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BOSTON MARATHON 2023

Jen Stovsky

Bib: 25685•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
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
29:29
Rank: #22067
Start → 5K
29:29 | 9:29/mi
10K· 6.21 mi
57:43
Rank: #21696 (+371)
5K → 10K
28:14 | 9:05/mi
15K· 9.32 mi
1:26:29
Rank: #21636 (+60)
10K → 15K
28:46 | 9:16/mi
20K· 12.43 mi
1:57:24
Rank: #21938 (-302)
15K → 20K
30:55 | 9:57/mi
Half· 13.11 mi
2:04:05
Rank: #21996 (-58)
20K → Half
6:41 | 9:48/mi
25K· 15.53 mi
2:29:31
Rank: #22278 (-282)
Half → 25K
25:26 | 10:29/mi
30K· 18.64 mi
3:07:29
Rank: #22931 (-653)
25K → 30K
37:58 | 12:13/mi
20M
3:23:44
Rank: #23054 (-123)
30K → 20M
16:15 | 11:57/mi
21M
3:37:27
Rank: #23212 (-158)
20M → 21M
13:43 | 13:43/mi
35K· 21.75 mi
3:46:22
Rank: #23264 (-52)
21M → 35K
8:55 | 11:55/mi
23M
3:59:55
Rank: #23209 (+55)
35K → 23M
13:33 | 10:49/mi
24M
4:10:39
Rank: #23171 (+38)
23M → 24M
10:44 | 10:44/mi
40K· 24.85 mi
4:19:40
Rank: #23092 (+79)
24M → 40K
9:01 | 10:33/mi
25.2M
4:24:18
Rank: #23128 (-36)
40K → 25.2M
4:38 | 13:26/mi
Finish· 26.22 mi
4:34:47
Rank: #23095 (+33)
25.2M → Finish
10:29 | 10:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:05
Pace9:28 /mi
2nd Half
Distance13.11 mi
Time2:30:42
Pace11:30 /mi
📊Positive Split: 21.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:2129:299:2929:29
9:29
-
10K
6.21 mi12:13:3557:439:1728:14
9:05
-0:24
15K
9.32 mi12:42:211:26:299:1728:46
9:16
+0:11
20K
12.43 mi13:13:161:57:249:2730:55
9:57
+0:41
Half
13.11 mi13:19:572:04:059:286:41
9:48
-0:09
25K
15.53 mi13:45:232:29:319:3725:26
10:29
+0:41
30K
18.64 mi14:23:213:07:2910:0337:58
12:13
+1:44
20M
20.00 mi14:39:363:23:4410:1116:15
11:57
-0:16
21M
21.00 mi14:53:193:37:2710:2113:43
13:43
+1:46
35K
21.75 mi15:02:143:46:2210:258:55
11:55
-1:48
23M
23.00 mi15:15:473:59:5510:2613:33
10:49
-1:06
24M
24.00 mi15:26:314:10:3910:2710:44
10:44
-0:05
40K
24.85 mi15:35:324:19:4010:279:01
10:33
-0:11
25.2M
25.20 mi15:40:104:24:1810:294:38
13:26
+2:53
Finish
26.22 mi15:50:394:34:4710:2910:29
10:17
-3:09

