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BOSTON MARATHON 2025

Sarah Koohmaraie

Bib: 17507•F

TX

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 38%
Gender (Female)
#0 / 12228
Top 21%
Division (F18-39)
#0 / 5469
Top 37%
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
7:45/mi
24:04
↑ 97↓ 3451.5%
10K· 6.21 mi
7:32/mi
47:27
↑ 79↓ 1380.4%
15K· 9.32 mi
7:33/mi
1:10:53
↑ 67↓ 78
20K· 12.43 mi
7:29/mi
1:34:09
↑ 106↓ 860.1%
Half· 13.11 mi
7:29/mi
1:39:15
↑ 19↓ 370.5%
25K· 15.53 mi
7:31/mi
1:57:28
↑ 66↓ 880.2%
30K· 18.64 mi
7:43/mi
2:21:28
↑ 181↓ 1480.2%
20M
7:58/mi
2:32:17
↑ 64↓ 500.2%
21M
8:26/mi
2:40:43
↑ 106↓ 241.6%
35K· 21.75 mi
7:44/mi
2:46:30
↑ 17↓ 861.7%
23M
8:05/mi
2:56:37
↑ 23↓ 630.6%
24M
7:55/mi
3:04:32
↓ 821.3%
40K· 24.85 mi
8:01/mi
3:11:23
↓ 200.3%
25.2M
8:36/mi
3:14:21
↑ 13↓ 160.2%
Finish· 26.22 mi
7:36/mi
3:22:06
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:15
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time1:42:51
Pace7:51 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0624:047:4524:04
7:45
-
10K
6.21 mi11:38:2947:277:3823:23
7:32
-0:13
15K
9.32 mi12:01:551:10:537:3623:26
7:33
+0:01
20K
12.43 mi12:25:111:34:097:3523:16
7:29
-0:04
Half
13.11 mi12:30:171:39:157:345:06
7:29
0:00
25K
15.53 mi12:48:301:57:287:3418:13
7:31
+0:02
30K
18.64 mi13:12:302:21:287:3524:00
7:43
+0:12
20M
20.00 mi13:23:192:32:177:3710:49
7:58
+0:15
21M
21.00 mi13:31:452:40:437:398:26
8:26
+0:28
35K
21.75 mi13:37:322:46:307:395:47
7:44
-0:42
23M
23.00 mi13:47:392:56:377:4110:07
8:05
+0:21
24M
24.00 mi13:55:343:04:327:417:55
7:55
-0:10
40K
24.85 mi14:02:253:11:237:426:51
8:01
+0:06
25.2M
25.20 mi14:05:233:14:217:432:58
8:36
+0:35
Finish
26.22 mi14:13:083:22:067:437:45
7:36
-1:00

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

7:29 /mi

Average Pace

7:43 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:10:42

94% of race

Time at Steady Pace

11:24

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:42 /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 mi11:15:0624:047:4524:04
7:45
#14346
10K
6.21 mi11:38:2947:277:3823:23
7:32
#13365
15K
9.32 mi12:01:551:10:537:3623:26
7:33
#12916
20K
12.43 mi12:25:111:34:097:3523:16
7:29
#12293
Half
13.11 mi12:30:171:39:157:345:06
7:29
#12258
25K
15.53 mi12:48:301:57:287:3418:13
7:31
#11859
30K
18.64 mi13:12:302:21:287:3524:00
7:43
#11351
20M
20.00 mi13:23:192:32:177:3710:49
7:58
#11201
21M
21.00 mi13:31:452:40:437:398:26
8:26
#11096
35K
21.75 mi13:37:322:46:307:395:47
7:44
#11040
23M
23.00 mi13:47:392:56:377:4110:07
8:05
#10978
24M
24.00 mi13:55:343:04:327:417:55
7:55
#10927
40K
24.85 mi14:02:253:11:237:426:51
8:01
#10868
25.2M
25.20 mi14:05:233:14:217:432:58
8:36
#10833
Finish
26.22 mi14:13:083:22:067:437:45
7:36
#10761
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi143464121412112141(Top 43%)2983(Top 24%)2983(Top 55%)
10K6.21 mi3.10 mi13365+9813566+5553566+55512353(Top 43%)3005(Top 25%)3005(Top 55%)
15K9.32 mi3.11 mi12916+4493337+2293337+22912141(Top 43%)2983(Top 24%)2983(Top 55%)
20K12.43 mi3.11 mi12293+6233026+3113026+31110688(Top 38%)2311(Top 19%)2311(Top 42%)
Half13.11 mi0.68 mi12258+353017+93017+911548(Top 41%)2707(Top 22%)2707(Top 49%)
25K15.53 mi2.42 mi11859+3992849+1682849+16810102(Top 36%)2144(Top 18%)2144(Top 39%)
30K18.64 mi3.11 mi11351+5082650+1992650+1999383(Top 33%)2002(Top 16%)2002(Top 37%)
20M20.00 mi1.36 mi11201+1502612+382612+3810193(Top 36%)2530(Top 21%)2530(Top 46%)
21M21.00 mi1.00 mi11096+1052596+162596+1610077(Top 35%)2643(Top 22%)2643(Top 48%)
35K21.75 mi0.75 mi11040+562596259610339(Top 36%)2764(Top 23%)2764(Top 51%)
23M23.00 mi1.25 mi10978+622607-112607-1110631(Top 37%)3049(Top 25%)3049(Top 56%)
24M24.00 mi1.00 mi10927+512617-102617-1010686(Top 38%)3127(Top 26%)3127(Top 57%)
40K24.85 mi0.85 mi10868+592623-62623-610320(Top 36%)3084(Top 25%)3084(Top 56%)
25.2M25.20 mi0.35 mi10833+352619+42619+49491(Top 33%)2768(Top 23%)2768(Top 51%)
Finish26.22 mi1.02 mi10761+722613+62613+610003(Top 35%)2985(Top 24%)2985(Top 55%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

12141

Females

2983

F18-39

2983

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

12353

Females

3005

F18-39

3005

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

12141

Females

2983

F18-39

2983

15K→20K

9.3 - 12.4 mi

Top 38%
×5story building
+106ft-86ft

Overall

10688

Females

2311

F18-39

2311

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

11548

Females

2707

F18-39

2707

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

10102

Females

2144

F18-39

2144

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

9383

Females

2002

F18-39

2002

30K→20M

18.6 - 20.0 mi

Top 36%
×5story building
+64ft-50ft

Overall

10193

Females

2530

F18-39

2530

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

10077

Females

2643

F18-39

2643

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

10339

Females

2764

F18-39

2764

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

10631

Females

3049

F18-39

3049

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

10686

Females

3127

F18-39

3127

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

10320

Females

3084

F18-39

3084

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

9491

Females

2768

F18-39

2768

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

10003

Females

2985

F18-39

2985

Passing Analysis

Category:
Athletes Passed
4073
Passed By
488
Net Change
+3585
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14346
5K → 10K101938+981#14346#13365
10K → 15K50253+449#13365#12916
15K → 20K6296+623#12916#12293
20K → Half4813+35#12293#12258
Half → 25K41415+399#12258#11859
25K → 30K53527+508#11859#11351
30K → 20M18838+150#11351#11201
20M → 21M15146+105#11201#11096
21M → 35K9034+56#11096#11040
35K → 23M13977+62#11040#10978
23M → 24M9847+51#10978#10927
24M → 40K9839+59#10927#10868
40K → 25.2M5116+35#10868#10833
25.2M → Finish11139+72#10833#10761
TOTALS4073488+3585
📊

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