Version history - MuMech/MechJeb2 GitHub Wiki

• New launch profiles selection, including one that is the classic "KSP ascent", a "PEG" clone for RSS and the classic MJ profile
• Scripting module Update with new features (you ll have too look)
• New spaceplane landing AP
• A rework of the advanced transfer code
• A lot of FuelSim (dV) fix
• Better FAR integration
• A bunch of fix and UI improvement

• Compatibility with KSP 1.3
• Fix and improvement for the transfer calculator
• Specific orbital energy, potential energy, and kinetic energy Orbit * Info items added
• Ascent AP improved circularization burn inclination error
• Ullage/RO improvement
• Remove a large recurrent allocation that froze the game every few * seconds from some
• Flight recorder UI improvement and export
• Plenty of fixes
• Thanks to all contributors

• Compatibility for KSP 1.2.2
• Scripting module by @SPD13
• Auto RCS Ullage for RO by Lamont (whose name here I forgot..)
• Option to move the menu on any side of the screen
• A bunch of fixes and minor features
• stuff I most likely forgot about

• Compatibility for KSP 1.1.3
• Add ‘At the highest AN/DN’ and ‘At the nearest AN/DN’ time selectors * for inclination and plane maneuvers.
• Add a setting for the node executor lead time
• Custom Windows new Overlay mode
• MJ Pod disabled since it does not work properly with the current leg code
• FAR compatibility included
• lots of fix

• KSP 1.1
• Stuff
• More stuff

• 1.1 release. Be aware that the Pod leg are not working and will generate fantom force
• Launch Inclination improvement
• Improvement of the Landing Sim
• Predicted Trajectory overlay in the flight view (in Landing AP window)
• Ascent AP Fairings autodeploy with support for Procedural Fairings
• RSS Mode swtich in the settings windows. For now it prevents engine * shutdown when disabling the ascent AP
• Greatly lowered memory garbage generated. May improve frame rate on some PC
• A lot of bug fix

• Flight Recorder Graph module
• Education mode option (rename SmartASS to SmartACS) see MM patch he* re https://raw.githubusercontent.com/MuMech/MechJeb2/master/MechJebEdu.c* fg
• Improvement to the Attitude control
• Dynamic Pressure limiter to replace the now useless terminal velocity
• Attitude control speed limiter to save some RCS
• Add "periapsis in target SoI" InfoItems
• Add "minimum DV required for capture by target" InfoItems
• Add "Docking guidance: Angular velocity" infoitem
• Add electric throttle limiter to avoid empty batteries on ion powered craft

• More fixes for KSP 1.0+ compatibility
• Improved landing autopilot with parachutes

• Moved DeltaV simulation to use KER code
• Landing Sim code use KSP 1.0 aero model. However parachute are not properly accounted yet.
• Display Landing prediction trajectory on the map view
• Differential throttle control module
• Warp to suicide burn and to atmospheric entry
• Ascent AP Auto deploy solar panels (also an InfoItem)
• Visual display of CoM and various velocity in the attitude menu
• Improved velocity computation based on CoM instead of active pod
• SMARTR module for RCS with hold relative velocity for now
• SmartAss action can be set as vessel Actions
• Improved node burning over multiple stages
• Career limit related new infoItems
• Some performance improvement
• Reduced memory usage (lower garbage collection)
• A memory leak fixed
• the usual various bug fixed
• and fixes for KSP 1.0 release

• More fixes for KSP 0.90 compatibility

• Compatible with KSP 0.90

• Compatible with KSP 0.25
• New interplanetary transfer with porkchop plots
• Add EQ DN and EQ AN to Apoapsis maneuver
• Add "Downrange distance" info item to flight recorder
• Ascent autopilot option to limit the angle of attack
• Maneuver to change the surface longitude the vessel will be over after one orbit
• Added Force Roll option to Ascent AP
• Add more options to SmartASS Surface Mode
• Support for external gimbal extension (see Sarbian's signature for KM_Gimbal support)
• Handles engines with spool time better
• UI rescale setting
• Import landing site from KerbTown/Kerbal-Konstructs and RSS.
• Import Landing sites and Runways from users built files (see https://github.com/MuMech/MechJeb2/blob/dev/LandingSites.cfg)
• Don't re-enable SmartASS after another autopilot finishes (and an option to disable it in the windows editor Misc category)
• In flight lock of some control while the mouse is over MJ windows
• Replace the arrow selector of some menu with a drop down. Those who don't like it can deactivate it in MJ2 Settings
• Added a button in KSP stock AppLauncher. See settings to hide the menu handle
• Various improvement to engine and gimbal torque information and use
• Various fixes

