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BOSTON MARATHON 2024

Brenna Gray

Bib: 10244•F

IA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 19%
Gender (Female)
#0 / 10924
Top 5%
Division (F18-39)
#0 / 4660
Top 10%
Race Day Weather
55°/45°F
scattered 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
7:13/mi
22:24
↑ 97↓ 3451.5%
10K· 6.21 mi
7:08/mi
44:35
↑ 79↓ 1380.4%
15K· 9.32 mi
7:05/mi
1:06:35
↑ 67↓ 78
20K· 12.43 mi
7:05/mi
1:28:35
↑ 106↓ 860.1%
Half· 13.11 mi
6:58/mi
1:33:20
↑ 19↓ 370.5%
25K· 15.53 mi
7:03/mi
1:50:26
↑ 66↓ 880.2%
30K· 18.64 mi
7:18/mi
2:13:07
↑ 181↓ 1480.2%
20M
7:30/mi
2:23:19
↑ 64↓ 500.2%
21M
8:04/mi
2:31:23
↑ 106↓ 241.6%
35K· 21.75 mi
7:20/mi
2:36:52
↑ 17↓ 861.7%
23M
7:38/mi
2:46:26
↑ 23↓ 630.6%
24M
7:39/mi
2:54:05
↓ 821.3%
40K· 24.85 mi
7:41/mi
3:00:39
↓ 200.3%
25.2M
8:10/mi
3:03:28
↑ 13↓ 160.2%
Finish· 26.22 mi
7:16/mi
3:10:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:20
Pace7:07 /mi
2nd Half
Distance13.11 mi
Time1:37:32
Pace7:26 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:2522:247:1322:24
7:13
-
10K
6.21 mi11:11:3644:357:1022:11
7:08
-0:05
15K
9.32 mi11:33:361:06:357:0922:00
7:05
-0:03
20K
12.43 mi11:55:361:28:357:0822:00
7:05
0:00
Half
13.11 mi12:00:211:33:207:074:45
6:58
-0:07
25K
15.53 mi12:17:271:50:267:0717:06
7:03
+0:05
30K
18.64 mi12:40:082:13:077:0822:41
7:18
+0:15
20M
20.00 mi12:50:202:23:197:1010:12
7:30
+0:12
21M
21.00 mi12:58:242:31:237:138:04
8:04
+0:34
35K
21.75 mi13:03:532:36:527:135:29
7:20
-0:44
23M
23.00 mi13:13:272:46:267:149:34
7:38
+0:18
24M
24.00 mi13:21:062:54:057:157:39
7:39
+0:01
40K
24.85 mi13:27:403:00:397:166:34
7:41
+0:02
25.2M
25.20 mi13:30:293:03:287:172:49
8:10
+0:29
Finish
26.22 mi13:37:533:10:527:177:24
7:16
-0:54

