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BOSTON MARATHON 2024

Karen Dolliver

Bib: 20257•F

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 50%
Division (F55-59)
#0 / 876
Top 31%
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
7:53/mi
24:28
↑ 97↓ 3451.5%
10K· 6.21 mi
8:01/mi
49:23
↑ 79↓ 1380.4%
15K· 9.32 mi
8:11/mi
1:14:49
↑ 67↓ 78
20K· 12.43 mi
8:26/mi
1:41:01
↑ 106↓ 860.1%
Half· 13.11 mi
8:15/mi
1:46:39
↑ 19↓ 370.5%
25K· 15.53 mi
8:45/mi
2:07:52
↑ 66↓ 880.2%
30K· 18.64 mi
9:49/mi
2:38:23
↑ 181↓ 1480.2%
20M
10:00/mi
2:51:58
↑ 64↓ 500.2%
21M
12:56/mi
3:04:54
↑ 106↓ 241.6%
35K· 21.75 mi
9:23/mi
3:11:55
↑ 17↓ 861.7%
23M
11:08/mi
3:25:51
↑ 23↓ 630.6%
24M
12:14/mi
3:38:05
↓ 821.3%
40K· 24.85 mi
10:42/mi
3:47:14
↓ 200.3%
25.2M
11:45/mi
3:51:17
↑ 13↓ 160.2%
Finish· 26.22 mi
10:05/mi
4:01:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:39
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time2:14:55
Pace10:18 /mi
📊Positive Split: 26.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:0924:287:5324:28
7:53
-
10K
6.21 mi11:45:0449:237:5724:55
8:01
+0:08
15K
9.32 mi12:10:301:14:498:0225:26
8:11
+0:10
20K
12.43 mi12:36:421:41:018:0826:12
8:26
+0:15
Half
13.11 mi12:42:201:46:398:085:38
8:15
-0:11
25K
15.53 mi13:03:332:07:528:1421:13
8:45
+0:30
30K
18.64 mi13:34:042:38:238:3030:31
9:49
+1:04
20M
20.00 mi13:47:392:51:588:3613:35
10:00
+0:11
21M
21.00 mi14:00:353:04:548:4812:56
12:56
+2:56
35K
21.75 mi14:07:363:11:558:497:01
9:23
-3:33
23M
23.00 mi14:21:323:25:518:5713:56
11:08
+1:45
24M
24.00 mi14:33:463:38:059:0512:14
12:14
+1:06
40K
24.85 mi14:42:553:47:149:099:09
10:42
-1:32
25.2M
25.20 mi14:46:583:51:179:114:03
11:45
+1:03
Finish
26.22 mi14:57:154:01:349:1310:17
10:05
-1:40

