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BOSTON MARATHON 2025

Allie Kachel

Bib: 15638•F

UT

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 39%
Gender (Female)
#0 / 12228
Top 23%
Division (F18-39)
#0 / 5469
Top 39%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:21/mi
22:51
↑ 97↓ 3451.5%
10K· 6.21 mi
7:15/mi
45:24
↑ 79↓ 1380.4%
15K· 9.32 mi
7:16/mi
1:08:00
↑ 67↓ 78
20K· 12.43 mi
7:15/mi
1:30:32
↑ 106↓ 860.1%
Half· 13.11 mi
7:05/mi
1:35:22
↑ 19↓ 370.5%
25K· 15.53 mi
7:23/mi
1:53:15
↑ 66↓ 880.2%
30K· 18.64 mi
7:55/mi
2:17:51
↑ 181↓ 1480.2%
20M
8:15/mi
2:29:04
↑ 64↓ 500.2%
21M
8:50/mi
2:37:54
↑ 106↓ 241.6%
35K· 21.75 mi
8:25/mi
2:44:12
↑ 17↓ 861.7%
23M
8:39/mi
2:55:02
↑ 23↓ 630.6%
24M
8:43/mi
3:03:45
↓ 821.3%
40K· 24.85 mi
8:59/mi
3:11:26
↓ 200.3%
25.2M
9:46/mi
3:14:48
↑ 13↓ 160.2%
Finish· 26.22 mi
8:22/mi
3:23:20
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:22
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time1:47:58
Pace8:14 /mi
📊Positive Split: 13.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:0922:517:2122:51
7:21
-
10K
6.21 mi11:17:4245:247:1822:33
7:15
-0:06
15K
9.32 mi11:40:181:08:007:1822:36
7:16
+0:01
20K
12.43 mi12:02:501:30:327:1722:32
7:15
-0:01
Half
13.11 mi12:07:401:35:227:164:50
7:05
-0:10
25K
15.53 mi12:25:331:53:157:1717:53
7:23
+0:18
30K
18.64 mi12:50:092:17:517:2424:36
7:55
+0:32
20M
20.00 mi13:01:222:29:047:2711:13
8:15
+0:20
21M
21.00 mi13:10:122:37:547:318:50
8:50
+0:35
35K
21.75 mi13:16:302:44:127:336:18
8:25
-0:25
23M
23.00 mi13:27:202:55:027:3710:50
8:39
+0:14
24M
24.00 mi13:36:033:03:457:398:43
8:43
+0:04
40K
24.85 mi13:43:443:11:267:427:41
8:59
+0:16
25.2M
25.20 mi13:47:063:14:487:443:22
9:46
+0:47
Finish
26.22 mi13:55:383:23:207:468:32
8:22
-1:24

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

7:05 /mi

Average Pace

7:46 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:15

56% of race

Time at Steady Pace

50:39

25% of race

Time at Slower Pace

39:26

19% of race

Average Pace: 7:45 /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 mi10:55:0922:517:2122:51
7:21
#10911
10K
6.21 mi11:17:4245:247:1822:33
7:15
#10404
15K
9.32 mi11:40:181:08:007:1822:36
7:16
#10177
20K
12.43 mi12:02:501:30:327:1722:32
7:15
#9745
Half
13.11 mi12:07:401:35:227:164:50
7:05
#9644
25K
15.53 mi12:25:331:53:157:1717:53
7:23
#9490
30K
18.64 mi12:50:092:17:517:2424:36
7:55
#9662
20M
20.00 mi13:01:222:29:047:2711:13
8:15
#9817
21M
21.00 mi13:10:122:37:547:318:50
8:50
#9990
35K
21.75 mi13:16:302:44:127:336:18
8:25
#10188
23M
23.00 mi13:27:202:55:027:3710:50
8:39
#10427
24M
24.00 mi13:36:033:03:457:398:43
8:43
#10673
40K
24.85 mi13:43:443:11:267:427:41
8:59
#10882
25.2M
25.20 mi13:47:063:14:487:443:22
9:46
#10955
Finish
26.22 mi13:55:383:23:207:468:32
8:22
#11131
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi10911224022409803(Top 35%)1805(Top 15%)1805(Top 33%)
10K6.21 mi3.10 mi10404+5072011+2292011+22910000(Top 35%)1832(Top 15%)1832(Top 33%)
15K9.32 mi3.11 mi10177+2271924+871924+879803(Top 35%)1805(Top 15%)1805(Top 33%)
20K12.43 mi3.11 mi9745+4321754+1701754+1708667(Top 31%)1385(Top 11%)1385(Top 25%)
Half13.11 mi0.68 mi9644+1011712+421712+428270(Top 29%)1208(Top 10%)1208(Top 22%)
25K15.53 mi2.42 mi9490+1541678+341678+348988(Top 32%)1639(Top 13%)1639(Top 30%)
30K18.64 mi3.11 mi9662-1721810-1321810-13210787(Top 38%)2679(Top 22%)2679(Top 49%)
20M20.00 mi1.36 mi9817-1551905-951905-9512182(Top 43%)3532(Top 29%)3532(Top 65%)
21M21.00 mi1.00 mi9990-1732025-1202025-12012515(Top 44%)3862(Top 32%)3862(Top 71%)
35K21.75 mi0.75 mi10188-1982155-1302155-13014996(Top 53%)5213(Top 43%)5213(Top 95%)
23M23.00 mi1.25 mi10427-2392317-1622317-16214259(Top 50%)4931(Top 40%)4931(Top 90%)
24M24.00 mi1.00 mi10673-2462485-1682485-16815838(Top 56%)5828(Top 48%)5828(Top 107%)
40K24.85 mi0.85 mi10882-2092629-1442629-14416226(Top 57%)6158(Top 50%)6158(Top 113%)
25.2M25.20 mi0.35 mi10955-732685-562685-5615922(Top 56%)6027(Top 49%)6027(Top 110%)
Finish26.22 mi1.02 mi11131-1762813-1282813-12815393(Top 54%)5682(Top 46%)5682(Top 104%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9803

Females

1805

F18-39

1805

5K→10K

3.1 - 6.2 mi

Top 35%
×5story building
+79ft-138ft

Overall

10000

Females

1832

F18-39

1832

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9803

Females

1805

F18-39

1805

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

8667

Females

1385

F18-39

1385

20K→Half

12.4 - 13.1 mi

Top 29%
×2story building
+19ft-37ft

Overall

8270

Females

1208

F18-39

1208

Half→25K

13.1 - 15.5 mi

Top 32%
×4story building
+66ft-88ft

Overall

8988

Females

1639

F18-39

1639

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

10787

Females

2679

F18-39

2679

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

12182

Females

3532

F18-39

3532

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

12515

Females

3862

F18-39

3862

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

14996

Females

5213

F18-39

5213

35K→23M

21.8 - 23.0 mi

Top 50%
×5story building
+23ft-63ft

Overall

14259

Females

4931

F18-39

4931

23M→24M

23.0 - 24.0 mi

Top 56%
×6story building
+12ft-82ft

Overall

15838

Females

5828

F18-39

5828

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

16226

Females

6158

F18-39

6158

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15922

Females

6027

F18-39

6027

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2story building
+22ft-21ft

Overall

15393

Females

5682

F18-39

5682

Passing Analysis

Category:
Athletes Passed
2155*
Passed By
2371
Net Change
-220
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10911
5K → 10K58275+507#10911#10404
10K → 15K29770+227#10404#10177
15K → 20K456*24+432#10177#9745
20K → Half1076+101#9745#9644
Half → 25K23177+154#9644#9490
25K → 30K175347-172#9490#9662
30K → 20M67221-155#9662#9817
20M → 21M59231-173#9817#9990
21M → 35K24220-198#9990#10188
35K → 23M57296-239#10188#10427
23M → 24M27273-246#10427#10673
24M → 40K27236-209#10673#10882
40K → 25.2M1891-73#10882#10955
25.2M → Finish28204-176#10955#11131
TOTALS2155*2371-220

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing