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BOSTON MARATHON 2024

Elizabeth Koloski

Bib: 13325•F

PA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 23%
Gender (Female)
#0 / 10924
Top 8%
Division (F18-39)
#0 / 4660
Top 15%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:15
Rank: #10616
Start → 5K
23:15 | 7:29/mi
10K· 6.21 mi
46:15
Rank: #9972 (+644)
5K → 10K
23:00 | 7:24/mi
15K· 9.32 mi
1:09:10
Rank: #9506 (+466)
10K → 15K
22:55 | 7:23/mi
20K· 12.43 mi
1:31:56
Rank: #8837 (+669)
15K → 20K
22:46 | 7:20/mi
Half· 13.11 mi
1:36:56
Rank: #8793 (+44)
20K → Half
5:00 | 7:20/mi
25K· 15.53 mi
1:54:45
Rank: #8231 (+562)
Half → 25K
17:49 | 7:21/mi
30K· 18.64 mi
2:18:21
Rank: #7598 (+633)
25K → 30K
23:36 | 7:36/mi
20M
2:28:42
Rank: #7294 (+304)
30K → 20M
10:21 | 7:37/mi
21M
2:36:44
Rank: #6970 (+324)
20M → 21M
8:02 | 8:02/mi
35K· 21.75 mi
2:42:10
Rank: #6763 (+207)
21M → 35K
5:26 | 7:16/mi
23M
2:51:33
Rank: #6436 (+327)
35K → 23M
9:23 | 7:30/mi
24M
2:58:56
Rank: #6214 (+222)
23M → 24M
7:23 | 7:23/mi
40K· 24.85 mi
3:05:16
Rank: #6009 (+205)
24M → 40K
6:20 | 7:24/mi
25.2M
3:08:05
Rank: #5910 (+99)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:15:23
Rank: #5771 (+139)
25.2M → Finish
7:18 | 7:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:56
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:38:27
Pace7:31 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2423:157:2923:15
7:29
-
10K
6.21 mi11:16:2446:157:2723:00
7:24
-0:05
15K
9.32 mi11:39:191:09:107:2522:55
7:23
-0:01
20K
12.43 mi12:02:051:31:567:2422:46
7:20
-0:03
Half
13.11 mi12:07:051:36:567:245:00
7:20
0:00
25K
15.53 mi12:24:541:54:457:2317:49
7:21
+0:01
30K
18.64 mi12:48:302:18:217:2523:36
7:36
+0:15
20M
20.00 mi12:58:512:28:427:2610:21
7:37
+0:01
21M
21.00 mi13:06:532:36:447:288:02
8:02
+0:25
35K
21.75 mi13:12:192:42:107:275:26
7:16
-0:46
23M
23.00 mi13:21:422:51:337:289:23
7:30
+0:14
24M
24.00 mi13:29:052:58:567:277:23
7:23
-0:07
40K
24.85 mi13:35:253:05:167:276:20
7:24
+0:01
25.2M
25.20 mi13:38:143:08:057:282:49
8:10
+0:46
Finish
26.22 mi13:45:323:15:237:277:18
7:10
-1:00

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

7:10 /mi

Average Pace

7:27 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:32

94% of race

Time at Steady Pace

10:51

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:27 /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 mi10:53:2423:157:2923:15
7:29
#10616
10K
6.21 mi11:16:2446:157:2723:00
7:24
#9972
15K
9.32 mi11:39:191:09:107:2522:55
7:23
#9506
20K
12.43 mi12:02:051:31:567:2422:46
7:20
#8837
Half
13.11 mi12:07:051:36:567:245:00
7:20
#8793
25K
15.53 mi12:24:541:54:457:2317:49
7:21
#8231
30K
18.64 mi12:48:302:18:217:2523:36
7:36
#7598
20M
20.00 mi12:58:512:28:427:2610:21
7:37
#7294
21M
21.00 mi13:06:532:36:447:288:02
8:02
#6970
35K
21.75 mi13:12:192:42:107:275:26
7:16
#6763
23M
23.00 mi13:21:422:51:337:289:23
7:30
#6436
24M
24.00 mi13:29:052:58:567:277:23
7:23
#6214
40K
24.85 mi13:35:253:05:167:276:20
7:24
#6009
25.2M
25.20 mi13:38:143:08:057:282:49
8:10
#5910
Finish
26.22 mi13:45:323:15:237:277:18
7:10
#5771
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi10616234723478700(Top 34%)1559(Top 14%)1559(Top 33%)
10K6.21 mi3.10 mi9972+6442030+3172030+3179452(Top 37%)1853(Top 17%)1853(Top 40%)
15K9.32 mi3.11 mi9506+4661859+1711859+1718700(Top 34%)1559(Top 14%)1559(Top 33%)
20K12.43 mi3.11 mi8837+6691593+2661593+2667177(Top 28%)1065(Top 10%)1065(Top 23%)
Half13.11 mi0.68 mi8793+441583+101583+107898(Top 31%)1306(Top 12%)1306(Top 28%)
25K15.53 mi2.42 mi8231+5621387+1961387+1966123(Top 24%)854(Top 8%)854(Top 18%)
30K18.64 mi3.11 mi7598+6331213+1741213+1745608(Top 22%)849(Top 8%)849(Top 18%)
20M20.00 mi1.36 mi7294+3041133+801133+804827(Top 19%)683(Top 6%)683(Top 15%)
21M21.00 mi1.00 mi6970+3241071+621071+624321(Top 17%)654(Top 6%)654(Top 14%)
35K21.75 mi0.75 mi6763+2071024+471024+474052(Top 16%)551(Top 5%)551(Top 12%)
23M23.00 mi1.25 mi6436+327964+60964+603614(Top 14%)487(Top 4%)487(Top 10%)
24M24.00 mi1.00 mi6214+222918+46918+463702(Top 14%)574(Top 5%)574(Top 12%)
40K24.85 mi0.85 mi6009+205883+35883+353187(Top 12%)491(Top 4%)491(Top 11%)
25.2M25.20 mi0.35 mi5910+99866+17866+173328(Top 13%)578(Top 5%)578(Top 12%)
Finish26.22 mi1.02 mi5771+139846+20846+203872(Top 15%)745(Top 7%)745(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

8700

Females

1559

F18-39

1559

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9452

Females

1853

F18-39

1853

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

8700

Females

1559

F18-39

1559

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7177

Females

1065

F18-39

1065

20K→Half

12.4 - 13.1 mi

Top 31%
×2stories
+19ft-37ft

Overall

7898

Females

1306

F18-39

1306

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6123

Females

854

F18-39

854

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

5608

Females

849

F18-39

849

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

4827

Females

683

F18-39

683

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4321

Females

654

F18-39

654

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4052

Females

551

F18-39

551

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3614

Females

487

F18-39

487

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3702

Females

574

F18-39

574

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3187

Females

491

F18-39

491

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3328

Females

578

F18-39

578

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

3872

Females

745

F18-39

745

Passing Analysis

Category:
Athletes Passed
4997*
Passed By
152
Net Change
+4845
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10616
5K → 10K703*59+644#10616#9972
10K → 15K49125+466#9972#9506
15K → 20K6712+669#9506#8837
20K → Half5915+44#8837#8793
Half → 25K5719+562#8793#8231
25K → 30K6418+633#8231#7598
30K → 20M3095+304#7598#7294
20M → 21M3339+324#7294#6970
21M → 35K2070+207#6970#6763
35K → 23M3303+327#6763#6436
23M → 24M2231+222#6436#6214
24M → 40K2083+205#6214#6009
40K → 25.2M1023+99#6009#5910
25.2M → Finish14910+139#5910#5771
TOTALS4997*152+4845

* 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