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BOSTON MARATHON 2024

Carolyn Olsen

Bib: 22496•F

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F55-59)
#0 / 876
Top 45%
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
8:30/mi
26:23
↑ 97↓ 3451.5%
10K· 6.21 mi
8:30/mi
52:46
↑ 79↓ 1380.4%
15K· 9.32 mi
8:45/mi
1:19:58
↑ 67↓ 78
20K· 12.43 mi
9:50/mi
1:50:31
↑ 106↓ 860.1%
Half· 13.11 mi
8:40/mi
1:56:26
↑ 19↓ 370.5%
25K· 15.53 mi
10:06/mi
2:20:55
↑ 66↓ 880.2%
30K· 18.64 mi
10:07/mi
2:52:21
↑ 181↓ 1480.2%
20M
9:38/mi
3:05:27
↑ 64↓ 500.2%
21M
11:48/mi
3:17:15
↑ 106↓ 241.6%
35K· 21.75 mi
9:55/mi
3:24:40
↑ 17↓ 861.7%
23M
10:53/mi
3:38:18
↑ 23↓ 630.6%
24M
10:22/mi
3:48:40
↓ 821.3%
40K· 24.85 mi
10:49/mi
3:57:55
↓ 200.3%
25.2M
12:19/mi
4:02:10
↑ 13↓ 160.2%
Finish· 26.22 mi
9:20/mi
4:11:41
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:26
Pace8:53 /mi
2nd Half
Distance13.11 mi
Time2:15:15
Pace10:19 /mi
📊Positive Split: 16.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:4426:238:3026:23
8:30
-
10K
6.21 mi11:51:0752:468:3026:23
8:30
0:00
15K
9.32 mi12:18:191:19:588:3527:12
8:45
+0:15
20K
12.43 mi12:48:521:50:318:5430:33
9:50
+1:05
Half
13.11 mi12:54:471:56:268:535:55
8:40
-1:10
25K
15.53 mi13:19:162:20:559:0424:29
10:06
+1:26
30K
18.64 mi13:50:422:52:219:1531:26
10:07
+0:01
20M
20.00 mi14:03:483:05:279:1613:06
9:38
-0:29
21M
21.00 mi14:15:363:17:159:2411:48
11:48
+2:10
35K
21.75 mi14:23:013:24:409:257:25
9:55
-1:53
23M
23.00 mi14:36:393:38:189:2913:38
10:53
+0:58
24M
24.00 mi14:47:013:48:409:3210:22
10:22
-0:31
40K
24.85 mi14:56:163:57:559:349:15
10:49
+0:27
25.2M
25.20 mi15:00:314:02:109:374:15
12:19
+1:30
Finish
26.22 mi15:10:024:11:419:369:31
9:20
-2:59

