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BOSTON MARATHON 2023

Grace Crowell

Bib: 9790•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 24%
Gender (Female)
#0 / 11423
Top 6%
Division (F18-39)
#0 / 4884
Top 12%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:12
Rank: #7162
Start → 5K
7:09/mi
22:12 split
10K· 6.21 mi
44:21
Rank: #7350 (-188)
5K → 10K
7:08/mi
22:09 split
15K· 9.32 mi
1:06:31
Rank: #7337 (+13)
10K → 15K
7:08/mi
22:10 split
20K· 12.43 mi
1:28:33
Rank: #7081 (+256)
15K → 20K
7:06/mi
22:02 split
Half· 13.11 mi
1:33:21
Rank: #7063 (+18)
20K → Half
7:02/mi
4:48 split
25K· 15.53 mi
1:50:45
Rank: #6945 (+118)
Half → 25K
7:11/mi
17:24 split
30K· 18.64 mi
2:13:53
Rank: #6889 (+56)
25K → 30K
7:27/mi
23:08 split
20M
2:24:01
Rank: #6851 (+38)
30K → 20M
7:27/mi
10:08 split
21M
2:32:05
Rank: #6834 (+17)
20M → 21M
8:04/mi
8:04 split
35K· 21.75 mi
2:37:36
Rank: #6825 (+9)
21M → 35K
7:22/mi
5:31 split
23M
2:46:50
Rank: #6716 (+109)
35K → 23M
7:22/mi
9:14 split
24M
2:54:01
Rank: #6634 (+82)
23M → 24M
7:11/mi
7:11 split
40K· 24.85 mi
3:00:14
Rank: #6533 (+101)
24M → 40K
7:16/mi
6:13 split
25.2M
3:02:59
Rank: #6514 (+19)
40K → 25.2M
7:58/mi
2:45 split
Finish· 26.22 mi
3:10:10
Rank: #6461 (+53)
25.2M → Finish
7:03/mi
7:11 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:21
Pace7:07 /mi
2nd Half
Distance13.11 mi
Time1:36:49
Pace7:23 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:4622:127:0922:12
7:09
-
10K
6.21 mi11:09:5544:217:0822:09
7:08
-0:01
15K
9.32 mi11:32:051:06:317:0822:10
7:08
0:00
20K
12.43 mi11:54:071:28:337:0822:02
7:06
-0:02
Half
13.11 mi11:58:551:33:217:074:48
7:02
-0:04
25K
15.53 mi12:16:191:50:457:0817:24
7:11
+0:09
30K
18.64 mi12:39:272:13:537:1123:08
7:27
+0:16
20M
20.00 mi12:49:352:24:017:1210:08
7:27
0:00
21M
21.00 mi12:57:392:32:057:158:04
8:04
+0:37
35K
21.75 mi13:03:102:37:367:155:31
7:22
-0:42
23M
23.00 mi13:12:242:46:507:159:14
7:22
0:00
24M
24.00 mi13:19:352:54:017:157:11
7:11
-0:11
40K
24.85 mi13:25:483:00:147:156:13
7:16
+0:05
25.2M
25.20 mi13:28:333:02:597:162:45
7:58
+0:42
Finish
26.22 mi13:35:443:10:107:157:11
7:03
-0:55

