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BOSTON MARATHON 2023

Kati Keenan

Bib: 12776•F

OH

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 47%
Division (F18-39)
#0 / 4884
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
8:17/mi
25:43
↑ 97↓ 3451.5%
10K· 6.21 mi
8:30/mi
52:07
↑ 79↓ 1380.4%
15K· 9.32 mi
8:40/mi
1:19:04
↑ 67↓ 78
20K· 12.43 mi
8:34/mi
1:45:41
↑ 106↓ 860.1%
Half· 13.11 mi
8:39/mi
1:51:35
↑ 19↓ 370.5%
25K· 15.53 mi
8:33/mi
2:12:19
↑ 66↓ 880.2%
30K· 18.64 mi
8:35/mi
2:39:00
↑ 181↓ 1480.2%
20M
8:50/mi
2:51:01
↑ 64↓ 500.2%
21M
8:50/mi
2:59:51
↑ 106↓ 241.6%
35K· 21.75 mi
8:44/mi
3:06:23
↑ 17↓ 861.7%
23M
8:36/mi
3:17:09
↑ 23↓ 630.6%
24M
8:12/mi
3:25:21
↓ 821.3%
40K· 24.85 mi
8:22/mi
3:32:30
↓ 200.3%
25.2M
8:54/mi
3:35:34
↑ 13↓ 160.2%
Finish· 26.22 mi
8:08/mi
3:43:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:51:35
Pace8:31 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:52:16
Pace8:34 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:4025:438:1725:43
8:17
-
10K
6.21 mi11:20:0452:078:2326:24
8:30
+0:13
15K
9.32 mi11:47:011:19:048:2926:57
8:40
+0:10
20K
12.43 mi12:13:381:45:418:3026:37
8:34
-0:06
Half
13.11 mi12:19:321:51:358:315:54
8:39
+0:05
25K
15.53 mi12:40:162:12:198:3120:44
8:33
-0:06
30K
18.64 mi13:06:572:39:008:3226:41
8:35
+0:02
20M
20.00 mi13:18:582:51:018:3312:01
8:50
+0:15
21M
21.00 mi13:27:482:59:518:348:50
8:50
0:00
35K
21.75 mi13:34:203:06:238:346:32
8:44
-0:06
23M
23.00 mi13:45:063:17:098:3410:46
8:36
-0:08
24M
24.00 mi13:53:183:25:218:338:12
8:12
-0:24
40K
24.85 mi14:00:273:32:308:337:09
8:22
+0:10
25.2M
25.20 mi14:03:313:35:348:333:04
8:54
+0:32
Finish
26.22 mi14:11:483:43:518:338:17
8:08
-0:46

