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BOSTON MARATHON 2024

Stephanie Schaefer

Bib: 17601•F

AZ

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 43%
Gender (Female)
#0 / 10924
Top 29%
Masters (Masters Women)
#0 / 6263
Top 17%
Division (F40-44)
#0 / 1613
Top 33%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:45
Rank: #14404
Start → 5K
24:45 | 7:58/mi
10K· 6.21 mi
49:27
Rank: #14105 (+299)
5K → 10K
24:42 | 7:57/mi
15K· 9.32 mi
1:14:23
Rank: #13929 (+176)
10K → 15K
24:56 | 8:02/mi
20K· 12.43 mi
1:39:40
Rank: #13576 (+353)
15K → 20K
25:17 | 8:08/mi
Half· 13.11 mi
1:45:07
Rank: #13524 (+52)
20K → Half
5:27 | 7:59/mi
25K· 15.53 mi
2:04:45
Rank: #12932 (+592)
Half → 25K
19:38 | 8:06/mi
30K· 18.64 mi
2:30:54
Rank: #12322 (+610)
25K → 30K
26:09 | 8:25/mi
20M
2:42:21
Rank: #12020 (+302)
30K → 20M
11:27 | 8:26/mi
21M
2:51:05
Rank: #11643 (+377)
20M → 21M
8:44 | 8:44/mi
35K· 21.75 mi
2:57:23
Rank: #11550 (+93)
21M → 35K
6:18 | 8:25/mi
23M
3:08:46
Rank: #11502 (+48)
35K → 23M
11:23 | 9:05/mi
24M
3:17:21
Rank: #11394 (+108)
23M → 24M
8:35 | 8:35/mi
40K· 24.85 mi
3:24:53
Rank: #11289 (+105)
24M → 40K
7:32 | 8:49/mi
25.2M
3:28:00
Rank: #11178 (+111)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:36:05
Rank: #11009 (+169)
25.2M → Finish
8:05 | 7:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:07
Pace8:01 /mi
2nd Half
Distance13.11 mi
Time1:50:58
Pace8:28 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:4724:457:5824:45
7:58
-
10K
6.21 mi11:40:2949:277:5724:42
7:57
-0:01
15K
9.32 mi12:05:251:14:237:5924:56
8:02
+0:05
20K
12.43 mi12:30:421:39:408:0125:17
8:08
+0:06
Half
13.11 mi12:36:091:45:078:015:27
7:59
-0:09
25K
15.53 mi12:55:472:04:458:0219:38
8:06
+0:07
30K
18.64 mi13:21:562:30:548:0626:09
8:25
+0:19
20M
20.00 mi13:33:232:42:218:0711:27
8:26
+0:01
21M
21.00 mi13:42:072:51:058:098:44
8:44
+0:18
35K
21.75 mi13:48:252:57:238:096:18
8:25
-0:19
23M
23.00 mi13:59:483:08:468:1211:23
9:05
+0:40
24M
24.00 mi14:08:233:17:218:138:35
8:35
-0:30
40K
24.85 mi14:15:553:24:538:157:32
8:49
+0:14
25.2M
25.20 mi14:19:023:28:008:153:07
9:02
+0:13
Finish
26.22 mi14:27:073:36:058:158:05
7:56
-1:06