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

6:58 /mi

Average Pace

7:17 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:25

91% of race

Time at Steady Pace

17:27

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:17 /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 mi10:49:2522:247:1322:24
7:13
#8510
10K
6.21 mi11:11:3644:357:1022:11
7:08
#7966
15K
9.32 mi11:33:361:06:357:0922:00
7:05
#7496
20K
12.43 mi11:55:361:28:357:0822:00
7:05
#6957
Half
13.11 mi12:00:211:33:207:074:45
6:58
#6884
25K
15.53 mi12:17:271:50:267:0717:06
7:03
#6395
30K
18.64 mi12:40:082:13:077:0822:41
7:18
#5801
20M
20.00 mi12:50:202:23:197:1010:12
7:30
#5614
21M
21.00 mi12:58:242:31:237:138:04
8:04
#5449
35K
21.75 mi13:03:532:36:527:135:29
7:20
#5336
23M
23.00 mi13:13:272:46:267:149:34
7:38
#5150
24M
24.00 mi13:21:062:54:057:157:39
7:39
#5061
40K
24.85 mi13:27:403:00:397:166:34
7:41
#4943
25.2M
25.20 mi13:30:293:03:287:172:49
8:10
#4880
Finish
26.22 mi13:37:533:10:527:177:24
7:16
#4798
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8510138113816705(Top 26%)822(Top 8%)822(Top 18%)
10K6.21 mi3.10 mi7966+5441185+1961185+1967540(Top 30%)1048(Top 10%)1048(Top 22%)
15K9.32 mi3.11 mi7496+4701030+1551030+1556705(Top 26%)822(Top 8%)822(Top 18%)
20K12.43 mi3.11 mi6957+539886+144886+1445699(Top 22%)588(Top 5%)588(Top 13%)
Half13.11 mi0.68 mi6884+73854+32854+325583(Top 22%)555(Top 5%)555(Top 12%)
25K15.53 mi2.42 mi6395+489748+106748+1064604(Top 18%)409(Top 4%)409(Top 9%)
30K18.64 mi3.11 mi5801+594647+101647+1014226(Top 17%)425(Top 4%)425(Top 9%)
20M20.00 mi1.36 mi5614+187621+26621+264357(Top 17%)534(Top 5%)534(Top 11%)
21M21.00 mi1.00 mi5449+165600+21600+214435(Top 17%)684(Top 6%)684(Top 15%)
35K21.75 mi0.75 mi5336+113588+12588+124307(Top 17%)621(Top 6%)621(Top 13%)
23M23.00 mi1.25 mi5150+186570+18570+184166(Top 16%)668(Top 6%)668(Top 14%)
24M24.00 mi1.00 mi5061+89572-2572-24794(Top 19%)987(Top 9%)987(Top 21%)
40K24.85 mi0.85 mi4943+118569+3569+34272(Top 17%)888(Top 8%)888(Top 19%)
25.2M25.20 mi0.35 mi4880+63565+4565+43315(Top 13%)565(Top 5%)565(Top 12%)
Finish26.22 mi1.02 mi4798+82567-2567-24328(Top 17%)905(Top 8%)905(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21story building
+97ft-345ft

Overall

6705

Females

822

F18-39

822

5K→10K

3.1 - 6.2 mi

Top 30%
×5story building
+79ft-138ft

Overall

7540

Females

1048

F18-39

1048

10K→15K

6.2 - 9.3 mi

Top 26%
×3story building
+67ft-78ft

Overall

6705

Females

822

F18-39

822

15K→20K

9.3 - 12.4 mi

Top 22%
×5story building
+106ft-86ft

Overall

5699

Females

588

F18-39

588

20K→Half

12.4 - 13.1 mi

Top 22%
×2story building
+19ft-37ft

Overall

5583

Females

555

F18-39

555

Half→25K

13.1 - 15.5 mi

Top 18%
×4story building
+66ft-88ft

Overall

4604

Females

409

F18-39

409

25K→30K

15.5 - 18.6 mi

Top 17%
×9story building
+181ft-148ft

Overall

4226

Females

425

F18-39

425

30K→20M

18.6 - 20.0 mi

Top 17%
×5story building
+64ft-50ft

Overall

4357

Females

534

F18-39

534

20M→21M

20.0 - 21.0 mi

Top 17%
×8story building
+106ft-24ft

Overall

4435

Females

684

F18-39

684

21M→35K

21.0 - 21.8 mi

Top 17%
×7story building
+17ft-86ft

Overall

4307

Females

621

F18-39

621

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4166

Females

668

F18-39

668

23M→24M

23.0 - 24.0 mi

Top 19%
×6story building
+12ft-82ft

Overall

4794

Females

987

F18-39

987

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4272

Females

888

F18-39

888

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3315

Females

565

F18-39

565

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2story building
+22ft-21ft

Overall

4328

Females

905

F18-39

905

Passing Analysis

Category:
Athletes Passed
3924
Passed By
212
Net Change
+3712
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8510
5K → 10K58743+544#8510#7966
10K → 15K48212+470#7966#7496
15K → 20K5434+539#7496#6957
20K → Half752+73#6957#6884
Half → 25K4901+489#6884#6395
25K → 30K60713+594#6395#5801
30K → 20M20316+187#5801#5614
20M → 21M18520+165#5614#5449
21M → 35K12411+113#5449#5336
35K → 23M20822+186#5336#5150
23M → 24M11223+89#5150#5061
24M → 40K13719+118#5061#4943
40K → 25.2M663+63#4943#4880
25.2M → Finish10523+82#4880#4798
TOTALS3924212+3712
📊

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