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BOSTON MARATHON 2025

Brianna Linden

Bib: 31709•F

NY

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:42
Rank: #22069
Start → 5K
8:55/mi
27:42 split
10K· 6.21 mi
55:12
Rank: #21888 (+181)
5K → 10K
8:51/mi
27:30 split
15K· 9.32 mi
1:22:25
Rank: #21499 (+389)
10K → 15K
8:46/mi
27:13 split
20K· 12.43 mi
1:50:09
Rank: #21238 (+261)
15K → 20K
8:56/mi
27:44 split
Half· 13.11 mi
1:56:07
Rank: #21214 (+24)
20K → Half
8:45/mi
5:58 split
25K· 15.53 mi
2:17:35
Rank: #20895 (+319)
Half → 25K
8:51/mi
21:28 split
30K· 18.64 mi
2:47:29
Rank: #20794 (+101)
25K → 30K
9:37/mi
29:54 split
20M
3:00:10
Rank: #20601 (+193)
30K → 20M
9:20/mi
12:41 split
21M
3:10:12
Rank: #20466 (+135)
20M → 21M
10:02/mi
10:02 split
35K· 21.75 mi
3:17:00
Rank: #20391 (+75)
21M → 35K
9:05/mi
6:48 split
23M
3:28:28
Rank: #20203 (+188)
35K → 23M
9:09/mi
11:28 split
24M
3:37:16
Rank: #20065 (+138)
23M → 24M
8:48/mi
8:48 split
40K· 24.85 mi
3:45:02
Rank: #19945 (+120)
24M → 40K
9:05/mi
7:46 split
25.2M
3:48:24
Rank: #19881 (+64)
40K → 25.2M
9:46/mi
3:22 split
Finish· 26.22 mi
3:56:50
Rank: #19714 (+167)
25.2M → Finish
8:17/mi
8:26 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:07
Pace8:51 /mi
2nd Half
Distance13.11 mi
Time2:00:43
Pace9:13 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:2327:428:5527:42
8:55
-
10K
6.21 mi12:16:5355:128:5327:30
8:51
-0:04
15K
9.32 mi12:44:061:22:258:5127:13
8:46
-0:05
20K
12.43 mi13:11:501:50:098:5227:44
8:56
+0:10
Half
13.11 mi13:17:481:56:078:515:58
8:45
-0:11
25K
15.53 mi13:39:162:17:358:5121:28
8:51
+0:06
30K
18.64 mi14:09:102:47:298:5929:54
9:37
+0:46
20M
20.00 mi14:21:513:00:109:0012:41
9:20
-0:17
21M
21.00 mi14:31:533:10:129:0310:02
10:02
+0:42
35K
21.75 mi14:38:413:17:009:036:48
9:05
-0:57
23M
23.00 mi14:50:093:28:289:0411:28
9:09
+0:04
24M
24.00 mi14:58:573:37:169:038:48
8:48
-0:21
40K
24.85 mi15:06:433:45:029:037:46
9:05
+0:17
25.2M
25.20 mi15:10:053:48:249:043:22
9:46
+0:41
Finish
26.22 mi15:18:313:56:509:028:26
8:17
-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

