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BOSTON MARATHON 2023

Elaine O'Loughlin

Bib: 29185•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
34:36
Rank: #25865
Start → 5K
34:36 | 11:08/mi
10K· 6.21 mi
1:12:06
Rank: #26163 (-298)
5K → 10K
37:30 | 12:04/mi
15K· 9.32 mi
1:53:03
Rank: #26360 (-197)
10K → 15K
40:57 | 13:11/mi
20K· 12.43 mi
2:37:25
Rank: #26463 (-103)
15K → 20K
44:22 | 14:17/mi
Half· 13.11 mi
2:46:05
Rank: #26459 (+4)
20K → Half
8:40 | 12:42/mi
25K· 15.53 mi
3:21:49
Rank: #26495 (-36)
Half → 25K
35:44 | 14:44/mi
30K· 18.64 mi
4:13:36
Rank: #26578 (-83)
25K → 30K
51:47 | 16:40/mi
20M
4:33:03
Rank: #26568 (+10)
30K → 20M
19:27 | 14:19/mi
21M
4:48:19
Rank: #26558 (+10)
20M → 21M
15:16 | 15:16/mi
35K· 21.75 mi
4:58:25
Rank: #26555 (+3)
21M → 35K
10:06 | 13:30/mi
23M
5:16:32
Rank: #26554 (+1)
35K → 23M
18:07 | 14:28/mi
24M
5:31:12
Rank: #26559 (-5)
23M → 24M
14:40 | 14:40/mi
40K· 24.85 mi
5:46:18
Rank: #26582 (-23)
24M → 40K
15:06 | 17:40/mi
25.2M
5:51:23
Rank: #26580 (+2)
40K → 25.2M
5:05 | 14:44/mi
Finish· 26.22 mi
6:05:38
Rank: #26581 (-1)
25.2M → Finish
14:15 | 13:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:46:05
Pace12:40 /mi
2nd Half
Distance13.11 mi
Time3:19:33
Pace15:13 /mi
📊Positive Split: 20.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:0334:3611:0834:36
11:08
-
10K
6.21 mi12:30:331:12:0611:3637:30
12:04
+0:56
15K
9.32 mi13:11:301:53:0312:0840:57
13:11
+1:07
20K
12.43 mi13:55:522:37:2512:4044:22
14:17
+1:06
Half
13.11 mi14:04:322:46:0512:408:40
12:42
-1:35
25K
15.53 mi14:40:163:21:4913:0035:44
14:44
+2:02
30K
18.64 mi15:32:034:13:3613:3651:47
16:40
+1:56
20M
20.00 mi15:51:304:33:0313:3919:27
14:19
-2:21
21M
21.00 mi16:06:464:48:1913:4415:16
15:16
+0:57
35K
21.75 mi16:16:524:58:2513:4310:06
13:30
-1:46
23M
23.00 mi16:34:595:16:3213:4618:07
14:28
+0:58
24M
24.00 mi16:49:395:31:1213:4814:40
14:40
+0:12
40K
24.85 mi17:04:455:46:1813:5615:06
17:40
+3:00
25.2M
25.20 mi17:09:505:51:2313:575:05
14:44
-2:56
Finish
26.22 mi17:24:056:05:3813:5714:15
13:59
-0:45

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

11:08 /mi

Average Pace

13:57 /mi

Slowest Pace

17:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:49

36% of race

Time at Steady Pace

2:31:40

41% of race

Time at Slower Pace

1:22:09

22% of race

Average Pace: 13:57 /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 mi11:53:0334:3611:0834:36
11:08
#25865
10K
6.21 mi12:30:331:12:0611:3637:30
12:04
#26163
15K
9.32 mi13:11:301:53:0312:0840:57
13:11
#26360
20K
12.43 mi13:55:522:37:2512:4044:22
14:17
#26463
Half
13.11 mi14:04:322:46:0512:408:40
12:42
#26459
25K
15.53 mi14:40:163:21:4913:0035:44
14:44
#26495
30K
18.64 mi15:32:034:13:3613:3651:47
16:40
#26578
20M
20.00 mi15:51:304:33:0313:3919:27
14:19
#26568
21M
21.00 mi16:06:464:48:1913:4415:16
15:16
#26558
35K
21.75 mi16:16:524:58:2513:4310:06
13:30
#26555
23M
23.00 mi16:34:595:16:3213:4618:07
14:28
#26554
24M
24.00 mi16:49:395:31:1213:4814:40
14:40
#26559
40K
24.85 mi17:04:455:46:1813:5615:06
17:40
#26582
25.2M
25.20 mi17:09:505:51:2313:575:05
14:44
#26580
Finish
26.22 mi17:24:056:05:3813:5714:15
13:59
#26581
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25865109661096626527(Top 100%)11378(Top 100%)11378(Top 233%)
10K6.21 mi3.10 mi26163-29811144-17811144-17826306(Top 99%)11236(Top 98%)11236(Top 230%)
15K9.32 mi3.11 mi26360-19711269-12511269-12526527(Top 100%)11378(Top 100%)11378(Top 233%)
20K12.43 mi3.11 mi26463-10311336-6711336-6726549(Top 100%)11386(Top 100%)11386(Top 233%)
Half13.11 mi0.68 mi26459+411333+311333+326252(Top 99%)11217(Top 98%)11217(Top 230%)
25K15.53 mi2.42 mi26495-3611360-2711360-2726515(Top 100%)11364(Top 99%)11364(Top 233%)
30K18.64 mi3.11 mi26578-8311407-4711407-4726589(Top 100%)11411(Top 100%)11411(Top 234%)
20M20.00 mi1.36 mi26568+1011400+711400+726008(Top 98%)11130(Top 97%)11130(Top 228%)
21M21.00 mi1.00 mi26558+1011392+811392+825887(Top 97%)11046(Top 97%)11046(Top 226%)
35K21.75 mi0.75 mi26555+3113921139225904(Top 97%)11095(Top 97%)11095(Top 227%)
23M23.00 mi1.25 mi26554+111391+111391+126107(Top 98%)11192(Top 98%)11192(Top 229%)
24M24.00 mi1.00 mi26559-511394-311394-326322(Top 99%)11308(Top 99%)11308(Top 232%)
40K24.85 mi0.85 mi26582-2311406-1211406-1226559(Top 100%)11401(Top 100%)11401(Top 233%)
25.2M25.20 mi0.35 mi26580+211405+111405+125567(Top 96%)10965(Top 96%)10965(Top 225%)
Finish26.22 mi1.02 mi26581-111406-111406-126352(Top 99%)11332(Top 99%)11332(Top 232%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
×21stories
+97ft-345ft

Overall

26527

Females

11378

F18-39

11378

5K→10K

3.1 - 6.2 mi

Top 99%
×5stories
+79ft-138ft

Overall

26306

Females

11236

F18-39

11236

10K→15K

6.2 - 9.3 mi

Top 100%
×3stories
+67ft-78ft

Overall

26527

Females

11378

F18-39

11378

15K→20K

9.3 - 12.4 mi

Top 100%
×5stories
+106ft-86ft

Overall

26549

Females

11386

F18-39

11386

20K→Half

12.4 - 13.1 mi

Top 99%
×2stories
+19ft-37ft

Overall

26252

Females

11217

F18-39

11217

Half→25K

13.1 - 15.5 mi

Top 100%
×4stories
+66ft-88ft

Overall

26515

Females

11364

F18-39

11364

25K→30K

15.5 - 18.6 mi

Top 100%
×9stories
+181ft-148ft

Overall

26589

Females

11411

F18-39

11411

30K→20M

18.6 - 20.0 mi

Top 98%
×5stories
+64ft-50ft

Overall

26008

Females

11130

F18-39

11130

20M→21M

20.0 - 21.0 mi

Top 97%
×8stories
+106ft-24ft

Overall

25887

Females

11046

F18-39

11046

21M→35K

21.0 - 21.8 mi

Top 97%
×7stories
+17ft-86ft

Overall

25904

Females

11095

F18-39

11095

35K→23M

21.8 - 23.0 mi

Top 98%
×5stories
+23ft-63ft

Overall

26107

Females

11192

F18-39

11192

23M→24M

23.0 - 24.0 mi

Top 99%
×6stories
+12ft-82ft

Overall

26322

Females

11308

F18-39

11308

24M→40K

24.0 - 24.9 mi

Top 100%
×1story
+6ft-20ft

Overall

26559

Females

11401

F18-39

11401

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

25567

Females

10965

F18-39

10965

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×2stories
+22ft-21ft

Overall

26352

Females

11332

F18-39

11332

Passing Analysis

Category:
Athletes Passed
75
Passed By
791
Net Change
-716
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25865
5K → 10K11309-298#25865#26163
10K → 15K5202-197#26163#26360
15K → 20K8111-103#26360#26463
20K → Half62+4#26463#26459
Half → 25K844-36#26459#26495
25K → 30K184-83#26495#26578
30K → 20M111+10#26578#26568
20M → 21M111+10#26568#26558
21M → 35K52+3#26558#26555
35K → 23M32+1#26555#26554
23M → 24M27-5#26554#26559
24M → 40K225-23#26559#26582
40K → 25.2M20+2#26582#26580
25.2M → Finish01-1#26580#26581
TOTALS75791-716
📊

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