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BOSTON MARATHON 2023

Amelia Oichi

Bib: 23391•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F60-64)
#0 / 527
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
28:01
Rank: #20542
Start → 5K
28:01 | 9:01/mi
10K· 6.21 mi
55:57
Rank: #20673 (-131)
5K → 10K
27:56 | 8:59/mi
15K· 9.32 mi
1:24:20
Rank: #20790 (-117)
10K → 15K
28:23 | 9:08/mi
20K· 12.43 mi
1:53:22
Rank: #20882 (-92)
15K → 20K
29:02 | 9:21/mi
Half· 13.11 mi
1:59:42
Rank: #20911 (-29)
20K → Half
6:20 | 9:17/mi
25K· 15.53 mi
2:23:03
Rank: #20961 (-50)
Half → 25K
23:21 | 9:38/mi
30K· 18.64 mi
2:54:23
Rank: #21026 (-65)
25K → 30K
31:20 | 10:05/mi
20M
3:08:18
Rank: #21019 (+7)
30K → 20M
13:55 | 10:14/mi
21M
3:19:18
Rank: #20987 (+32)
20M → 21M
11:00 | 11:00/mi
35K· 21.75 mi
3:26:41
Rank: #20981 (+6)
21M → 35K
7:23 | 9:52/mi
23M
3:39:34
Rank: #20949 (+32)
35K → 23M
12:53 | 10:17/mi
24M
3:49:38
Rank: #20946 (+3)
23M → 24M
10:04 | 10:04/mi
40K· 24.85 mi
3:58:33
Rank: #20940 (+6)
24M → 40K
8:55 | 10:26/mi
25.2M
4:02:41
Rank: #20971 (-31)
40K → 25.2M
4:08 | 11:59/mi
Finish· 26.22 mi
4:12:54
Rank: #21013 (-42)
25.2M → Finish
10:13 | 10:02/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:42
Pace9:08 /mi
2nd Half
Distance13.11 mi
Time2:13:12
Pace10:10 /mi
📊Positive Split: 11.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:0728:019:0128:01
9:01
-
10K
6.21 mi11:51:0355:579:0027:56
8:59
-0:02
15K
9.32 mi12:19:261:24:209:0328:23
9:08
+0:09
20K
12.43 mi12:48:281:53:229:0729:02
9:21
+0:13
Half
13.11 mi12:54:481:59:429:086:20
9:17
-0:04
25K
15.53 mi13:18:092:23:039:1323:21
9:38
+0:21
30K
18.64 mi13:49:292:54:239:2131:20
10:05
+0:27
20M
20.00 mi14:03:243:08:189:2513:55
10:14
+0:09
21M
21.00 mi14:14:243:19:189:2911:00
11:00
+0:46
35K
21.75 mi14:21:473:26:419:307:23
9:52
-1:08
23M
23.00 mi14:34:403:39:349:3312:53
10:17
+0:25
24M
24.00 mi14:44:443:49:389:3410:04
10:04
-0:13
40K
24.85 mi14:53:393:58:339:368:55
10:26
+0:22
25.2M
25.20 mi14:57:474:02:419:384:08
11:59
+1:33
Finish
26.22 mi15:08:004:12:549:3910:13
10:02
-1:57

