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BOSTON MARATHON 2025

Shannon Brick

Bib: 25764•F

MA

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
33:04
Rank: #27035
Start → 5K
33:04 | 10:39/mi
10K· 6.21 mi
1:06:11
Rank: #26767 (+268)
5K → 10K
33:07 | 10:40/mi
15K· 9.32 mi
1:38:51
Rank: #26469 (+298)
10K → 15K
32:40 | 10:31/mi
20K· 12.43 mi
2:15:30
Rank: #26646 (-177)
15K → 20K
36:39 | 11:48/mi
Half· 13.11 mi
2:22:48
Rank: #26608 (+38)
20K → Half
7:18 | 10:42/mi
25K· 15.53 mi
2:49:52
Rank: #26390 (+218)
Half → 25K
27:04 | 11:10/mi
30K· 18.64 mi
3:25:42
Rank: #26133 (+257)
25K → 30K
35:50 | 11:32/mi
20M
3:40:59
Rank: #25987 (+146)
30K → 20M
15:17 | 11:15/mi
21M
3:52:15
Rank: #25820 (+167)
20M → 21M
11:16 | 11:16/mi
35K· 21.75 mi
4:00:04
Rank: #25755 (+65)
21M → 35K
7:49 | 10:27/mi
23M
4:13:52
Rank: #25653 (+102)
35K → 23M
13:48 | 11:01/mi
24M
4:25:10
Rank: #25617 (+36)
23M → 24M
11:18 | 11:18/mi
40K· 24.85 mi
4:35:39
Rank: #25616 (+1)
24M → 40K
10:29 | 12:16/mi
25.2M
4:41:22
Rank: #25696 (-80)
40K → 25.2M
5:43 | 16:35/mi
Finish· 26.22 mi
4:53:50
Rank: #25787 (-91)
25.2M → Finish
12:28 | 12:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:22:48
Pace10:54 /mi
2nd Half
Distance13.11 mi
Time2:31:02
Pace11:31 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:2533:0410:3933:04
10:39
-
10K
6.21 mi12:21:321:06:1110:3933:07
10:40
+0:01
15K
9.32 mi12:54:121:38:5110:3632:40
10:31
-0:09
20K
12.43 mi13:30:512:15:3010:5436:39
11:48
+1:17
Half
13.11 mi13:38:092:22:4810:547:18
10:42
-1:06
25K
15.53 mi14:05:132:49:5210:5627:04
11:10
+0:28
30K
18.64 mi14:41:033:25:4211:0235:50
11:32
+0:22
20M
20.00 mi14:56:203:40:5911:0315:17
11:15
-0:17
21M
21.00 mi15:07:363:52:1511:0411:16
11:16
+0:01
35K
21.75 mi15:15:254:00:0411:027:49
10:27
-0:49
23M
23.00 mi15:29:134:13:5211:0213:48
11:01
+0:34
24M
24.00 mi15:40:314:25:1011:0311:18
11:18
+0:17
40K
24.85 mi15:51:004:35:3911:0510:29
12:16
+0:58
25.2M
25.20 mi15:56:434:41:2211:105:43
16:35
+4:19
Finish
26.22 mi16:09:114:53:5011:1312:28
12:14
-4:21

