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BOSTON MARATHON 2023

Grace Healy

Bib: 29802•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 40%
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
25:09
Rank: #14690
Start → 5K
25:09 | 8:06/mi
10K· 6.21 mi
49:55
Rank: #14626 (+64)
5K → 10K
24:46 | 7:58/mi
15K· 9.32 mi
1:15:07
Rank: #14824 (-198)
10K → 15K
25:12 | 8:07/mi
20K· 12.43 mi
1:40:46
Rank: #14927 (-103)
15K → 20K
25:39 | 8:15/mi
Half· 13.11 mi
1:46:08
Rank: #14853 (+74)
20K → Half
5:22 | 7:52/mi
25K· 15.53 mi
2:06:04
Rank: #14756 (+97)
Half → 25K
19:56 | 8:13/mi
30K· 18.64 mi
2:32:34
Rank: #14691 (+65)
25K → 30K
26:30 | 8:32/mi
20M
2:44:13
Rank: #14641 (+50)
30K → 20M
11:39 | 8:34/mi
21M
2:53:18
Rank: #14565 (+76)
20M → 21M
9:05 | 9:05/mi
35K· 21.75 mi
2:59:26
Rank: #14529 (+36)
21M → 35K
6:08 | 8:12/mi
23M
3:10:18
Rank: #14494 (+35)
35K → 23M
10:52 | 8:41/mi
24M
3:19:02
Rank: #14532 (-38)
23M → 24M
8:44 | 8:44/mi
40K· 24.85 mi
3:26:27
Rank: #14515 (+17)
24M → 40K
7:25 | 8:40/mi
25.2M
3:29:45
Rank: #14517 (-2)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
3:38:25
Rank: #14537 (-20)
25.2M → Finish
8:40 | 8:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:08
Pace8:06 /mi
2nd Half
Distance13.11 mi
Time1:52:17
Pace8:34 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:4625:098:0625:09
8:06
-
10K
6.21 mi12:07:3249:558:0224:46
7:58
-0:08
15K
9.32 mi12:32:441:15:078:0425:12
8:07
+0:09
20K
12.43 mi12:58:231:40:468:0725:39
8:15
+0:08
Half
13.11 mi13:03:451:46:088:065:22
7:52
-0:23
25K
15.53 mi13:23:412:06:048:0719:56
8:13
+0:21
30K
18.64 mi13:50:112:32:348:1126:30
8:32
+0:19
20M
20.00 mi14:01:502:44:138:1311:39
8:34
+0:02
21M
21.00 mi14:10:552:53:188:159:05
9:05
+0:31
35K
21.75 mi14:17:032:59:268:156:08
8:12
-0:53
23M
23.00 mi14:27:553:10:188:1610:52
8:41
+0:29
24M
24.00 mi14:36:393:19:028:188:44
8:44
+0:03
40K
24.85 mi14:44:043:26:278:187:25
8:40
-0:04
25.2M
25.20 mi14:47:223:29:458:193:18
9:34
+0:54
Finish
26.22 mi14:56:023:38:258:208:40
8:30
-1:04