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

8:59 /mi

Average Pace

9:39 /mi

Slowest Pace

11:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:23:03

57% of race

Time at Steady Pace

1:25:48

34% of race

Time at Slower Pace

24:03

10% of race

Average Pace: 9:39 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:23:0728:019:0128:01
9:01
#20542
10K
6.21 mi11:51:0355:579:0027:56
8:59
#20673
15K
9.32 mi12:19:261:24:209:0328:23
9:08
#20790
20K
12.43 mi12:48:281:53:229:0729:02
9:21
#20882
Half
13.11 mi12:54:481:59:429:086:20
9:17
#20911
25K
15.53 mi13:18:092:23:039:1323:21
9:38
#20961
30K
18.64 mi13:49:292:54:239:2131:20
10:05
#21026
20M
20.00 mi14:03:243:08:189:2513:55
10:14
#21019
21M
21.00 mi14:14:243:19:189:2911:00
11:00
#20987
35K
21.75 mi14:21:473:26:419:307:23
9:52
#20981
23M
23.00 mi14:34:403:39:349:3312:53
10:17
#20949
24M
24.00 mi14:44:443:49:389:3410:04
10:04
#20946
40K
24.85 mi14:53:393:58:339:368:55
10:26
#20940
25.2M
25.20 mi14:57:474:02:419:384:08
11:59
#20971
Finish
26.22 mi15:08:004:12:549:3910:13
10:02
#21013
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi205428140814021097(Top 79%)8289(Top 73%)8289(Top 1573%)
10K6.21 mi3.10 mi20673-1318133+78133+720851(Top 78%)8185(Top 72%)8185(Top 1553%)
15K9.32 mi3.11 mi20790-1178170-378170-3721097(Top 79%)8289(Top 73%)8289(Top 1573%)
20K12.43 mi3.11 mi20882-928210-408210-4021086(Top 79%)8285(Top 73%)8285(Top 1572%)
Half13.11 mi0.68 mi20911-298217-78217-721475(Top 81%)8504(Top 74%)8504(Top 1614%)
25K15.53 mi2.42 mi20961-508241-248241-2421234(Top 80%)8402(Top 74%)8402(Top 1594%)
30K18.64 mi3.11 mi21026-658299-588299-5821254(Top 80%)8494(Top 74%)8494(Top 1612%)
20M20.00 mi1.36 mi21019+78304-58304-521127(Top 79%)8485(Top 74%)8485(Top 1610%)
21M21.00 mi1.00 mi20987+328302+28302+220838(Top 78%)8374(Top 73%)8374(Top 1589%)
35K21.75 mi0.75 mi20981+68313-118313-1120929(Top 79%)8453(Top 74%)8453(Top 1604%)
23M23.00 mi1.25 mi20949+328313831320816(Top 78%)8416(Top 74%)8416(Top 1597%)
24M24.00 mi1.00 mi20946+38317-48317-420985(Top 79%)8536(Top 75%)8536(Top 1620%)
40K24.85 mi0.85 mi20940+68323-68323-621051(Top 79%)8640(Top 76%)8640(Top 1639%)
25.2M25.20 mi0.35 mi20971-318345-228345-2222484(Top 84%)9384(Top 82%)9384(Top 1781%)
Finish26.22 mi1.02 mi21013-428382-378382-3721834(Top 82%)9026(Top 79%)9026(Top 1713%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21stories
+97ft-345ft

Overall

21097

Females

8289

F60-64

8289

5K→10K

3.1 - 6.2 mi

Top 78%
×5stories
+79ft-138ft

Overall

20851

Females

8185

F60-64

8185

10K→15K

6.2 - 9.3 mi

Top 79%
×3stories
+67ft-78ft

Overall

21097

Females

8289

F60-64

8289

15K→20K

9.3 - 12.4 mi

Top 79%
×5stories
+106ft-86ft

Overall

21086

Females

8285

F60-64

8285

20K→Half

12.4 - 13.1 mi

Top 81%
×2stories
+19ft-37ft

Overall

21475

Females

8504

F60-64

8504

Half→25K

13.1 - 15.5 mi

Top 80%
×4stories
+66ft-88ft

Overall

21234

Females

8402

F60-64

8402

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

21254

Females

8494

F60-64

8494

30K→20M

18.6 - 20.0 mi

Top 79%
×5stories
+64ft-50ft

Overall

21127

Females

8485

F60-64

8485

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

20838

Females

8374

F60-64

8374

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

20929

Females

8453

F60-64

8453

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

20816

Females

8416

F60-64

8416

23M→24M

23.0 - 24.0 mi

Top 79%
×6stories
+12ft-82ft

Overall

20985

Females

8536

F60-64

8536

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

21051

Females

8640

F60-64

8640

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

22484

Females

9384

F60-64

9384

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

21834

Females

9026

F60-64

9026

Passing Analysis

Category:
Athletes Passed
1123
Passed By
1594
Net Change
-471
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20542
5K → 10K235366-131#20542#20673
10K → 15K125242-117#20673#20790
15K → 20K126218-92#20790#20882
20K → Half2049-29#20882#20911
Half → 25K84134-50#20911#20961
25K → 30K126191-65#20961#21026
30K → 20M7467+7#21026#21019
20M → 21M7543+32#21019#20987
21M → 35K3832+6#20987#20981
35K → 23M8755+32#20981#20949
23M → 24M5350+3#20949#20946
24M → 40K3832+6#20946#20940
40K → 25.2M1243-31#20940#20971
25.2M → Finish3072-42#20971#21013
TOTALS11231594-471
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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