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BOSTON MARATHON 2024

Michelle Kulak

Bib: 18506•F

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F40-44)
#0 / 1613
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
8:19/mi
25:51
↑ 97↓ 3451.5%
10K· 6.21 mi
8:22/mi
51:51
↑ 79↓ 1380.4%
15K· 9.32 mi
8:23/mi
1:17:55
↑ 67↓ 78
20K· 12.43 mi
8:31/mi
1:44:24
↑ 106↓ 860.1%
Half· 13.11 mi
8:26/mi
1:50:09
↑ 19↓ 370.5%
25K· 15.53 mi
9:57/mi
2:14:17
↑ 66↓ 880.2%
30K· 18.64 mi
10:04/mi
2:45:35
↑ 181↓ 1480.2%
20M
9:39/mi
2:58:42
↑ 64↓ 500.2%
21M
11:37/mi
3:10:19
↑ 106↓ 241.6%
35K· 21.75 mi
9:32/mi
3:17:27
↑ 17↓ 861.7%
23M
10:22/mi
3:30:26
↑ 23↓ 630.6%
24M
9:35/mi
3:40:01
↓ 821.3%
40K· 24.85 mi
11:10/mi
3:49:34
↓ 200.3%
25.2M
15:31/mi
3:54:55
↑ 13↓ 160.2%
Finish· 26.22 mi
8:43/mi
4:03:48
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:09
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time2:13:39
Pace10:12 /mi
📊Positive Split: 21.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:1625:518:1925:51
8:19
-
10K
6.21 mi11:43:1651:518:2126:00
8:22
+0:03
15K
9.32 mi12:09:201:17:558:2226:04
8:23
+0:01
20K
12.43 mi12:35:491:44:248:2426:29
8:31
+0:08
Half
13.11 mi12:41:341:50:098:245:45
8:26
-0:05
25K
15.53 mi13:05:422:14:178:3924:08
9:57
+1:31
30K
18.64 mi13:37:002:45:358:5331:18
10:04
+0:07
20M
20.00 mi13:50:072:58:428:5613:07
9:39
-0:25
21M
21.00 mi14:01:443:10:199:0411:37
11:37
+1:58
35K
21.75 mi14:08:523:17:279:057:08
9:32
-2:05
23M
23.00 mi14:21:513:30:269:0912:59
10:22
+0:50
24M
24.00 mi14:31:263:40:019:109:35
9:35
-0:47
40K
24.85 mi14:40:593:49:349:149:33
11:10
+1:35
25.2M
25.20 mi14:46:203:54:559:195:21
15:31
+4:21
Finish
26.22 mi14:55:134:03:489:188:53
8:43
-6:48

