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Rocket Name: | Broken Arrow 4 | Owner: | Terrance Buyze |
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Body Diameter: | 4.00in | |
Dry Weight: | 6.00lb | |
MMT Diameter: | 54.0mm | |
MMT Length: | 22.00in | |
CD: | 0.60 |
These motors fit your rocket and appear to have enough thrust to lift it safely. If thrust curves are available, a quick simulation has been run to give a rough idea of the performance of your rocket on this motor. We encourage you to run a more complete simulation with any motor you plan to use; see the simulators page for more info.
Motor | Weight | Launch | Velocity | Accel | Altitude | Time | Delay | |
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AeroTech I215 | 7.16lb | 64ft/s | 333ft/s | 7.2G | 1,502ft | 9.9s | 8s |
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AeroTech I170 | 7.16lb | 53ft/s | 321ft/s | 5.5G | 1,523ft | 10.2s | 8s |
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AeroTech I599 | 7.13lb | 114ft/s | 393ft/s | 23.2G | 1,608ft | 9.5s | 9s |
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AeroTech I229 | 7.13lb | 64ft/s | 354ft/s | 7.7G | 1,608ft | 10.1s | 8s |
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Cesaroni I150 | 7.26lb | 49ft/s | 336ft/s | 4.5G | 1,806ft | 11.3s | 8s |
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Cesaroni I445 | 7.27lb | 86ft/s | 434ft/s | 15.5G | 1,937ft | 10.5s | 9s |
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Cesaroni I218 | 7.28lb | 63ft/s | 395ft/s | 7.2G | 1,986ft | 11.2s | 9s |
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Cesaroni I165 | 7.31lb | 52ft/s | 372ft/s | 4.8G | 2,075ft | 11.8s | 8s |
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Cesaroni I100 | 7.78lb | 57ft/s | 314ft/s | 7.8G | 2,501ft | 13.6s | 5s |
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AeroTech I65 | 7.66lb | 50ft/s | 324ft/s | 4.8G | 2,678ft | 14.4s | 6s |
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Cesaroni J250 | 7.83lb | 57ft/s | 509ft/s | 6.9G | 2,793ft | 13.0s | 10s |
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AeroTech J250 | 8.00lb | 58ft/s | 516ft/s | 7.6G | 2,881ft | 13.0s | 10s |
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Cesaroni J145 | 7.85lb | 60ft/s | 408ft/s | 12.9G | 2,893ft | 13.6s | 9s |
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Cesaroni J280 | 8.10lb | 63ft/s | 538ft/s | 7.9G | 2,904ft | 13.0s | 11s |
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AeroTech J250 | 7.56lb | 70ft/s | 515ft/s | 9.0G | 2,989ft | 13.0s | 10s |
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Cesaroni J1055 | 7.70lb | 133ft/s | 675ft/s | 32.4G | 3,053ft | 12.2s | 12s |
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AeroTech J315 | 7.88lb | 71ft/s | 562ft/s | 9.8G | 3,121ft | 13.2s | 11s |
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AeroTech J180 | 7.78lb | 68ft/s | 495ft/s | 8.4G | 3,344ft | 13.9s | 9s |
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Cesaroni J240 | 7.93lb | 62ft/s | 562ft/s | 7.3G | 3,361ft | 13.9s | 11s |
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Gorilla J365 | 8.65lb | 61ft/s | 618ft/s | 12.0G | 3,375ft | 13.7s | 11s |
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Cesaroni J430 | 7.76lb | 85ft/s | 657ft/s | 14.1G | 3,411ft | 13.3s | 11s |
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AeroTech J1299 | 7.84lb | 145ft/s | 766ft/s | 41.6G | 3,453ft | 12.7s | 12s |
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AeroTech J275 | 7.91lb | 64ft/s | 565ft/s | 8.5G | 3,461ft | 13.9s | 10s |
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Cesaroni J293 | 7.85lb | 67ft/s | 606ft/s | 9.2G | 3,468ft | 13.9s | 11s |
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AeroTech J460 | 7.74lb | 90ft/s | 669ft/s | 15.1G | 3,492ft | 13.3s | 11s |
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Cesaroni J210 | 7.86lb | 63ft/s | 521ft/s | 8.3G | 3,523ft | 14.6s | 11s |
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Cesaroni J244 | 8.01lb | 59ft/s | 581ft/s | 6.4G | 3,526ft | 14.3s | 11s |
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AMW J1365 | 8.47lb | 141ft/s | 783ft/s | 40.8G | 3,651ft | 13.1s | 12s |
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AMW J400 | 9.05lb | 69ft/s | 670ft/s | 10.9G | 3,757ft | 14.2s | 12s |
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Loki J350 | 8.78lb | 69ft/s | 669ft/s | 10.6G | 3,803ft | 14.3s | 12s |
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Gorilla J167 | 8.68lb | 64ft/s | 484ft/s | 8.6G | 3,854ft | 15.4s | 9s |
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AMW J475 | 9.11lb | 78ft/s | 721ft/s | 14.3G | 3,942ft | 14.2s | 12s |
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Cesaroni J360 | 8.43lb | 68ft/s | 707ft/s | 13.4G | 4,043ft | 14.6s | 12s |
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Gorilla J465 | 8.61lb | 76ft/s | 751ft/s | 16.1G | 4,075ft | 14.3s | 12s |
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Cesaroni J380 | 8.85lb | 68ft/s | 724ft/s | 9.9G | 4,076ft | 14.6s | 12s |
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AeroTech J1799 | 8.45lb | 166ft/s | 920ft/s | 56.5G | 4,076ft | 13.4s | 13s |
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Gorilla J395 | 8.56lb | 70ft/s | 726ft/s | 11.1G | 4,102ft | 14.6s | 12s |
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Cesaroni J1520 | 8.26lb | 151ft/s | 929ft/s | 45.4G | 4,128ft | 13.5s | 13s |
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AeroTech J450 | 8.70lb | 76ft/s | 748ft/s | 13.0G | 4,156ft | 14.6s | 12s |
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Gorilla J485 | 8.62lb | 78ft/s | 778ft/s | 14.1G | 4,215ft | 14.5s | 12s |
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AMW J395 | 8.80lb | 78ft/s | 720ft/s | 11.1G | 4,225ft | 14.8s | 12s |
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Gorilla J450 | 9.21lb | 71ft/s | 749ft/s | 13.9G | 4,254ft | 14.8s | 12s |
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Gorilla J535 | 8.70lb | 97ft/s | 805ft/s | 16.5G | 4,282ft | 14.3s | 12s |
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AMW J440 | 8.71lb | 104ft/s | 769ft/s | 19.8G | 4,294ft | 14.3s | 12s |
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AMW J325 | 8.71lb | 80ft/s | 668ft/s | 13.0G | 4,307ft | 15.0s | 12s |
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AeroTech J135 | 8.52lb | 52ft/s | 532ft/s | 5.7G | 4,314ft | 16.3s | 9s |
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Loki J525 | 8.73lb | 89ft/s | 815ft/s | 15.7G | 4,314ft | 14.4s | 12s |
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Loki J820 | 8.67lb | 121ft/s | 859ft/s | 26.0G | 4,317ft | 14.0s | 13s |
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AMW K1720 | 8.98lb | 162ft/s | 950ft/s | 49.2G | 4,384ft | 13.9s | 13s |
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AeroTech J540 | 8.39lb | 96ft/s | 830ft/s | 17.2G | 4,431ft | 14.4s | 12s |
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AeroTech J401 | 8.01lb | 81ft/s | 792ft/s | 12.5G | 4,450ft | 14.7s | 12s |
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AMW J745 | 8.69lb | 106ft/s | 890ft/s | 21.7G | 4,558ft | 14.5s | 13s |
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AMW J475 | 9.29lb | 85ft/s | 785ft/s | 13.2G | 4,622ft | 15.2s | 12s |
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Cesaroni J355 | 8.59lb | 75ft/s | 757ft/s | 10.4G | 4,647ft | 15.3s | 12s |
