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BOSTON MARATHON 2024

Jean Dallenbach

Bib: 23221•F

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F60-64)
#0 / 549
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
10:04/mi
31:16
↑ 97↓ 3451.5%
10K· 6.21 mi
10:25/mi
1:03:39
↑ 79↓ 1380.4%
15K· 9.32 mi
11:34/mi
1:39:35
↑ 67↓ 78
20K· 12.43 mi
12:52/mi
2:19:34
↑ 106↓ 860.1%
Half· 13.11 mi
12:04/mi
2:27:48
↑ 19↓ 370.5%
25K· 15.53 mi
13:46/mi
3:01:10
↑ 66↓ 880.2%
30K· 18.64 mi
13:20/mi
3:42:35
↑ 181↓ 1480.2%
20M
13:40/mi
4:01:09
↑ 64↓ 500.2%
21M
13:54/mi
4:15:03
↑ 106↓ 241.6%
35K· 21.75 mi
13:13/mi
4:24:56
↑ 17↓ 861.7%
23M
14:40/mi
4:43:18
↑ 23↓ 630.6%
24M
14:06/mi
4:57:24
↓ 821.3%
40K· 24.85 mi
17:48/mi
5:12:37
↓ 200.3%
25.2M
16:09/mi
5:18:11
↑ 13↓ 160.2%
Finish· 26.22 mi
12:59/mi
5:31:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:27:48
Pace11:16 /mi
2nd Half
Distance13.11 mi
Time3:03:37
Pace14:00 /mi
📊Positive Split: 24.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:31:4131:1610:0431:16
10:04
-
10K
6.21 mi12:04:041:03:3910:1532:23
10:25
+0:21
15K
9.32 mi12:40:001:39:3510:4135:56
11:34
+1:09
20K
12.43 mi13:19:592:19:3411:1439:59
12:52
+1:18
Half
13.11 mi13:28:132:27:4811:168:14
12:04
-0:48
25K
15.53 mi14:01:353:01:1011:4033:22
13:46
+1:42
30K
18.64 mi14:43:003:42:3511:5641:25
13:20
-0:26
20M
20.00 mi15:01:344:01:0912:0318:34
13:40
+0:20
21M
21.00 mi15:15:284:15:0312:0913:54
13:54
+0:14
35K
21.75 mi15:25:214:24:5612:119:53
13:13
-0:41
23M
23.00 mi15:43:434:43:1812:1918:22
14:40
+1:27
24M
24.00 mi15:57:494:57:2412:2414:06
14:06
-0:34
40K
24.85 mi16:13:025:12:3712:3515:13
17:48
+3:42
25.2M
25.20 mi16:18:365:18:1112:385:34
16:09
-1:39
Finish
26.22 mi16:31:505:31:2512:3913:14
12:59
-3:10