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

8:19 /mi

Average Pace

9:18 /mi

Slowest Pace

15:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:09

45% of race

Time at Steady Pace

1:47:08

44% of race

Time at Slower Pace

26:31

11% of race

Average Pace: 9:18 /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 mi11:17:1625:518:1925:51
8:19
#16785
10K
6.21 mi11:43:1651:518:2126:00
8:22
#16599
15K
9.32 mi12:09:201:17:558:2226:04
8:23
#16283
20K
12.43 mi12:35:491:44:248:2426:29
8:31
#15850
Half
13.11 mi12:41:341:50:098:245:45
8:26
#15817
25K
15.53 mi13:05:422:14:178:3924:08
9:57
#16545
30K
18.64 mi13:37:002:45:358:5331:18
10:04
#16796
20M
20.00 mi13:50:072:58:428:5613:07
9:39
#16673
21M
21.00 mi14:01:443:10:199:0411:37
11:37
#16832
35K
21.75 mi14:08:523:17:279:057:08
9:32
#16767
23M
23.00 mi14:21:513:30:269:0912:59
10:22
#16792
24M
24.00 mi14:31:263:40:019:109:35
9:35
#16703
40K
24.85 mi14:40:593:49:349:149:33
11:10
#16778
25.2M
25.20 mi14:46:203:54:559:195:21
15:31
#16986
Finish
26.22 mi14:55:134:03:489:188:53
8:43
#16826
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi167856034603415793(Top 62%)5450(Top 50%)5450(Top 338%)
10K6.21 mi3.10 mi16599+1865920+1145920+11416532(Top 65%)5847(Top 54%)5847(Top 362%)
15K9.32 mi3.11 mi16283+3165724+1965724+19615793(Top 62%)5450(Top 50%)5450(Top 338%)
20K12.43 mi3.11 mi15850+4335484+2405484+24014942(Top 58%)4976(Top 46%)4976(Top 308%)
Half13.11 mi0.68 mi15817+335472+125472+1215363(Top 60%)5262(Top 48%)5262(Top 326%)
25K15.53 mi2.42 mi16545-7285928-4565928-45618983(Top 74%)7354(Top 67%)7354(Top 456%)
30K18.64 mi3.11 mi16796-2516141-2136141-21317583(Top 69%)6836(Top 63%)6836(Top 424%)
20M20.00 mi1.36 mi16673+1236107+346107+3415184(Top 59%)5780(Top 53%)5780(Top 358%)
21M21.00 mi1.00 mi16832-1596230-1236230-12317943(Top 70%)7296(Top 67%)7296(Top 452%)
35K21.75 mi0.75 mi16767+656210+206210+2015631(Top 61%)6160(Top 56%)6160(Top 382%)
23M23.00 mi1.25 mi16792-256256-466256-4616648(Top 65%)6726(Top 62%)6726(Top 417%)
24M24.00 mi1.00 mi16703+896227+296227+2914832(Top 58%)5865(Top 54%)5865(Top 364%)
40K24.85 mi0.85 mi16778-756304-776304-7718534(Top 73%)7765(Top 71%)7765(Top 481%)
25.2M25.20 mi0.35 mi16986-2086443-1396443-13923577(Top 92%)10182(Top 93%)10182(Top 631%)
Finish26.22 mi1.02 mi16826+1606384+596384+5912769(Top 50%)4857(Top 44%)4857(Top 301%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

15793

Females

5450

F40-44

5450

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

16532

Females

5847

F40-44

5847

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

15793

Females

5450

F40-44

5450

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

14942

Females

4976

F40-44

4976

20K→Half

12.4 - 13.1 mi

Top 60%
×2story building
+19ft-37ft

Overall

15363

Females

5262

F40-44

5262

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

18983

Females

7354

F40-44

7354

25K→30K

15.5 - 18.6 mi

Top 69%
×9story building
+181ft-148ft

Overall

17583

Females

6836

F40-44

6836

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

15184

Females

5780

F40-44

5780

20M→21M

20.0 - 21.0 mi

Top 70%
×8story building
+106ft-24ft

Overall

17943

Females

7296

F40-44

7296

21M→35K

21.0 - 21.8 mi

Top 61%
×7story building
+17ft-86ft

Overall

15631

Females

6160

F40-44

6160

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

16648

Females

6726

F40-44

6726

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

14832

Females

5865

F40-44

5865

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

18534

Females

7765

F40-44

7765

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

23577

Females

10182

F40-44

10182

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

12769

Females

4857

F40-44

4857

Passing Analysis

Category:
Athletes Passed
2326
Passed By
2367
Net Change
-41
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16785
5K → 10K367181+186#16785#16599
10K → 15K40589+316#16599#16283
15K → 20K48956+433#16283#15850
20K → Half5219+33#15850#15817
Half → 25K71799-728#15817#16545
25K → 30K152403-251#16545#16796
30K → 20M16946+123#16796#16673
20M → 21M65224-159#16673#16832
21M → 35K10439+65#16832#16767
35K → 23M95120-25#16767#16792
23M → 24M11728+89#16792#16703
24M → 40K61136-75#16703#16778
40K → 25.2M9217-208#16778#16986
25.2M → Finish17010+160#16986#16826
TOTALS23262367-41
📊

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