Bank of America Chicago Marathon logo
CHI 2018

Brigid Kosgei

Kapsait

Bib: 103 F 20

0:00
0:00
/ mi
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Overall
#0 / 44549
Top 0.1%
Gender (Female)
#0 / 20639
Top 0.1%
Division (F20-24)
#0 / 1391
Top 0.1%
Race Day Weather
58°/48°F
light rain

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
600 ft elev
5K· 3.11 mi
5:24/mi
16:47
↑ 52↓ 48
604 ft elev
10K· 6.21 mi
5:20/mi
33:23
↑ 25↓ 36
592 ft elev
15K· 9.32 mi
5:17/mi
49:49
↑ 13↓ 13
592 ft elev
20K· 12.43 mi
5:22/mi
1:06:31
↑ 20↓ 17
595 ft elev
Half· 13.11 mi
5:19/mi
1:10:09
↑ 110.2%
604 ft elev
25K· 15.53 mi
5:29/mi
1:23:28
↑ 24↓ 30
598 ft elev
30K· 18.64 mi
5:19/mi
1:40:00
↑ 13↓ 13
598 ft elev
35K· 21.75 mi
5:01/mi
1:55:37
↑ 26↓ 28
596 ft elev
40K· 24.85 mi
5:04/mi
2:11:24
↑ 17↓ 11
601 ft elev
Finish· 26.22 mi
-325:-41/mi
→ flat
610 ft elev
Course Elevation
589–621 ft
≈
×3story building
•▲ 227 ft climb · ▼ 221 ft descent

The Course

Half Splits

1st Half· via Half
1:10:095:21 /mi+644.0%
2nd Half
—-30:-7 /mi✓ faster
Negative split — 644.0% faster in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:46:4916:475:2416:47
5:24
-
10K
6.21 mi08:03:2533:235:2216:36
5:20
-0:04
15K
9.32 mi08:19:5149:495:2016:26
5:17
-0:03
20K
12.43 mi08:36:331:06:315:2116:42
5:22
+0:05
Half
13.11 mi08:40:111:10:095:213:38
5:19
-0:03
25K
15.53 mi08:53:301:23:285:2213:19
5:29
+0:10
30K
18.64 mi09:10:021:40:005:2116:32
5:19
-0:10
35K
21.75 mi09:25:391:55:375:1815:37
5:01
-0:18
40K
24.85 mi09:41:262:11:245:1715:47
5:04
+0:03
Finish
26.22 mi02:18:35-
-325:-41
-330:45

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

-326:-41 /mi

Average Pace

5:17 /mi

Slowest Pace

5:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: -12:-53 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi07:46:4916:475:2416:47
5:24
#77
10K
6.21 mi08:03:2533:235:2216:36
5:20
#63
15K
9.32 mi08:19:5149:495:2016:26
5:17
#69
20K
12.43 mi08:36:331:06:315:2116:42
5:22
#65
Half
13.11 mi08:40:111:10:095:213:38
5:19
#63
25K
15.53 mi08:53:301:23:285:2213:19
5:29
#64
30K
18.64 mi09:10:021:40:005:2116:32
5:19
#62
35K
21.75 mi09:25:391:55:375:1815:37
5:01
#51
40K
24.85 mi09:41:262:11:245:1715:47
5:04
#39
Finish
26.22 mi02:18:35-
-325:-41
#31
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-24Seg. OverallSeg. FemalesSeg. F20-24
5K3.11 mi3.11 mi77614942
10K6.21 mi3.10 mi63+14614721
15K9.32 mi3.11 mi69-6614942
20K12.43 mi3.11 mi65+4615121
Half13.11 mi0.68 mi63+26171133
25K15.53 mi2.42 mi64-1615541
30K18.64 mi3.11 mi62+26157111
35K21.75 mi3.11 mi51+11611951
40K24.85 mi3.10 mi39+12611641
Finish26.22 mi1.37 mi31+81+51---

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.1%
×1story
+52ft-48ft

Overall

49

Females

4

F20-24

2

5K→10K

3.1 - 6.2 mi

Top 0.1%
×1story
+25ft-36ft

Overall

47

Females

2

F20-24

1

10K→15K

6.2 - 9.3 mi

Top 0.1%
~flat
+13ft-13ft

Overall

49

Females

4

F20-24

2

15K→20K

9.3 - 12.4 mi

Top 0.1%
×2stacked humans
+20ft-17ft

Overall

51

Females

2

F20-24

1

20K→Half

12.4 - 13.1 mi

Top 0.2%
×2stacked humans
+11ft-5ft

Overall

71

Females

13

F20-24

3

Half→25K

13.1 - 15.5 mi

Top 0.1%
×1story
+24ft-30ft

Overall

55

Females

4

F20-24

1

25K→30K

15.5 - 18.6 mi

Top 0.1%
×1human
+13ft-13ft

Overall

57

Females

11

F20-24

1

30K→35K

18.6 - 21.8 mi

Top 0.04%
×1human
+26ft-28ft

Overall

19

Females

5

F20-24

1

35K→40K

21.8 - 24.9 mi

Top 0.04%
×2stacked humans
+17ft-11ft

Overall

16

Females

4

F20-24

1

40K→Finish

24.9 - 26.2 mi

×1human
+8ft-5ft

Overall

-

Females

-

F20-24

-

Passing Analysis

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Official Timing Data

Chicago Event Management

Chicago Event Management