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BOSTON MARATHON 2024

Sarah Olson

Bib: 21356•F

NH

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 48%
Masters (Masters Women)
#0 / 6263
Top 39%
Division (F50-54)
#0 / 1187
Top 33%
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
8:25/mi
26:09
↑ 97↓ 3451.5%
10K· 6.21 mi
8:27/mi
52:25
↑ 79↓ 1380.4%
15K· 9.32 mi
8:32/mi
1:18:56
↑ 67↓ 78
20K· 12.43 mi
9:00/mi
1:46:53
↑ 106↓ 860.1%
Half· 13.11 mi
9:18/mi
1:53:14
↑ 19↓ 370.5%
25K· 15.53 mi
9:18/mi
2:15:46
↑ 66↓ 880.2%
30K· 18.64 mi
9:11/mi
2:44:19
↑ 181↓ 1480.2%
20M
9:11/mi
2:56:48
↑ 64↓ 500.2%
21M
9:41/mi
3:06:29
↑ 106↓ 241.6%
35K· 21.75 mi
9:07/mi
3:13:18
↑ 17↓ 861.7%
23M
8:58/mi
3:24:31
↑ 23↓ 630.6%
24M
8:40/mi
3:33:11
↓ 821.3%
40K· 24.85 mi
9:02/mi
3:40:54
↓ 200.3%
25.2M
9:40/mi
3:44:14
↑ 13↓ 160.2%
Finish· 26.22 mi
8:24/mi
3:52:48
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:14
Pace8:38 /mi
2nd Half
Distance13.11 mi
Time1:59:34
Pace9:07 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:0426:098:2526:09
8:25
-
10K
6.21 mi11:49:2052:258:2626:16
8:27
+0:02
15K
9.32 mi12:15:511:18:568:2826:31
8:32
+0:05
20K
12.43 mi12:43:481:46:538:3627:57
9:00
+0:28
Half
13.11 mi12:50:091:53:148:386:21
9:18
+0:18
25K
15.53 mi13:12:412:15:468:4422:32
9:18
0:00
30K
18.64 mi13:41:142:44:198:4928:33
9:11
-0:07
20M
20.00 mi13:53:432:56:488:5012:29
9:11
0:00
21M
21.00 mi14:03:243:06:298:539:41
9:41
+0:30
35K
21.75 mi14:10:133:13:188:536:49
9:07
-0:34
23M
23.00 mi14:21:263:24:318:5411:13
8:58
-0:09
24M
24.00 mi14:30:063:33:118:538:40
8:40
-0:18
40K
24.85 mi14:37:493:40:548:537:43
9:02
+0:22
25.2M
25.20 mi14:41:093:44:148:543:20
9:40
+0:38
Finish
26.22 mi14:49:433:52:488:538:34
8:24
-1:16