Thanks to those who submited patch for this release : BloodyRain2k, Meumeu, sanedragon, Wetmelon, xytovl

• Compatible with KSP 0.24;
• 0.24 changed some Parachute code. MJ landing with parachutes will be less precise until Squad fix a bug;
• Hohmann transfer calculation to always find the first window;
• Burn with RCS when not other engine is available;
• Ascent AP can now schedule launches at interplanetary transfer windows;
• More work on the docking AP;
• Make orbital calculations compatible with RSS;
• Add "Escape Velocity" info item;
• Adds SUN as a Reference for ASAS adv mode;
• And many bugs fixed;

• miscellaneous fixes;

• 0.23.5 related fixes;
• Native Blizzy78 Toolbar Support (with default icon set from hab136 for now);
• Reworked Docking AutoPilot;
• Install and Compatibility checker (you get a popup if something is not right);
• use RCS as thruster if RCS is active and engine are stopped;
• New Rover Autopilot by BloodyRain2k with waypoints and a lot of features;
• Maneuver mode to adjust Semi-Major Axis and LAN;
• Selectable Celestial Body for Delta V stats while in the Editor;
• Improved turn handling by HoneyFox;
• Improved Landing AP;
• Dummy part in the R&D screen to show when new features are unlocked;
• Various fix and improvement;

• 0.23 support for tweakables and R.A.P.I.E.R. engine;
• new Rover AP with way point (and an help window);
• 1 new mode for the Maneuver Planner : Resonant orbit;
• 2 new modes for the Warp helper : set time and phase angle with target;
• Windows position saved separately for editor and flight;
• Blizzy78 toolbar is now supported with an additional module available here : http://forum.kerbalspaceprogram.com/threads/55219;
• new option for Rover AP : brake on pilot eject;
• Better real time info for jet engine;
• Compute thrust cosine loss (see this post http://forum.kerbalspaceprogram.com/threads/12384-PART-0-22-Anatid-Robotics-MuMech-MechJeb-Autopilot-v2-1?p=861941&viewfull=1#post861941 );
• New compact skin;
• Some performance optimizations;
• Support for Modular Fuel variable thrust;
• Support for Interstellar engine;
• New Current Biome InfoItem;
• Various bug fix;

• Changed the way MJ searches for Modules in other assemblies so a module in an assembly that failed loading doesn't fail loading for everything;
• Move MJ2 Button with right click, drag & drop;
• Docking Autopilot Improvement;
• Let user force Roll for Smart ASS and Docking AP;
• Improved Attitude controler;
• Fix for some ship turning to circularize while still in atmosphere;
• Fix exception spam when launching a vessel with no saved MJ2 setting directly form the Space Center screen;
• Improved RCS control for Docking;
• Added a stock-SAS toggle to Attitude Adjustment;
• Landing Guidance control for Parachutes and Legs;
• Fixed runway positions for 0.22;
• Added support for selective module unlocking for Career mode;
• Added MJ2 Pod;

• Autostaging will only stage if eventual parachutes are also decoupled in the same stage
• Landing improvements, especially with the touchdown
• Improved RCS Torque
• Increased number of significant figures in some info items
• Fixed sepratron recognition to use placement angle and not ActivatesEvenIfDisconnected
• Fixed new autostaging parachute check
• Fixed math error in rendezvous autopilot match velocities step
• Changed menu position
• Fixed rover autopilot swerving when target heading is due north
• Fixed ascent AP inclination field not saving
• Fixed problems with dV simulation
• Add a Conics Mode selector in the Node Editor
• Warp Helper should now persist lead time and warp target
• Added sarbian's RCS improvements
• Added sarbian's conics relativity mode selector
• Reworked autostaging
• Fixed the window's buttons
• 0.21 compatibility changes
• Disabling SAS use, no longer needed