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

7:02 /mi

Average Pace

7:15 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:21

94% of race

Time at Steady Pace

10:49

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:15 /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 mi10:47:4622:127:0922:12
7:09
#7162
10K
6.21 mi11:09:5544:217:0822:09
7:08
#7350
15K
9.32 mi11:32:051:06:317:0822:10
7:08
#7337
20K
12.43 mi11:54:071:28:337:0822:02
7:06
#7081
Half
13.11 mi11:58:551:33:217:074:48
7:02
#7063
25K
15.53 mi12:16:191:50:457:0817:24
7:11
#6945
30K
18.64 mi12:39:272:13:537:1123:08
7:27
#6889
20M
20.00 mi12:49:352:24:017:1210:08
7:27
#6851
21M
21.00 mi12:57:392:32:057:158:04
8:04
#6834
35K
21.75 mi13:03:102:37:367:155:31
7:22
#6825
23M
23.00 mi13:12:242:46:507:159:14
7:22
#6716
24M
24.00 mi13:19:352:54:017:157:11
7:11
#6634
40K
24.85 mi13:25:483:00:147:156:13
7:16
#6533
25.2M
25.20 mi13:28:333:02:597:162:45
7:58
#6514
Finish
26.22 mi13:35:443:10:107:157:11
7:03
#6461
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi71627587587378(Top 28%)851(Top 7%)851(Top 17%)
10K6.21 mi3.10 mi7350-188819-61819-617621(Top 29%)922(Top 8%)922(Top 19%)
15K9.32 mi3.11 mi7337+13824-5824-57378(Top 28%)851(Top 7%)851(Top 17%)
20K12.43 mi3.11 mi7081+256767+57767+576524(Top 25%)662(Top 6%)662(Top 14%)
Half13.11 mi0.68 mi7063+18761+6761+66814(Top 26%)711(Top 6%)711(Top 15%)
25K15.53 mi2.42 mi6945+118740+21740+216556(Top 25%)715(Top 6%)715(Top 15%)
30K18.64 mi3.11 mi6889+56752-12752-126869(Top 26%)884(Top 8%)884(Top 18%)
20M20.00 mi1.36 mi6851+38753-1753-16525(Top 25%)850(Top 7%)850(Top 17%)
21M21.00 mi1.00 mi6834+17754-1754-17802(Top 29%)1417(Top 12%)1417(Top 29%)
35K21.75 mi0.75 mi6825+9760-6760-67661(Top 29%)1355(Top 12%)1355(Top 28%)
23M23.00 mi1.25 mi6716+109755+5755+55751(Top 22%)734(Top 6%)734(Top 15%)
24M24.00 mi1.00 mi6634+82747+8747+85682(Top 21%)778(Top 7%)778(Top 16%)
40K24.85 mi0.85 mi6533+101735+12735+125285(Top 20%)744(Top 7%)744(Top 15%)
25.2M25.20 mi0.35 mi6514+19740-5740-56393(Top 24%)1177(Top 10%)1177(Top 24%)
Finish26.22 mi1.02 mi6461+53733+7733+75540(Top 21%)919(Top 8%)919(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7378

Females

851

F18-39

851

5K→10K

3.1 - 6.2 mi

Top 29%
×5story building
+79ft-138ft

Overall

7621

Females

922

F18-39

922

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7378

Females

851

F18-39

851

15K→20K

9.3 - 12.4 mi

Top 25%
×5story building
+106ft-86ft

Overall

6524

Females

662

F18-39

662

20K→Half

12.4 - 13.1 mi

Top 26%
×2story building
+19ft-37ft

Overall

6814

Females

711

F18-39

711

Half→25K

13.1 - 15.5 mi

Top 25%
×4story building
+66ft-88ft

Overall

6556

Females

715

F18-39

715

25K→30K

15.5 - 18.6 mi

Top 26%
×9story building
+181ft-148ft

Overall

6869

Females

884

F18-39

884

30K→20M

18.6 - 20.0 mi

Top 25%
×5story building
+64ft-50ft

Overall

6525

Females

850

F18-39

850

20M→21M

20.0 - 21.0 mi

Top 29%
×8story building
+106ft-24ft

Overall

7802

Females

1417

F18-39

1417

21M→35K

21.0 - 21.8 mi

Top 29%
×7story building
+17ft-86ft

Overall

7661

Females

1355

F18-39

1355

35K→23M

21.8 - 23.0 mi

Top 22%
×5story building
+23ft-63ft

Overall

5751

Females

734

F18-39

734

23M→24M

23.0 - 24.0 mi

Top 21%
×6story building
+12ft-82ft

Overall

5682

Females

778

F18-39

778

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5285

Females

744

F18-39

744

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6393

Females

1177

F18-39

1177

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2story building
+22ft-21ft

Overall

5540

Females

919

F18-39

919

Passing Analysis

Category:
Athletes Passed
1483
Passed By
782
Net Change
+701
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7162
5K → 10K139327-188#7162#7350
10K → 15K138125+13#7350#7337
15K → 20K2659+256#7337#7081
20K → Half224+18#7081#7063
Half → 25K14628+118#7063#6945
25K → 30K14589+56#6945#6889
30K → 20M8042+38#6889#6851
20M → 21M6851+17#6851#6834
21M → 35K4233+9#6834#6825
35K → 23M12920+109#6825#6716
23M → 24M908+82#6716#6634
24M → 40K1109+101#6634#6533
40K → 25.2M3112+19#6533#6514
25.2M → Finish7825+53#6514#6461
TOTALS1483782+701
📊

Passing Visuals

Category:
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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