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BOSTON MARATHON 2026

Brynne Gerrard

Bib: 15651•F

UT

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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
26:09
3.11 mi
Rank: #19631
Start → 5K
26:09 | 8:26/mi
10K
52:46
6.21 mi
Rank: #20138 (-507)
5K → 10K
26:37 | 8:35/mi
15K
1:18:38
9.32 mi
Rank: #19778 (+360)
10K → 15K
25:52 | 8:20/mi
20K
1:45:08
12.43 mi
Rank: #19693 (+85)
15K → 20K
26:30 | 8:32/mi
HALF
1:50:54
13.11 mi
Rank: #19702 (-9)
20K → HALF
5:46 | 8:28/mi
25K
2:11:35
15.53 mi
Rank: #19564 (+138)
HALF → 25K
20:41 | 8:32/mi
30K
2:42:13
18.64 mi
Rank: #20349 (-785)
25K → 30K
30:38 | 9:52/mi
20M
2:55:56
20.00 mi
Rank: #20622 (-273)
30K → 20M
13:43 | 10:06/mi
21M
3:08:52
21.00 mi
Rank: #21257 (-635)
20M → 21M
12:56 | 12:56/mi
35K
3:17:09
21.75 mi
Rank: #21522 (-265)
21M → 35K
8:17 | 11:05/mi
23M
3:32:09
23.00 mi
Rank: #22022 (-500)
35K → 23M
15:00 | 12:00/mi
24M
3:42:46
24.00 mi
Rank: #22161 (-139)
23M → 24M
10:37 | 10:37/mi
40K
3:53:44
24.85 mi
Rank: #22475 (-314)
24M → 40K
10:58 | 12:50/mi
25.2M
3:57:40
25.20 mi
Rank: #22499 (-24)
40K → 25.2M
3:56 | 11:25/mi
FINISH
4:10:44
26.22 mi
Rank: #22875 (-376)
25.2M → FINISH
13:04 | 12:50/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:50:54
Pace8:28 /mi
2nd Half
Distance13.11 mi
Time2:19:50
Pace10:40 /mi
📊Positive Split: 26.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:3226:098:2626:09
8:26
-
10K
6.21 mi11:25:0952:468:3026:37
8:35
+0:09
15K
9.32 mi11:51:011:18:388:2725:52
8:20
-0:15
20K
12.43 mi12:17:311:45:088:2826:30
8:32
+0:12
HALF
13.11 mi12:23:171:50:548:285:46
8:28
-0:04
25K
15.53 mi12:43:582:11:358:2920:41
8:32
+0:04
30K
18.64 mi13:14:362:42:138:4330:38
9:52
+1:20
20M
20.00 mi13:28:192:55:568:4813:43
10:06
+0:14
21M
21.00 mi13:41:153:08:529:0012:56
12:56
+2:50
35K
21.75 mi13:49:323:17:099:048:17
11:05
-1:51
23M
23.00 mi14:04:323:32:099:1415:00
12:00
+0:55
24M
24.00 mi14:15:093:42:469:1710:37
10:37
-1:23
40K
24.85 mi14:26:073:53:449:2510:58
12:50
+2:13
25.2M
25.20 mi14:30:033:57:409:263:56
11:25
-1:25
FINISH
26.22 mi14:43:074:10:449:3513:04
12:50
+1:25

