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BOSTON MARATHON 2024

Kristin Hadenfeldt

Bib: 21369•F

WI

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 42%
Division (F45-49)
#0 / 1753
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
8:22/mi
26:01
↑ 97↓ 3451.5%
10K· 6.21 mi
8:20/mi
51:55
↑ 79↓ 1380.4%
15K· 9.32 mi
8:29/mi
1:18:16
↑ 67↓ 78
20K· 12.43 mi
8:54/mi
1:45:55
↑ 106↓ 860.1%
Half· 13.11 mi
8:27/mi
1:51:41
↑ 19↓ 370.5%
25K· 15.53 mi
9:24/mi
2:14:29
↑ 66↓ 880.2%
30K· 18.64 mi
9:24/mi
2:43:42
↑ 181↓ 1480.2%
20M
9:13/mi
2:56:13
↑ 64↓ 500.2%
21M
10:02/mi
3:06:15
↑ 106↓ 241.6%
35K· 21.75 mi
8:25/mi
3:12:33
↑ 17↓ 861.7%
23M
9:33/mi
3:24:30
↑ 23↓ 630.6%
24M
9:06/mi
3:33:36
↓ 821.3%
40K· 24.85 mi
10:00/mi
3:42:09
↓ 200.3%
25.2M
10:44/mi
3:45:51
↑ 13↓ 160.2%
Finish· 26.22 mi
8:54/mi
3:54:55
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:41
Pace8:31 /mi
2nd Half
Distance13.11 mi
Time2:03:14
Pace9:24 /mi
📊Positive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:2826:018:2226:01
8:22
-
10K
6.21 mi11:48:2251:558:2125:54
8:20
-0:02
15K
9.32 mi12:14:431:18:168:2426:21
8:29
+0:09
20K
12.43 mi12:42:221:45:558:3127:39
8:54
+0:25
Half
13.11 mi12:48:081:51:418:315:46
8:27
-0:27
25K
15.53 mi13:10:562:14:298:3922:48
9:24
+0:57
30K
18.64 mi13:40:092:43:428:4729:13
9:24
0:00
20M
20.00 mi13:52:402:56:138:4912:31
9:13
-0:11
21M
21.00 mi14:02:423:06:158:5210:02
10:02
+0:49
35K
21.75 mi14:09:003:12:338:516:18
8:25
-1:37
23M
23.00 mi14:20:573:24:308:5311:57
9:33
+1:08
24M
24.00 mi14:30:033:33:368:549:06
9:06
-0:27
40K
24.85 mi14:38:363:42:098:568:33
10:00
+0:54
25.2M
25.20 mi14:42:183:45:518:583:42
10:44
+0:44
Finish
26.22 mi14:51:223:54:558:589:04
8:54
-1:50

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

8:20 /mi

Average Pace

8:58 /mi

Slowest Pace

10:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:20

38% of race

Time at Steady Pace

1:50:21

47% of race

Time at Slower Pace

34:14

15% of race

Average Pace: 8:58 /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 mi11:22:2826:018:2226:01
8:22
#17081
10K
6.21 mi11:48:2251:558:2125:54
8:20
#16665
15K
9.32 mi12:14:431:18:168:2426:21
8:29
#16481
20K
12.43 mi12:42:221:45:558:3127:39
8:54
#16550
Half
13.11 mi12:48:081:51:418:315:46
8:27
#16483
25K
15.53 mi13:10:562:14:298:3922:48
9:24
#16609
30K
18.64 mi13:40:092:43:428:4729:13
9:24
#16314
20M
20.00 mi13:52:402:56:138:4912:31
9:13
#16088
21M
21.00 mi14:02:423:06:158:5210:02
10:02
#15904
35K
21.75 mi14:09:003:12:338:516:18
8:25
#15705
23M
23.00 mi14:20:573:24:308:5311:57
9:33
#15574
24M
24.00 mi14:30:033:33:368:549:06
9:06
#15447
40K
24.85 mi14:38:363:42:098:568:33
10:00
#15418
25.2M
25.20 mi14:42:183:45:518:583:42
10:44
#15384
Finish
26.22 mi14:51:223:54:558:589:04
8:54
#15284
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi170816214621416302(Top 64%)5746(Top 53%)5746(Top 328%)
10K6.21 mi3.10 mi16665+4165958+2565958+25616347(Top 64%)5733(Top 52%)5733(Top 327%)
15K9.32 mi3.11 mi16481+1845840+1185840+11816302(Top 64%)5746(Top 53%)5746(Top 328%)
20K12.43 mi3.11 mi16550-695888-485888-4816889(Top 66%)6106(Top 56%)6106(Top 348%)
Half13.11 mi0.68 mi16483+675862+265862+2615486(Top 61%)5329(Top 49%)5329(Top 304%)
25K15.53 mi2.42 mi16609-1265968-1065968-10617208(Top 67%)6389(Top 58%)6389(Top 364%)
30K18.64 mi3.11 mi16314+2955862+1065862+10615064(Top 59%)5451(Top 50%)5451(Top 311%)
20M20.00 mi1.36 mi16088+2265758+1045758+10413219(Top 52%)4697(Top 43%)4697(Top 268%)
21M21.00 mi1.00 mi15904+1845694+645694+6413113(Top 51%)4854(Top 44%)4854(Top 277%)
35K21.75 mi0.75 mi15705+1995610+845610+8410338(Top 40%)3422(Top 31%)3422(Top 195%)
23M23.00 mi1.25 mi15574+1315583+275583+2713720(Top 54%)5280(Top 48%)5280(Top 301%)
24M24.00 mi1.00 mi15447+1275543+405543+4012679(Top 50%)4764(Top 44%)4764(Top 272%)
40K24.85 mi0.85 mi15418+295560-175560-1715001(Top 59%)6012(Top 55%)6012(Top 343%)
25.2M25.20 mi0.35 mi15384+345553+75553+713649(Top 53%)5383(Top 49%)5383(Top 307%)
Finish26.22 mi1.02 mi15284+1005521+325521+3213727(Top 54%)5345(Top 49%)5345(Top 305%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

16302

Females

5746

F45-49

5746

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

16347

Females

5733

F45-49

5733

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

16302

Females

5746

F45-49

5746

15K→20K

9.3 - 12.4 mi

Top 66%
×5story building
+106ft-86ft

Overall

16889

Females

6106

F45-49

6106

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

15486

Females

5329

F45-49

5329

Half→25K

13.1 - 15.5 mi

Top 67%
×4story building
+66ft-88ft

Overall

17208

Females

6389

F45-49

6389

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

15064

Females

5451

F45-49

5451

30K→20M

18.6 - 20.0 mi

Top 52%
×5story building
+64ft-50ft

Overall

13219

Females

4697

F45-49

4697

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

13113

Females

4854

F45-49

4854

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

10338

Females

3422

F45-49

3422

35K→23M

21.8 - 23.0 mi

Top 54%
×5story building
+23ft-63ft

Overall

13720

Females

5280

F45-49

5280

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

12679

Females

4764

F45-49

4764

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15001

Females

6012

F45-49

6012

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

13649

Females

5383

F45-49

5383

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2story building
+22ft-21ft

Overall

13727

Females

5345

F45-49

5345

Passing Analysis

Category:
Athletes Passed
3012
Passed By
1215
Net Change
+1797
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17081
5K → 10K533117+416#17081#16665
10K → 15K317133+184#16665#16481
15K → 20K246315-69#16481#16550
20K → Half7811+67#16550#16483
Half → 25K187313-126#16483#16609
25K → 30K39095+295#16609#16314
30K → 20M24216+226#16314#16088
20M → 21M20824+184#16088#15904
21M → 35K1990+199#15904#15705
35K → 23M19059+131#15705#15574
23M → 24M15124+127#15574#15447
24M → 40K8758+29#15447#15418
40K → 25.2M5622+34#15418#15384
25.2M → Finish12828+100#15384#15284
TOTALS30121215+1797
📊

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