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Loki J175 | 8.76lb | 69ft/s | 578ft/s | 9.8G | 4,665ft | 16.3s | 10s |
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Loki J300 | 8.90lb | 72ft/s | 703ft/s | 9.2G | 4,743ft | 15.9s | 12s |
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AeroTech J800 | 8.39lb | 115ft/s | 932ft/s | 24.5G | 4,747ft | 14.5s | 13s |
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Cesaroni J295 | 8.47lb | 76ft/s | 708ft/s | 10.6G | 4,764ft | 15.6s | 12s |
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Cesaroni J760 | 8.37lb | 110ft/s | 966ft/s | 23.2G | 4,799ft | 14.6s | 13s |
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AMW K665 | 9.83lb | 89ft/s | 892ft/s | 18.1G | 4,834ft | 15.0s | 13s |
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AeroTech J415 | 8.58lb | 80ft/s | 818ft/s | 13.2G | 4,856ft | 15.3s | 12s |
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AeroTech K456 | 9.27lb | 78ft/s | 835ft/s | 11.6G | 4,868ft | 15.4s | 12s |
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Cesaroni J449 | 8.47lb | 83ft/s | 863ft/s | 13.9G | 4,873ft | 15.2s | 12s |
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Cesaroni J140 | 8.82lb | 48ft/s | 524ft/s | 4.5G | 4,947ft | 18.0s | 9s |
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AeroTech K2050 | 8.85lb | 173ft/s | 1,129ft/s | 54.8G | 4,960ft | 14.4s | 14s |
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Cesaroni K360 | 8.72lb | 71ft/s | 812ft/s | 9.2G | 4,969ft | 15.8s | 12s |
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Cesaroni K2045 | 8.84lb | 167ft/s | 1,161ft/s | 57.1G | 4,992ft | 14.3s | 14s |
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Gorilla K222 | 9.52lb | 70ft/s | 597ft/s | 9.0G | 5,027ft | 17.0s | 10s |
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AeroTech K400 | 8.63lb | 84ft/s | 819ft/s | 13.0G | 5,073ft | 15.7s | 12s |
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Gorilla K555 | 9.48lb | 82ft/s | 909ft/s | 14.5G | 5,089ft | 15.6s | 13s |
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Gorilla K520 | 9.18lb | 79ft/s | 897ft/s | 13.6G | 5,092ft | 15.6s | 13s |
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Cesaroni K454 | 9.07lb | 77ft/s | 863ft/s | 12.6G | 5,104ft | 15.6s | 13s |
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Gorilla K630 | 9.44lb | 92ft/s | 935ft/s | 18.2G | 5,119ft | 15.4s | 13s |
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Cesaroni K530 | 9.62lb | 82ft/s | 917ft/s | 12.7G | 5,123ft | 15.6s | 13s |
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Gorilla K533 | 9.78lb | 78ft/s | 889ft/s | 15.4G | 5,145ft | 15.7s | 13s |
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KBA K700 | 9.31lb | 101ft/s | 995ft/s | 20.6G | 5,175ft | 15.2s | 13s |
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AMW K535 | 9.44lb | 85ft/s | 900ft/s | 14.2G | 5,255ft | 15.8s | 13s |
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AeroTech K513 | 9.63lb | 84ft/s | 925ft/s | 14.3G | 5,260ft | 15.6s | 13s |
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AeroTech K695 | 9.28lb | 99ft/s | 994ft/s | 21.4G | 5,283ft | 15.3s | 13s |
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AeroTech K535 | 8.79lb | 91ft/s | 917ft/s | 15.4G | 5,286ft | 15.5s | 13s |
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AeroTech K185 | 9.16lb | 59ft/s | 641ft/s | 7.2G | 5,388ft | 17.4s | 10s |
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AMW K610 | 9.89lb | 89ft/s | 935ft/s | 16.0G | 5,419ft | 15.9s | 13s |
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AMW K455 | 9.32lb | 95ft/s | 858ft/s | 17.7G | 5,445ft | 15.9s | 13s |
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AMW K935 | 9.32lb | 115ft/s | 1,081ft/s | 25.3G | 5,507ft | 15.4s | 14s |
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AeroTech K1100 | 8.95lb | 135ft/s | 1,125ft/s | 32.7G | 5,509ft | 15.1s | 13s |
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AMW K700 | 10.60lb | 88ft/s | 998ft/s | 16.9G | 5,588ft | 15.9s | 14s |
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Loki K690 | 11.29lb | 83ft/s | 997ft/s | 16.0G | 5,604ft | 16.1s | 14s |
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AeroTech K540 | 8.81lb | 105ft/s | 986ft/s | 20.9G | 5,669ft | 15.6s | 12s |
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Cesaroni K940 | 9.01lb | 116ft/s | 1,152ft/s | 26.6G | 5,677ft | 15.3s | 14s |
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AeroTech K550 | 9.28lb | 95ft/s | 951ft/s | 18.5G | 5,704ft | 15.9s | 13s |
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AMW K855 | 10.68lb | 101ft/s | 1,064ft/s | 21.0G | 5,717ft | 15.9s | 14s |
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Cesaroni K500 | 9.25lb | 85ft/s | 959ft/s | 13.7G | 5,727ft | 16.2s | 13s |
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Cesaroni K515 | 9.65lb | 86ft/s | 963ft/s | 14.8G | 5,840ft | 16.3s | 13s |
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Gorilla K700 | 9.78lb | 94ft/s | 1,060ft/s | 17.5G | 5,850ft | 16.2s | 14s |
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Cesaroni K400 | 9.42lb | 78ft/s | 890ft/s | 10.4G | 5,852ft | 16.8s | 13s |
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Cesaroni K630 | 9.11lb | 96ft/s | 1,070ft/s | 18.5G | 5,865ft | 15.9s | 13s |
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Gorilla K763 | 9.95lb | 98ft/s | 1,093ft/s | 19.1G | 5,884ft | 16.1s | 14s |
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Cesaroni K650 | 10.39lb | 87ft/s | 1,064ft/s | 14.7G | 5,891ft | 16.2s | 14s |
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Gorilla K327 | 10.01lb | 79ft/s | 761ft/s | 14.5G | 5,918ft | 17.1s | 12s |
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Cesaroni K445 | 9.08lb | 93ft/s | 925ft/s | 15.5G | 5,947ft | 16.4s | 13s |
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Gorilla K805 | 9.91lb | 101ft/s | 1,106ft/s | 24.1G | 5,950ft | 15.9s | 14s |
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AeroTech K805 | 9.40lb | 103ft/s | 1,119ft/s | 20.5G | 5,974ft | 15.9s | 14s |
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AeroTech K1103 | 9.22lb | 141ft/s | 1,239ft/s | 38.3G | 6,008ft | 15.5s | 14s |
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Cesaroni K520 | 9.47lb | 85ft/s | 1,002ft/s | 13.6G | 6,040ft | 16.5s | 13s |
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AMW K710 | 9.99lb | 105ft/s | 1,042ft/s | 18.9G | 6,074ft | 16.3s | 14s |
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Cesaroni K160 | 9.25lb | 55ft/s | 596ft/s | 5.5G | 6,107ft | 19.3s | 10s |
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AMW K670 | 10.16lb | 99ft/s | 1,058ft/s | 17.5G | 6,115ft | 16.4s | 14s |
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AMW K1250 | 10.00lb | 137ft/s | 1,257ft/s | 35.3G | 6,270ft | 15.9s | 14s |
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Cesaroni K740 | 9.24lb | 110ft/s | 1,165ft/s | 20.4G | 6,288ft | 16.1s | 14s |
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AMW K580 | 10.02lb | 105ft/s | 1,009ft/s | 23.2G | 6,311ft | 16.6s | 13s |
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Loki K960 | 9.85lb | 133ft/s | 1,217ft/s | 34.2G | 6,327ft | 16.0s | 14s |
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Loki K250 | 9.95lb | 82ft/s | 718ft/s | 17.1G | 6,349ft | 18.5s | 12s |
