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BOSTON MARATHON 2024

Izabela Kurz

Bib: 16494•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 36%
Gender (Female)
#0 / 10924
Top 21%
Masters (Masters Women)
#0 / 6263
Top 10%
Division (F40-44)
#0 / 1613
Top 22%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:27
Rank: #11188
Start → 5K
23:27 | 7:33/mi
10K· 6.21 mi
46:49
Rank: #10785 (+403)
5K → 10K
23:22 | 7:31/mi
15K· 9.32 mi
1:10:20
Rank: #10553 (+232)
10K → 15K
23:31 | 7:34/mi
20K· 12.43 mi
1:34:13
Rank: #10261 (+292)
15K → 20K
23:53 | 7:41/mi
Half· 13.11 mi
1:39:27
Rank: #10258 (+3)
20K → Half
5:14 | 7:40/mi
25K· 15.53 mi
1:58:30
Rank: #9989 (+269)
Half → 25K
19:03 | 7:51/mi
30K· 18.64 mi
2:24:44
Rank: #10010 (-21)
25K → 30K
26:14 | 8:27/mi
20M
2:36:30
Rank: #9960 (+50)
30K → 20M
11:46 | 8:40/mi
21M
2:46:07
Rank: #10023 (-63)
20M → 21M
9:37 | 9:37/mi
35K· 21.75 mi
2:52:04
Rank: #9890 (+133)
21M → 35K
5:57 | 7:57/mi
23M
3:02:33
Rank: #9689 (+201)
35K → 23M
10:29 | 8:22/mi
24M
3:10:45
Rank: #9544 (+145)
23M → 24M
8:12 | 8:12/mi
40K· 24.85 mi
3:17:51
Rank: #9426 (+118)
24M → 40K
7:06 | 8:18/mi
25.2M
3:21:00
Rank: #9380 (+46)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:29:08
Rank: #9315 (+65)
25.2M → Finish
8:08 | 7:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:27
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time1:49:41
Pace8:22 /mi
📊Positive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:5623:277:3323:27
7:33
-
10K
6.21 mi11:37:1846:497:3223:22
7:31
-0:02
15K
9.32 mi12:00:491:10:207:3323:31
7:34
+0:03
20K
12.43 mi12:24:421:34:137:3523:53
7:41
+0:07
Half
13.11 mi12:29:561:39:277:355:14
7:40
-0:01
25K
15.53 mi12:48:591:58:307:3819:03
7:51
+0:11
30K
18.64 mi13:15:132:24:447:4626:14
8:27
+0:36
20M
20.00 mi13:26:592:36:307:4911:46
8:40
+0:13
21M
21.00 mi13:36:362:46:077:559:37
9:37
+0:57
35K
21.75 mi13:42:332:52:047:555:57
7:57
-1:40
23M
23.00 mi13:53:023:02:337:5610:29
8:22
+0:25
24M
24.00 mi14:01:143:10:457:578:12
8:12
-0:10
40K
24.85 mi14:08:203:17:517:587:06
8:18
+0:06
25.2M
25.20 mi14:11:293:21:007:593:09
9:08
+0:50
Finish
26.22 mi14:19:373:29:087:598:08
7:59
-1:09

