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BOSTON MARATHON 2025

Maryn Barrett

Bib: 18666•F

NH

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 42%
Masters (Masters Women)
#0 / 6759
Top 28%
Division (F55-59)
#0 / 994
Top 10%
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
7:39/mi
23:45
↑ 97↓ 3451.5%
10K· 6.21 mi
7:50/mi
48:04
↑ 79↓ 1380.4%
15K· 9.32 mi
7:56/mi
1:12:44
↑ 67↓ 78
20K· 12.43 mi
8:11/mi
1:38:10
↑ 106↓ 860.1%
Half· 13.11 mi
8:12/mi
1:43:46
↑ 19↓ 370.5%
25K· 15.53 mi
8:29/mi
2:04:20
↑ 66↓ 880.2%
30K· 18.64 mi
8:42/mi
2:31:23
↑ 181↓ 1480.2%
20M
8:48/mi
2:43:21
↑ 64↓ 500.2%
21M
9:19/mi
2:52:40
↑ 106↓ 241.6%
35K· 21.75 mi
8:32/mi
2:59:03
↑ 17↓ 861.7%
23M
9:05/mi
3:10:25
↑ 23↓ 630.6%
24M
8:40/mi
3:19:05
↓ 821.3%
40K· 24.85 mi
8:50/mi
3:26:38
↓ 200.3%
25.2M
9:28/mi
3:29:54
↑ 13↓ 160.2%
Finish· 26.22 mi
7:59/mi
3:38:02
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:46
Pace7:55 /mi
2nd Half
Distance13.11 mi
Time1:54:16
Pace8:43 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:2923:457:3923:45
7:39
-
10K
6.21 mi11:38:4848:047:4424:19
7:50
+0:11
15K
9.32 mi12:03:281:12:447:4824:40
7:56
+0:06
20K
12.43 mi12:28:541:38:107:5425:26
8:11
+0:15
Half
13.11 mi12:34:301:43:467:555:36
8:12
+0:01
25K
15.53 mi12:55:042:04:208:0020:34
8:29
+0:17
30K
18.64 mi13:22:072:31:238:0727:03
8:42
+0:13
20M
20.00 mi13:34:052:43:218:1011:58
8:48
+0:06
21M
21.00 mi13:43:242:52:408:139:19
9:19
+0:31
35K
21.75 mi13:49:472:59:038:146:23
8:32
-0:47
23M
23.00 mi14:01:093:10:258:1711:22
9:05
+0:33
24M
24.00 mi14:09:493:19:058:188:40
8:40
-0:25
40K
24.85 mi14:17:223:26:388:197:33
8:50
+0:10
25.2M
25.20 mi14:20:383:29:548:203:16
9:28
+0:38
Finish
26.22 mi14:28:463:38:028:198:08
7:59
-1:29

