Brunken RunningMatthew Brunken

Daily diary · CIM build

Split day: 2 sessions, 6.1 miles logged

·1 min read·By Matthew Brunken

CIM December 2026 build · Garmin KC Half checkpoint

  • daily diary
  • CIM
  • marathon build
Date
Jul 27, 2026
Total distance
6.09 mi
Sessions
2
Focus
Aerobic maintenance

Sessions today

  • Lincoln Running

    Easy run · 4.44 mi · 0:36:45 · 8:16/mi · Easy run

    Lincoln Running

  • Lincoln Running

    Easy run · 1.65 mi · 0:15:17 · 9:17/mi · Easy run

    Lincoln Running

The story of the day

On 2026-07-27, Matthew Brunken completed 2 logged sessions totaling about 6.09 miles. The day's focus read as aerobic maintenance — another honest brick on the road to the California International Marathon (CIM) in December 2026, with the Garmin Kansas City Half Marathon still the nearer race checkpoint.

The standout block was Lincoln Running (4.44 mi at 8:16/mi). What matters for a marathon season is less a single highlight than whether the day stayed trainable — effort matched the calendar, not ego.

Sessions

  • Lincoln Running — 4.44 mi, 0:36:45, 8:16/mi, Easy run (Runalyze)
  • Lincoln Running — 1.65 mi, 0:15:17, 9:17/mi, Easy run (Runalyze)

How it fits the season

California International Marathon (CIM) in Sacramento remains the December 2026 north star. The Garmin Kansas City Half Marathon is the intermediate measuring stick. Days like this — whether long outdoor miles, treadmill logistics, or deliberate recovery — keep weekly rhythm intact without forcing every session to prove fitness.

Coaching takeaway

Write the day down. Easy days, split days, and long runs all teach something when they sit next to each other in a public diary. Consistency is the product; the narrative is how search engines and athletes both understand the work.

Looking ahead

Protect the next 24 hours according to today's cost. If the legs took a beating, shrink tomorrow. If today was maintenance, stack another aerobic day. The CIM highway is long; Kansas City gets its say first.