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BOSTON MARATHON 2025

Anna Laurence

Bib: 13493•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 24%
Gender (Female)
#0 / 12228
Top 8%
Division (F18-39)
#0 / 5469
Top 15%
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
7:00/mi
21:46
↑ 97↓ 3451.5%
10K· 6.21 mi
7:14/mi
44:13
↑ 79↓ 1380.4%
15K· 9.32 mi
7:05/mi
1:06:14
↑ 67↓ 78
20K· 12.43 mi
7:03/mi
1:28:08
↑ 106↓ 860.1%
Half· 13.11 mi
6:53/mi
1:32:50
↑ 19↓ 370.5%
25K· 15.53 mi
7:03/mi
1:49:55
↑ 66↓ 880.2%
30K· 18.64 mi
7:07/mi
2:12:01
↑ 181↓ 1480.2%
20M
7:33/mi
2:22:16
↑ 64↓ 500.2%
21M
8:52/mi
2:31:08
↑ 106↓ 241.6%
35K· 21.75 mi
7:04/mi
2:36:25
↑ 17↓ 861.7%
23M
7:23/mi
2:45:40
↑ 23↓ 630.6%
24M
7:09/mi
2:52:49
↓ 821.3%
40K· 24.85 mi
7:24/mi
2:59:09
↓ 200.3%
25.2M
8:07/mi
3:01:57
↑ 13↓ 160.2%
Finish· 26.22 mi
7:14/mi
3:09:19
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:50
Pace7:05 /mi
2nd Half
Distance13.11 mi
Time1:36:29
Pace7:22 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2421:467:0021:46
7:00
-
10K
6.21 mi11:12:5144:137:0722:27
7:14
+0:14
15K
9.32 mi11:34:521:06:147:0622:01
7:05
-0:09
20K
12.43 mi11:56:461:28:087:0621:54
7:03
-0:02
Half
13.11 mi12:01:281:32:507:054:42
6:53
-0:10
25K
15.53 mi12:18:331:49:557:0517:05
7:03
+0:10
30K
18.64 mi12:40:392:12:017:0522:06
7:07
+0:04
20M
20.00 mi12:50:542:22:167:0710:15
7:33
+0:26
21M
21.00 mi12:59:462:31:087:128:52
8:52
+1:19
35K
21.75 mi13:05:032:36:257:125:17
7:04
-1:48
23M
23.00 mi13:14:182:45:407:129:15
7:23
+0:19
24M
24.00 mi13:21:272:52:497:127:09
7:09
-0:14
40K
24.85 mi13:27:472:59:097:126:20
7:24
+0:15
25.2M
25.20 mi13:30:353:01:577:132:48
8:07
+0:43
Finish
26.22 mi13:37:573:09:197:147:22
7:14
-0:53

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

6:53 /mi

Average Pace

7:14 /mi

Slowest Pace

8:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:42

2% of race

Time at Steady Pace

2:36:22

83% of race

Time at Slower Pace

28:15

15% of race

Average Pace: 7:13 /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 mi10:50:2421:467:0021:46
7:00
#7885
10K
6.21 mi11:12:5144:137:0722:27
7:14
#8761
15K
9.32 mi11:34:521:06:147:0622:01
7:05
#8537
20K
12.43 mi11:56:461:28:087:0621:54
7:03
#8125
Half
13.11 mi12:01:281:32:507:054:42
6:53
#8044
25K
15.53 mi12:18:331:49:557:0517:05
7:03
#7763
30K
18.64 mi12:40:392:12:017:0522:06
7:07
#7226
20M
20.00 mi12:50:542:22:167:0710:15
7:33
#7157
21M
21.00 mi12:59:462:31:087:128:52
8:52
#7365
35K
21.75 mi13:05:032:36:257:125:17
7:04
#7268
23M
23.00 mi13:14:182:45:407:129:15
7:23
#7130
24M
24.00 mi13:21:272:52:497:127:09
7:09
#7016
40K
24.85 mi13:27:472:59:097:126:20
7:24
#6936
25.2M
25.20 mi13:30:353:01:577:132:48
8:07
#6900
Finish
26.22 mi13:37:573:09:197:147:22
7:14
#6864
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi78859429428257(Top 29%)1135(Top 9%)1135(Top 21%)
10K6.21 mi3.10 mi8761-8761280-3381280-3389709(Top 34%)1683(Top 14%)1683(Top 31%)
15K9.32 mi3.11 mi8537+2241205+751205+758257(Top 29%)1135(Top 9%)1135(Top 21%)
20K12.43 mi3.11 mi8125+4121069+1361069+1367202(Top 25%)841(Top 7%)841(Top 15%)
Half13.11 mi0.68 mi8044+811043+261043+266895(Top 24%)753(Top 6%)753(Top 14%)
25K15.53 mi2.42 mi7763+281961+82961+826634(Top 23%)762(Top 6%)762(Top 14%)
30K18.64 mi3.11 mi7226+537842+119842+1195406(Top 19%)535(Top 4%)535(Top 10%)
20M20.00 mi1.36 mi7157+69847-5847-57315(Top 26%)1261(Top 10%)1261(Top 23%)
21M21.00 mi1.00 mi7365-208943-96943-9612712(Top 45%)3973(Top 32%)3973(Top 73%)
35K21.75 mi0.75 mi7268+97936+7936+75825(Top 21%)867(Top 7%)867(Top 16%)
23M23.00 mi1.25 mi7130+138933+3933+36008(Top 21%)1018(Top 8%)1018(Top 19%)
24M24.00 mi1.00 mi7016+114923+10923+105541(Top 20%)899(Top 7%)899(Top 16%)
40K24.85 mi0.85 mi6936+80922+1922+16275(Top 22%)1235(Top 10%)1235(Top 23%)
25.2M25.20 mi0.35 mi6900+36924-2924-26639(Top 23%)1467(Top 12%)1467(Top 27%)
Finish26.22 mi1.02 mi6864+36943-19943-197239(Top 25%)1738(Top 14%)1738(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21story building
+97ft-345ft

Overall

8257

Females

1135

F18-39

1135

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9709

Females

1683

F18-39

1683

10K→15K

6.2 - 9.3 mi

Top 29%
×3story building
+67ft-78ft

Overall

8257

Females

1135

F18-39

1135

15K→20K

9.3 - 12.4 mi

Top 25%
×5story building
+106ft-86ft

Overall

7202

Females

841

F18-39

841

20K→Half

12.4 - 13.1 mi

Top 24%
×2story building
+19ft-37ft

Overall

6895

Females

753

F18-39

753

Half→25K

13.1 - 15.5 mi

Top 23%
×4story building
+66ft-88ft

Overall

6634

Females

762

F18-39

762

25K→30K

15.5 - 18.6 mi

Top 19%
×9story building
+181ft-148ft

Overall

5406

Females

535

F18-39

535

30K→20M

18.6 - 20.0 mi

Top 26%
×5story building
+64ft-50ft

Overall

7315

Females

1261

F18-39

1261

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

12712

Females

3973

F18-39

3973

21M→35K

21.0 - 21.8 mi

Top 21%
×7story building
+17ft-86ft

Overall

5825

Females

867

F18-39

867

35K→23M

21.8 - 23.0 mi

Top 21%
×5story building
+23ft-63ft

Overall

6008

Females

1018

F18-39

1018

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5541

Females

899

F18-39

899

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

6275

Females

1235

F18-39

1235

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6639

Females

1467

F18-39

1467

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2story building
+22ft-21ft

Overall

7239

Females

1738

F18-39

1738

Passing Analysis

Category:
Athletes Passed
2460
Passed By
1439
Net Change
+1021
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7885
5K → 10K26902-876#7885#8761
10K → 15K29672+224#8761#8537
15K → 20K42614+412#8537#8125
20K → Half832+81#8125#8044
Half → 25K29211+281#8044#7763
25K → 30K5436+537#7763#7226
30K → 20M12455+69#7226#7157
20M → 21M35243-208#7157#7365
21M → 35K1025+97#7365#7268
35K → 23M16729+138#7268#7130
23M → 24M12814+114#7130#7016
24M → 40K10222+80#7016#6936
40K → 25.2M4610+36#6936#6900
25.2M → Finish9054+36#6900#6864
TOTALS24601439+1021
📊

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