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BOSTON MARATHON 2023

Mary Osgood

Bib: 26675•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
34:16
Rank: #25720
Start → 5K
11:02/mi
34:16 split
10K· 6.21 mi
1:07:57
Rank: #25498 (+222)
5K → 10K
10:50/mi
33:41 split
15K· 9.32 mi
1:41:48
Rank: #25337 (+161)
10K → 15K
10:54/mi
33:51 split
20K· 12.43 mi
2:16:27
Rank: #25179 (+158)
15K → 20K
11:09/mi
34:39 split
Half· 13.11 mi
2:24:01
Rank: #25177 (+2)
20K → Half
11:05/mi
7:34 split
25K· 15.53 mi
2:51:59
Rank: #25108 (+69)
Half → 25K
11:32/mi
27:58 split
30K· 18.64 mi
3:29:08
Rank: #24998 (+110)
25K → 30K
11:57/mi
37:09 split
20M
3:44:56
Rank: #24906 (+92)
30K → 20M
11:38/mi
15:48 split
21M
3:57:54
Rank: #24859 (+47)
20M → 21M
12:58/mi
12:58 split
35K· 21.75 mi
4:06:19
Rank: #24820 (+39)
21M → 35K
11:15/mi
8:25 split
23M
4:21:55
Rank: #24834 (-14)
35K → 23M
12:28/mi
15:36 split
24M
4:35:51
Rank: #24958 (-124)
23M → 24M
13:56/mi
13:56 split
40K· 24.85 mi
4:46:34
Rank: #24954 (+4)
24M → 40K
12:32/mi
10:43 split
25.2M
4:50:59
Rank: #24946 (+8)
40K → 25.2M
12:48/mi
4:25 split
Finish· 26.22 mi
5:02:37
Rank: #24938 (+8)
25.2M → Finish
11:25/mi
11:38 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:24:01
Pace10:59 /mi
2nd Half
Distance13.11 mi
Time2:38:36
Pace12:06 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:4834:1611:0234:16
11:02
-
10K
6.21 mi12:24:291:07:5710:5633:41
10:50
-0:12
15K
9.32 mi12:58:201:41:4810:5533:51
10:54
+0:04
20K
12.43 mi13:32:592:16:2710:5934:39
11:09
+0:15
Half
13.11 mi13:40:332:24:0110:597:34
11:05
-0:04
25K
15.53 mi14:08:312:51:5911:0427:58
11:32
+0:27
30K
18.64 mi14:45:403:29:0811:1337:09
11:57
+0:25
20M
20.00 mi15:01:283:44:5611:1515:48
11:38
-0:19
21M
21.00 mi15:14:263:57:5411:2012:58
12:58
+1:20
35K
21.75 mi15:22:514:06:1911:208:25
11:15
-1:43
23M
23.00 mi15:38:274:21:5511:2315:36
12:28
+1:13
24M
24.00 mi15:52:234:35:5111:3013:56
13:56
+1:28
40K
24.85 mi16:03:064:46:3411:3210:43
12:32
-1:24
25.2M
25.20 mi16:07:314:50:5911:334:25
12:48
+0:16
Finish
26.22 mi16:19:095:02:3711:3311:38
11:25
-1:23

