Solo hiking to Mt. Wilson Loop via Chantry Flat & Sturtevant Fall, 16 miles, 3900 Elevation gain/loss, 6hr 45min all together.
Total mileage: 16 miles loop trail
Upper parking lot of Chantry Flat - Upper Winter Creek Trail - Mt.Wilson - Sturtevant Trail - Spruce Grove
- Sturtevant Fall - Chantry Flat
Time taken 6hr 45min: 6:30AM-1:15PM
Elevation gain/loss: 3900 ft
6:30AM, Upper parking lot of Chantry Flat, it is still dark.
7:20AM, at the Upper Winter Creek Jct to Mt. Wilson after 2.64miles from start.
8:30AM at the Jct of Old Mt.Wilson Rd & Winter Creek after 2200ft gain from start. 
2miles from Upper Winter Creek Jct. was really steep. Took the 1st break of 15min.
9:35AM at the overflow parking lot of Mt.Wilson.
10:00AM at the main Observatory. Took the 2nd break.
10:05AM at the starting point of Sturtevant Trail to Chantry Flat.
11:10AM at the Spruce Grove, taking the 3rd break of 30min.
12:40AM. At the Sturtevant Fall taking the last break.