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

7:39 /mi

Average Pace

8:19 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:54

51% of race

Time at Steady Pace

1:02:40

29% of race

Time at Slower Pace

43:28

20% of race

Average Pace: 8:19 /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 mi11:14:2923:457:3923:45
7:39
#13496
10K
6.21 mi11:38:4848:047:4424:19
7:50
#14213
15K
9.32 mi12:03:281:12:447:4824:40
7:56
#14656
20K
12.43 mi12:28:541:38:107:5425:26
8:11
#15098
Half
13.11 mi12:34:301:43:467:555:36
8:12
#15228
25K
15.53 mi12:55:042:04:208:0020:34
8:29
#15578
30K
18.64 mi13:22:072:31:238:0727:03
8:42
#15667
20M
20.00 mi13:34:052:43:218:1011:58
8:48
#15614
21M
21.00 mi13:43:242:52:408:139:19
9:19
#15550
35K
21.75 mi13:49:472:59:038:146:23
8:32
#15553
23M
23.00 mi14:01:093:10:258:1711:22
9:05
#15582
24M
24.00 mi14:09:493:19:058:188:40
8:40
#15559
40K
24.85 mi14:17:223:26:388:197:33
8:50
#15512
25.2M
25.20 mi14:20:383:29:548:203:16
9:28
#15497
Finish
26.22 mi14:28:463:38:028:198:08
7:59
#15384
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi134963603360315586(Top 55%)4903(Top 40%)4903(Top 493%)
10K6.21 mi3.10 mi14213-7174066-4634066-46315083(Top 53%)4587(Top 38%)4587(Top 461%)
15K9.32 mi3.11 mi14656-4434345-2794345-27915586(Top 55%)4903(Top 40%)4903(Top 493%)
20K12.43 mi3.11 mi15098-4424633-2884633-28816234(Top 57%)5345(Top 44%)5345(Top 538%)
Half13.11 mi0.68 mi15228-1304709-764709-7617332(Top 61%)5931(Top 49%)5931(Top 597%)
25K15.53 mi2.42 mi15578-3504930-2214930-22117081(Top 60%)5894(Top 48%)5894(Top 593%)
30K18.64 mi3.11 mi15667-895032-1025032-10216038(Top 56%)5481(Top 45%)5481(Top 551%)
20M20.00 mi1.36 mi15614+535043-115043-1115705(Top 55%)5418(Top 44%)5418(Top 545%)
21M21.00 mi1.00 mi15550+645047-45047-415252(Top 54%)5316(Top 43%)5316(Top 535%)
35K21.75 mi0.75 mi15553-35067-205067-2015688(Top 55%)5606(Top 46%)5606(Top 564%)
23M23.00 mi1.25 mi15582-295119-525119-5216707(Top 59%)6274(Top 51%)6274(Top 631%)
24M24.00 mi1.00 mi15559+235123-45123-415554(Top 55%)5667(Top 46%)5667(Top 570%)
40K24.85 mi0.85 mi15512+475138-155138-1515371(Top 54%)5728(Top 47%)5728(Top 576%)
25.2M25.20 mi0.35 mi15497+155138513814491(Top 51%)5280(Top 43%)5280(Top 531%)
Finish26.22 mi1.02 mi15384+1135096+425096+4212793(Top 45%)4336(Top 35%)4336(Top 436%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21story building
+97ft-345ft

Overall

15586

Females

4903

F55-59

4903

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

15083

Females

4587

F55-59

4587

10K→15K

6.2 - 9.3 mi

Top 55%
×3story building
+67ft-78ft

Overall

15586

Females

4903

F55-59

4903

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

16234

Females

5345

F55-59

5345

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

17332

Females

5931

F55-59

5931

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

17081

Females

5894

F55-59

5894

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

16038

Females

5481

F55-59

5481

30K→20M

18.6 - 20.0 mi

Top 55%
×5story building
+64ft-50ft

Overall

15705

Females

5418

F55-59

5418

20M→21M

20.0 - 21.0 mi

Top 54%
×8story building
+106ft-24ft

Overall

15252

Females

5316

F55-59

5316

21M→35K

21.0 - 21.8 mi

Top 55%
×7story building
+17ft-86ft

Overall

15688

Females

5606

F55-59

5606

35K→23M

21.8 - 23.0 mi

Top 59%
×5story building
+23ft-63ft

Overall

16707

Females

6274

F55-59

6274

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

15554

Females

5667

F55-59

5667

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15371

Females

5728

F55-59

5728

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

14491

Females

5280

F55-59

5280

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

12793

Females

4336

F55-59

4336

Passing Analysis

Category:
Athletes Passed
1374
Passed By
3262
Net Change
-1888
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13496
5K → 10K91808-717#13496#14213
10K → 15K86529-443#14213#14656
15K → 20K119561-442#14656#15098
20K → Half11141-130#15098#15228
Half → 25K87437-350#15228#15578
25K → 30K214303-89#15578#15667
30K → 20M14693+53#15667#15614
20M → 21M14379+64#15614#15550
21M → 35K5558-3#15550#15553
35K → 23M101130-29#15553#15582
23M → 24M7552+23#15582#15559
24M → 40K8740+47#15559#15512
40K → 25.2M3823+15#15512#15497
25.2M → Finish1218+113#15497#15384
TOTALS13743262-1888
📊

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