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

8:08 /mi

Average Pace

8:33 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:45

34% of race

Time at Steady Pace

2:28:06

66% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:32 /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 mi10:53:4025:438:1725:43
8:17
#16003
10K
6.21 mi11:20:0452:078:2326:24
8:30
#17130
15K
9.32 mi11:47:011:19:048:2926:57
8:40
#17733
20K
12.43 mi12:13:381:45:418:3026:37
8:34
#17597
Half
13.11 mi12:19:321:51:358:315:54
8:39
#17633
25K
15.53 mi12:40:162:12:198:3120:44
8:33
#17436
30K
18.64 mi13:06:572:39:008:3226:41
8:35
#16943
20M
20.00 mi13:18:582:51:018:3312:01
8:50
#16837
21M
21.00 mi13:27:482:59:518:348:50
8:50
#16575
35K
21.75 mi13:34:203:06:238:346:32
8:44
#16585
23M
23.00 mi13:45:063:17:098:3410:46
8:36
#16396
24M
24.00 mi13:53:183:25:218:338:12
8:12
#16214
40K
24.85 mi14:00:273:32:308:337:09
8:22
#16078
25.2M
25.20 mi14:03:313:35:348:333:04
8:54
#16009
Finish
26.22 mi14:11:483:43:518:338:17
8:08
#15893
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi160035285528518854(Top 71%)7011(Top 61%)7011(Top 144%)
10K6.21 mi3.10 mi17130-11276006-7216006-72118233(Top 68%)6610(Top 58%)6610(Top 135%)
15K9.32 mi3.11 mi17733-6036359-3536359-35318854(Top 71%)7011(Top 61%)7011(Top 144%)
20K12.43 mi3.11 mi17597+1366273+866273+8617279(Top 65%)6090(Top 53%)6090(Top 125%)
Half13.11 mi0.68 mi17633-366299-266299-2618605(Top 70%)6819(Top 60%)6819(Top 140%)
25K15.53 mi2.42 mi17436+1976200+996200+9916501(Top 62%)5720(Top 50%)5720(Top 117%)
30K18.64 mi3.11 mi16943+4935927+2735927+27314865(Top 56%)4856(Top 43%)4856(Top 99%)
20M20.00 mi1.36 mi16837+1065880+475880+4715653(Top 59%)5369(Top 47%)5369(Top 110%)
21M21.00 mi1.00 mi16575+2625752+1285752+12812499(Top 47%)3696(Top 32%)3696(Top 76%)
35K21.75 mi0.75 mi16585-105766-145766-1416604(Top 62%)6044(Top 53%)6044(Top 124%)
23M23.00 mi1.25 mi16396+1895668+985668+9813820(Top 52%)4525(Top 40%)4525(Top 93%)
24M24.00 mi1.00 mi16214+1825584+845584+8412660(Top 48%)3960(Top 35%)3960(Top 81%)
40K24.85 mi0.85 mi16078+1365518+665518+6612526(Top 47%)3967(Top 35%)3967(Top 81%)
25.2M25.20 mi0.35 mi16009+695485+335485+3312036(Top 45%)3774(Top 33%)3774(Top 77%)
Finish26.22 mi1.02 mi15893+1165423+625423+6213016(Top 49%)4232(Top 37%)4232(Top 87%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

18854

Females

7011

F18-39

7011

5K→10K

3.1 - 6.2 mi

Top 68%
×5story building
+79ft-138ft

Overall

18233

Females

6610

F18-39

6610

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

18854

Females

7011

F18-39

7011

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

17279

Females

6090

F18-39

6090

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

18605

Females

6819

F18-39

6819

Half→25K

13.1 - 15.5 mi

Top 62%
×4story building
+66ft-88ft

Overall

16501

Females

5720

F18-39

5720

25K→30K

15.5 - 18.6 mi

Top 56%
×9story building
+181ft-148ft

Overall

14865

Females

4856

F18-39

4856

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

15653

Females

5369

F18-39

5369

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

12499

Females

3696

F18-39

3696

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

16604

Females

6044

F18-39

6044

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

13820

Females

4525

F18-39

4525

23M→24M

23.0 - 24.0 mi

Top 48%
×6story building
+12ft-82ft

Overall

12660

Females

3960

F18-39

3960

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12526

Females

3967

F18-39

3967

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12036

Females

3774

F18-39

3774

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

13016

Females

4232

F18-39

4232

Passing Analysis

Category:
Athletes Passed
2264
Passed By
2154
Net Change
+110
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16003
5K → 10K381165-1127#16003#17130
10K → 15K62665-603#17130#17733
15K → 20K237101+136#17733#17597
20K → Half2359-36#17597#17633
Half → 25K22831+197#17633#17436
25K → 30K50411+493#17436#16943
30K → 20M13226+106#16943#16837
20M → 21M2686+262#16837#16575
21M → 35K4353-10#16575#16585
35K → 23M1978+189#16585#16396
23M → 24M1875+182#16396#16214
24M → 40K14711+136#16214#16078
40K → 25.2M701+69#16078#16009
25.2M → Finish12812+116#16009#15893
TOTALS22642154+110
📊

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