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BOSTON MARATHON 2024

Jamie O'Brien

Bib: 9001•F

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 43%
Gender (Female)
#0 / 10924
Top 29%
Masters (Masters Women)
#0 / 6263
Top 17%
Division (F40-44)
#0 / 1613
Top 32%
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
7:03/mi
21:53
↑ 97↓ 3451.5%
10K· 6.21 mi
7:19/mi
44:36
↑ 79↓ 1380.4%
15K· 9.32 mi
8:02/mi
1:09:33
↑ 67↓ 78
20K· 12.43 mi
7:41/mi
1:33:26
↑ 106↓ 860.1%
Half· 13.11 mi
7:48/mi
1:38:45
↑ 19↓ 370.5%
25K· 15.53 mi
9:42/mi
2:02:16
↑ 66↓ 880.2%
30K· 18.64 mi
8:52/mi
2:29:49
↑ 181↓ 1480.2%
20M
8:59/mi
2:42:02
↑ 64↓ 500.2%
21M
9:49/mi
2:51:51
↑ 106↓ 241.6%
35K· 21.75 mi
8:24/mi
2:58:08
↑ 17↓ 861.7%
23M
8:48/mi
3:09:09
↑ 23↓ 630.6%
24M
8:15/mi
3:17:24
↓ 821.3%
40K· 24.85 mi
8:40/mi
3:24:49
↓ 200.3%
25.2M
9:14/mi
3:28:00
↑ 13↓ 160.2%
Finish· 26.22 mi
7:33/mi
3:35:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:45
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:56:57
Pace8:55 /mi
📊Positive Split: 18.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:4421:537:0321:53
7:03
-
10K
6.21 mi11:10:2744:367:1122:43
7:19
+0:16
15K
9.32 mi11:35:241:09:337:2824:57
8:02
+0:43
20K
12.43 mi11:59:171:33:267:3123:53
7:41
-0:21
Half
13.11 mi12:04:361:38:457:325:19
7:48
+0:07
25K
15.53 mi12:28:072:02:167:5223:31
9:42
+1:54
30K
18.64 mi12:55:402:29:498:0227:33
8:52
-0:50
20M
20.00 mi13:07:532:42:028:0612:13
8:59
+0:07
21M
21.00 mi13:17:422:51:518:119:49
9:49
+0:50
35K
21.75 mi13:23:592:58:088:116:17
8:24
-1:25
23M
23.00 mi13:35:003:09:098:1311:01
8:48
+0:24
24M
24.00 mi13:43:153:17:248:148:15
8:15
-0:33
40K
24.85 mi13:50:403:24:498:147:25
8:40
+0:25
25.2M
25.20 mi13:53:513:28:008:153:11
9:14
+0:34
Finish
26.22 mi14:01:333:35:428:147:42
7:33
-1:41

