v0.9.0

0.9.0 - 2025-10-31

If you are upgrading: please see UPGRADING.md.

Features

• Add #approaching_primary? and #receding_from_primary? to solar system bodies (#211)
• Calculate apoapsis and periapsis events (#213)
• Improve precision of ΔT (#219)
• Deep Sky Object: Compute astrometric position (#217)
• Deep Sky Object: Compute apparent position (#220)
• Deep Sky Object: Handle velocities properly (#222)
• Deep Sky Object: Compute topocentric position (#226)
• Deep Sky Object: difference between the body and the position (#227)
• Deep Sky Object: Add support for RiseTransitSetCalculator (#228)

Improvements

• Drop Astronoby::Apparent#angular_diameter (#221)
• Bump rubyzip from 3.0.2 to 3.2.1 by @dependabot (#210, #215, #223, #233)
• Bump standard from 1.50.0 to 1.51.1 by @dependabot (#212, #214)
• Be proud about the precision achieved (#218)
• Use local apparent instead of local mean sidereal time for hour angle (#225)
• Bump rspec from 3.13.1 to 3.13.2 by @dependabot (#229)
• Bump benchmark from 0.4.1 to 0.5.0 by @dependabot (#230)
• Add documentation for deep-sky objects (#232)
• Bump rake from 13.3.0 to 13.3.1 by @dependabot (#235)

Backward-incompatible changes

• Drop Astronoby::Apparent#angular_diameter (#221)
• Use local apparent instead of local mean sidereal time for hour angle (#225)

Full Changelog: v0.8.0...v0.9.0