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Geyser1973-02-18
Grand1440
Lion0810, 1201, 1518
Old Faithful0820 long, 0941 short, 1024 long, 1152 long, 1259 short, 1344 long, 1458 short, 1544 long, 1703 long
Values for Old Faithful Area1973-02-18
Astronomical Twilight Begin05:41
Nautical Twilight Begin06:14
Civil Twilight Begin06:48
Sunrise07:18
Sunset17:56
Civil Twilight End18:25
Nautical Twilight End18:59
Astronomical Twilight End19:33
Moon Illumination99.03%

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