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

7:53 /mi

Average Pace

9:13 /mi

Slowest Pace

12:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:52

53% of race

Time at Steady Pace

1:01:24

25% of race

Time at Slower Pace

52:18

22% of race

Average Pace: 9:13 /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 mi11:20:0924:287:5324:28
7:53
#13705
10K
6.21 mi11:45:0449:237:5724:55
8:01
#14044
15K
9.32 mi12:10:301:14:498:0225:26
8:11
#14245
20K
12.43 mi12:36:421:41:018:0826:12
8:26
#14254
Half
13.11 mi12:42:201:46:398:085:38
8:15
#14255
25K
15.53 mi13:03:332:07:528:1421:13
8:45
#14236
30K
18.64 mi13:34:042:38:238:3030:31
9:49
#14797
20M
20.00 mi13:47:392:51:588:3613:35
10:00
#14979
21M
21.00 mi14:00:353:04:548:4812:56
12:56
#15564
35K
21.75 mi14:07:363:11:558:497:01
9:23
#15553
23M
23.00 mi14:21:323:25:518:5713:56
11:08
#15878
24M
24.00 mi14:33:463:38:059:0512:14
12:14
#16329
40K
24.85 mi14:42:553:47:149:099:09
10:42
#16356
25.2M
25.20 mi14:46:583:51:179:114:03
11:45
#16378
Finish
26.22 mi14:57:154:01:349:1310:17
10:05
#16459
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi137054124412414661(Top 57%)4764(Top 44%)4764(Top 544%)
10K6.21 mi3.10 mi14044-3394365-2414365-24114371(Top 56%)4557(Top 42%)4557(Top 520%)
15K9.32 mi3.11 mi14245-2014484-1194484-11914661(Top 57%)4764(Top 44%)4764(Top 544%)
20K12.43 mi3.11 mi14254-94515-314515-3114458(Top 57%)4700(Top 43%)4700(Top 537%)
Half13.11 mi0.68 mi14255-14522-74522-714428(Top 56%)4727(Top 43%)4727(Top 540%)
25K15.53 mi2.42 mi14236+194535-134535-1314345(Top 56%)4804(Top 44%)4804(Top 548%)
30K18.64 mi3.11 mi14797-5614954-4194954-41916718(Top 65%)6353(Top 58%)6353(Top 725%)
20M20.00 mi1.36 mi14979-1825115-1615115-16116470(Top 64%)6443(Top 59%)6443(Top 736%)
21M21.00 mi1.00 mi15564-5855501-3865501-38620615(Top 81%)8623(Top 79%)8623(Top 984%)
35K21.75 mi0.75 mi15553+115522-215522-2115058(Top 59%)5872(Top 54%)5872(Top 670%)
23M23.00 mi1.25 mi15878-3255744-2225744-22218783(Top 74%)7781(Top 71%)7781(Top 888%)
24M24.00 mi1.00 mi16329-4516025-2816025-28121892(Top 86%)9381(Top 86%)9381(Top 1071%)
40K24.85 mi0.85 mi16356-276070-456070-4517296(Top 68%)7174(Top 66%)7174(Top 819%)
25.2M25.20 mi0.35 mi16378-226093-236093-2316716(Top 65%)6886(Top 63%)6886(Top 786%)
Finish26.22 mi1.02 mi16459-816175-826175-8218736(Top 73%)7841(Top 72%)7841(Top 895%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21story building
+97ft-345ft

Overall

14661

Females

4764

F55-59

4764

5K→10K

3.1 - 6.2 mi

Top 56%
×5story building
+79ft-138ft

Overall

14371

Females

4557

F55-59

4557

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+67ft-78ft

Overall

14661

Females

4764

F55-59

4764

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

14458

Females

4700

F55-59

4700

20K→Half

12.4 - 13.1 mi

Top 56%
×2story building
+19ft-37ft

Overall

14428

Females

4727

F55-59

4727

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

14345

Females

4804

F55-59

4804

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

16718

Females

6353

F55-59

6353

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

16470

Females

6443

F55-59

6443

20M→21M

20.0 - 21.0 mi

Top 81%
×8story building
+106ft-24ft

Overall

20615

Females

8623

F55-59

8623

21M→35K

21.0 - 21.8 mi

Top 59%
×7story building
+17ft-86ft

Overall

15058

Females

5872

F55-59

5872

35K→23M

21.8 - 23.0 mi

Top 74%
×5story building
+23ft-63ft

Overall

18783

Females

7781

F55-59

7781

23M→24M

23.0 - 24.0 mi

Top 86%
×6story building
+12ft-82ft

Overall

21892

Females

9381

F55-59

9381

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

17296

Females

7174

F55-59

7174

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

16716

Females

6886

F55-59

6886

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

18736

Females

7841

F55-59

7841

Passing Analysis

Category:
Athletes Passed
1383
Passed By
4137
Net Change
-2754
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13705
5K → 10K179518-339#13705#14044
10K → 15K159360-201#14044#14245
15K → 20K249258-9#14245#14254
20K → Half4344-1#14254#14255
Half → 25K226207+19#14255#14236
25K → 30K125686-561#14236#14797
30K → 20M72254-182#14797#14979
20M → 21M23608-585#14979#15564
21M → 35K7665+11#15564#15553
35K → 23M51376-325#15553#15878
23M → 24M17468-451#15878#16329
24M → 40K83110-27#16329#16356
40K → 25.2M3052-22#16356#16378
25.2M → Finish50131-81#16378#16459
TOTALS13834137-2754
📊

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