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BOSTON MARATHON 2024

Claire Krummenacher

Bib: 3974•F

IL

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 7%
Gender (Female)
#0 / 10924
Top 0.7%
Division (F18-39)
#0 / 4660
Top 1%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:09
Rank: #3237
Start → 5K
20:09 | 6:29/mi
10K· 6.21 mi
40:24
Rank: #3171 (+66)
5K → 10K
20:15 | 6:31/mi
15K· 9.32 mi
1:00:34
Rank: #2956 (+215)
10K → 15K
20:10 | 6:29/mi
20K· 12.43 mi
1:20:42
Rank: #2657 (+299)
15K → 20K
20:08 | 6:29/mi
Half· 13.11 mi
1:25:01
Rank: #2589 (+68)
20K → Half
4:19 | 6:20/mi
25K· 15.53 mi
1:40:51
Rank: #2411 (+178)
Half → 25K
15:50 | 6:32/mi
30K· 18.64 mi
2:01:40
Rank: #2161 (+250)
25K → 30K
20:49 | 6:42/mi
20M
2:10:55
Rank: #2076 (+85)
30K → 20M
9:15 | 6:48/mi
21M
2:18:08
Rank: #2000 (+76)
20M → 21M
7:13 | 7:13/mi
35K· 21.75 mi
2:23:09
Rank: #1965 (+35)
21M → 35K
5:01 | 6:42/mi
23M
2:31:47
Rank: #1888 (+77)
35K → 23M
8:38 | 6:54/mi
24M
2:38:35
Rank: #1837 (+51)
23M → 24M
6:48 | 6:48/mi
40K· 24.85 mi
2:44:31
Rank: #1801 (+36)
24M → 40K
5:56 | 6:56/mi
25.2M
2:47:09
Rank: #1776 (+25)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
2:53:46
Rank: #1704 (+72)
25.2M → Finish
6:37 | 6:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:01
Pace6:29 /mi
2nd Half
Distance13.11 mi
Time1:28:45
Pace6:46 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2720:096:2920:09
6:29
-
10K
6.21 mi10:42:4240:246:3020:15
6:31
+0:02
15K
9.32 mi11:02:521:00:346:3020:10
6:29
-0:02
20K
12.43 mi11:23:001:20:426:3020:08
6:29
0:00
Half
13.11 mi11:27:191:25:016:294:19
6:20
-0:09
25K
15.53 mi11:43:091:40:516:3015:50
6:32
+0:12
30K
18.64 mi12:03:582:01:406:3220:49
6:42
+0:10
20M
20.00 mi12:13:132:10:556:339:15
6:48
+0:06
21M
21.00 mi12:20:262:18:086:357:13
7:13
+0:25
35K
21.75 mi12:25:272:23:096:355:01
6:42
-0:31
23M
23.00 mi12:34:052:31:476:368:38
6:54
+0:12
24M
24.00 mi12:40:532:38:356:366:48
6:48
-0:06
40K
24.85 mi12:46:492:44:316:375:56
6:56
+0:08
25.2M
25.20 mi12:49:272:47:096:382:38
7:38
+0:42
Finish
26.22 mi12:56:042:53:466:386:37
6:30
-1:08

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

6:20 /mi

Average Pace

6:38 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:28

62% of race

Time at Steady Pace

41:53

24% of race

Time at Slower Pace

24:25

14% of race

Average Pace: 6:38 /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 mi10:22:2720:096:2920:09
6:29
#3237
10K
6.21 mi10:42:4240:246:3020:15
6:31
#3171
15K
9.32 mi11:02:521:00:346:3020:10
6:29
#2956
20K
12.43 mi11:23:001:20:426:3020:08
6:29
#2657
Half
13.11 mi11:27:191:25:016:294:19
6:20
#2589
25K
15.53 mi11:43:091:40:516:3015:50
6:32
#2411
30K
18.64 mi12:03:582:01:406:3220:49
6:42
#2161
20M
20.00 mi12:13:132:10:556:339:15
6:48
#2076
21M
21.00 mi12:20:262:18:086:357:13
7:13
#2000
35K
21.75 mi12:25:272:23:096:355:01
6:42
#1965
23M
23.00 mi12:34:052:31:476:368:38
6:54
#1888
24M
24.00 mi12:40:532:38:356:366:48
6:48
#1837
40K
24.85 mi12:46:492:44:316:375:56
6:56
#1801
25.2M
25.20 mi12:49:272:47:096:382:38
7:38
#1776
Finish
26.22 mi12:56:042:53:466:386:37
6:30
#1704
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi32371431432680(Top 10%)104(Top 1.0%)104(Top 2%)
10K6.21 mi3.10 mi3171+66140+3140+33132(Top 12%)142(Top 1%)142(Top 3%)
15K9.32 mi3.11 mi2956+215121+19121+192680(Top 10%)104(Top 1.0%)104(Top 2%)
20K12.43 mi3.11 mi2657+299101+20101+202076(Top 8%)67(Top 0.6%)67(Top 1%)
Half13.11 mi0.68 mi2589+6899+299+21819(Top 7%)56(Top 0.5%)56(Top 1%)
25K15.53 mi2.42 mi2411+17893+693+61901(Top 7%)71(Top 0.6%)71(Top 2%)
30K18.64 mi3.11 mi2161+25080+1380+131631(Top 6%)68(Top 0.6%)68(Top 1%)
20M20.00 mi1.36 mi2076+8578+278+21627(Top 6%)84(Top 0.8%)84(Top 2%)
21M21.00 mi1.00 mi2000+7676+276+21617(Top 6%)100(Top 0.9%)100(Top 2%)
35K21.75 mi0.75 mi1965+3576761940(Top 8%)138(Top 1%)138(Top 3%)
23M23.00 mi1.25 mi1888+7773+373+31610(Top 6%)109(Top 1.0%)109(Top 2%)
24M24.00 mi1.00 mi1837+5173731704(Top 7%)137(Top 1%)137(Top 3%)
40K24.85 mi0.85 mi1801+3674-174-11697(Top 7%)151(Top 1%)151(Top 3%)
25.2M25.20 mi0.35 mi1776+2574741788(Top 7%)181(Top 2%)181(Top 4%)
Finish26.22 mi1.02 mi1704+7273+173+11397(Top 5%)122(Top 1%)122(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2680

Females

104

F18-39

104

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3132

Females

142

F18-39

142

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2680

Females

104

F18-39

104

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2076

Females

67

F18-39

67

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1819

Females

56

F18-39

56

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1901

Females

71

F18-39

71

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1631

Females

68

F18-39

68

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1627

Females

84

F18-39

84

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1617

Females

100

F18-39

100

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

1940

Females

138

F18-39

138

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1610

Females

109

F18-39

109

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1704

Females

137

F18-39

137

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1697

Females

151

F18-39

151

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1788

Females

181

F18-39

181

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1397

Females

122

F18-39

122

Passing Analysis

Category:
Athletes Passed
1773
Passed By
240
Net Change
+1533
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3237
5K → 10K15286+66#3237#3171
10K → 15K24126+215#3171#2956
15K → 20K3056+299#2956#2657
20K → Half691+68#2657#2589
Half → 25K1879+178#2589#2411
25K → 30K26717+250#2411#2161
30K → 20M10621+85#2161#2076
20M → 21M8812+76#2076#2000
21M → 35K4813+35#2000#1965
35K → 23M8912+77#1965#1888
23M → 24M6716+51#1888#1837
24M → 40K4711+36#1837#1801
40K → 25.2M316+25#1801#1776
25.2M → Finish764+72#1776#1704
TOTALS1773240+1533
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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