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

7:31 /mi

Average Pace

7:59 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:27

48% of race

Time at Steady Pace

41:20

20% of race

Time at Slower Pace

1:08:21

33% of race

Average Pace: 7:59 /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 mi11:13:5623:277:3323:27
7:33
#11188
10K
6.21 mi11:37:1846:497:3223:22
7:31
#10785
15K
9.32 mi12:00:491:10:207:3323:31
7:34
#10553
20K
12.43 mi12:24:421:34:137:3523:53
7:41
#10261
Half
13.11 mi12:29:561:39:277:355:14
7:40
#10258
25K
15.53 mi12:48:591:58:307:3819:03
7:51
#9989
30K
18.64 mi13:15:132:24:447:4626:14
8:27
#10010
20M
20.00 mi13:26:592:36:307:4911:46
8:40
#9960
21M
21.00 mi13:36:362:46:077:559:37
9:37
#10023
35K
21.75 mi13:42:332:52:047:555:57
7:57
#9890
23M
23.00 mi13:53:023:02:337:5610:29
8:22
#9689
24M
24.00 mi14:01:143:10:457:578:12
8:12
#9544
40K
24.85 mi14:08:203:17:517:587:06
8:18
#9426
25.2M
25.20 mi14:11:293:21:007:593:09
9:08
#9380
Finish
26.22 mi14:19:373:29:087:598:08
7:59
#9315
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi111882667266710215(Top 40%)2292(Top 21%)2292(Top 142%)
10K6.21 mi3.10 mi10785+4032498+1692498+16910472(Top 41%)2345(Top 21%)2345(Top 145%)
15K9.32 mi3.11 mi10553+2322385+1132385+11310215(Top 40%)2292(Top 21%)2292(Top 142%)
20K12.43 mi3.11 mi10261+2922286+992286+999684(Top 38%)2171(Top 20%)2171(Top 135%)
Half13.11 mi0.68 mi10258+32298-122298-1210468(Top 41%)2555(Top 23%)2555(Top 158%)
25K15.53 mi2.42 mi9989+2692212+862212+869314(Top 36%)2159(Top 20%)2159(Top 134%)
30K18.64 mi3.11 mi10010-212327-1152327-11510369(Top 41%)2883(Top 26%)2883(Top 179%)
20M20.00 mi1.36 mi9960+502352-252352-2510350(Top 41%)3136(Top 29%)3136(Top 194%)
21M21.00 mi1.00 mi10023-632446-942446-9411381(Top 45%)3944(Top 36%)3944(Top 245%)
35K21.75 mi0.75 mi9890+1332413+332413+337580(Top 30%)2046(Top 19%)2046(Top 127%)
23M23.00 mi1.25 mi9689+2012381+322381+327797(Top 31%)2304(Top 21%)2304(Top 143%)
24M24.00 mi1.00 mi9544+1452353+282353+287807(Top 31%)2396(Top 22%)2396(Top 149%)
40K24.85 mi0.85 mi9426+1182333+202333+207416(Top 29%)2356(Top 22%)2356(Top 146%)
25.2M25.20 mi0.35 mi9380+462332+12332+17287(Top 29%)2352(Top 22%)2352(Top 146%)
Finish26.22 mi1.02 mi9315+652342-102342-108468(Top 33%)2821(Top 26%)2821(Top 175%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10215

Females

2292

F40-44

2292

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

10472

Females

2345

F40-44

2345

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10215

Females

2292

F40-44

2292

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

9684

Females

2171

F40-44

2171

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

10468

Females

2555

F40-44

2555

Half→25K

13.1 - 15.5 mi

Top 36%
×4stories
+66ft-88ft

Overall

9314

Females

2159

F40-44

2159

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

10369

Females

2883

F40-44

2883

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

10350

Females

3136

F40-44

3136

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

11381

Females

3944

F40-44

3944

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7580

Females

2046

F40-44

2046

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

7797

Females

2304

F40-44

2304

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

7807

Females

2396

F40-44

2396

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

7416

Females

2356

F40-44

2356

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7287

Females

2352

F40-44

2352

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

8468

Females

2821

F40-44

2821

Passing Analysis

Category:
Athletes Passed
3024*
Passed By
1147
Net Change
+1873
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11188
5K → 10K516113+403#11188#10785
10K → 15K32795+232#10785#10553
15K → 20K38088+292#10553#10261
20K → Half3835+3#10261#10258
Half → 25K332*63+269#10258#9989
25K → 30K273292-21#9989#10010
30K → 20M157107+50#10010#9960
20M → 21M115176-63#9960#10023
21M → 35K145*12+133#10023#9890
35K → 23M24443+201#9890#9689
23M → 24M174*29+145#9689#9544
24M → 40K14628+118#9544#9426
40K → 25.2M6519+46#9426#9380
25.2M → Finish11247+65#9380#9315
TOTALS3024*1147+1873

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔥Passing Intensity

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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