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BOSTON MARATHON 2023

Stephanie Kushner

Bib: 29138•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 48%
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:59
Rank: #20475
Start → 5K
27:59 | 9:00/mi
10K· 6.21 mi
55:19
Rank: #20205 (+270)
5K → 10K
27:20 | 8:48/mi
15K· 9.32 mi
1:22:45
Rank: #20026 (+179)
10K → 15K
27:26 | 8:50/mi
20K· 12.43 mi
1:50:14
Rank: #19702 (+324)
15K → 20K
27:29 | 8:51/mi
Half· 13.11 mi
1:56:09
Rank: #19657 (+45)
20K → Half
5:55 | 8:40/mi
25K· 15.53 mi
2:17:52
Rank: #19494 (+163)
Half → 25K
21:43 | 8:57/mi
30K· 18.64 mi
2:45:31
Rank: #18996 (+498)
25K → 30K
27:39 | 8:54/mi
20M
2:57:42
Rank: #18807 (+189)
30K → 20M
12:11 | 8:58/mi
21M
3:06:33
Rank: #18445 (+362)
20M → 21M
8:51 | 8:51/mi
35K· 21.75 mi
3:13:01
Rank: #18352 (+93)
21M → 35K
6:28 | 8:39/mi
23M
3:23:56
Rank: #18140 (+212)
35K → 23M
10:55 | 8:43/mi
24M
3:32:47
Rank: #18074 (+66)
23M → 24M
8:51 | 8:51/mi
40K· 24.85 mi
3:40:17
Rank: #17959 (+115)
24M → 40K
7:30 | 8:46/mi
25.2M
3:43:20
Rank: #17873 (+86)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:51:09
Rank: #17600 (+273)
25.2M → Finish
7:49 | 7:40/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:56:09
Pace8:52 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:55:00
Pace8:46 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:3027:599:0027:59
9:00
-
10K
6.21 mi12:12:5055:198:5427:20
8:48
-0:12
15K
9.32 mi12:40:161:22:458:5327:26
8:50
+0:02
20K
12.43 mi13:07:451:50:148:5227:29
8:51
+0:01
Half
13.11 mi13:13:401:56:098:525:55
8:40
-0:11
25K
15.53 mi13:35:232:17:528:5221:43
8:57
+0:17
30K
18.64 mi14:03:022:45:318:5327:39
8:54
-0:03
20M
20.00 mi14:15:132:57:428:5312:11
8:58
+0:04
21M
21.00 mi14:24:043:06:338:538:51
8:51
-0:07
35K
21.75 mi14:30:323:13:018:536:28
8:39
-0:12
23M
23.00 mi14:41:273:23:568:5210:55
8:43
+0:04
24M
24.00 mi14:50:183:32:478:528:51
8:51
+0:08
40K
24.85 mi14:57:483:40:178:527:30
8:46
-0:05
25.2M
25.20 mi15:00:513:43:208:523:03
8:51
+0:05
Finish
26.22 mi15:08:403:51:098:497:49
7:40
-1:11

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

7:40 /mi

Average Pace

8:49 /mi

Slowest Pace

9:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

7:49

3% of race

Time at Steady Pace

3:43:20

97% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:49 /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 mi11:45:3027:599:0027:59
9:00
#20475
10K
6.21 mi12:12:5055:198:5427:20
8:48
#20205
15K
9.32 mi12:40:161:22:458:5327:26
8:50
#20026
20K
12.43 mi13:07:451:50:148:5227:29
8:51
#19702
Half
13.11 mi13:13:401:56:098:525:55
8:40
#19657
25K
15.53 mi13:35:232:17:528:5221:43
8:57
#19494
30K
18.64 mi14:03:022:45:318:5327:39
8:54
#18996
20M
20.00 mi14:15:132:57:428:5312:11
8:58
#18807
21M
21.00 mi14:24:043:06:338:538:51
8:51
#18445
35K
21.75 mi14:30:323:13:018:536:28
8:39
#18352
23M
23.00 mi14:41:273:23:568:5210:55
8:43
#18140
24M
24.00 mi14:50:183:32:478:528:51
8:51
#18074
40K
24.85 mi14:57:483:40:178:527:30
8:46
#17959
25.2M
25.20 mi15:00:513:43:208:523:03
8:51
#17873
Finish
26.22 mi15:08:403:51:098:497:49
7:40
#17600
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi204758099809919674(Top 74%)7491(Top 66%)7491(Top 399%)
10K6.21 mi3.10 mi20205+2707870+2297870+22919917(Top 75%)7646(Top 67%)7646(Top 407%)
15K9.32 mi3.11 mi20026+1797754+1167754+11619674(Top 74%)7491(Top 66%)7491(Top 399%)
20K12.43 mi3.11 mi19702+3247546+2087546+20818925(Top 71%)7042(Top 62%)7042(Top 375%)
Half13.11 mi0.68 mi19657+457515+317515+3118798(Top 71%)6955(Top 61%)6955(Top 370%)
25K15.53 mi2.42 mi19494+1637416+997416+9918749(Top 70%)6986(Top 61%)6986(Top 372%)
30K18.64 mi3.11 mi18996+4987137+2797137+27916659(Top 63%)5868(Top 51%)5868(Top 312%)
20M20.00 mi1.36 mi18807+1897041+967041+9616374(Top 62%)5799(Top 51%)5799(Top 309%)
21M21.00 mi1.00 mi18445+3626852+1896852+18912587(Top 47%)3741(Top 33%)3741(Top 199%)
35K21.75 mi0.75 mi18352+936806+466806+4616160(Top 61%)5799(Top 51%)5799(Top 309%)
23M23.00 mi1.25 mi18140+2126694+1126694+11214537(Top 55%)4931(Top 43%)4931(Top 263%)
24M24.00 mi1.00 mi18074+666672+226672+2216513(Top 62%)6089(Top 53%)6089(Top 324%)
40K24.85 mi0.85 mi17959+1156612+606612+6014979(Top 56%)5294(Top 46%)5294(Top 282%)
25.2M25.20 mi0.35 mi17873+866554+586554+5811739(Top 44%)3635(Top 32%)3635(Top 194%)
Finish26.22 mi1.02 mi17600+2736414+1406414+1409836(Top 37%)2641(Top 23%)2641(Top 141%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21stories
+97ft-345ft

Overall

19674

Females

7491

F40-44

7491

5K→10K

3.1 - 6.2 mi

Top 75%
×5stories
+79ft-138ft

Overall

19917

Females

7646

F40-44

7646

10K→15K

6.2 - 9.3 mi

Top 74%
×3stories
+67ft-78ft

Overall

19674

Females

7491

F40-44

7491

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

18925

Females

7042

F40-44

7042

20K→Half

12.4 - 13.1 mi

Top 71%
×2stories
+19ft-37ft

Overall

18798

Females

6955

F40-44

6955

Half→25K

13.1 - 15.5 mi

Top 70%
×4stories
+66ft-88ft

Overall

18749

Females

6986

F40-44

6986

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

16659

Females

5868

F40-44

5868

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

16374

Females

5799

F40-44

5799

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12587

Females

3741

F40-44

3741

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

16160

Females

5799

F40-44

5799

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

14537

Females

4931

F40-44

4931

23M→24M

23.0 - 24.0 mi

Top 62%
×6stories
+12ft-82ft

Overall

16513

Females

6089

F40-44

6089

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14979

Females

5294

F40-44

5294

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11739

Females

3635

F40-44

3635

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

9836

Females

2641

F40-44

2641

Passing Analysis

Category:
Athletes Passed
3363
Passed By
488
Net Change
+2875
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20475
5K → 10K477207+270#20475#20205
10K → 15K287108+179#20205#20026
15K → 20K36339+324#20026#19702
20K → Half6217+45#19702#19657
Half → 25K20239+163#19657#19494
25K → 30K51517+498#19494#18996
30K → 20M20213+189#18996#18807
20M → 21M3620+362#18807#18445
21M → 35K1029+93#18445#18352
35K → 23M2153+212#18352#18140
23M → 24M9529+66#18140#18074
24M → 40K1216+115#18074#17959
40K → 25.2M871+86#17959#17873
25.2M → Finish2730+273#17873#17600
TOTALS3363488+2875
📊

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