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

7:56 /mi

Average Pace

8:15 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:19

86% of race

Time at Steady Pace

30:46

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:14 /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 mi11:15:4724:457:5824:45
7:58
#14404
10K
6.21 mi11:40:2949:277:5724:42
7:57
#14105
15K
9.32 mi12:05:251:14:237:5924:56
8:02
#13929
20K
12.43 mi12:30:421:39:408:0125:17
8:08
#13576
Half
13.11 mi12:36:091:45:078:015:27
7:59
#13524
25K
15.53 mi12:55:472:04:458:0219:38
8:06
#12932
30K
18.64 mi13:21:562:30:548:0626:09
8:25
#12322
20M
20.00 mi13:33:232:42:218:0711:27
8:26
#12020
21M
21.00 mi13:42:072:51:058:098:44
8:44
#11643
35K
21.75 mi13:48:252:57:238:096:18
8:25
#11550
23M
23.00 mi13:59:483:08:468:1211:23
9:05
#11502
24M
24.00 mi14:08:233:17:218:138:35
8:35
#11394
40K
24.85 mi14:15:553:24:538:157:32
8:49
#11289
25.2M
25.20 mi14:19:023:28:008:153:07
9:02
#11178
Finish
26.22 mi14:27:073:36:058:158:05
7:56
#11009
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi144044559455913631(Top 53%)4146(Top 38%)4146(Top 257%)
10K6.21 mi3.10 mi14105+2994402+1574402+15713832(Top 54%)4247(Top 39%)4247(Top 263%)
15K9.32 mi3.11 mi13929+1764303+994303+9913631(Top 53%)4146(Top 38%)4146(Top 257%)
20K12.43 mi3.11 mi13576+3534099+2044099+20412771(Top 50%)3717(Top 34%)3717(Top 230%)
Half13.11 mi0.68 mi13524+524080+194080+1912702(Top 50%)3709(Top 34%)3709(Top 230%)
25K15.53 mi2.42 mi12932+5923771+3093771+30910806(Top 42%)2873(Top 26%)2873(Top 178%)
30K18.64 mi3.11 mi12322+6103532+2393532+23910222(Top 40%)2806(Top 26%)2806(Top 174%)
20M20.00 mi1.36 mi12020+3023417+1153417+1159063(Top 35%)2490(Top 23%)2490(Top 154%)
21M21.00 mi1.00 mi11643+3773272+1453272+1457333(Top 29%)1877(Top 17%)1877(Top 116%)
35K21.75 mi0.75 mi11550+933259+133259+1310299(Top 40%)3383(Top 31%)3383(Top 210%)
23M23.00 mi1.25 mi11502+483301-423301-4211654(Top 46%)4231(Top 39%)4231(Top 262%)
24M24.00 mi1.00 mi11394+1083307-63307-69963(Top 39%)3417(Top 31%)3417(Top 212%)
40K24.85 mi0.85 mi11289+1053281+263281+269959(Top 39%)3548(Top 32%)3548(Top 220%)
25.2M25.20 mi0.35 mi11178+1113248+333248+336805(Top 27%)2099(Top 19%)2099(Top 130%)
Finish26.22 mi1.02 mi11009+1693204+443204+448163(Top 32%)2669(Top 24%)2669(Top 165%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

13631

Females

4146

F40-44

4146

5K→10K

3.1 - 6.2 mi

Top 54%
×5stories
+79ft-138ft

Overall

13832

Females

4247

F40-44

4247

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

13631

Females

4146

F40-44

4146

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

12771

Females

3717

F40-44

3717

20K→Half

12.4 - 13.1 mi

Top 50%
×2stories
+19ft-37ft

Overall

12702

Females

3709

F40-44

3709

Half→25K

13.1 - 15.5 mi

Top 42%
×4stories
+66ft-88ft

Overall

10806

Females

2873

F40-44

2873

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

10222

Females

2806

F40-44

2806

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

9063

Females

2490

F40-44

2490

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

7333

Females

1877

F40-44

1877

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

10299

Females

3383

F40-44

3383

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

11654

Females

4231

F40-44

4231

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

9963

Females

3417

F40-44

3417

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

9959

Females

3548

F40-44

3548

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

6805

Females

2099

F40-44

2099

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

8163

Females

2669

F40-44

2669

Passing Analysis

Category:
Athletes Passed
4118
Passed By
723
Net Change
+3395
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14404
5K → 10K453154+299#14404#14105
10K → 15K320144+176#14105#13929
15K → 20K44188+353#13929#13576
20K → Half6614+52#13576#13524
Half → 25K61119+592#13524#12932
25K → 30K64232+610#12932#12322
30K → 20M31614+302#12322#12020
20M → 21M3847+377#12020#11643
21M → 35K12532+93#11643#11550
35K → 23M169121+48#11550#11502
23M → 24M15345+108#11502#11394
24M → 40K14237+105#11394#11289
40K → 25.2M1132+111#11289#11178
25.2M → Finish18314+169#11178#11009
TOTALS4118723+3395
📊

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