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BOSTON MARATHON 2023

Bridget O'Kelly

Bib: 32190•F

CA

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
29:01
Rank: #21656
Start → 5K
9:20/mi
29:01 split
10K· 6.21 mi
56:38
Rank: #21121 (+535)
5K → 10K
8:53/mi
27:37 split
15K· 9.32 mi
1:23:50
Rank: #20540 (+581)
10K → 15K
8:45/mi
27:12 split
20K· 12.43 mi
1:51:21
Rank: #20156 (+384)
15K → 20K
8:51/mi
27:31 split
Half· 13.11 mi
1:57:23
Rank: #20151 (+5)
20K → Half
8:51/mi
6:02 split
25K· 15.53 mi
2:20:50
Rank: #20420 (-269)
Half → 25K
9:40/mi
23:27 split
30K· 18.64 mi
2:53:41
Rank: #20894 (-474)
25K → 30K
10:34/mi
32:51 split
20M
3:09:03
Rank: #21129 (-235)
30K → 20M
11:18/mi
15:22 split
21M
3:20:57
Rank: #21252 (-123)
20M → 21M
11:54/mi
11:54 split
35K· 21.75 mi
3:28:16
Rank: #21225 (+27)
21M → 35K
9:47/mi
7:19 split
23M
3:41:12
Rank: #21178 (+47)
35K → 23M
10:20/mi
12:56 split
24M
3:52:30
Rank: #21332 (-154)
23M → 24M
11:18/mi
11:18 split
40K· 24.85 mi
4:02:03
Rank: #21412 (-80)
24M → 40K
11:10/mi
9:33 split
25.2M
4:05:57
Rank: #21396 (+16)
40K → 25.2M
11:19/mi
3:54 split
Finish· 26.22 mi
4:15:21
Rank: #21306 (+90)
25.2M → Finish
9:13/mi
9:24 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:23
Pace8:57 /mi
2nd Half
Distance13.11 mi
Time2:17:58
Pace10:31 /mi
📊Positive Split: 17.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:4029:019:2029:01
9:20
-
10K
6.21 mi12:15:1756:389:0727:37
8:53
-0:27
15K
9.32 mi12:42:291:23:509:0027:12
8:45
-0:08
20K
12.43 mi13:10:001:51:218:5827:31
8:51
+0:06
Half
13.11 mi13:16:021:57:238:576:02
8:51
0:00
25K
15.53 mi13:39:292:20:509:0423:27
9:40
+0:49
30K
18.64 mi14:12:202:53:419:1932:51
10:34
+0:54
20M
20.00 mi14:27:423:09:039:2715:22
11:18
+0:44
21M
21.00 mi14:39:363:20:579:3411:54
11:54
+0:36
35K
21.75 mi14:46:553:28:169:357:19
9:47
-2:07
23M
23.00 mi14:59:513:41:129:3712:56
10:20
+0:33
24M
24.00 mi15:11:093:52:309:4111:18
11:18
+0:58
40K
24.85 mi15:20:424:02:039:449:33
11:10
-0:08
25.2M
25.20 mi15:24:364:05:579:463:54
11:19
+0:09
Finish
26.22 mi15:34:004:15:219:459:24
9:13
-2:06

