -12.12581312 -38.10335402 272.55803 894.2193
11.8275 0 0.8557 2.114053384 -12.28055438 -39.33140945 268.68629 881.5167
11.9275 0 0.8557 2.252519493 -12.44237057 -40.57564651 264.69094 868.4086
12.0275 0 0.8557 2.397289235 -12.61155339 -41.83680185 260.57031 854.8895
12.1275 0 0.8557 2.548628262 -12.7884133 -43.11564318 256.32269 840.9537
12.2275 0 0.8557 2.706819376 -12.97328079 -44.41297126 251.94626 826.5954
12.3275 0 0.8557 2.872163746 -13.16650782 -45.72962204 247.43913 811.8082
12.4275 0 0.8557 3.044982228 -13.36846936 -47.06646898 242.79933 796.5857
12.5275 0 0.8557 3.225616813 -13.57956505 -48.42442548 238.02478 780.9212
12.6275 0 0.8557 3.41443219 -13.80022109 -49.80444759 233.11334 764.8076
12.7275 0 0.8557 3.611817462 -14.03089221 -51.20753681 228.06274 748.2374
12.8275 0 0.8557 3.818188016 -14.27206383 -52.6347432 222.87063 731.2029
12.9275 0 0.8557 4.033987565 -14.52425449 -54.08716864 217.53453 713.696
13.0275 0 0.8557 4.259690385 -14.78801845 -55.56597049 212.05187 695.7083
13.1275 0 0.8557 4.495803761 -15.06394853 -57.07236534 206.41996 677.2308
13.2275 0 0.8557 4.742870673 -15.3526793 -58.60763327 200.63596 658.2545
13.3275 0 0.8557 5.00147274 -15.65489043 -60.17312232 194.69692 638.7694
13.4275 0 0.8557 5.272233456 -15.97131057 -61.77025337 188.59975 618.7656
13.5275 0 0.8557 5.555821754 -16.30272146 -63.40052552 182.34121 598.2323
13.6275 0 0.8557 5.852955926 -16.64996252 163.4968387 -499.69004 -1639.4