sightliner - find sight lines for the sun and moon

Not quite released yet.

Here are the current positions of the celestial objects, above the horizon as seen from San Francisco:


% sl_data -planets -num 1 -refraction 37.8 -122.4 | sl_find 'elev>0'
# datetime		object	bearing	elev	dist	full	sunsep	sunelev
04Mar2026 06:15:45 PST	moon	261.4	9.1	386	0.99	166.7	-4.8
04Mar2026 06:15:45 PST	mars	105.5	0.9	349548	0.99	12.6	-4.8
    

Here are today's sun/moon rise/set times and bearings for San Francisco:


% sl_smrs 37.8 -122.4
04Mar2026:
Sunrise:  06:37 PST (97.4°)
Sunset:   18:06 PST (262.9°)
Moonrise: 19:45 PST (95.2°)
Moonset:  07:06 PST (268.8°)
    

And here are the close celestial encounters for the next week:


% sl_data -start 04Mar2026 -duration 7d -interval 5m -planets -refraction 37.8 -122.4 | sl_conjunctions
saturn (full) and venus (full)
  start at 05Mar2026 18:55 PST  b: 265.1° e: 4.5°  2.66° apart
  minsep at 05Mar2026 18:55 PST  b: 265.1° e: 4.5°  2.66° apart
  end at 05Mar2026 19:10 PST  b: 267.4° e: 1.8°  2.66° apart
saturn (full) and venus (full)
  start at 06Mar2026 18:35 PST  b: 262.5° e: 8.2°  1.76° apart
  minsep at 06Mar2026 18:55 PST  b: 265.6° e: 4.4°  1.69° apart
  end at 06Mar2026 19:15 PST  b: 268.7° e: 0.8°  1.77° apart
saturn (full) and venus (full)
  start at 07Mar2026 18:35 PST  b: 263.0° e: 8.1°  1.03° apart
  minsep at 07Mar2026 18:40 PST  b: 263.7° e: 7.1°  1.01° apart
  end at 07Mar2026 19:15 PST  b: 269.1° e: 0.7°  1.02° apart
saturn (full) and venus (full)
  start at 08Mar2026 19:35 PDT  b: 263.4° e: 8.0°  1.20° apart
  minsep at 08Mar2026 19:50 PDT  b: 265.8° e: 5.1°  1.06° apart
  end at 08Mar2026 20:15 PDT  b: 269.6° e: 0.6°  1.20° apart
saturn (full) and venus (full)
  start at 09Mar2026 19:35 PDT  b: 263.9° e: 7.9°  1.96° apart
  minsep at 09Mar2026 19:50 PDT  b: 266.2° e: 5.0°  1.84° apart
  end at 09Mar2026 20:10 PDT  b: 269.2° e: 1.4°  1.87° apart
    

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