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

10:27 /mi

Average Pace

11:13 /mi

Slowest Pace

16:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

40:29

14% of race

Time at Steady Pace

3:44:41

76% of race

Time at Slower Pace

28:40

10% of race

Average Pace: 11:12 /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 mi11:48:2533:0410:3933:04
10:39
#27035
10K
6.21 mi12:21:321:06:1110:3933:07
10:40
#26767
15K
9.32 mi12:54:121:38:5110:3632:40
10:31
#26469
20K
12.43 mi13:30:512:15:3010:5436:39
11:48
#26646
Half
13.11 mi13:38:092:22:4810:547:18
10:42
#26608
25K
15.53 mi14:05:132:49:5210:5627:04
11:10
#26390
30K
18.64 mi14:41:033:25:4211:0235:50
11:32
#26133
20M
20.00 mi14:56:203:40:5911:0315:17
11:15
#25987
21M
21.00 mi15:07:363:52:1511:0411:16
11:16
#25820
35K
21.75 mi15:15:254:00:0411:027:49
10:27
#25755
23M
23.00 mi15:29:134:13:5211:0213:48
11:01
#25653
24M
24.00 mi15:40:314:25:1011:0311:18
11:18
#25617
40K
24.85 mi15:51:004:35:3911:0510:29
12:16
#25616
25.2M
25.20 mi15:56:434:41:2211:105:43
16:35
#25696
Finish
26.22 mi16:09:114:53:5011:1312:28
12:14
#25787
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi27035113461134625964(Top 91%)10771(Top 88%)10771(Top 197%)
10K6.21 mi3.10 mi26767+26811205+14111205+14126532(Top 93%)11086(Top 91%)11086(Top 203%)
15K9.32 mi3.11 mi26469+29811034+17111034+17125964(Top 91%)10771(Top 88%)10771(Top 197%)
20K12.43 mi3.11 mi26646-17711146-11211146-11226928(Top 95%)11347(Top 93%)11347(Top 207%)
Half13.11 mi0.68 mi26608+3811130+1611130+1626082(Top 92%)10876(Top 89%)10876(Top 199%)
25K15.53 mi2.42 mi26390+21811010+12011010+12025435(Top 90%)10535(Top 86%)10535(Top 193%)
30K18.64 mi3.11 mi26133+25710895+11510895+11524899(Top 88%)10350(Top 85%)10350(Top 189%)
20M20.00 mi1.36 mi25987+14610830+6510830+6524081(Top 85%)9999(Top 82%)9999(Top 183%)
21M21.00 mi1.00 mi25820+16710757+7310757+7322066(Top 78%)9012(Top 74%)9012(Top 165%)
35K21.75 mi0.75 mi25755+6510728+2910728+2923028(Top 81%)9575(Top 78%)9575(Top 175%)
23M23.00 mi1.25 mi25653+10210686+4210686+4223261(Top 82%)9745(Top 80%)9745(Top 178%)
24M24.00 mi1.00 mi25617+3610684+210684+224549(Top 86%)10410(Top 85%)10410(Top 190%)
40K24.85 mi0.85 mi25616+110693-910693-925313(Top 89%)10827(Top 89%)10827(Top 198%)
25.2M25.20 mi0.35 mi25696-8010738-4510738-4527932(Top 98%)12080(Top 99%)12080(Top 221%)
Finish26.22 mi1.02 mi25787-9110788-5010788-5027036(Top 95%)11643(Top 95%)11643(Top 213%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21stories
+97ft-345ft

Overall

25964

Females

10771

F18-39

10771

5K→10K

3.1 - 6.2 mi

Top 93%
×5stories
+79ft-138ft

Overall

26532

Females

11086

F18-39

11086

10K→15K

6.2 - 9.3 mi

Top 91%
×3stories
+67ft-78ft

Overall

25964

Females

10771

F18-39

10771

15K→20K

9.3 - 12.4 mi

Top 95%
×5stories
+106ft-86ft

Overall

26928

Females

11347

F18-39

11347

20K→Half

12.4 - 13.1 mi

Top 92%
×2stories
+19ft-37ft

Overall

26082

Females

10876

F18-39

10876

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

25435

Females

10535

F18-39

10535

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

24899

Females

10350

F18-39

10350

30K→20M

18.6 - 20.0 mi

Top 85%
×5stories
+64ft-50ft

Overall

24081

Females

9999

F18-39

9999

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

22066

Females

9012

F18-39

9012

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

23028

Females

9575

F18-39

9575

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

23261

Females

9745

F18-39

9745

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

24549

Females

10410

F18-39

10410

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

25313

Females

10827

F18-39

10827

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

27932

Females

12080

F18-39

12080

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2stories
+22ft-21ft

Overall

27036

Females

11643

F18-39

11643

Passing Analysis

Category:
Athletes Passed
1810
Passed By
562
Net Change
+1248
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27035
5K → 10K31143+268#27035#26767
10K → 15K31214+298#26767#26469
15K → 20K64241-177#26469#26646
20K → Half413+38#26646#26608
Half → 25K2257+218#26608#26390
25K → 30K26912+257#26390#26133
30K → 20M1526+146#26133#25987
20M → 21M1681+167#25987#25820
21M → 35K694+65#25820#25755
35K → 23M1075+102#25755#25653
23M → 24M5519+36#25653#25617
24M → 40K2928+1#25617#25616
40K → 25.2M282-80#25616#25696
25.2M → Finish697-91#25696#25787
TOTALS1810562+1248
📊

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