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

8:24 /mi

Average Pace

8:53 /mi

Slowest Pace

9:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:10:54

82% of race

Time at Steady Pace

41:54

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:53 /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 mi11:23:0426:098:2526:09
8:25
#17316
10K
6.21 mi11:49:2052:258:2626:16
8:27
#17134
15K
9.32 mi12:15:511:18:568:2826:31
8:32
#16899
20K
12.43 mi12:43:481:46:538:3627:57
9:00
#16986
Half
13.11 mi12:50:091:53:148:386:21
9:18
#17111
25K
15.53 mi13:12:412:15:468:4422:32
9:18
#17054
30K
18.64 mi13:41:142:44:198:4928:33
9:11
#16468
20M
20.00 mi13:53:432:56:488:5012:29
9:11
#16218
21M
21.00 mi14:03:243:06:298:539:41
9:41
#15952
35K
21.75 mi14:10:133:13:188:536:49
9:07
#15888
23M
23.00 mi14:21:263:24:318:5411:13
8:58
#15581
24M
24.00 mi14:30:063:33:118:538:40
8:40
#15357
40K
24.85 mi14:37:493:40:548:537:43
9:02
#15162
25.2M
25.20 mi14:41:093:44:148:543:20
9:40
#15040
Finish
26.22 mi14:49:433:52:488:538:34
8:24
#14833
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi173166352635216596(Top 65%)5917(Top 54%)5917(Top 498%)
10K6.21 mi3.10 mi17134+1826230+1226230+12216996(Top 67%)6122(Top 56%)6122(Top 516%)
15K9.32 mi3.11 mi16899+2356083+1476083+14716596(Top 65%)5917(Top 54%)5917(Top 498%)
20K12.43 mi3.11 mi16986-876158-756158-7517312(Top 68%)6326(Top 58%)6326(Top 533%)
Half13.11 mi0.68 mi17111-1256244-866244-8619403(Top 76%)7559(Top 69%)7559(Top 637%)
25K15.53 mi2.42 mi17054+576230+146230+1416799(Top 66%)6155(Top 56%)6155(Top 519%)
30K18.64 mi3.11 mi16468+5865952+2785952+27814154(Top 55%)4947(Top 45%)4947(Top 417%)
20M20.00 mi1.36 mi16218+2505838+1145838+11413084(Top 51%)4624(Top 42%)4624(Top 390%)
21M21.00 mi1.00 mi15952+2665725+1135725+11311657(Top 46%)4098(Top 38%)4098(Top 345%)
35K21.75 mi0.75 mi15888+645710+155710+1513888(Top 54%)5267(Top 48%)5267(Top 444%)
23M23.00 mi1.25 mi15581+3075587+1235587+12310985(Top 43%)3896(Top 36%)3896(Top 328%)
24M24.00 mi1.00 mi15357+2245492+955492+9510434(Top 41%)3663(Top 34%)3663(Top 309%)
40K24.85 mi0.85 mi15162+1955421+715421+7111007(Top 43%)4071(Top 37%)4071(Top 343%)
25.2M25.20 mi0.35 mi15040+1225368+535368+539542(Top 37%)3445(Top 32%)3445(Top 290%)
Finish26.22 mi1.02 mi14833+2075282+865282+8611032(Top 43%)4010(Top 37%)4010(Top 338%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21story building
+97ft-345ft

Overall

16596

Females

5917

F50-54

5917

5K→10K

3.1 - 6.2 mi

Top 67%
×5story building
+79ft-138ft

Overall

16996

Females

6122

F50-54

6122

10K→15K

6.2 - 9.3 mi

Top 65%
×3story building
+67ft-78ft

Overall

16596

Females

5917

F50-54

5917

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

17312

Females

6326

F50-54

6326

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

19403

Females

7559

F50-54

7559

Half→25K

13.1 - 15.5 mi

Top 66%
×4story building
+66ft-88ft

Overall

16799

Females

6155

F50-54

6155

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

14154

Females

4947

F50-54

4947

30K→20M

18.6 - 20.0 mi

Top 51%
×5story building
+64ft-50ft

Overall

13084

Females

4624

F50-54

4624

20M→21M

20.0 - 21.0 mi

Top 46%
×8story building
+106ft-24ft

Overall

11657

Females

4098

F50-54

4098

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

13888

Females

5267

F50-54

5267

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

10985

Females

3896

F50-54

3896

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

10434

Females

3663

F50-54

3663

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11007

Females

4071

F50-54

4071

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9542

Females

3445

F50-54

3445

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2story building
+22ft-21ft

Overall

11032

Females

4010

F50-54

4010

Passing Analysis

Category:
Athletes Passed
3533
Passed By
1050
Net Change
+2483
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17316
5K → 10K372190+182#17316#17134
10K → 15K352117+235#17134#16899
15K → 20K242329-87#16899#16986
20K → Half18143-125#16986#17111
Half → 25K219162+57#17111#17054
25K → 30K61226+586#17054#16468
30K → 20M26212+250#16468#16218
20M → 21M27812+266#16218#15952
21M → 35K9127+64#15952#15888
35K → 23M31710+307#15888#15581
23M → 24M2306+224#15581#15357
24M → 40K20510+195#15357#15162
40K → 25.2M1242+122#15162#15040
25.2M → Finish2114+207#15040#14833
TOTALS35331050+2483
📊

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