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

7:52 /mi

Average Pace

8:20 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:12:12

61% of race

Time at Steady Pace

1:05:06

30% of race

Time at Slower Pace

21:07

10% of race

Average Pace: 8:20 /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 mi11:42:4625:098:0625:09
8:06
#14690
10K
6.21 mi12:07:3249:558:0224:46
7:58
#14626
15K
9.32 mi12:32:441:15:078:0425:12
8:07
#14824
20K
12.43 mi12:58:231:40:468:0725:39
8:15
#14927
Half
13.11 mi13:03:451:46:088:065:22
7:52
#14853
25K
15.53 mi13:23:412:06:048:0719:56
8:13
#14756
30K
18.64 mi13:50:112:32:348:1126:30
8:32
#14691
20M
20.00 mi14:01:502:44:138:1311:39
8:34
#14641
21M
21.00 mi14:10:552:53:188:159:05
9:05
#14565
35K
21.75 mi14:17:032:59:268:156:08
8:12
#14529
23M
23.00 mi14:27:553:10:188:1610:52
8:41
#14494
24M
24.00 mi14:36:393:19:028:188:44
8:44
#14532
40K
24.85 mi14:44:043:26:278:187:25
8:40
#14515
25.2M
25.20 mi14:47:223:29:458:193:18
9:34
#14517
Finish
26.22 mi14:56:023:38:258:208:40
8:30
#14537
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi146904446444615248(Top 57%)4822(Top 42%)4822(Top 99%)
10K6.21 mi3.10 mi14626+644422+244422+2414605(Top 55%)4421(Top 39%)4421(Top 91%)
15K9.32 mi3.11 mi14824-1984552-1304552-13015248(Top 57%)4822(Top 42%)4822(Top 99%)
20K12.43 mi3.11 mi14927-1034638-864638-8615323(Top 58%)4914(Top 43%)4914(Top 101%)
Half13.11 mi0.68 mi14853+744595+434595+4313410(Top 50%)3759(Top 33%)3759(Top 77%)
25K15.53 mi2.42 mi14756+974558+374558+3714408(Top 54%)4460(Top 39%)4460(Top 91%)
30K18.64 mi3.11 mi14691+654546+124546+1214506(Top 54%)4628(Top 41%)4628(Top 95%)
20M20.00 mi1.36 mi14641+504546454614099(Top 53%)4471(Top 39%)4471(Top 92%)
21M21.00 mi1.00 mi14565+764532+144532+1413915(Top 52%)4448(Top 39%)4448(Top 91%)
35K21.75 mi0.75 mi14529+364519+134519+1313475(Top 51%)4274(Top 37%)4274(Top 88%)
23M23.00 mi1.25 mi14494+354522-34522-314269(Top 54%)4769(Top 42%)4769(Top 98%)
24M24.00 mi1.00 mi14532-384570-484570-4815859(Top 60%)5724(Top 50%)5724(Top 117%)
40K24.85 mi0.85 mi14515+174586-164586-1614391(Top 54%)4963(Top 43%)4963(Top 102%)
25.2M25.20 mi0.35 mi14517-24595-94595-915533(Top 58%)5594(Top 49%)5594(Top 115%)
Finish26.22 mi1.02 mi14537-204621-264621-2615466(Top 58%)5513(Top 48%)5513(Top 113%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21stories
+97ft-345ft

Overall

15248

Females

4822

F18-39

4822

5K→10K

3.1 - 6.2 mi

Top 55%
×5stories
+79ft-138ft

Overall

14605

Females

4421

F18-39

4421

10K→15K

6.2 - 9.3 mi

Top 57%
×3stories
+67ft-78ft

Overall

15248

Females

4822

F18-39

4822

15K→20K

9.3 - 12.4 mi

Top 58%
×5stories
+106ft-86ft

Overall

15323

Females

4914

F18-39

4914

20K→Half

12.4 - 13.1 mi

Top 50%
×2stories
+19ft-37ft

Overall

13410

Females

3759

F18-39

3759

Half→25K

13.1 - 15.5 mi

Top 54%
×4stories
+66ft-88ft

Overall

14408

Females

4460

F18-39

4460

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

14506

Females

4628

F18-39

4628

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

14099

Females

4471

F18-39

4471

20M→21M

20.0 - 21.0 mi

Top 52%
×8stories
+106ft-24ft

Overall

13915

Females

4448

F18-39

4448

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

13475

Females

4274

F18-39

4274

35K→23M

21.8 - 23.0 mi

Top 54%
×5stories
+23ft-63ft

Overall

14269

Females

4769

F18-39

4769

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

15859

Females

5724

F18-39

5724

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

14391

Females

4963

F18-39

4963

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

15533

Females

5594

F18-39

5594

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

15466

Females

5513

F18-39

5513

Passing Analysis

Category:
Athletes Passed
1643
Passed By
1490
Net Change
+153
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14690
5K → 10K322258+64#14690#14626
10K → 15K117315-198#14626#14824
15K → 20K152255-103#14824#14927
20K → Half806+74#14927#14853
Half → 25K18083+97#14853#14756
25K → 30K198133+65#14756#14691
30K → 20M10858+50#14691#14641
20M → 21M12246+76#14641#14565
21M → 35K6327+36#14565#14529
35K → 23M9156+35#14529#14494
23M → 24M6098-38#14494#14532
24M → 40K7053+17#14532#14515
40K → 25.2M2325-2#14515#14517
25.2M → Finish5777-20#14517#14537
TOTALS16431490+153
📊

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