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

7:03 /mi

Average Pace

8:14 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:21:30

38% of race

Time at Steady Pace

57:55

27% of race

Time at Slower Pace

1:16:17

35% of race

Average Pace: 8:14 /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 mi10:47:4421:537:0321:53
7:03
#7320
10K
6.21 mi11:10:2744:367:1122:43
7:19
#8000
15K
9.32 mi11:35:241:09:337:2824:57
8:02
#9852
20K
12.43 mi11:59:171:33:267:3123:53
7:41
#9770
Half
13.11 mi12:04:361:38:457:325:19
7:48
#9840
25K
15.53 mi12:28:072:02:167:5223:31
9:42
#11768
30K
18.64 mi12:55:402:29:498:0227:33
8:52
#11910
20M
20.00 mi13:07:532:42:028:0612:13
8:59
#11898
21M
21.00 mi13:17:422:51:518:119:49
9:49
#11879
35K
21.75 mi13:23:592:58:088:116:17
8:24
#11803
23M
23.00 mi13:35:003:09:098:1311:01
8:48
#11623
24M
24.00 mi13:43:153:17:248:148:15
8:15
#11410
40K
24.85 mi13:50:403:24:498:147:25
8:40
#11268
25.2M
25.20 mi13:53:513:28:008:153:11
9:14
#11176
Finish
26.22 mi14:01:333:35:428:147:42
7:33
#10929
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi732093393313666(Top 53%)4162(Top 38%)4162(Top 258%)
10K6.21 mi3.10 mi8000-6801202-2691202-2698783(Top 34%)1545(Top 14%)1545(Top 96%)
15K9.32 mi3.11 mi9852-18522016-8142016-81413666(Top 53%)4162(Top 38%)4162(Top 258%)
20K12.43 mi3.11 mi9770+822031-152031-159679(Top 38%)2166(Top 20%)2166(Top 134%)
Half13.11 mi0.68 mi9840-702074-432074-4311349(Top 44%)2994(Top 27%)2994(Top 186%)
25K15.53 mi2.42 mi11768-19283135-10613135-106118201(Top 71%)6939(Top 64%)6939(Top 430%)
30K18.64 mi3.11 mi11910-1423297-1623297-16212560(Top 49%)4034(Top 37%)4034(Top 250%)
20M20.00 mi1.36 mi11898+123347-503347-5012084(Top 47%)4065(Top 37%)4065(Top 252%)
21M21.00 mi1.00 mi11879+193398-513398-5112209(Top 48%)4362(Top 40%)4362(Top 270%)
35K21.75 mi0.75 mi11803+763388+103388+1010164(Top 40%)3315(Top 30%)3315(Top 206%)
23M23.00 mi1.25 mi11623+1803369+193369+1910097(Top 40%)3446(Top 32%)3446(Top 214%)
24M24.00 mi1.00 mi11410+2133314+553314+558068(Top 32%)2524(Top 23%)2524(Top 156%)
40K24.85 mi0.85 mi11268+1423267+473267+479282(Top 36%)3229(Top 30%)3229(Top 200%)
25.2M25.20 mi0.35 mi11176+923246+213246+217688(Top 30%)2527(Top 23%)2527(Top 157%)
Finish26.22 mi1.02 mi10929+2473159+873159+875972(Top 23%)1653(Top 15%)1653(Top 102%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

13666

Females

4162

F40-44

4162

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

8783

Females

1545

F40-44

1545

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

13666

Females

4162

F40-44

4162

15K→20K

9.3 - 12.4 mi

Top 38%
×5story building
+106ft-86ft

Overall

9679

Females

2166

F40-44

2166

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

11349

Females

2994

F40-44

2994

Half→25K

13.1 - 15.5 mi

Top 71%
×4story building
+66ft-88ft

Overall

18201

Females

6939

F40-44

6939

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

12560

Females

4034

F40-44

4034

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

12084

Females

4065

F40-44

4065

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

12209

Females

4362

F40-44

4362

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

10164

Females

3315

F40-44

3315

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

10097

Females

3446

F40-44

3446

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8068

Females

2524

F40-44

2524

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9282

Females

3229

F40-44

3229

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

7688

Females

2527

F40-44

2527

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

5972

Females

1653

F40-44

1653

Passing Analysis

Category:
Athletes Passed
1976
Passed By
5583
Net Change
-3609
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7320
5K → 10K45725-680#7320#8000
10K → 15K141866-1852#8000#9852
15K → 20K266184+82#9852#9770
20K → Half1585-70#9770#9840
Half → 25K171943-1928#9840#11768
25K → 30K242384-142#11768#11910
30K → 20M150138+12#11910#11898
20M → 21M151132+19#11898#11879
21M → 35K10428+76#11879#11803
35K → 23M23454+180#11803#11623
23M → 24M22613+213#11623#11410
24M → 40K16523+142#11410#11268
40K → 25.2M986+92#11268#11176
25.2M → Finish2492+247#11176#10929
TOTALS19765583-3609
📊

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