• Added info items for dry mass, LF+O mass, and monoprop mass
• Fixed loss of settings on creating a new vessel with a MJ command pod
• Improved MoI calculations
• Improve node execution across 2+ stages
• Fixed maneuver nodes sometimes wrongly be placed at T-0
• Restored docking AP warning if target is not a docking node
• Fixed ascent AP status not showing
• Made sure "Land at target" can't be invoked when no target exists
• Fix auto-stage 'post' delay affecting 'pre'
• Add a Roll field to the SmartASS SRF mode
• Leave the ascent AP enabled when minimized
• Added settings window that allows switching to the MJ 1 GUI skin
• Fix signs for an angle's text representation
• Added a "restore factory defaults" to the settings window
• Autostaging options now minimize when autostaging is off
• Thrust limiter toggles now light up green when active
• Fixed ILS navball guidance only working when autopilot was on
• Made target coordinates persistent
• Made sure Joke module is disabled unless user enables it
• Made sure thrust control options unhighlight when not active
• Added a "Create and execute" button to the maneuver planner
• Fixed RCS Avaiable Torque
• Hopefully fixed throttle sputtering near end of gravity turn
• Split "Rendezvous Guidance" into separate Autopilot and Planner windows
• Changed attitude controller PID parameters to save to Type
• Changed CFG for 0.20 GameData format
• Changed the menu position due to the new map buttons

• Fixing GUI Skin for compatibility with Romfarer's Lazor
• Added "time to AN/DN" info items
• Node burn time estimates now take throttle limits into account
• Added a reminder for Romfarer to fix his GUI handling
• Node executor will no longer constantly realign in low orbit
• Added Maneuver Planner field to set tolerance of node executor
• Improved node executor tolerance logic
• Fixed hover over the closed menu in the Editor
• Handle RCS thrusters with forces other than 1 kN
• Fix the death wobble on ascent
• Add an RCS delta-V infoitem
• Fixed bad course corrections by landing AP
• Disable RCS when the RCS controller is finished
• Reduce the RCS fuel conservation threshold
• Add a speed limit to the docking AP
• All modules should now know about throttle limits
• Fixed problem where ascent AP would fail to circularize
• Added a separator item for custom windows
• Fixed issues with selecting duplicate info items
• Added N/S/E/W to lat/lon info items, which were missing them
• Added info items with phase angles for all planets & moons
• Changed Ascent Guidance to allow launching to rendezvous and plane after the first launch

• Added moon-return burns to the Maneuver Planner
• Fixed the LONG standing decoupler auto-staging bug
• Fix the ascent path texture on relaunch
• Added option to set final Pe after course correction
• Added an experimental RCS Balancer
• Reinstate the "Auto-warp toward apoapsis" option
• Fixed loss of custom windows on End Flight->VAB
• Switched default custom windows to use presets
• Added "Target planet phase angle" info item
• Added fuel conservation options to RCS Controller
• Give the landing autopilot an "Auto-warp" toggle
• Changes to Translatron PANIC!!! button, Smart A.S.S. AUTO handling, and the thrust controller interface

• Made navball ascent guidance use inclination
• Added auto-saving of LPA
• Added autowarp to ascent AP timed launches
• Add info items that show atmo+vac dV on one line
• Made angrilov's fix to menu window Rect management
• Added support for sharing of info windows
• Added custom window presets
• Target coordinates info item now uses two lines
• Rendezvous AP can handle starting from similar orbit
• Save/Load system overhaul. Should fix the window persistence problems
• Added menu highlighting for active modules
• Fixed drop-tank dV and fixed some exceptions in the VAB
• Shrunk "Edit" and "Copy" buttons on custom windows

• Added missing options to Throttle Control window
• Made auto-stage toggle persistent
• Added some new target info items
• Fixed coast-to-AP warp
• Made Vessel targets valid landing targets
• Add a text box to control ascent "Turn shape"
• Small usability improvements to windows - Default position for windows is no longer on top of warp buttons
• Added two node info items
• Added a pre-delay to autostaging
• Fixed bad bug with node executor

• Translatron added back
• Fixed F2 sync issues
• Added Rover Controller

• Disabled the 4/1 joke module and added an option to the "Misc" custom windows category to re-enable it

• Fixed Smarter A.S.S. getting locked in AUTO mode
• Fixed GUI skin getting overridden by other plugins

• Total rewrite

• Better handling of disabled engines
• Fixed using Launch to Rendezvous on a second launch
• Removed fix for reversed speed in rotational frames as it was fixed in KSP 0.19
• Fixed radial attach pods applying "magic torque"
• Small fix for the Linux release on the AR202 part

• Fixed several exceptions on loading
• Fixed the engine-on-strut fuel flow problem
• Added Warp to Maneuver Node
• Translatron now accepts floating point numbers

• Fixed MechJeb breaking on docking/undocking
• "Control from here" will no longer cause spinning
• Added SmartASS mode to align along maneuver node burn vector
• Added check to prevent clicks from going through the vessel info window in the editor
• Added "MechJebVesselStateUpdated" event. Other plugins can listen for this event and then modify MechJebCore.vesselState in the event handler to inform MechJeb of their capabilities.

• Fixes for KSP 0.18 compatibility
• SmartASS PAR+/- will align along the axis of a targeted docking node
• Rendezvous module and SmartASS now use in-game target selection system
• Rendezvous module AN/DN readouts fixed
• Added rendezvous module readout for closest approach time and distance
• (Re)added rendezvous module auto-align orbits function
• Ascent AP turn shape slider now shows a numerical percentage
• Land-at-target will land safely on Duna, and will use saner warp speeds when waiting for the deorbit burn
• Land is more aggressive for steep descents, but (hopefully) safer for shallow descents
• Many bugfixes

• Fixes for KSP 0.17.1 compatibility;
• Improvements to Autom8 functions and adding a standalone Autom8;
• Vessel Information now includes delta-V predictions for each stage of the ship;
• Vessel Information, can now display in the VAB/SPH too;
• Added fix for Crew Tank compatibility;

• Extra-fixes for KSP 0.17 compatibility, including configuration saving/loading, LOW/HIGH warp support and the landing AP location picker;
• Finally improved the menu opening time;
• Fixed vessel activation problems;
• Unlocked 100k time warp;
• Added mechjeb.setLanding() to Autom8;
• (probably) Fixed the sync problem in Autom8;
• Fixed some problems with ObjectToLua;
• Added "Angle to Prograde/Retrograde" to Orbital Information;
• Added a Phase Angle Table;
• Fixed light initialization problem in the AR202 part.
• "Transfer to" button now displays time away from injection point as well as delta-v;
• The TGT+/- in rendezvous mode now points correctly at the target;
• Fixed bug with Pod 2.0 without the landing legs;
• Fixed problem with Landing Autopilot in Kerbol orbit;
• Stopped the Ascent Autopilot from closing the window on completion;
• Added Surface/Current TWR to Vessel Information;
• Fixed an issue where a ship would separate just after coming out of warp (Was in high warp, now at warp 0) and then trying to set warp 0 again.
• Sepratrons now ignored in auto-staging.

• Changes for KSP 0.17 compatibility;
• Added Lua interface for plugins;
• Some bugfixes;

• Added (some) support for AtmosphericEngine;
• Improved MechJeb steering;
• Fixed settings problem with multiple MechJebs in the same vessel;
• New Autom8 functions: thrustActivate, thrustDeactivate, stage, getModule, ilsHold, ilsLand;
• Re-enabled Rendezvous module;

• Fixed MechJeb conflict with ASAS;
• Fixed warp to Pe ignoring the time;
• Added keep altitude and heading options to Instrument Landing System, and added a new automatic landing feature (beta);
• Changes for KSP 0.16 compatibility;
• New Autom8 module, with a Lua console (beta);

• Fixed TRANS's transfer to Minmus function (and transfers to the Mun from slightly inclined orbits);
• Added an Instrument Landing System for spaceplane runway landings;
• Improved MechJeb roll control;
• More 0.15 compatibility bugfixes;

• Fixed the Core coffee intake;
• Some more progress on RinComp integration;
• Fixed Pod 2.0 "Landing Leg" attachment (still no auto-assembly);

• Merging RinComp with MechJeb;
• Changes for 0.15 compatibility;
• Disabled Pod 2.0 auto-assembly (incompatible with 0.15);

• TRANS burns that miss the target won't hang the game;
• Fixed complete breakdown of MechJeb in solar orbit;
• PE and AP+PE will reject a periapsis below the center of the planet;
• Fixed failure of timed launch for rendezvous with targets above geosynchronous orbit;
• Fixed bug where landing autopilot would not wait for deorbit burn point if it had deorbited before;
• Changed the pod version reaction wheel forces;

• New MechJeb pod;
• Changed MechJeb attitude controller to account for available torque and inertia;
• New orbital operations module with:
• Adjust Pe, Ap, or both at once;
• Circularize;
• Automatic trans-munar injection;
• Auto-warp to Pe, Ap, or SOI change;
• Ascent autopilot updates:
• Added automatic launch window timing to rendezvous with an equatorial target;
• Added an "Ascent Stats" display;
• Added a "heading" input as an alternative to "inclination";
• Landing autopilot updates:
• Point-and-click landings: can click to select target location in map view;
• "LAND at target" can now do an automatic, properly timed deorbit burn;
• Can specify touchdown speed;
• Smoother, safer landings since surface height is known well in advance;
• Will predict landing site even for trajectories that go exoatmospheric to enable targeted suborbital hops;
• Updated help windows for the ascent and landing APs;
• Various bugfixes;

• Fixed Jeb's tampering with MechJeb systems

• Added the original AR202 case
• Improved roll handling
• Improved interface response among the modules
• Improved KILL ROT
• Landing autopilot now includes the old LAND system
• Landing autopilot now have a DMS input mode
• Translatron LAND mode has been refurbished into a PANIC!!! button
• Lots of bugfixes

• Improvements to the reentry computer
• Improvements to the LAND function

• Merged MechJeb with AR202
• The_Duck's Landing Autopilot can now do a fully automated descent to a target location after the de-orbiting burn
• Big changes in the way MechJeb handles the ship steering

• Fixed Pod version collider, could lead to problems in the VAB

• New MechJeb Unmanned Pod version!
• LAND function greatly improved;
• LAND now deploys landing gears;
• Changed Smart A.S.S. modes to roll first, then pitch/yaw;

• Updated for 0.14.1 patch

• MechJeb now activates all IDLE parts upon disconnection, and disables decouplers;
• Fixed some multi-MechJeb errors;
• Added Kill Horizontal Speed to Translatron;
• Added automatic LAND mode to Translatron;
• Improved throttle control;

• New radial mount part;
• Multiple MechJebs per craft allowed;
• MechJeb can now control off-focus crafts, and will transform ejected debris containing it into a new controllable craft;
• Translatron no longer needs Smart A.S.S. active to work;

• New 1m MechJeb part;
• Added Translatron window;
• Added thrust PID controller;
• Fixed loading settings;
• SURF 90 90 now keeps vessel orientation;
• Text boxes now accept +/-;
• Smart A.S.S. now shows active values for SURF;
• New data in Orbital and Surface windows;
• Relaxed MechJeb input locking restrictions;
• Resetting PID controller in case of too much error;

• Fixed problems with the pause screen;

• Added Main, Orbital and Surface windows;
• New PID controller, K settings on CFG file;
• All window states are saved and shared among vessels;
• MechJeb state is saved in the vessels and resumed at focus;
• Added deadzone for joystick users;
• HDG and PTH input sanitized;

• Decoupled MechJeb from the SAS/ASAS key;
• Manual HDG/PTH entry;
• Improved PID controller;
• Window can now be "minimized";
• Fixed special FX that weren't showing before;