PLOT-CONSTELLATIONS(1)

📦 version 0.98, in debian bookworm, debian trixie, fedora 43, fedora 44, ubuntu jammy, ubuntu noble, ubuntu questing, ubuntu resolute, ubuntu stonking

✨ PLOT-CONSTELLATIONS ✨

okay bestie, gather round, because this is plot-constellations from the astrometry.net crew (that's section 1 of the manual, the "user commands" section, iykyk) 💖

🌌 NAME 🌌

plot-constellations — it annotates images with constellations and other cute stuff ✨

🦋 SYNOPSIS 🦋

plot-constellations -w file | -L | -o file

💫 DESCRIPTION 💫

So basically this little icon annotates images with constellations, bright stars, Messier/NGC objects, Henry Draper catalog stars, etc. etc. 🎀 She's giving astronomy scrapbook. She's giving ✨label everything✨.

💅 OPTIONS 💅

  • -w file — WCS input file 🫶 (yes, this is where your world-coordinate-system info lives, no cap)
  • -L — just list the items in the field 📋 don't plot anything, just tell me what's there
  • -o file — image output file; use "-" for stdout 👑
  • -p — write PPM output — default is PNG, fr fr ([-i PPM input file] OR [-W width -H height])
  • -s scale — scale image coordinates by this value before plotting 📐
  • -N — plot NGC objects 🌟
  • -F fraction — minimum NGC size, relative to image size (default 0.02)
  • -C — plot constellations ⭐ iconic behavior
  • -B — plot named bright stars ✨
  • -D — plot HD objects 💜
  • -d — path to HD catalog 🗂️
  • -b N — just plot the N brightest stars 🔥 like, only the top N, we're being selective
  • -c — only plot bright stars that have common names 🏷️
  • -j — if a bright star has a common name, only print that 👀
  • -v — be verbose 🗣️ tell me everything
  • -n width — NGC circle width (default 2) ⭕
  • -f size — font size 🖋️
  • -M — show only NGC/IC and Messier numbers (no common names) 🔢
  • -G spacing — plot RA,Dec grid with specified grid spacing in arcmin 📏
  • -g r:g:b — grid color (default 0.2:0.2:0.2) 🎨
  • -J — print JSON output to stderr 🧾
  • -V — vertical alignment of text labels, "C"enter / "T"op / "B"ottom: default C ⬆️
  • -O — horizontal alignment of text labels, "L"eft / "C"enter / "R"ight, default L ⬅️

👑 AUTHOR 👑

The Astrometry.net team. Principal investigators are David W. Hogg (NYU) and Dustin Lang (CMU). absolute legends, we stan 🫶

🌈 SEE ALSO 🌈

http://astrometry.net

and that's the whole vibe check bestie, go annotate some constellations 💖

this was version 0.56, dated July 2015, brought to you by astrometry.net — mwah, slay, periodt 💅🌸

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