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
06Oct2025 22:16:06 PDT	moon	118.8	42.4	357	1.00	178.0	-41.2
06Oct2025 22:16:06 PDT	saturn	144.1	42.4	1286736	1.00	162.9	-41.2
    

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


% sl_smrs 37.8 -122.4
06Oct2025:
Sunrise:  07:10 PDT (96.1°)
Sunset:   18:44 PDT (263.6°)
Moonrise: 18:28 PDT (81.2°)
Moonset:  06:35 PDT (274.3°)
    

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