8:17 /mi

Average Pace

9:02 /mi

Slowest Pace

10:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

8:26

4% of race

Time at Steady Pace

2:40:57

68% of race

Time at Slower Pace

1:07:27

28% of race

Average Pace: 9:02 /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 mi11:49:2327:428:5527:42
8:55
#22069
10K
6.21 mi12:16:5355:128:5327:30
8:51
#21888
15K
9.32 mi12:44:061:22:258:5127:13
8:46
#21499
20K
12.43 mi13:11:501:50:098:5227:44
8:56
#21238
Half
13.11 mi13:17:481:56:078:515:58
8:45
#21214
25K
15.53 mi13:39:162:17:358:5121:28
8:51
#20895
30K
18.64 mi14:09:102:47:298:5929:54
9:37
#20794
20M
20.00 mi14:21:513:00:109:0012:41
9:20
#20601
21M
21.00 mi14:31:533:10:129:0310:02
10:02
#20466
35K
21.75 mi14:38:413:17:009:036:48
9:05
#20391
23M
23.00 mi14:50:093:28:289:0411:28
9:09
#20203
24M
24.00 mi14:58:573:37:169:038:48
8:48
#20065
40K
24.85 mi15:06:433:45:029:037:46
9:05
#19945
25.2M
25.20 mi15:10:053:48:249:043:22
9:46
#19881
Finish
26.22 mi15:18:313:56:509:028:26
8:17
#19714
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi220698666866620821(Top 73%)7898(Top 65%)7898(Top 144%)
10K6.21 mi3.10 mi21888+1818545+1218545+12121650(Top 76%)8396(Top 69%)8396(Top 154%)
15K9.32 mi3.11 mi21499+3898305+2408305+24020821(Top 73%)7898(Top 65%)7898(Top 144%)
20K12.43 mi3.11 mi21238+2618163+1428163+14220609(Top 73%)7837(Top 64%)7837(Top 143%)
Half13.11 mi0.68 mi21214+248148+158148+1520665(Top 73%)7850(Top 64%)7850(Top 144%)
25K15.53 mi2.42 mi20895+3197983+1657983+16519227(Top 68%)7099(Top 58%)7099(Top 130%)
30K18.64 mi3.11 mi20794+1017983798320447(Top 72%)7903(Top 65%)7903(Top 145%)
20M20.00 mi1.36 mi20601+1937888+957888+9518465(Top 65%)6987(Top 57%)6987(Top 128%)
21M21.00 mi1.00 mi20466+1357838+507838+5018447(Top 65%)7034(Top 58%)7034(Top 129%)
35K21.75 mi0.75 mi20391+757807+317807+3118694(Top 66%)7302(Top 60%)7302(Top 134%)
23M23.00 mi1.25 mi20203+1887727+807727+8017165(Top 60%)6543(Top 54%)6543(Top 120%)
24M24.00 mi1.00 mi20065+1387673+547673+5416362(Top 58%)6142(Top 50%)6142(Top 112%)
40K24.85 mi0.85 mi19945+1207624+497624+4916815(Top 59%)6495(Top 53%)6495(Top 119%)
25.2M25.20 mi0.35 mi19881+647602+227602+2216000(Top 56%)6105(Top 50%)6105(Top 112%)
Finish26.22 mi1.02 mi19714+1677526+767526+7614809(Top 52%)5382(Top 44%)5382(Top 98%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

20821

Females

7898

F18-39

7898

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

21650

Females

8396

F18-39

8396

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

20821

Females

7898

F18-39

7898

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

20609

Females

7837

F18-39

7837

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

20665

Females

7850

F18-39

7850

Half→25K

13.1 - 15.5 mi

Top 68%
×4story building
+66ft-88ft

Overall

19227

Females

7099

F18-39

7099

25K→30K

15.5 - 18.6 mi

Top 72%
×9story building
+181ft-148ft

Overall

20447

Females

7903

F18-39

7903

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

18465

Females

6987

F18-39

6987

20M→21M

20.0 - 21.0 mi

Top 65%
×8story building
+106ft-24ft

Overall

18447

Females

7034

F18-39

7034

21M→35K

21.0 - 21.8 mi

Top 66%
×7story building
+17ft-86ft

Overall

18694

Females

7302

F18-39

7302

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

17165

Females

6543

F18-39

6543

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

16362

Females

6142

F18-39

6142

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

16815

Females

6495

F18-39

6495

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

16000

Females

6105

F18-39

6105

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

14809

Females

5382

F18-39

5382

Passing Analysis

Category:
Athletes Passed
2957
Passed By
602
Net Change
+2355
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22069
5K → 10K355174+181#22069#21888
10K → 15K45263+389#21888#21499
15K → 20K33271+261#21499#21238
20K → Half4925+24#21238#21214
Half → 25K33112+319#21214#20895
25K → 30K261160+101#20895#20794
30K → 20M21421+193#20794#20601
20M → 21M15015+135#20601#20466
21M → 35K9621+75#20466#20391
35K → 23M20416+188#20391#20203
23M → 24M1413+138#20203#20065
24M → 40K13010+120#20065#19945
40K → 25.2M695+64#19945#19881
25.2M → Finish1736+167#19881#19714
TOTALS2957602+2355
📊

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