Boston Marathon logo
BOSTON MARATHON 2023

Aimee Cole

Bib: 27395•F

MA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F40-44)
#0 / 1878
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
10:05/mi
31:21
↑ 97↓ 3451.5%
10K· 6.21 mi
10:06/mi
1:02:43
↑ 79↓ 1380.4%
15K· 9.32 mi
10:36/mi
1:35:38
↑ 67↓ 78
20K· 12.43 mi
11:14/mi
2:10:31
↑ 106↓ 860.1%
Half· 13.11 mi
12:35/mi
2:19:06
↑ 19↓ 370.5%
25K· 15.53 mi
12:13/mi
2:48:43
↑ 66↓ 880.2%
30K· 18.64 mi
13:43/mi
3:31:19
↑ 181↓ 1480.2%
20M
13:12/mi
3:49:15
↑ 64↓ 500.2%
21M
15:56/mi
4:05:11
↑ 106↓ 241.6%
35K· 21.75 mi
11:16/mi
4:13:37
↑ 17↓ 861.7%
23M
13:18/mi
4:30:16
↑ 23↓ 630.6%
24M
11:30/mi
4:41:46
↓ 821.3%
40K· 24.85 mi
13:02/mi
4:52:55
↓ 200.3%
25.2M
13:12/mi
4:57:28
↑ 13↓ 160.2%
Finish· 26.22 mi
10:37/mi
5:08:17
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:19:06
Pace10:37 /mi
2nd Half
Distance13.11 mi
Time2:49:11
Pace12:54 /mi
📊Positive Split: 21.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:4631:2110:0531:21
10:05
-
10K
6.21 mi12:20:081:02:4310:0631:22
10:06
+0:01
15K
9.32 mi12:53:031:35:3810:1632:55
10:36
+0:30
20K
12.43 mi13:27:562:10:3110:3034:53
11:14
+0:38
Half
13.11 mi13:36:312:19:0610:378:35
12:35
+1:21
25K
15.53 mi14:06:082:48:4310:5229:37
12:13
-0:22
30K
18.64 mi14:48:443:31:1911:2042:36
13:43
+1:30
20M
20.00 mi15:06:403:49:1511:2817:56
13:12
-0:31
21M
21.00 mi15:22:364:05:1111:4115:56
15:56
+2:44
35K
21.75 mi15:31:024:13:3711:408:26
11:16
-4:40
23M
23.00 mi15:47:414:30:1611:4516:39
13:18
+2:02
24M
24.00 mi15:59:114:41:4611:4411:30
11:30
-1:48
40K
24.85 mi16:10:204:52:5511:4711:09
13:02
+1:32
25.2M
25.20 mi16:14:534:57:2811:484:33
13:12
+0:10
Finish
26.22 mi16:25:425:08:1711:4610:49
10:37
-2:35