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

8:20 /mi

Average Pace

9:34 /mi

Slowest Pace

12:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:11:35

52% of race

Time at Steady Pace

54:58

22% of race

Time at Slower Pace

1:04:11

26% of race

Average Pace: 9:34 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:58:3226:098:2626:09
8:26
#19631
10K
6.21 mi11:25:0952:468:3026:37
8:35
#20138
15K
9.32 mi11:51:011:18:388:2725:52
8:20
#19778
20K
12.43 mi12:17:311:45:088:2826:30
8:32
#19693
HALF
13.11 mi12:23:171:50:548:285:46
8:28
#19702
25K
15.53 mi12:43:582:11:358:2920:41
8:32
#19564
30K
18.64 mi13:14:362:42:138:4330:38
9:52
#20349
20M
20.00 mi13:28:192:55:568:4813:43
10:06
#20622
21M
21.00 mi13:41:153:08:529:0012:56
12:56
#21257
35K
21.75 mi13:49:323:17:099:048:17
11:05
#21522
23M
23.00 mi14:04:323:32:099:1415:00
12:00
#22022
24M
24.00 mi14:15:093:42:469:1710:37
10:37
#22161
40K
24.85 mi14:26:073:53:449:2510:58
12:50
#22475
25.2M
25.20 mi14:30:033:57:409:263:56
11:25
#22499
FINISH
26.22 mi14:43:074:10:449:3513:04
12:50
#22875
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi196317435743519148(Top 66%)7124(Top 57%)7124(Top 125%)
10K6.21 mi3.10 mi20138-5077682-2477682-24720730(Top 71%)7992(Top 64%)7992(Top 140%)
15K9.32 mi3.11 mi19778+3607491+1917491+19119148(Top 66%)7124(Top 57%)7124(Top 125%)
20K12.43 mi3.11 mi19693+857452+397452+3919487(Top 67%)7355(Top 58%)7355(Top 129%)
HALF13.11 mi0.68 mi19702-97457-57457-520085(Top 69%)7641(Top 61%)7641(Top 134%)
25K15.53 mi2.42 mi19564+1387389+687389+6818762(Top 65%)6993(Top 56%)6993(Top 122%)
30K18.64 mi3.11 mi20349-7857839-4507839-45022749(Top 78%)9152(Top 73%)9152(Top 160%)
20M20.00 mi1.36 mi20622-2737995-1567995-15622850(Top 79%)9288(Top 74%)9288(Top 162%)
21M21.00 mi1.00 mi21257-6358326-3318326-33126292(Top 91%)11162(Top 89%)11162(Top 195%)
35K21.75 mi0.75 mi21522-2658475-1498475-14925389(Top 87%)10716(Top 85%)10716(Top 187%)
23M23.00 mi1.25 mi22022-5008764-2898764-28926099(Top 90%)11122(Top 88%)11122(Top 195%)
24M24.00 mi1.00 mi22161-1398843-798843-7924330(Top 84%)10258(Top 82%)10258(Top 179%)
40K24.85 mi0.85 mi22475-3149028-1859028-18526890(Top 93%)11585(Top 92%)11585(Top 203%)
25.2M25.20 mi0.35 mi22499-249047-199047-1923327(Top 80%)9788(Top 78%)9788(Top 171%)
FINISH26.22 mi1.02 mi22875-3769236-1899236-18928114(Top 97%)12171(Top 97%)12171(Top 213%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21
+97ft-345ft

Overall

19148

Females

7124

F18-39

7124

5K→10K

3.1 - 6.2 mi

Top 71%
×5
+79ft-138ft

Overall

20730

Females

7992

F18-39

7992

10K→15K

6.2 - 9.3 mi

Top 66%
×3
+67ft-78ft

Overall

19148

Females

7124

F18-39

7124

15K→20K

9.3 - 12.4 mi

Top 67%
×5
+106ft-86ft

Overall

19487

Females

7355

F18-39

7355

20K→HALF

12.4 - 13.1 mi

Top 69%
×2
+19ft-37ft

Overall

20085

Females

7641

F18-39

7641

HALF→25K

13.1 - 15.5 mi

Top 65%
×4
+66ft-88ft

Overall

18762

Females

6993

F18-39

6993

25K→30K

15.5 - 18.6 mi

Top 78%
×9
+181ft-148ft

Overall

22749

Females

9152

F18-39

9152

30K→20M

18.6 - 20.0 mi

Top 79%
×5
+64ft-50ft

Overall

22850

Females

9288

F18-39

9288

20M→21M

20.0 - 21.0 mi

Top 91%
×8
+106ft-24ft

Overall

26292

Females

11162

F18-39

11162

21M→35K

21.0 - 21.8 mi

Top 87%
×7
+17ft-86ft

Overall

25389

Females

10716

F18-39

10716

35K→23M

21.8 - 23.0 mi

Top 90%
×5
+23ft-63ft

Overall

26099

Females

11122

F18-39

11122

23M→24M

23.0 - 24.0 mi

Top 84%
×6
+12ft-82ft

Overall

24330

Females

10258

F18-39

10258

24M→40K

24.0 - 24.9 mi

Top 93%
×1
+6ft-20ft

Overall

26890

Females

11585

F18-39

11585

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1
+13ft-16ft

Overall

23327

Females

9788

F18-39

9788

25.2M→FINISH

25.2 - 26.2 mi

Top 97%
×2
+22ft-21ft

Overall

28114

Females

12171

F18-39

12171

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1089
Passed By
4333
Net Change
-3244
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19631
5K → 10K99606-507#19631#20138
10K → 15K40747+360#20138#19778
15K → 20K206121+85#19778#19693
20K → HALF2231-9#19693#19702
HALF → 25K19052+138#19702#19564
25K → 30K59844-785#19564#20349
30K → 20M37310-273#20349#20622
20M → 21M8643-635#20622#21257
21M → 35K11276-265#21257#21522
35K → 23M8508-500#21522#22022
23M → 24M22161-139#22022#22161
24M → 40K8322-314#22161#22475
40K → 25.2M1034-24#22475#22499
25.2M → FINISH2378-376#22499#22875
TOTALS10894333-3244
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing