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BOSTON MARATHON 2023

Kristen Imada

Bib: 16342•F

HI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 33%
Gender (Female)
#0 / 11423
Top 13%
Division (F18-39)
#0 / 4884
Top 24%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:17
Rank: #9592
Start → 5K
23:17 | 7:30/mi
10K· 6.21 mi
46:04
Rank: #9287 (+305)
5K → 10K
22:47 | 7:20/mi
15K· 9.32 mi
1:09:06
Rank: #9306 (-19)
10K → 15K
23:02 | 7:25/mi
20K· 12.43 mi
1:32:27
Rank: #9320 (-14)
15K → 20K
23:21 | 7:31/mi
Half· 13.11 mi
1:37:31
Rank: #9339 (-19)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
1:56:00
Rank: #9372 (-33)
Half → 25K
18:29 | 7:37/mi
30K· 18.64 mi
2:20:09
Rank: #9301 (+71)
25K → 30K
24:09 | 7:46/mi
20M
2:30:35
Rank: #9185 (+116)
30K → 20M
10:26 | 7:41/mi
21M
2:38:47
Rank: #9117 (+68)
20M → 21M
8:12 | 8:12/mi
35K· 21.75 mi
2:44:20
Rank: #9062 (+55)
21M → 35K
5:33 | 7:25/mi
23M
2:54:01
Rank: #8969 (+93)
35K → 23M
9:41 | 7:44/mi
24M
3:01:25
Rank: #8846 (+123)
23M → 24M
7:24 | 7:24/mi
40K· 24.85 mi
3:07:53
Rank: #8768 (+78)
24M → 40K
6:28 | 7:34/mi
25.2M
3:10:42
Rank: #8728 (+40)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:18:12
Rank: #8657 (+71)
25.2M → Finish
7:30 | 7:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:31
Pace7:26 /mi
2nd Half
Distance13.11 mi
Time1:40:41
Pace7:41 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:3823:177:3023:17
7:30
-
10K
6.21 mi11:36:2546:047:2522:47
7:20
-0:10
15K
9.32 mi11:59:271:09:067:2523:02
7:25
+0:05
20K
12.43 mi12:22:481:32:277:2623:21
7:31
+0:06
Half
13.11 mi12:27:521:37:317:265:04
7:26
-0:05
25K
15.53 mi12:46:211:56:007:2818:29
7:37
+0:11
30K
18.64 mi13:10:302:20:097:3124:09
7:46
+0:09
20M
20.00 mi13:20:562:30:357:3210:26
7:41
-0:05
21M
21.00 mi13:29:082:38:477:348:12
8:12
+0:31
35K
21.75 mi13:34:412:44:207:335:33
7:25
-0:47
23M
23.00 mi13:44:222:54:017:349:41
7:44
+0:19
24M
24.00 mi13:51:463:01:257:347:24
7:24
-0:20
40K
24.85 mi13:58:143:07:537:346:28
7:34
+0:10
25.2M
25.20 mi14:01:033:10:427:342:49
8:10
+0:36
Finish
26.22 mi14:08:333:18:127:347:30
7:22
-0:48

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

7:20 /mi

Average Pace

7:34 /mi

Slowest Pace

8:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:07:11

94% of race

Time at Steady Pace

11:01

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:34 /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 mi11:13:3823:177:3023:17
7:30
#9592
10K
6.21 mi11:36:2546:047:2522:47
7:20
#9287
15K
9.32 mi11:59:271:09:067:2523:02
7:25
#9306
20K
12.43 mi12:22:481:32:277:2623:21
7:31
#9320
Half
13.11 mi12:27:521:37:317:265:04
7:26
#9339
25K
15.53 mi12:46:211:56:007:2818:29
7:37
#9372
30K
18.64 mi13:10:302:20:097:3124:09
7:46
#9301
20M
20.00 mi13:20:562:30:357:3210:26
7:41
#9185
21M
21.00 mi13:29:082:38:477:348:12
8:12
#9117
35K
21.75 mi13:34:412:44:207:335:33
7:25
#9062
23M
23.00 mi13:44:222:54:017:349:41
7:44
#8969
24M
24.00 mi13:51:463:01:257:347:24
7:24
#8846
40K
24.85 mi13:58:143:07:537:346:28
7:34
#8768
25.2M
25.20 mi14:01:033:10:427:342:49
8:10
#8728
Finish
26.22 mi14:08:333:18:127:347:30
7:22
#8657
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9592165816589464(Top 36%)1606(Top 14%)1606(Top 33%)
10K6.21 mi3.10 mi9287+3051531+1271531+1279119(Top 34%)1462(Top 13%)1462(Top 30%)
15K9.32 mi3.11 mi9306-191544-131544-139464(Top 36%)1606(Top 14%)1606(Top 33%)
20K12.43 mi3.11 mi9320-141566-221566-229443(Top 35%)1665(Top 15%)1665(Top 34%)
Half13.11 mi0.68 mi9339-191573-71573-79659(Top 36%)1730(Top 15%)1730(Top 35%)
25K15.53 mi2.42 mi9372-331593-201593-209735(Top 37%)1877(Top 16%)1877(Top 38%)
30K18.64 mi3.11 mi9301+711608-151608-159163(Top 34%)1783(Top 16%)1783(Top 37%)
20M20.00 mi1.36 mi9185+1161581+271581+278047(Top 30%)1422(Top 12%)1422(Top 29%)
21M21.00 mi1.00 mi9117+681579+21579+28640(Top 32%)1769(Top 15%)1769(Top 36%)
35K21.75 mi0.75 mi9062+551567+121567+127979(Top 30%)1486(Top 13%)1486(Top 30%)
23M23.00 mi1.25 mi8969+931555+121555+127975(Top 30%)1572(Top 14%)1572(Top 32%)
24M24.00 mi1.00 mi8846+1231539+161539+167096(Top 27%)1325(Top 12%)1325(Top 27%)
40K24.85 mi0.85 mi8768+781527+121527+127135(Top 27%)1422(Top 12%)1422(Top 29%)
25.2M25.20 mi0.35 mi8728+401518+91518+97556(Top 28%)1626(Top 14%)1626(Top 33%)
Finish26.22 mi1.02 mi8657+711507+111507+117530(Top 28%)1635(Top 14%)1635(Top 33%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

9464

Females

1606

F18-39

1606

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

9119

Females

1462

F18-39

1462

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

9464

Females

1606

F18-39

1606

15K→20K

9.3 - 12.4 mi

Top 35%
×5stories
+106ft-86ft

Overall

9443

Females

1665

F18-39

1665

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

9659

Females

1730

F18-39

1730

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

9735

Females

1877

F18-39

1877

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

9163

Females

1783

F18-39

1783

30K→20M

18.6 - 20.0 mi

Top 30%
×5stories
+64ft-50ft

Overall

8047

Females

1422

F18-39

1422

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

8640

Females

1769

F18-39

1769

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7979

Females

1486

F18-39

1486

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

7975

Females

1572

F18-39

1572

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7096

Females

1325

F18-39

1325

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7135

Females

1422

F18-39

1422

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7556

Females

1626

F18-39

1626

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7530

Females

1635

F18-39

1635

Passing Analysis

Category:
Athletes Passed
1895*
Passed By
960
Net Change
+935
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9592
5K → 10K456151+305#9592#9287
10K → 15K139158-19#9287#9306
15K → 20K146160-14#9306#9320
20K → Half2241-19#9320#9339
Half → 25K107140-33#9339#9372
25K → 30K199*128+71#9372#9301
30K → 20M13923+116#9301#9185
20M → 21M10941+68#9185#9117
21M → 35K7217+55#9117#9062
35K → 23M12128+93#9062#8969
23M → 24M13714+123#8969#8846
24M → 40K10022+78#8846#8768
40K → 25.2M499+40#8768#8728
25.2M → Finish9928+71#8728#8657
TOTALS1895*960+935

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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