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

10:05 /mi

Average Pace

11:46 /mi

Slowest Pace

15:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:46

49% of race

Time at Steady Pace

49:42

16% of race

Time at Slower Pace

1:48:49

35% of race

Average Pace: 11:45 /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 mi11:48:4631:2110:0531:21
10:05
#23669
10K
6.21 mi12:20:081:02:4310:0631:22
10:06
#23841
15K
9.32 mi12:53:031:35:3810:1632:55
10:36
#24136
20K
12.43 mi13:27:562:10:3110:3034:53
11:14
#24422
Half
13.11 mi13:36:312:19:0610:378:35
12:35
#24609
25K
15.53 mi14:06:082:48:4310:5229:37
12:13
#24795
30K
18.64 mi14:48:443:31:1911:2042:36
13:43
#25150
20M
20.00 mi15:06:403:49:1511:2817:56
13:12
#25183
21M
21.00 mi15:22:364:05:1111:4115:56
15:56
#25293
35K
21.75 mi15:31:024:13:3711:408:26
11:16
#25251
23M
23.00 mi15:47:414:30:1611:4516:39
13:18
#25263
24M
24.00 mi15:59:114:41:4611:4411:30
11:30
#25220
40K
24.85 mi16:10:204:52:5511:4711:09
13:02
#25225
25.2M
25.20 mi16:14:534:57:2811:484:33
13:12
#25218
Finish
26.22 mi16:25:425:08:1711:4610:49
10:37
#25177
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi236699738973824628(Top 93%)10248(Top 90%)10248(Top 546%)
10K6.21 mi3.10 mi23841-1729807-699807-6923904(Top 90%)9835(Top 86%)9835(Top 524%)
15K9.32 mi3.11 mi24136-2959965-1589965-15824628(Top 93%)10248(Top 90%)10248(Top 546%)
20K12.43 mi3.11 mi24422-28610127-16210127-16224922(Top 94%)10436(Top 91%)10436(Top 556%)
Half13.11 mi0.68 mi24609-18710239-11210239-11226200(Top 98%)11179(Top 98%)11179(Top 595%)
25K15.53 mi2.42 mi24795-18610354-11510354-11525330(Top 95%)10699(Top 94%)10699(Top 570%)
30K18.64 mi3.11 mi25150-35510572-21810572-21825870(Top 97%)11034(Top 97%)11034(Top 588%)
20M20.00 mi1.36 mi25183-3310601-2910601-2925323(Top 95%)10765(Top 94%)10765(Top 573%)
21M21.00 mi1.00 mi25293-11010669-6810669-6826202(Top 98%)11222(Top 98%)11222(Top 598%)
35K21.75 mi0.75 mi25251+4210650+1910650+1923782(Top 89%)10034(Top 88%)10034(Top 534%)
23M23.00 mi1.25 mi25263-1210666-1610666-1625363(Top 95%)10826(Top 95%)10826(Top 576%)
24M24.00 mi1.00 mi25220+4310650+1610650+1623882(Top 90%)10102(Top 88%)10102(Top 538%)
40K24.85 mi0.85 mi25225-510655-510655-524976(Top 94%)10666(Top 93%)10666(Top 568%)
25.2M25.20 mi0.35 mi25218+710652+310652+324212(Top 91%)10296(Top 90%)10296(Top 548%)
Finish26.22 mi1.02 mi25177+4110628+2410628+2423266(Top 87%)9790(Top 86%)9790(Top 521%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

24628

Females

10248

F40-44

10248

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

23904

Females

9835

F40-44

9835

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

24628

Females

10248

F40-44

10248

15K→20K

9.3 - 12.4 mi

Top 94%
×5story building
+106ft-86ft

Overall

24922

Females

10436

F40-44

10436

20K→Half

12.4 - 13.1 mi

Top 98%
×2story building
+19ft-37ft

Overall

26200

Females

11179

F40-44

11179

Half→25K

13.1 - 15.5 mi

Top 95%
×4story building
+66ft-88ft

Overall

25330

Females

10699

F40-44

10699

25K→30K

15.5 - 18.6 mi

Top 97%
×9story building
+181ft-148ft

Overall

25870

Females

11034

F40-44

11034

30K→20M

18.6 - 20.0 mi

Top 95%
×5story building
+64ft-50ft

Overall

25323

Females

10765

F40-44

10765

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

26202

Females

11222

F40-44

11222

21M→35K

21.0 - 21.8 mi

Top 89%
×7story building
+17ft-86ft

Overall

23782

Females

10034

F40-44

10034

35K→23M

21.8 - 23.0 mi

Top 95%
×5story building
+23ft-63ft

Overall

25363

Females

10826

F40-44

10826

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

23882

Females

10102

F40-44

10102

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

24976

Females

10666

F40-44

10666

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24212

Females

10296

F40-44

10296

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

23266

Females

9790

F40-44

9790

Passing Analysis

Category:
Athletes Passed
450
Passed By
1958
Net Change
-1508
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23669
5K → 10K120292-172#23669#23841
10K → 15K35330-295#23841#24136
15K → 20K34320-286#24136#24422
20K → Half4191-187#24422#24609
Half → 25K22208-186#24609#24795
25K → 30K14369-355#24795#25150
30K → 20M2558-33#25150#25183
20M → 21M7117-110#25183#25293
21M → 35K431+42#25293#25251
35K → 23M2234-12#25251#25263
23M → 24M452+43#25263#25220
24M → 40K1722-5#25220#25225
40K → 25.2M147+7#25225#25218
25.2M → Finish487+41#25218#25177
TOTALS4501958-1508
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing