Generalize SSB<->LISA coordinate transforms to arbitrary constellations (Taiji/TianQin), add numeric/real orbit support - #5394

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WuShichao wants to merge 26 commits into

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WuShichao:feature/orbit-coordinate-generalization

Commits on Jul 28, 2026

Commits on Jul 31, 2026

space_orbit: add link_vector for single-link response inputs
WuShichao
committed
e094129
Add TestLisaOrbit for symmetry with TestTaijiOrbit/TestTianQinOrbit
WuShichao
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fe86b2a
Fix TestLisaOrbit's Earth-lag check: compare against real Earth, not
WuShichao
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0e70f33
Anchor Taiji/TianQin fixture phase to real Earth's epoch, validate
WuShichao
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e74fd5c
Add production TaijiAnalyticOrbit/TianQinAnalyticOrbit orbit providers
WuShichao
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da0b07c
Add production LisaAnalyticOrbit, matching TaijiAnalyticOrbit/
WuShichao
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b75811c
Add optional test validating space_orbit against real ESA OEM orbit files
WuShichao
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4ddc6ba
Add ICRSOrbitAdapter to make ICRS-frame orbit sources drop-in providers
WuShichao
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716c851
Test space.ssb_to_lisa/lisa_to_ssb round trip against real ESA orbit data
WuShichao
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cda0e90
CI: install lisaorbits on Python >= 3.12 legs for optional orbit tests
WuShichao
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8bbb2c9
Add compute_velocity/compute_acceleration everywhere in space_orbit
WuShichao
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55957cc
Performance: benchmark against lisaorbits and fix three real bottlenecks
WuShichao
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178a90c
Add native OEM/Triangle-Simulator orbit readers and 2nd-order Kepler orbits
WuShichao
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3da7a33
Add real-Earth-ephemeris guiding center option to TianQinAnalyticOrbit
WuShichao
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482ddfa

Commits on Aug 1, 2026

Add coordinate-system unification for lunar detectors (LGWA)
WuShichao
committed
526265e

Commits on Aug 5, 2026

Add NumericOrbits.to_file/from_lisaorbits_file
WuShichao
committed
20848d3

Commits on Aug 6, 2026