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Cesaroni K1200 | 9.60lb | 126ft/s | 1,339ft/s | 31.2G | 6,411ft | 15.8s | 14s |
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Cesaroni K635 | 9.90lb | 94ft/s | 1,119ft/s | 16.6G | 6,552ft | 16.7s | 14s |
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Cesaroni K650 | 9.77lb | 101ft/s | 1,132ft/s | 27.3G | 6,558ft | 16.5s | 13s |
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Loki K527 | 10.35lb | 91ft/s | 1,038ft/s | 15.5G | 6,706ft | 17.3s | 13s |
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Cesaroni K780 | 9.75lb | 107ft/s | 1,251ft/s | 22.1G | 6,738ft | 16.4s | 14s |
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Cesaroni K490 | 10.09lb | 81ft/s | 1,027ft/s | 12.1G | 6,765ft | 17.4s | 13s |
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Cesaroni K570 | 9.71lb | 103ft/s | 1,090ft/s | 19.8G | 6,879ft | 17.0s | 13s |
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Cesaroni K600 | 10.17lb | 95ft/s | 1,123ft/s | 16.2G | 6,924ft | 17.1s | 14s |
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Cesaroni K261 | 10.26lb | 62ft/s | 805ft/s | 6.9G | 7,307ft | 19.5s | 11s |
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AMW K590 | 9.79lb | 14:1 thrust/weight ratio (no data) | |||||
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Gorilla K695 | 9.30lb | 17:1 thrust/weight ratio (no data) | |||||
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Gorilla K828 | 10.05lb | 19:1 thrust/weight ratio (no data) |
D No simulation data found for this motor.
Don't like the units? Login to set your preferences. Don't understand the results? See the motor guide help page.
These motors fit your rocket, but failed one safety check or another. They may actually work, but you should use them only with caution. We encourage you to run a more complete simulation to verify flight safety; see the simulators page for more info.
Motor | Reason | |
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AeroTech I117 | speed at end of launch guide too slow (40ft/s) |
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Cesaroni I140 | speed at end of launch guide too slow (45ft/s) |
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AeroTech I115 | speed at end of launch guide too slow (42ft/s) |
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Cesaroni I120 | speed at end of launch guide too slow (44ft/s) |
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AeroTech J90 | speed at end of launch guide too slow (43ft/s) |
G These simulations were run with a launch guide length of 9ft (rod, rail or tower). If this is not correct, launch guide lengths can be specified for your saved rockets. (The minimum velocity required is approximately 15m/s or 50ft/s.)
The data is presented in a compact form in the tables above, broken down by motors that worked and those that did not. If you would like to analyze the data further, this section provides download links for files in a generic spreadsheet format (comma-separated value, or CSV) that can be opened with almost any spreadsheet program.
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  |
Download full details of the simulation runs with the various motors:
that worked, that failed, or all of them. |
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  | Download the list of motors that fit your rocket into a batch for use with SMARTSim. (See the Simulators page for more info.) |
You should download these files to your machine and then open them. Normally, clicking the link will prompt you to do this. However, if your browser insists on opening the file as plain text, you can right-click (control-click on the Mac) on the link and chose Save File As (or similar).
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