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

9:05 /mi

Average Pace

10:29 /mi

Slowest Pace

13:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:33:10

34% of race

Time at Steady Pace

1:40:08

36% of race

Time at Slower Pace

1:21:29

30% of race

Average Pace: 10:29 /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 mi11:45:2129:299:2929:29
9:29
#22067
10K
6.21 mi12:13:3557:439:1728:14
9:05
#21696
15K
9.32 mi12:42:211:26:299:1728:46
9:16
#21636
20K
12.43 mi13:13:161:57:249:2730:55
9:57
#21938
Half
13.11 mi13:19:572:04:059:286:41
9:48
#21996
25K
15.53 mi13:45:232:29:319:3725:26
10:29
#22278
30K
18.64 mi14:23:213:07:2910:0337:58
12:13
#22931
20M
20.00 mi14:39:363:23:4410:1116:15
11:57
#23054
21M
21.00 mi14:53:193:37:2710:2113:43
13:43
#23212
35K
21.75 mi15:02:143:46:2210:258:55
11:55
#23264
23M
23.00 mi15:15:473:59:5510:2613:33
10:49
#23209
24M
24.00 mi15:26:314:10:3910:2710:44
10:44
#23171
40K
24.85 mi15:35:324:19:4010:279:01
10:33
#23092
25.2M
25.20 mi15:40:104:24:1810:294:38
13:26
#23128
Finish
26.22 mi15:50:394:34:4710:2910:29
10:17
#23095
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi220678912891221519(Top 81%)8514(Top 75%)8514(Top 174%)
10K6.21 mi3.10 mi21696+3718686+2268686+22621231(Top 80%)8407(Top 74%)8407(Top 172%)
15K9.32 mi3.11 mi21636+608636+508636+5021519(Top 81%)8514(Top 75%)8514(Top 174%)
20K12.43 mi3.11 mi21938-3028800-1648800-16422794(Top 86%)9244(Top 81%)9244(Top 189%)
Half13.11 mi0.68 mi21996-588831-318831-3122890(Top 86%)9300(Top 81%)9300(Top 190%)
25K15.53 mi2.42 mi22278-2828992-1618992-16123190(Top 87%)9487(Top 83%)9487(Top 194%)
30K18.64 mi3.11 mi22931-6539348-3569348-35624732(Top 93%)10416(Top 91%)10416(Top 213%)
20M20.00 mi1.36 mi23054-1239426-789426-7824152(Top 91%)10156(Top 89%)10156(Top 208%)
21M21.00 mi1.00 mi23212-1589514-889514-8824799(Top 93%)10502(Top 92%)10502(Top 215%)
35K21.75 mi0.75 mi23264-529547-339547-3324606(Top 92%)10453(Top 92%)10453(Top 214%)
23M23.00 mi1.25 mi23209+559527+209527+2022020(Top 83%)9086(Top 80%)9086(Top 186%)
24M24.00 mi1.00 mi23171+389518+99518+922540(Top 85%)9386(Top 82%)9386(Top 192%)
40K24.85 mi0.85 mi23092+799489+299489+2921337(Top 80%)8802(Top 77%)8802(Top 180%)
25.2M25.20 mi0.35 mi23128-369513-249513-2424463(Top 92%)10412(Top 91%)10412(Top 213%)
Finish26.22 mi1.02 mi23095+339497+169497+1622537(Top 85%)9412(Top 82%)9412(Top 193%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21stories
+97ft-345ft

Overall

21519

Females

8514

F18-39

8514

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

21231

Females

8407

F18-39

8407

10K→15K

6.2 - 9.3 mi

Top 81%
×3stories
+67ft-78ft

Overall

21519

Females

8514

F18-39

8514

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

22794

Females

9244

F18-39

9244

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

22890

Females

9300

F18-39

9300

Half→25K

13.1 - 15.5 mi

Top 87%
×4stories
+66ft-88ft

Overall

23190

Females

9487

F18-39

9487

25K→30K

15.5 - 18.6 mi

Top 93%
×9stories
+181ft-148ft

Overall

24732

Females

10416

F18-39

10416

30K→20M

18.6 - 20.0 mi

Top 91%
×5stories
+64ft-50ft

Overall

24152

Females

10156

F18-39

10156

20M→21M

20.0 - 21.0 mi

Top 93%
×8stories
+106ft-24ft

Overall

24799

Females

10502

F18-39

10502

21M→35K

21.0 - 21.8 mi

Top 92%
×7stories
+17ft-86ft

Overall

24606

Females

10453

F18-39

10453

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

22020

Females

9086

F18-39

9086

23M→24M

23.0 - 24.0 mi

Top 85%
×6stories
+12ft-82ft

Overall

22540

Females

9386

F18-39

9386

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21337

Females

8802

F18-39

8802

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

24463

Females

10412

F18-39

10412

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

22537

Females

9412

F18-39

9412

Passing Analysis

Category:
Athletes Passed
1116
Passed By
2144
Net Change
-1028
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22067
5K → 10K491120+371#22067#21696
10K → 15K194134+60#21696#21636
15K → 20K46348-302#21636#21938
20K → Half1371-58#21938#21996
Half → 25K36318-282#21996#22278
25K → 30K12665-653#22278#22931
30K → 20M34157-123#22931#23054
20M → 21M9167-158#23054#23212
21M → 35K1870-52#23212#23264
35K → 23M6813+55#23264#23209
23M → 24M5315+38#23209#23171
24M → 40K878+79#23171#23092
40K → 25.2M440-36#23092#23128
25.2M → Finish5118+33#23128#23095
TOTALS11162144-1028
📊

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