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BOSTON MARATHON 2023

Stefanie Braun

Bib: 17834•F

FL

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0:00
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Overall
#0 / 26622
Top 48%
Gender (Female)
#0 / 11423
Top 32%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:54
Rank: #8618
Start → 5K
22:54 | 7:22/mi
10K· 6.21 mi
45:57
Rank: #9156 (-538)
5K → 10K
23:03 | 7:25/mi
15K· 9.32 mi
1:09:28
Rank: #9643 (-487)
10K → 15K
23:31 | 7:34/mi
20K· 12.43 mi
1:33:22
Rank: #9950 (-307)
15K → 20K
23:54 | 7:42/mi
Half· 13.11 mi
1:38:41
Rank: #10081 (-131)
20K → Half
5:19 | 7:48/mi
25K· 15.53 mi
1:58:20
Rank: #10636 (-555)
Half → 25K
19:39 | 8:06/mi
30K· 18.64 mi
2:24:36
Rank: #11230 (-594)
25K → 30K
26:16 | 8:27/mi
20M
2:36:34
Rank: #11616 (-386)
30K → 20M
11:58 | 8:48/mi
21M
2:46:06
Rank: #11946 (-330)
20M → 21M
9:32 | 9:32/mi
35K· 21.75 mi
2:52:41
Rank: #12158 (-212)
21M → 35K
6:35 | 8:48/mi
23M
3:03:54
Rank: #12425 (-267)
35K → 23M
11:13 | 8:58/mi
24M
3:12:42
Rank: #12603 (-178)
23M → 24M
8:48 | 8:48/mi
40K· 24.85 mi
3:20:28
Rank: #12784 (-181)
24M → 40K
7:46 | 9:05/mi
25.2M
3:23:47
Rank: #12833 (-49)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:32:24
Rank: #12906 (-73)
25.2M → Finish
8:37 | 8:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:41
Pace7:32 /mi
2nd Half
Distance13.11 mi
Time1:53:43
Pace8:40 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:2122:547:2222:54
7:22
-
10K
6.21 mi11:36:2445:577:2423:03
7:25
+0:03
15K
9.32 mi11:59:551:09:287:2723:31
7:34
+0:09
20K
12.43 mi12:23:491:33:227:3123:54
7:42
+0:08
Half
13.11 mi12:29:081:38:417:325:19
7:48
+0:06
25K
15.53 mi12:48:471:58:207:3719:39
8:06
+0:18
30K
18.64 mi13:15:032:24:367:4526:16
8:27
+0:21
20M
20.00 mi13:27:012:36:347:5011:58
8:48
+0:21
21M
21.00 mi13:36:332:46:067:559:32
9:32
+0:44
35K
21.75 mi13:43:082:52:417:566:35
8:48
-0:44
23M
23.00 mi13:54:213:03:548:0011:13
8:58
+0:10
24M
24.00 mi14:03:093:12:428:028:48
8:48
-0:10
40K
24.85 mi14:10:553:20:288:047:46
9:05
+0:17
25.2M
25.20 mi14:14:143:23:478:053:19
9:37
+0:32
Finish
26.22 mi14:22:513:32:248:068:37
8:27
-1:10