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

10:50 /mi

Average Pace

11:33 /mi

Slowest Pace

13:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:22

36% of race

Time at Steady Pace

2:15:37

45% of race

Time at Slower Pace

57:38

19% of race

Average Pace: 11:32 /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 mi11:50:4834:1611:0234:16
11:02
#25720
10K
6.21 mi12:24:291:07:5710:5633:41
10:50
#25498
15K
9.32 mi12:58:201:41:4810:5533:51
10:54
#25337
20K
12.43 mi13:32:592:16:2710:5934:39
11:09
#25179
Half
13.11 mi13:40:332:24:0110:597:34
11:05
#25177
25K
15.53 mi14:08:312:51:5911:0427:58
11:32
#25108
30K
18.64 mi14:45:403:29:0811:1337:09
11:57
#24998
20M
20.00 mi15:01:283:44:5611:1515:48
11:38
#24906
21M
21.00 mi15:14:263:57:5411:2012:58
12:58
#24859
35K
21.75 mi15:22:514:06:1911:208:25
11:15
#24820
23M
23.00 mi15:38:274:21:5511:2315:36
12:28
#24834
24M
24.00 mi15:52:234:35:5111:3013:56
13:56
#24958
40K
24.85 mi16:03:064:46:3411:3210:43
12:32
#24954
25.2M
25.20 mi16:07:314:50:5911:334:25
12:48
#24946
Finish
26.22 mi16:19:095:02:3711:3311:38
11:25
#24938
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25720108671086725063(Top 94%)10494(Top 92%)10494(Top 215%)
10K6.21 mi3.10 mi25498+22210736+13110736+13125253(Top 95%)10584(Top 93%)10584(Top 217%)
15K9.32 mi3.11 mi25337+16110639+9710639+9725063(Top 94%)10494(Top 92%)10494(Top 215%)
20K12.43 mi3.11 mi25179+15810557+8210557+8224823(Top 93%)10380(Top 91%)10380(Top 213%)
Half13.11 mi0.68 mi25177+210559-210559-225078(Top 94%)10536(Top 92%)10536(Top 216%)
25K15.53 mi2.42 mi25108+6910524+3510524+3524721(Top 93%)10353(Top 91%)10353(Top 212%)
30K18.64 mi3.11 mi24998+11010485+3910485+3924448(Top 92%)10249(Top 90%)10249(Top 210%)
20M20.00 mi1.36 mi24906+9210446+3910446+3923728(Top 89%)9920(Top 87%)9920(Top 203%)
21M21.00 mi1.00 mi24859+4710424+2210424+2224046(Top 90%)10118(Top 89%)10118(Top 207%)
35K21.75 mi0.75 mi24820+3910408+1610408+1623744(Top 89%)10016(Top 88%)10016(Top 205%)
23M23.00 mi1.25 mi24834-1410424-1610424-1624541(Top 92%)10414(Top 91%)10414(Top 213%)
24M24.00 mi1.00 mi24958-12410504-8010504-8026045(Top 98%)11185(Top 98%)11185(Top 229%)
40K24.85 mi0.85 mi24954+410506-210506-224491(Top 92%)10432(Top 91%)10432(Top 214%)
25.2M25.20 mi0.35 mi24946+810505+110505+123751(Top 89%)10066(Top 88%)10066(Top 206%)
Finish26.22 mi1.02 mi24938+810507-210507-224586(Top 92%)10452(Top 91%)10452(Top 214%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21stories
+97ft-345ft

Overall

25063

Females

10494

F18-39

10494

5K→10K

3.1 - 6.2 mi

Top 95%
×5stories
+79ft-138ft

Overall

25253

Females

10584

F18-39

10584

10K→15K

6.2 - 9.3 mi

Top 94%
×3stories
+67ft-78ft

Overall

25063

Females

10494

F18-39

10494

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

24823

Females

10380

F18-39

10380

20K→Half

12.4 - 13.1 mi

Top 94%
×2stories
+19ft-37ft

Overall

25078

Females

10536

F18-39

10536

Half→25K

13.1 - 15.5 mi

Top 93%
×4stories
+66ft-88ft

Overall

24721

Females

10353

F18-39

10353

25K→30K

15.5 - 18.6 mi

Top 92%
×9stories
+181ft-148ft

Overall

24448

Females

10249

F18-39

10249

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

23728

Females

9920

F18-39

9920

20M→21M

20.0 - 21.0 mi

Top 90%
×8stories
+106ft-24ft

Overall

24046

Females

10118

F18-39

10118

21M→35K

21.0 - 21.8 mi

Top 89%
×7stories
+17ft-86ft

Overall

23744

Females

10016

F18-39

10016

35K→23M

21.8 - 23.0 mi

Top 92%
×5stories
+23ft-63ft

Overall

24541

Females

10414

F18-39

10414

23M→24M

23.0 - 24.0 mi

Top 98%
×6stories
+12ft-82ft

Overall

26045

Females

11185

F18-39

11185

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

24491

Females

10432

F18-39

10432

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

23751

Females

10066

F18-39

10066

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2stories
+22ft-21ft

Overall

24586

Females

10452

F18-39

10452

Passing Analysis

Category:
Athletes Passed
1237
Passed By
455
Net Change
+782
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25720
5K → 10K27654+222#25720#25498
10K → 15K20241+161#25498#25337
15K → 20K18022+158#25337#25179
20K → Half2422+2#25179#25177
Half → 25K11243+69#25177#25108
25K → 30K14434+110#25108#24998
30K → 20M964+92#24998#24906
20M → 21M5912+47#24906#24859
21M → 35K478+39#24859#24820
35K → 23M2943-14#24820#24834
23M → 24M2126-124#24834#24958
24M → 40K2521+4#24958#24954
40K → 25.2M135+8#24954#24946
25.2M → Finish2820+8#24946#24938
TOTALS1237455+782
📊

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