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BOSTON MARATHON 2024

Regina O'Brien

IL

Bib: 13917 F

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 44%
Gender (Female)
#0 / 10924
Top 31%
Division (F18-39)
#0 / 4660
Top 48%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:58/mi
24:44
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:54/mi
49:16
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:54/mi
1:13:48
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:00/mi
1:38:39
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:58/mi
1:44:05
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:18/mi
2:04:13
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:54/mi
2:31:52
↑ 181↓ 1480.2%
138 ft elev
20M
8:21/mi
2:43:13
↑ 64↓ 500.2%
148 ft elev
21M
9:46/mi
2:52:59
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:31/mi
2:59:21
↑ 17↓ 861.7%
156 ft elev
23M
8:27/mi
3:09:56
↑ 23↓ 630.6%
116 ft elev
24M
8:28/mi
3:18:24
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:36/mi
3:25:45
↓ 200.3%
20 ft elev
25.2M
9:34/mi
3:29:03
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:05/mi
3:37:17
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:05
Pace7:56 /mi
2nd Half
Distance13.11 mi
Time1:53:12
Pace8:38 /mi
📊Positive Split: 8.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:2724:447:5824:44
7:58
-
10K
6.21 mi11:22:5949:167:5624:32
7:54
-0:04
15K
9.32 mi11:47:311:13:487:5524:32
7:54
0:00
20K
12.43 mi12:12:221:38:397:5624:51
8:00
+0:06
Half
13.11 mi12:17:481:44:057:565:26
7:58
-0:02
25K
15.53 mi12:37:562:04:138:0020:08
8:18
+0:20
30K
18.64 mi13:05:352:31:528:0927:39
8:54
+0:36
20M
20.00 mi13:16:562:43:138:1011:21
8:21
-0:33
21M
21.00 mi13:26:422:52:598:149:46
9:46
+1:25
35K
21.75 mi13:33:042:59:218:156:22
8:31
-1:15
23M
23.00 mi13:43:393:09:568:1510:35
8:27
-0:04
24M
24.00 mi13:52:073:18:248:168:28
8:28
+0:01
40K
24.85 mi13:59:283:25:458:177:21
8:36
+0:08
25.2M
25.20 mi14:02:463:29:038:183:18
9:34
+0:58
Finish
26.22 mi14:11:003:37:178:188:14
8:05
-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

7:54 /mi

Average Pace

8:18 /mi

Slowest Pace

9:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:05

48% of race

Time at Steady Pace

1:12:29

33% of race

Time at Slower Pace

40:43

19% of race

Average Pace: 8:17 /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 mi10:58:2724:447:5824:44
7:58
#14361
10K
6.21 mi11:22:5949:167:5624:32
7:54
#13882
15K
9.32 mi11:47:311:13:487:5524:32
7:54
#13441
20K
12.43 mi12:12:221:38:397:5624:51
8:00
#12923
Half
13.11 mi12:17:481:44:057:565:26
7:58
#12889
25K
15.53 mi12:37:562:04:138:0020:08
8:18
#12681
30K
18.64 mi13:05:352:31:528:0927:39
8:54
#12643
20M
20.00 mi13:16:562:43:138:1011:21
8:21
#12284
21M
21.00 mi13:26:422:52:598:149:46
9:46
#12224
35K
21.75 mi13:33:042:59:218:156:22
8:31
#12141
23M
23.00 mi13:43:393:09:568:1510:35
8:27
#11857
24M
24.00 mi13:52:073:18:248:168:28
8:28
#11691
40K
24.85 mi13:59:283:25:458:177:21
8:36
#11507
25.2M
25.20 mi14:02:463:29:038:183:18
9:34
#11439
Finish
26.22 mi14:11:003:37:178:188:14
8:05
#11299
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi143614535453512666(Top 50%)3607(Top 33%)3607(Top 77%)
10K6.21 mi3.10 mi13882+4794269+2664269+26613413(Top 52%)3996(Top 37%)3996(Top 86%)
15K9.32 mi3.11 mi13441+4414013+2564013+25612666(Top 50%)3607(Top 33%)3607(Top 77%)
20K12.43 mi3.11 mi12923+5183728+2853728+28511816(Top 46%)3222(Top 29%)3222(Top 69%)
Half13.11 mi0.68 mi12889+343719+93719+912532(Top 49%)3609(Top 33%)3609(Top 77%)
25K15.53 mi2.42 mi12681+2083636+833636+8312010(Top 47%)3520(Top 32%)3520(Top 76%)
30K18.64 mi3.11 mi12643+383699-633699-6312751(Top 50%)4141(Top 38%)4141(Top 89%)
20M20.00 mi1.36 mi12284+3593559+1403559+1408700(Top 34%)2333(Top 21%)2333(Top 50%)
21M21.00 mi1.00 mi12224+603595-363595-3611991(Top 47%)4253(Top 39%)4253(Top 91%)
35K21.75 mi0.75 mi12141+833588+73588+710826(Top 42%)3655(Top 33%)3655(Top 78%)
23M23.00 mi1.25 mi11857+2843494+943494+948233(Top 32%)2500(Top 23%)2500(Top 54%)
24M24.00 mi1.00 mi11691+1663456+383456+389286(Top 36%)3082(Top 28%)3082(Top 66%)
40K24.85 mi0.85 mi11507+1843396+603396+608877(Top 35%)3021(Top 28%)3021(Top 65%)
25.2M25.20 mi0.35 mi11439+683384+123384+129075(Top 36%)3193(Top 29%)3193(Top 69%)
Finish26.22 mi1.02 mi11299+1403358+263358+269065(Top 35%)3096(Top 28%)3096(Top 66%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

12666

Females

3607

F18-39

3607

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

13413

Females

3996

F18-39

3996

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

12666

Females

3607

F18-39

3607

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

11816

Females

3222

F18-39

3222

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

12532

Females

3609

F18-39

3609

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

12010

Females

3520

F18-39

3520

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

12751

Females

4141

F18-39

4141

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

8700

Females

2333

F18-39

2333

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

11991

Females

4253

F18-39

4253

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

10826

Females

3655

F18-39

3655

35K→23M

21.8 - 23.0 mi

Top 32%
×5story building
+23ft-63ft

Overall

8233

Females

2500

F18-39

2500

23M→24M

23.0 - 24.0 mi

Top 36%
×6story building
+12ft-82ft

Overall

9286

Females

3082

F18-39

3082

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

8877

Females

3021

F18-39

3021

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9075

Females

3193

F18-39

3193

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

9065

Females

3096

F18-39

3096

Passing Analysis

Category:
Athletes Passed
3922
Passed By
860
Net Change
+3062
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14361
5K → 10K591112+479#14361#13882
10K → 15K48443+441#13882#13441
15K → 20K56345+518#13441#12923
20K → Half6632+34#12923#12889
Half → 25K332124+208#12889#12681
25K → 30K316278+38#12681#12643
30K → 20M3623+359#12643#12284
20M → 21M161101+60#12284#12224
21M → 35K11734+83#12224#12141
35K → 23M29410+284#12141#11857
23M → 24M19428+166#11857#11691
24M → 40K20016+184#11691#11507
40K → 25.2M779+68#11507#11439
25.2M → Finish16525+140#11439#11299
TOTALS3922860+3062
📊

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