A more precise calculation gives a max CSS-Artemis distance as 419643 km at 2220:08 UTC; max ISS-Artemis was 419581 km at 2222:05 UTC. My earlier calculation neglected a coordinate frame precession between the Artemis and ISS/CSS data and used the 1 minute Horizons time grid without interpolation.

RE: https://bsky.app/profile/did:plc:vqtp5dj2o6rqnge56sz2db5a/post/3mjewmlncok2d