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BOSTON MARATHON 2023

Olivia Carter

Bib: 31863•F

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F45-49)
#0 / 1817
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:19/mi
32:04
↑ 97↓ 3451.5%
10K· 6.21 mi
10:54/mi
1:05:55
↑ 79↓ 1380.4%
15K· 9.32 mi
11:32/mi
1:41:44
↑ 67↓ 78
20K· 12.43 mi
12:52/mi
2:21:44
↑ 106↓ 860.1%
Half· 13.11 mi
12:52/mi
2:30:31
↑ 19↓ 370.5%
25K· 15.53 mi
12:27/mi
3:00:42
↑ 66↓ 880.2%
30K· 18.64 mi
13:07/mi
3:41:28
↑ 181↓ 1480.2%
20M
13:49/mi
4:00:15
↑ 64↓ 500.2%
21M
14:10/mi
4:14:25
↑ 106↓ 241.6%
35K· 21.75 mi
12:58/mi
4:24:07
↑ 17↓ 861.7%
23M
12:44/mi
4:40:03
↑ 23↓ 630.6%
24M
12:35/mi
4:52:38
↓ 821.3%
40K· 24.85 mi
13:04/mi
5:03:48
↓ 200.3%
25.2M
14:53/mi
5:08:56
↑ 13↓ 160.2%
Finish· 26.22 mi
11:38/mi
5:20:47
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:30:31
Pace11:29 /mi
2nd Half
Distance13.11 mi
Time2:50:16
Pace12:59 /mi
📊Positive Split: 13.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:2732:0410:1932:04
10:19
-
10K
6.21 mi12:29:181:05:5510:3633:51
10:54
+0:35
15K
9.32 mi13:05:071:41:4410:5535:49
11:32
+0:38
20K
12.43 mi13:45:072:21:4411:2440:00
12:52
+1:20
Half
13.11 mi13:53:542:30:3111:298:47
12:52
0:00
25K
15.53 mi14:24:053:00:4211:3830:11
12:27
-0:25
30K
18.64 mi15:04:513:41:2811:5340:46
13:07
+0:40
20M
20.00 mi15:23:384:00:1512:0118:47
13:49
+0:42
21M
21.00 mi15:37:484:14:2512:0714:10
14:10
+0:21
35K
21.75 mi15:47:304:24:0712:099:42
12:58
-1:12
23M
23.00 mi16:03:264:40:0312:1115:56
12:44
-0:14
24M
24.00 mi16:16:014:52:3812:1212:35
12:35
-0:09
40K
24.85 mi16:27:115:03:4812:1311:10
13:04
+0:29
25.2M
25.20 mi16:32:195:08:5612:165:08
14:53
+1:49
Finish
26.22 mi16:44:105:20:4712:1511:51
11:38
-3:15

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

10:19 /mi

Average Pace

12:15 /mi

Slowest Pace

14:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:35

35% of race

Time at Steady Pace

2:49:07

53% of race

Time at Slower Pace

38:05

12% of race

Average Pace: 12:14 /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 mi11:55:2732:0410:1932:04
10:19
#24280
10K
6.21 mi12:29:181:05:5510:3633:51
10:54
#24926
15K
9.32 mi13:05:071:41:4410:5535:49
11:32
#25326
20K
12.43 mi13:45:072:21:4411:2440:00
12:52
#25711
Half
13.11 mi13:53:542:30:3111:298:47
12:52
#25759
25K
15.53 mi14:24:053:00:4211:3830:11
12:27
#25733
30K
18.64 mi15:04:513:41:2811:5340:46
13:07
#25696
20M
20.00 mi15:23:384:00:1512:0118:47
13:49
#25701
21M
21.00 mi15:37:484:14:2512:0714:10
14:10
#25682
35K
21.75 mi15:47:304:24:0712:099:42
12:58
#25693
23M
23.00 mi16:03:264:40:0312:1115:56
12:44
#25654
24M
24.00 mi16:16:014:52:3812:1212:35
12:35
#25649
40K
24.85 mi16:27:115:03:4812:1311:10
13:04
#25636
25.2M
25.20 mi16:32:195:08:5612:165:08
14:53
#25647
Finish
26.22 mi16:44:105:20:4712:1511:51
11:38
#25622
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi24280100291002925732(Top 97%)10883(Top 95%)10883(Top 599%)
10K6.21 mi3.10 mi24926-64610394-36510394-36525337(Top 95%)10631(Top 93%)10631(Top 585%)
15K9.32 mi3.11 mi25326-40010630-23610630-23625732(Top 97%)10883(Top 95%)10883(Top 599%)
20K12.43 mi3.11 mi25711-38510875-24510875-24526177(Top 98%)11160(Top 98%)11160(Top 614%)
Half13.11 mi0.68 mi25759-4810909-3410909-3426313(Top 99%)11249(Top 98%)11249(Top 619%)
25K15.53 mi2.42 mi25733+2610892+1710892+1725507(Top 96%)10796(Top 95%)10796(Top 594%)
30K18.64 mi3.11 mi25696+3710884+810884+825511(Top 96%)10850(Top 95%)10850(Top 597%)
20M20.00 mi1.36 mi25701-510890-610890-625737(Top 97%)10980(Top 96%)10980(Top 604%)
21M21.00 mi1.00 mi25682+1910879+1110879+1125184(Top 95%)10704(Top 94%)10704(Top 589%)
35K21.75 mi0.75 mi25693-1110889-1010889-1025544(Top 96%)10919(Top 96%)10919(Top 601%)
23M23.00 mi1.25 mi25654+3910872+1710872+1724831(Top 93%)10549(Top 92%)10549(Top 581%)
24M24.00 mi1.00 mi25649+510875-310875-325151(Top 94%)10759(Top 94%)10759(Top 592%)
40K24.85 mi0.85 mi25636+1310871+410871+424992(Top 94%)10674(Top 93%)10674(Top 587%)
25.2M25.20 mi0.35 mi25647-1110877-610877-625641(Top 96%)10997(Top 96%)10997(Top 605%)
Finish26.22 mi1.02 mi25622+2510868+910868+924854(Top 93%)10586(Top 93%)10586(Top 583%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21story building
+97ft-345ft

Overall

25732

Females

10883

F45-49

10883

5K→10K

3.1 - 6.2 mi

Top 95%
×5story building
+79ft-138ft

Overall

25337

Females

10631

F45-49

10631

10K→15K

6.2 - 9.3 mi

Top 97%
×3story building
+67ft-78ft

Overall

25732

Females

10883

F45-49

10883

15K→20K

9.3 - 12.4 mi

Top 98%
×5story building
+106ft-86ft

Overall

26177

Females

11160

F45-49

11160

20K→Half

12.4 - 13.1 mi

Top 99%
×2story building
+19ft-37ft

Overall

26313

Females

11249

F45-49

11249

Half→25K

13.1 - 15.5 mi

Top 96%
×4story building
+66ft-88ft

Overall

25507

Females

10796

F45-49

10796

25K→30K

15.5 - 18.6 mi

Top 96%
×9story building
+181ft-148ft

Overall

25511

Females

10850

F45-49

10850

30K→20M

18.6 - 20.0 mi

Top 97%
×5story building
+64ft-50ft

Overall

25737

Females

10980

F45-49

10980

20M→21M

20.0 - 21.0 mi

Top 95%
×8story building
+106ft-24ft

Overall

25184

Females

10704

F45-49

10704

21M→35K

21.0 - 21.8 mi

Top 96%
×7story building
+17ft-86ft

Overall

25544

Females

10919

F45-49

10919

35K→23M

21.8 - 23.0 mi

Top 93%
×5story building
+23ft-63ft

Overall

24831

Females

10549

F45-49

10549

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

25151

Females

10759

F45-49

10759

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

24992

Females

10674

F45-49

10674

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

25641

Females

10997

F45-49

10997

25.2M→Finish

25.2 - 26.2 mi

Top 93%
×2story building
+22ft-21ft

Overall

24854

Females

10586

F45-49

10586

Passing Analysis

Category:
Athletes Passed
383
Passed By
1725
Net Change
-1342
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24280
5K → 10K22668-646#24280#24926
10K → 15K18418-400#24926#25326
15K → 20K15400-385#25326#25711
20K → Half250-48#25711#25759
Half → 25K6539+26#25759#25733
25K → 30K7538+37#25733#25696
30K → 20M2328-5#25696#25701
20M → 21M289+19#25701#25682
21M → 35K1021-11#25682#25693
35K → 23M467+39#25693#25654
23M → 24M2419+5#25654#25649
24M → 40K185+13#25649#25636
40K → 25.2M718-11#25636#25647
25.2M → Finish305+25#25647#25622
TOTALS3831725-1342
📊

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