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BOSTON MARATHON 2025

Lauren Ames

Bib: 1351•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 4%
Gender (Female)
#0 / 12228
Top 0.5%
Division (F18-39)
#0 / 5469
Top 0.9%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:57
Rank: #1436
Start → 5K
6:06/mi
18:57 split
10K· 6.21 mi
37:45
Rank: #1336 (+100)
5K → 10K
6:03/mi
18:48 split
15K· 9.32 mi
56:50
Rank: #1391 (-55)
10K → 15K
6:09/mi
19:05 split
20K· 12.43 mi
1:16:04
Rank: #1414 (-23)
15K → 20K
6:11/mi
19:14 split
Half· 13.11 mi
1:20:17
Rank: #1433 (-19)
20K → Half
6:11/mi
4:13 split
25K· 15.53 mi
1:35:32
Rank: #1472 (-39)
Half → 25K
6:17/mi
15:15 split
30K· 18.64 mi
1:55:18
Rank: #1426 (+46)
25K → 30K
6:22/mi
19:46 split
20M
2:04:04
Rank: #1401 (+25)
30K → 20M
6:27/mi
8:46 split
21M
2:10:45
Rank: #1358 (+43)
20M → 21M
6:41/mi
6:41 split
35K· 21.75 mi
2:15:22
Rank: #1331 (+27)
21M → 35K
6:10/mi
4:37 split
23M
2:23:23
Rank: #1294 (+37)
35K → 23M
6:24/mi
8:01 split
24M
2:29:34
Rank: #1253 (+41)
23M → 24M
6:11/mi
6:11 split
40K· 24.85 mi
2:34:52
Rank: #1213 (+40)
24M → 40K
6:12/mi
5:18 split
25.2M
2:37:12
Rank: #1197 (+16)
40K → 25.2M
6:46/mi
2:20 split
Finish· 26.22 mi
2:43:13
Rank: #1140 (+57)
25.2M → Finish
5:54/mi
6:01 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:17
Pace6:07 /mi
2nd Half
Distance13.11 mi
Time1:22:56
Pace6:20 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:5918:576:0618:57
6:06
-
10K
6.21 mi10:38:4737:456:0518:48
6:03
-0:03
15K
9.32 mi10:57:5256:506:0619:05
6:09
+0:06
20K
12.43 mi11:17:061:16:046:0719:14
6:11
+0:02
Half
13.11 mi11:21:191:20:176:074:13
6:11
0:00
25K
15.53 mi11:36:341:35:326:0915:15
6:17
+0:06
30K
18.64 mi11:56:201:55:186:1119:46
6:22
+0:05
20M
20.00 mi12:05:062:04:046:128:46
6:27
+0:05
21M
21.00 mi12:11:472:10:456:146:41
6:41
+0:14
35K
21.75 mi12:16:242:15:226:134:37
6:10
-0:31
23M
23.00 mi12:24:252:23:236:148:01
6:24
+0:14
24M
24.00 mi12:30:362:29:346:146:11
6:11
-0:13
40K
24.85 mi12:35:542:34:526:145:18
6:12
+0:01
25.2M
25.20 mi12:38:142:37:126:142:20
6:46
+0:34
Finish
26.22 mi12:44:152:43:136:146:01
5:54
-0:52

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

5:54 /mi

Average Pace

6:14 /mi

Slowest Pace

6:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:12

94% of race

Time at Steady Pace

9:01

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:13 /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 mi10:19:5918:576:0618:57
6:06
#1436
10K
6.21 mi10:38:4737:456:0518:48
6:03
#1336
15K
9.32 mi10:57:5256:506:0619:05
6:09
#1391
20K
12.43 mi11:17:061:16:046:0719:14
6:11
#1414
Half
13.11 mi11:21:191:20:176:074:13
6:11
#1433
25K
15.53 mi11:36:341:35:326:0915:15
6:17
#1472
30K
18.64 mi11:56:201:55:186:1119:46
6:22
#1426
20M
20.00 mi12:05:062:04:046:128:46
6:27
#1401
21M
21.00 mi12:11:472:10:456:146:41
6:41
#1358
35K
21.75 mi12:16:242:15:226:134:37
6:10
#1331
23M
23.00 mi12:24:252:23:236:148:01
6:24
#1294
24M
24.00 mi12:30:362:29:346:146:11
6:11
#1253
40K
24.85 mi12:35:542:34:526:145:18
6:12
#1213
25.2M
25.20 mi12:38:142:37:126:142:20
6:46
#1197
Finish
26.22 mi12:44:152:43:136:146:01
5:54
#1140
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi143663631582(Top 6%)72(Top 0.6%)72(Top 1%)
10K6.21 mi3.10 mi1336+10062+162+11292(Top 5%)62(Top 0.5%)62(Top 1%)
15K9.32 mi3.11 mi1391-5565-365-31582(Top 6%)72(Top 0.6%)72(Top 1%)
20K12.43 mi3.11 mi1414-2366-166-11558(Top 5%)73(Top 0.6%)73(Top 1%)
Half13.11 mi0.68 mi1433-1967-167-11940(Top 7%)81(Top 0.7%)81(Top 1%)
25K15.53 mi2.42 mi1472-3969-269-21819(Top 6%)84(Top 0.7%)84(Top 2%)
30K18.64 mi3.11 mi1426+4670-170-11417(Top 5%)71(Top 0.6%)71(Top 1%)
20M20.00 mi1.36 mi1401+2571-171-11460(Top 5%)73(Top 0.6%)73(Top 1%)
21M21.00 mi1.00 mi1358+4370+170+11172(Top 4%)56(Top 0.5%)56(Top 1%)
35K21.75 mi0.75 mi1331+2768+268+21165(Top 4%)61(Top 0.5%)61(Top 1%)
23M23.00 mi1.25 mi1294+3769-169-11173(Top 4%)61(Top 0.5%)61(Top 1%)
24M24.00 mi1.00 mi1253+4167+267+2997(Top 4%)55(Top 0.4%)55(Top 1%)
40K24.85 mi0.85 mi1213+4065+265+2748(Top 3%)43(Top 0.4%)43(Top 0.8%)
25.2M25.20 mi0.35 mi1197+1664+164+1935(Top 3%)64(Top 0.5%)64(Top 1%)
Finish26.22 mi1.02 mi1140+5760+460+4712(Top 3%)38(Top 0.3%)38(Top 0.7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1582

Females

72

F18-39

72

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1292

Females

62

F18-39

62

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1582

Females

72

F18-39

72

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1558

Females

73

F18-39

73

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1940

Females

81

F18-39

81

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1819

Females

84

F18-39

84

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1417

Females

71

F18-39

71

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1460

Females

73

F18-39

73

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1172

Females

56

F18-39

56

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1165

Females

61

F18-39

61

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1173

Females

61

F18-39

61

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

997

Females

55

F18-39

55

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

748

Females

43

F18-39

43

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

935

Females

64

F18-39

64

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

712

Females

38

F18-39

38

Passing Analysis

Category:
Athletes Passed
659
Passed By
363
Net Change
+296
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1436
5K → 10K12828+100#1436#1336
10K → 15K2782-55#1336#1391
15K → 20K4366-23#1391#1414
20K → Half120-19#1414#1433
Half → 25K3372-39#1433#1472
25K → 30K8034+46#1472#1426
30K → 20M4318+25#1426#1401
20M → 21M529+43#1401#1358
21M → 35K314+27#1358#1331
35K → 23M5114+37#1331#1294
23M → 24M498+41#1294#1253
24M → 40K455+40#1253#1213
40K → 25.2M182+16#1213#1197
25.2M → Finish581+57#1197#1140
TOTALS659363+296
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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