6th International Conference on Astrodynamics Tools and Techniques (ICATT)

Scientific Programme

The scientific program is composed of tutorials (March 14th) and tracks (March 15th, 16th, and 17th). As in previous editions, ICATT offers a series of tutorials. The tracks are composed of presentations.

 

01: Ascent

01

Ascent trajectories for expendable and reusable launch vehicles; computation of payload injection and deployment; branching and abort trajectories; launcher separation and boosters come back; safe trajectories and splash down of rocket stages; ascent from planets and Moons;

02: Loitering / Orbiting

02

Low Earth Orbits (LEO), Medium Earth Orbits (MEO), High Earth Orbits (HEO), Geostationary Orbits (GEO); station-keeping; optimization of loitering arcs; computation of drag-free orbits; circular and elliptical orbits around planets and Moons; resonant orbits and fuel efficient trajectories;

03: Satellite Constellations and Formations

03

Computation of trajectories where two or more spacecraft are involved; relative motion; computation of placement and replacement of satellites; launch analysis of formations and constellations; mega-constellations and its orbital slots; trailing formations; cluster formations; trajectories for fractionated spacecraft; constellations decay and orbital life;

04: Interplanetary Flight and Non-Earth Orbits

04

Interplanetary trajectories and fly-by; rendezvous with asteroids and comets; libration point transfers and orbits; resonant orbits; near-Earth objects trajectories; sample return missions; coverage of instruments and ground contacts; maintenance or orbital positions around planetary bodies; planetary tours and encounters;

05: Rendezvous and Docking

05

Rendezvous approach (far and close); computation of optimal phasing conditions; docking and mating; contact dynamics; berthing; in-orbit servicing; Docking in R-bar and V-bar; optimal ground contacts during rendezvous;

06: Low Thrust

06

Computation of low thrust orbits in any given mission arc; Optimal trajectories involving low thrust; Low Thrust Transfer to LEO and GEO;
Comparison of Electric and chemical Propulsion trajectories; Design and optimization of low thrust orbit transfers; Low thrust station keeping; Low thrust orbital transfers in the Two-Body problem;

07: Re-Entry and Aero-Assisted Maneuvers

07

Computation of planetary re-entry trajectories; optimal guidance; skipped and bounced trajectories; aerocapture, aerobraking, and aerogravity assist manoeuvres; Descent and landing trajectories; Re-targeting guidance; Hazard-avoidance trajectories;

08: Optimization and Dynamics

08

Trajectory design and optimization; multi-objective multi-disciplinary optimization; local and global optimization techniques; stability; dynamic systems theory; dynamical models; space flight mechanics mathematical foundations;

09: Environment Modelling

09

Gravity models; atmospheric models; magnetic models; solar radiation and solar wind pressure models; perturbations; Tools and techniques to model perturbations; Shielding analysis tools and radiation analysis tools and techniques; Meteoroid and space debris terrestrial environment databases;

10: Debris, Safety and Awareness

10

Nature friendly techniques; safe trajectories; disposal and recycling; sustainability; Clean Space astrodynamics tools and techniques; disposal of spacecraft; collision warning techniques and tools; debris population models; design for demise trajectories; prediction of debris fall out; footprints analysis; collision avoidance (risk computation, avoidance strategies, delta-v budget estimation); end of life disposal (orbital lifetime, GEO, LEO, ISS interference,...); tools for long-term environment;

11: Open Source Tools

11

Tools using any open source license; use and perspectives; core repositories and code re-use for astrodynamics computations; free use of astrodynamics code; code repositories; astrodynamics APPs and astrodynamics code running on smartphones and tablets;

12: Verification and Validation Methods

12

Methods to verify and validate tools, techniques, orbits, and models; comparison of tools; performance analysis of astrodynamics methods; quality and of software quality assurance of astrodynamics tools; independent verification and validation; validation checks that the product design satisfies or fits the intended use;

13: Orbit Determination and Prediction Techniques

13

Position and velocity prediction; ephemeris computations; conjunctions; numerical integration methods applied to astrodynamics; precise orbit determination for LEO, MEO, HEO, GEO missions; tools and technique for high precision orbit determination for planetary missions; observational data; parameter estimation; orbit determination with multiple tracking techniques;

14: Multidisciplinary Design Optimization

14

Recent multi-disciplinary design methods; commercial and non-commercial tools; aerodynamics, structural analysis, propulsion, control theory; Gradient-based and non gradient-based methods; decomposition methods, approximation methods, evolutionary algorithms, memetic algorithms, response surface methodology, reliability-based optimization, and multi-objective optimization approaches;

15: Students

15

Undergraduate MSc or PhD students to encourage them to share results from their research projects; Reserach fellows work in the area of astrodynamics tools and techniques;