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

8:45 /mi

Average Pace

9:45 /mi

Slowest Pace

11:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:46

38% of race

Time at Steady Pace

59:47

23% of race

Time at Slower Pace

1:37:48

38% of race

Average Pace: 9:44 /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 mi11:47:4029:019:2029:01
9:20
#21656
10K
6.21 mi12:15:1756:389:0727:37
8:53
#21121
15K
9.32 mi12:42:291:23:509:0027:12
8:45
#20540
20K
12.43 mi13:10:001:51:218:5827:31
8:51
#20156
Half
13.11 mi13:16:021:57:238:576:02
8:51
#20151
25K
15.53 mi13:39:292:20:509:0423:27
9:40
#20420
30K
18.64 mi14:12:202:53:419:1932:51
10:34
#20894
20M
20.00 mi14:27:423:09:039:2715:22
11:18
#21129
21M
21.00 mi14:39:363:20:579:3411:54
11:54
#21252
35K
21.75 mi14:46:553:28:169:357:19
9:47
#21225
23M
23.00 mi14:59:513:41:129:3712:56
10:20
#21178
24M
24.00 mi15:11:093:52:309:4111:18
11:18
#21332
40K
24.85 mi15:20:424:02:039:449:33
11:10
#21412
25.2M
25.20 mi15:24:364:05:579:463:54
11:19
#21396
Finish
26.22 mi15:34:004:15:219:459:24
9:13
#21306
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi216568720872019279(Top 72%)7261(Top 64%)7261(Top 149%)
10K6.21 mi3.10 mi21121+5358377+3438377+34320387(Top 77%)7918(Top 69%)7918(Top 162%)
15K9.32 mi3.11 mi20540+5818038+3398038+33919279(Top 72%)7261(Top 64%)7261(Top 149%)
20K12.43 mi3.11 mi20156+3847803+2357803+23518995(Top 71%)7087(Top 62%)7087(Top 145%)
Half13.11 mi0.68 mi20151+57798+57798+519783(Top 74%)7554(Top 66%)7554(Top 155%)
25K15.53 mi2.42 mi20420-2697947-1497947-14921369(Top 80%)8482(Top 74%)8482(Top 174%)
30K18.64 mi3.11 mi20894-4748212-2658212-26522359(Top 84%)9106(Top 80%)9106(Top 186%)
20M20.00 mi1.36 mi21129-2358377-1658377-16523192(Top 87%)9619(Top 84%)9619(Top 197%)
21M21.00 mi1.00 mi21252-1238450-738450-7322602(Top 85%)9337(Top 82%)9337(Top 191%)
35K21.75 mi0.75 mi21225+278447+38447+320709(Top 78%)8340(Top 73%)8340(Top 171%)
23M23.00 mi1.25 mi21178+478431+168431+1620910(Top 79%)8470(Top 74%)8470(Top 173%)
24M24.00 mi1.00 mi21332-1548526-958526-9523587(Top 89%)9935(Top 87%)9935(Top 203%)
40K24.85 mi0.85 mi21412-808575-498575-4922689(Top 85%)9495(Top 83%)9495(Top 194%)
25.2M25.20 mi0.35 mi21396+168571+48571+421161(Top 79%)8683(Top 76%)8683(Top 178%)
Finish26.22 mi1.02 mi21306+908527+448527+4419062(Top 72%)7478(Top 65%)7478(Top 153%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

19279

Females

7261

F18-39

7261

5K→10K

3.1 - 6.2 mi

Top 77%
×5story building
+79ft-138ft

Overall

20387

Females

7918

F18-39

7918

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

19279

Females

7261

F18-39

7261

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

18995

Females

7087

F18-39

7087

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

19783

Females

7554

F18-39

7554

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

21369

Females

8482

F18-39

8482

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

22359

Females

9106

F18-39

9106

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

23192

Females

9619

F18-39

9619

20M→21M

20.0 - 21.0 mi

Top 85%
×8story building
+106ft-24ft

Overall

22602

Females

9337

F18-39

9337

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

20709

Females

8340

F18-39

8340

35K→23M

21.8 - 23.0 mi

Top 79%
×5story building
+23ft-63ft

Overall

20910

Females

8470

F18-39

8470

23M→24M

23.0 - 24.0 mi

Top 89%
×6story building
+12ft-82ft

Overall

23587

Females

9935

F18-39

9935

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22689

Females

9495

F18-39

9495

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

21161

Females

8683

F18-39

8683

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

19062

Females

7478

F18-39

7478

Passing Analysis

Category:
Athletes Passed
2117
Passed By
1767
Net Change
+350
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21656
5K → 10K62994+535#21656#21121
10K → 15K60322+581#21121#20540
15K → 20K41026+384#20540#20156
20K → Half3126+5#20156#20151
Half → 25K52321-269#20151#20420
25K → 30K46520-474#20420#20894
30K → 20M23258-235#20894#21129
20M → 21M28151-123#21129#21252
21M → 35K4720+27#21252#21225
35K → 23M8841+47#21225#21178
23M → 24M14168-154#21178#21332
24M → 40K21101-80#21332#21412
40K → 25.2M248+16#21412#21396
25.2M → Finish10111+90#21396#21306
TOTALS21171767+350
📊

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