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

7:22 /mi

Average Pace

8:06 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:41

46% of race

Time at Steady Pace

1:21:53

39% of race

Time at Slower Pace

31:50

15% of race

Average Pace: 8:06 /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 mi11:13:2122:547:2222:54
7:22
#8618
10K
6.21 mi11:36:2445:577:2423:03
7:25
#9156
15K
9.32 mi11:59:551:09:287:2723:31
7:34
#9643
20K
12.43 mi12:23:491:33:227:3123:54
7:42
#9950
Half
13.11 mi12:29:081:38:417:325:19
7:48
#10081
25K
15.53 mi12:48:471:58:207:3719:39
8:06
#10636
30K
18.64 mi13:15:032:24:367:4526:16
8:27
#11230
20M
20.00 mi13:27:012:36:347:5011:58
8:48
#11616
21M
21.00 mi13:36:332:46:067:559:32
9:32
#11946
35K
21.75 mi13:43:082:52:417:566:35
8:48
#12158
23M
23.00 mi13:54:213:03:548:0011:13
8:58
#12425
24M
24.00 mi14:03:093:12:428:028:48
8:48
#12603
40K
24.85 mi14:10:553:20:288:047:46
9:05
#12784
25.2M
25.20 mi14:14:143:23:478:053:19
9:37
#12833
Finish
26.22 mi14:22:513:32:248:068:37
8:27
#12906
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi86181248124810779(Top 40%)2226(Top 19%)2226(Top 46%)
10K6.21 mi3.10 mi9156-5381475-2271475-2279818(Top 37%)1744(Top 15%)1744(Top 36%)
15K9.32 mi3.11 mi9643-4871681-2061681-20610779(Top 40%)2226(Top 19%)2226(Top 46%)
20K12.43 mi3.11 mi9950-3071817-1361817-13610879(Top 41%)2354(Top 21%)2354(Top 48%)
Half13.11 mi0.68 mi10081-1311874-571874-5712743(Top 48%)3349(Top 29%)3349(Top 69%)
25K15.53 mi2.42 mi10636-5552168-2942168-29413544(Top 51%)3944(Top 35%)3944(Top 81%)
30K18.64 mi3.11 mi11230-5942550-3822550-38214015(Top 53%)4336(Top 38%)4336(Top 89%)
20M20.00 mi1.36 mi11616-3862779-2292779-22915457(Top 58%)5243(Top 46%)5243(Top 107%)
21M21.00 mi1.00 mi11946-3302982-2032982-20316119(Top 61%)5686(Top 50%)5686(Top 116%)
35K21.75 mi0.75 mi12158-2123122-1403122-14016940(Top 64%)6234(Top 55%)6234(Top 128%)
23M23.00 mi1.25 mi12425-2673289-1673289-16715849(Top 60%)5649(Top 49%)5649(Top 116%)
24M24.00 mi1.00 mi12603-1783414-1253414-12516191(Top 61%)5904(Top 52%)5904(Top 121%)
40K24.85 mi0.85 mi12784-1813541-1273541-12716567(Top 62%)6157(Top 54%)6157(Top 126%)
25.2M25.20 mi0.35 mi12833-493577-363577-3615748(Top 59%)5704(Top 50%)5704(Top 117%)
Finish26.22 mi1.02 mi12906-733646-693646-6915134(Top 57%)5323(Top 47%)5323(Top 109%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10779

Females

2226

F18-39

2226

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9818

Females

1744

F18-39

1744

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10779

Females

2226

F18-39

2226

15K→20K

9.3 - 12.4 mi

Top 41%
×5stories
+106ft-86ft

Overall

10879

Females

2354

F18-39

2354

20K→Half

12.4 - 13.1 mi

Top 48%
×2stories
+19ft-37ft

Overall

12743

Females

3349

F18-39

3349

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

13544

Females

3944

F18-39

3944

25K→30K

15.5 - 18.6 mi

Top 53%
×9stories
+181ft-148ft

Overall

14015

Females

4336

F18-39

4336

30K→20M

18.6 - 20.0 mi

Top 58%
×5stories
+64ft-50ft

Overall

15457

Females

5243

F18-39

5243

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

16119

Females

5686

F18-39

5686

21M→35K

21.0 - 21.8 mi

Top 64%
×7stories
+17ft-86ft

Overall

16940

Females

6234

F18-39

6234

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

15849

Females

5649

F18-39

5649

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16191

Females

5904

F18-39

5904

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16567

Females

6157

F18-39

6157

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15748

Females

5704

F18-39

5704

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

15134

Females

5323

F18-39

5323

Passing Analysis

Category:
Athletes Passed
505
Passed By
4792
Net Change
-4288
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8618
5K → 10K93631-538#8618#9156
10K → 15K46533-487#9156#9643
15K → 20K78385-307#9643#9950
20K → Half4134-131#9950#10081
Half → 25K31586-555#10081#10636
25K → 30K64658-594#10636#11230
30K → 20M23409-386#11230#11616
20M → 21M21351-330#11616#11946
21M → 35K15227-212#11946#12158
35K → 23M29296-267#12158#12425
23M → 24M31209-178#12425#12603
24M → 40K18199-181#12603#12784
40K → 25.2M1362-49#12784#12833
25.2M → Finish39112-73#12833#12906
TOTALS5054792-4288
📊

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