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BOSTON MARATHON 2024

Katherine Stefankiewicz

Bib: 29932•F

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 44%
Masters (Masters Women)
#0 / 6263
Top 33%
Division (F40-44)
#0 / 1613
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:49
Rank: #18498
Start → 5K
26:49 | 8:38/mi
10K· 6.21 mi
53:13
Rank: #17889 (+609)
5K → 10K
26:24 | 8:30/mi
15K· 9.32 mi
1:19:13
Rank: #17084 (+805)
10K → 15K
26:00 | 8:22/mi
20K· 12.43 mi
1:45:29
Rank: #16353 (+731)
15K → 20K
26:16 | 8:27/mi
Half· 13.11 mi
1:51:11
Rank: #16264 (+89)
20K → Half
5:42 | 8:21/mi
25K· 15.53 mi
2:11:49
Rank: #15684 (+580)
Half → 25K
20:38 | 8:31/mi
30K· 18.64 mi
2:39:20
Rank: #15081 (+603)
25K → 30K
27:31 | 8:51/mi
20M
2:51:33
Rank: #14840 (+241)
30K → 20M
12:13 | 8:59/mi
21M
3:01:07
Rank: #14600 (+240)
20M → 21M
9:34 | 9:34/mi
35K· 21.75 mi
3:07:44
Rank: #14502 (+98)
21M → 35K
6:37 | 8:51/mi
23M
3:19:02
Rank: #14263 (+239)
35K → 23M
11:18 | 9:02/mi
24M
3:28:09
Rank: #14176 (+87)
23M → 24M
9:07 | 9:07/mi
40K· 24.85 mi
3:36:06
Rank: #14085 (+91)
24M → 40K
7:57 | 9:18/mi
25.2M
3:39:29
Rank: #13989 (+96)
40K → 25.2M
3:23 | 9:49/mi
Finish· 26.22 mi
3:48:29
Rank: #13943 (+46)
25.2M → Finish
9:00 | 8:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:11
Pace8:29 /mi
2nd Half
Distance13.11 mi
Time1:57:18
Pace8:57 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:4926:498:3826:49
8:38
-
10K
6.21 mi12:16:1353:138:3426:24
8:30
-0:08
15K
9.32 mi12:42:131:19:138:3026:00
8:22
-0:08
20K
12.43 mi13:08:291:45:298:2926:16
8:27
+0:05
Half
13.11 mi13:14:111:51:118:295:42
8:21
-0:06
25K
15.53 mi13:34:492:11:498:2920:38
8:31
+0:10
30K
18.64 mi14:02:202:39:208:3327:31
8:51
+0:20
20M
20.00 mi14:14:332:51:338:3512:13
8:59
+0:08
21M
21.00 mi14:24:073:01:078:379:34
9:34
+0:35
35K
21.75 mi14:30:443:07:448:386:37
8:51
-0:43
23M
23.00 mi14:42:023:19:028:3911:18
9:02
+0:11
24M
24.00 mi14:51:093:28:098:409:07
9:07
+0:05
40K
24.85 mi14:59:063:36:068:427:57
9:18
+0:11
25.2M
25.20 mi15:02:293:39:298:433:23
9:49
+0:31
Finish
26.22 mi15:11:293:48:298:439:00
8:50
-0:59

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

8:21 /mi

Average Pace

8:43 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:27:35

91% of race

Time at Steady Pace

20:54

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:43 /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 mi11:49:4926:498:3826:49
8:38
#18498
10K
6.21 mi12:16:1353:138:3426:24
8:30
#17889
15K
9.32 mi12:42:131:19:138:3026:00
8:22
#17084
20K
12.43 mi13:08:291:45:298:2926:16
8:27
#16353
Half
13.11 mi13:14:111:51:118:295:42
8:21
#16264
25K
15.53 mi13:34:492:11:498:2920:38
8:31
#15684
30K
18.64 mi14:02:202:39:208:3327:31
8:51
#15081
20M
20.00 mi14:14:332:51:338:3512:13
8:59
#14840
21M
21.00 mi14:24:073:01:078:379:34
9:34
#14600
35K
21.75 mi14:30:443:07:448:386:37
8:51
#14502
23M
23.00 mi14:42:023:19:028:3911:18
9:02
#14263
24M
24.00 mi14:51:093:28:098:409:07
9:07
#14176
40K
24.85 mi14:59:063:36:068:427:57
9:18
#14085
25.2M
25.20 mi15:02:293:39:298:433:23
9:49
#13989
Finish
26.22 mi15:11:293:48:298:439:00
8:50
#13943
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi184987048704815664(Top 61%)5365(Top 49%)5365(Top 333%)
10K6.21 mi3.10 mi17889+6096669+3796669+37917264(Top 68%)6286(Top 58%)6286(Top 390%)
15K9.32 mi3.11 mi17084+8056201+4686201+46815664(Top 61%)5365(Top 49%)5365(Top 333%)
20K12.43 mi3.11 mi16353+7315773+4285773+42814570(Top 57%)4762(Top 44%)4762(Top 295%)
Half13.11 mi0.68 mi16264+895725+485725+4814934(Top 58%)5001(Top 46%)5001(Top 310%)
25K15.53 mi2.42 mi15684+5805412+3135412+31313128(Top 51%)4114(Top 38%)4114(Top 255%)
30K18.64 mi3.11 mi15081+6035128+2845128+28412516(Top 49%)4017(Top 37%)4017(Top 249%)
20M20.00 mi1.36 mi14840+2415021+1075021+10712103(Top 47%)4084(Top 37%)4084(Top 253%)
21M21.00 mi1.00 mi14600+2404938+834938+8311173(Top 44%)3837(Top 35%)3837(Top 238%)
35K21.75 mi0.75 mi14502+984903+354903+3512591(Top 49%)4585(Top 42%)4585(Top 284%)
23M23.00 mi1.25 mi14263+2394830+734830+7311328(Top 44%)4071(Top 37%)4071(Top 252%)
24M24.00 mi1.00 mi14176+874827+34827+312734(Top 50%)4791(Top 44%)4791(Top 297%)
40K24.85 mi0.85 mi14085+914809+184809+1812271(Top 48%)4673(Top 43%)4673(Top 290%)
25.2M25.20 mi0.35 mi13989+964788+214788+2110213(Top 40%)3743(Top 34%)3743(Top 232%)
Finish26.22 mi1.02 mi13943+464788478813362(Top 52%)5153(Top 47%)5153(Top 319%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

15664

Females

5365

F40-44

5365

5K→10K

3.1 - 6.2 mi

Top 68%
×5stories
+79ft-138ft

Overall

17264

Females

6286

F40-44

6286

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

15664

Females

5365

F40-44

5365

15K→20K

9.3 - 12.4 mi

Top 57%
×5stories
+106ft-86ft

Overall

14570

Females

4762

F40-44

4762

20K→Half

12.4 - 13.1 mi

Top 58%
×2stories
+19ft-37ft

Overall

14934

Females

5001

F40-44

5001

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

13128

Females

4114

F40-44

4114

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

12516

Females

4017

F40-44

4017

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

12103

Females

4084

F40-44

4084

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

11173

Females

3837

F40-44

3837

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

12591

Females

4585

F40-44

4585

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

11328

Females

4071

F40-44

4071

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

12734

Females

4791

F40-44

4791

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

12271

Females

4673

F40-44

4673

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10213

Females

3743

F40-44

3743

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

13362

Females

5153

F40-44

5153

Passing Analysis

Category:
Athletes Passed
4945
Passed By
390
Net Change
+4555
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18498
5K → 10K68475+609#18498#17889
10K → 15K82520+805#17889#17084
15K → 20K74413+731#17084#16353
20K → Half9910+89#16353#16264
Half → 25K5877+580#16264#15684
25K → 30K62421+603#15684#15081
30K → 20M26726+241#15081#14840
20M → 21M26424+240#14840#14600
21M → 35K12931+98#14600#14502
35K → 23M27031+239#14502#14263
23M → 24M13245+87#14263#14176
24M → 40K12029+91#14176#14085
40K → 25.2M1004+96#14085#13989
25.2M → Finish10054+46#13989#13943
TOTALS4945390+4555
📊

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