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

8:30 /mi

Average Pace

9:36 /mi

Slowest Pace

12:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:24

38% of race

Time at Steady Pace

1:57:21

47% of race

Time at Slower Pace

38:56

15% of race

Average Pace: 9:36 /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 mi11:24:4426:238:3026:23
8:30
#17742
10K
6.21 mi11:51:0752:468:3026:23
8:30
#17488
15K
9.32 mi12:18:191:19:588:3527:12
8:45
#17555
20K
12.43 mi12:48:521:50:318:5430:33
9:50
#18461
Half
13.11 mi12:54:471:56:268:535:55
8:40
#18365
25K
15.53 mi13:19:162:20:559:0424:29
10:06
#18623
30K
18.64 mi13:50:422:52:219:1531:26
10:07
#18446
20M
20.00 mi14:03:483:05:279:1613:06
9:38
#18191
21M
21.00 mi14:15:363:17:159:2411:48
11:48
#18224
35K
21.75 mi14:23:013:24:409:257:25
9:55
#18159
23M
23.00 mi14:36:393:38:189:2913:38
10:53
#18121
24M
24.00 mi14:47:013:48:409:3210:22
10:22
#18077
40K
24.85 mi14:56:163:57:559:349:15
10:49
#18052
25.2M
25.20 mi15:00:314:02:109:374:15
12:19
#18047
Finish
26.22 mi15:10:024:11:419:369:31
9:20
#17930
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi177426608660817763(Top 70%)6580(Top 60%)6580(Top 751%)
10K6.21 mi3.10 mi17488+2546444+1646444+16417238(Top 67%)6278(Top 57%)6278(Top 717%)
15K9.32 mi3.11 mi17555-676462-186462-1817763(Top 70%)6580(Top 60%)6580(Top 751%)
20K12.43 mi3.11 mi18461-9066993-5316993-53120136(Top 79%)7889(Top 72%)7889(Top 901%)
Half13.11 mi0.68 mi18365+966937+566937+5616744(Top 66%)6081(Top 56%)6081(Top 694%)
25K15.53 mi2.42 mi18623-2587103-1667103-16619374(Top 76%)7574(Top 69%)7574(Top 865%)
30K18.64 mi3.11 mi18446+1777075+287075+2817709(Top 69%)6887(Top 63%)6887(Top 786%)
20M20.00 mi1.36 mi18191+2556968+1076968+10715135(Top 59%)5754(Top 53%)5754(Top 657%)
21M21.00 mi1.00 mi18224-337003-357003-3518356(Top 72%)7506(Top 69%)7506(Top 857%)
35K21.75 mi0.75 mi18159+656986+176986+1716908(Top 66%)6809(Top 62%)6809(Top 777%)
23M23.00 mi1.25 mi18121+386992-66992-618119(Top 71%)7460(Top 68%)7460(Top 852%)
24M24.00 mi1.00 mi18077+446997-56997-517482(Top 68%)7196(Top 66%)7196(Top 821%)
40K24.85 mi0.85 mi18052+257009-127009-1217627(Top 69%)7332(Top 67%)7332(Top 837%)
25.2M25.20 mi0.35 mi18047+57021-127021-1218140(Top 71%)7591(Top 69%)7591(Top 867%)
Finish26.22 mi1.02 mi17930+1176986+356986+3515807(Top 62%)6423(Top 59%)6423(Top 733%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

17763

Females

6580

F55-59

6580

5K→10K

3.1 - 6.2 mi

Top 67%
×5story building
+79ft-138ft

Overall

17238

Females

6278

F55-59

6278

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

17763

Females

6580

F55-59

6580

15K→20K

9.3 - 12.4 mi

Top 79%
×5story building
+106ft-86ft

Overall

20136

Females

7889

F55-59

7889

20K→Half

12.4 - 13.1 mi

Top 66%
×2story building
+19ft-37ft

Overall

16744

Females

6081

F55-59

6081

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

19374

Females

7574

F55-59

7574

25K→30K

15.5 - 18.6 mi

Top 69%
×9story building
+181ft-148ft

Overall

17709

Females

6887

F55-59

6887

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

15135

Females

5754

F55-59

5754

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

18356

Females

7506

F55-59

7506

21M→35K

21.0 - 21.8 mi

Top 66%
×7story building
+17ft-86ft

Overall

16908

Females

6809

F55-59

6809

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

18119

Females

7460

F55-59

7460

23M→24M

23.0 - 24.0 mi

Top 68%
×6story building
+12ft-82ft

Overall

17482

Females

7196

F55-59

7196

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

17627

Females

7332

F55-59

7332

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18140

Females

7591

F55-59

7591

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2story building
+22ft-21ft

Overall

15807

Females

6423

F55-59

6423

Passing Analysis

Category:
Athletes Passed
2149
Passed By
2337
Net Change
-188
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17742
5K → 10K430176+254#17742#17488
10K → 15K226293-67#17488#17555
15K → 20K60966-906#17555#18461
20K → Half1004+96#18461#18365
Half → 25K134392-258#18365#18623
25K → 30K320143+177#18623#18446
30K → 20M2627+255#18446#18191
20M → 21M91124-33#18191#18224
21M → 35K9025+65#18224#18159
35K → 23M10567+38#18159#18121
23M → 24M9450+44#18121#18077
24M → 40K7449+25#18077#18052
40K → 25.2M3328+5#18052#18047
25.2M → Finish13013+117#18047#17930
TOTALS21492337-188
📊

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