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

10:04 /mi

Average Pace

12:39 /mi

Slowest Pace

17:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:49

33% of race

Time at Steady Pace

3:04:27

56% of race

Time at Slower Pace

39:09

12% of race

Average Pace: 12:38 /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 mi11:31:4131:1610:0431:16
10:04
#23128
10K
6.21 mi12:04:041:03:3910:1532:23
10:25
#23284
15K
9.32 mi12:40:001:39:3510:4135:56
11:34
#23810
20K
12.43 mi13:19:592:19:3411:1439:59
12:52
#24203
Half
13.11 mi13:28:132:27:4811:168:14
12:04
#24231
25K
15.53 mi14:01:353:01:1011:4033:22
13:46
#24369
30K
18.64 mi14:43:003:42:3511:5641:25
13:20
#24241
20M
20.00 mi15:01:344:01:0912:0318:34
13:40
#24209
21M
21.00 mi15:15:284:15:0312:0913:54
13:54
#24116
35K
21.75 mi15:25:214:24:5612:119:53
13:13
#24085
23M
23.00 mi15:43:434:43:1812:1918:22
14:40
#24153
24M
24.00 mi15:57:494:57:2412:2414:06
14:06
#24188
40K
24.85 mi16:13:025:12:3712:3515:13
17:48
#24337
25.2M
25.20 mi16:18:365:18:1112:385:34
16:09
#24349
Finish
26.22 mi16:31:505:31:2512:3913:14
12:59
#24373
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi231289462946224360(Top 95%)10185(Top 93%)10185(Top 1855%)
10K6.21 mi3.10 mi23284-1569560-989560-9823394(Top 92%)9634(Top 88%)9634(Top 1755%)
15K9.32 mi3.11 mi23810-5269854-2949854-29424360(Top 95%)10185(Top 93%)10185(Top 1855%)
20K12.43 mi3.11 mi24203-39310090-23610090-23624774(Top 97%)10466(Top 96%)10466(Top 1906%)
Half13.11 mi0.68 mi24231-2810108-1810108-1824629(Top 96%)10413(Top 95%)10413(Top 1897%)
25K15.53 mi2.42 mi24369-13810197-8910197-8924777(Top 97%)10513(Top 96%)10513(Top 1915%)
30K18.64 mi3.11 mi24241+12810146+5110146+5123660(Top 93%)9988(Top 91%)9988(Top 1819%)
20M20.00 mi1.36 mi24209+3210138+810138+823649(Top 93%)10071(Top 92%)10071(Top 1834%)
21M21.00 mi1.00 mi24116+9310107+3110107+3122205(Top 87%)9393(Top 86%)9393(Top 1711%)
35K21.75 mi0.75 mi24085+3110100+710100+723504(Top 92%)10061(Top 92%)10061(Top 1833%)
23M23.00 mi1.25 mi24153-6810147-4710147-4724411(Top 96%)10478(Top 96%)10478(Top 1909%)
24M24.00 mi1.00 mi24188-3510174-2710174-2724266(Top 95%)10475(Top 96%)10475(Top 1908%)
40K24.85 mi0.85 mi24337-14910250-7610250-7625324(Top 99%)10866(Top 99%)10866(Top 1979%)
25.2M25.20 mi0.35 mi24349-1210262-1210262-1224168(Top 95%)10443(Top 96%)10443(Top 1902%)
Finish26.22 mi1.02 mi24373-2410292-3010292-3024344(Top 95%)10519(Top 96%)10519(Top 1916%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21story building
+97ft-345ft

Overall

24360

Females

10185

F60-64

10185

5K→10K

3.1 - 6.2 mi

Top 92%
×5story building
+79ft-138ft

Overall

23394

Females

9634

F60-64

9634

10K→15K

6.2 - 9.3 mi

Top 95%
×3story building
+67ft-78ft

Overall

24360

Females

10185

F60-64

10185

15K→20K

9.3 - 12.4 mi

Top 97%
×5story building
+106ft-86ft

Overall

24774

Females

10466

F60-64

10466

20K→Half

12.4 - 13.1 mi

Top 96%
×2story building
+19ft-37ft

Overall

24629

Females

10413

F60-64

10413

Half→25K

13.1 - 15.5 mi

Top 97%
×4story building
+66ft-88ft

Overall

24777

Females

10513

F60-64

10513

25K→30K

15.5 - 18.6 mi

Top 93%
×9story building
+181ft-148ft

Overall

23660

Females

9988

F60-64

9988

30K→20M

18.6 - 20.0 mi

Top 93%
×5story building
+64ft-50ft

Overall

23649

Females

10071

F60-64

10071

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

22205

Females

9393

F60-64

9393

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

23504

Females

10061

F60-64

10061

35K→23M

21.8 - 23.0 mi

Top 96%
×5story building
+23ft-63ft

Overall

24411

Females

10478

F60-64

10478

23M→24M

23.0 - 24.0 mi

Top 95%
×6story building
+12ft-82ft

Overall

24266

Females

10475

F60-64

10475

24M→40K

24.0 - 24.9 mi

Top 99%
×1story
+6ft-20ft

Overall

25324

Females

10866

F60-64

10866

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

24168

Females

10443

F60-64

10443

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

24344

Females

10519

F60-64

10519

Passing Analysis

Category:
Athletes Passed
680
Passed By
1925
Net Change
-1245
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23128
5K → 10K138294-156#23128#23284
10K → 15K34560-526#23284#23810
15K → 20K21414-393#23810#24203
20K → Half1139-28#24203#24231
Half → 25K36174-138#24231#24369
25K → 30K16032+128#24369#24241
30K → 20M5624+32#24241#24209
20M → 21M996+93#24209#24116
21M → 35K4615+31#24116#24085
35K → 23M2694-68#24085#24153
23M → 24M1954-35#24153#24188
24M → 40K2151-149#24188#24337
40K → 25.2M921-12#24337#24349
25.2M → Finish2347-24#24349#24373
TOTALS6801925-1245
📊

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