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
04Aug2026 02:29:25 PDT	moon	111.5	42.0	376	0.68	111.3	-32.4
04Aug2026 02:29:25 PDT	saturn	121.8	38.8	1338696	1.00	117.4	-32.4
    

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


% sl_smrs 37.8 -122.4
04Aug2026:
Sunrise:  06:16 PDT (67.4°)
Sunset:   20:15 PDT (292.4°)
Moonrise: 23:15 PDT (69.0°)
Moonset:  12:30 PDT (287.8°)
    

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