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BOSTON MARATHON 2023

Katelen Miller

Bib: 12860•F

WA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 22%
Gender (Female)
#0 / 11423
Top 5%
Division (F18-39)
#0 / 4884
Top 10%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:01
Rank: #8886
Start → 5K
23:01 | 7:25/mi
10K· 6.21 mi
45:23
Rank: #8471 (+415)
5K → 10K
22:22 | 7:12/mi
15K· 9.32 mi
1:07:46
Rank: #8231 (+240)
10K → 15K
22:23 | 7:12/mi
20K· 12.43 mi
1:30:10
Rank: #7937 (+294)
15K → 20K
22:24 | 7:13/mi
Half· 13.11 mi
1:35:02
Rank: #7901 (+36)
20K → Half
4:52 | 7:08/mi
25K· 15.53 mi
1:52:21
Rank: #7602 (+299)
Half → 25K
17:19 | 7:09/mi
30K· 18.64 mi
2:15:05
Rank: #7272 (+330)
25K → 30K
22:44 | 7:19/mi
20M
2:24:47
Rank: #7046 (+226)
30K → 20M
9:42 | 7:08/mi
21M
2:32:15
Rank: #6881 (+165)
20M → 21M
7:28 | 7:28/mi
35K· 21.75 mi
2:37:17
Rank: #6736 (+145)
21M → 35K
5:02 | 6:44/mi
23M
2:45:54
Rank: #6492 (+244)
35K → 23M
8:37 | 6:53/mi
24M
2:52:35
Rank: #6264 (+228)
23M → 24M
6:41 | 6:41/mi
40K· 24.85 mi
2:58:34
Rank: #6142 (+122)
24M → 40K
5:59 | 7:00/mi
25.2M
3:01:04
Rank: #6068 (+74)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
3:08:01
Rank: #5938 (+130)
25.2M → Finish
6:57 | 6:49/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:35:02
Pace7:15 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:32:59
Pace7:06 /mi
📊Negative Split: 2.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:4423:017:2523:01
7:25
-
10K
6.21 mi11:13:0645:237:1822:22
7:12
-0:13
15K
9.32 mi11:35:291:07:467:1622:23
7:12
0:00
20K
12.43 mi11:57:531:30:107:1522:24
7:13
+0:01
Half
13.11 mi12:02:451:35:027:154:52
7:08
-0:05
25K
15.53 mi12:20:041:52:217:1417:19
7:09
+0:01
30K
18.64 mi12:42:482:15:057:1522:44
7:19
+0:10
20M
20.00 mi12:52:302:24:477:149:42
7:08
-0:11
21M
21.00 mi12:59:582:32:157:157:28
7:28
+0:20
35K
21.75 mi13:05:002:37:177:145:02
6:44
-0:44
23M
23.00 mi13:13:372:45:547:138:37
6:53
+0:09
24M
24.00 mi13:20:182:52:357:116:41
6:41
-0:12
40K
24.85 mi13:26:172:58:347:115:59
7:00
+0:19
25.2M
25.20 mi13:28:473:01:047:112:30
7:15
+0:15
Finish
26.22 mi13:35:443:08:017:116:57
6:49
-0:26

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

6:41 /mi

Average Pace

7:11 /mi

Slowest Pace

7:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:37:32

84% of race

Time at Steady Pace

30:29

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:10 /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 mi10:50:4423:017:2523:01
7:25
#8886
10K
6.21 mi11:13:0645:237:1822:22
7:12
#8471
15K
9.32 mi11:35:291:07:467:1622:23
7:12
#8231
20K
12.43 mi11:57:531:30:107:1522:24
7:13
#7937
Half
13.11 mi12:02:451:35:027:154:52
7:08
#7901
25K
15.53 mi12:20:041:52:217:1417:19
7:09
#7602
30K
18.64 mi12:42:482:15:057:1522:44
7:19
#7272
20M
20.00 mi12:52:302:24:477:149:42
7:08
#7046
21M
21.00 mi12:59:582:32:157:157:28
7:28
#6881
35K
21.75 mi13:05:002:37:177:145:02
6:44
#6736
23M
23.00 mi13:13:372:45:547:138:37
6:53
#6492
24M
24.00 mi13:20:182:52:357:116:41
6:41
#6264
40K
24.85 mi13:26:172:58:347:115:59
7:00
#6142
25.2M
25.20 mi13:28:473:01:047:112:30
7:15
#6068
Finish
26.22 mi13:35:443:08:017:116:57
6:49
#5938
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8886134913497840(Top 29%)1015(Top 9%)1015(Top 21%)
10K6.21 mi3.10 mi8471+4151203+1461203+1468096(Top 30%)1074(Top 9%)1074(Top 22%)
15K9.32 mi3.11 mi8231+2401122+811122+817840(Top 29%)1015(Top 9%)1015(Top 21%)
20K12.43 mi3.11 mi7937+2941030+921030+927166(Top 27%)824(Top 7%)824(Top 17%)
Half13.11 mi0.68 mi7901+361019+111019+117418(Top 28%)875(Top 8%)875(Top 18%)
25K15.53 mi2.42 mi7602+299931+88931+886357(Top 24%)658(Top 6%)658(Top 13%)
30K18.64 mi3.11 mi7272+330852+79852+796128(Top 23%)660(Top 6%)660(Top 14%)
20M20.00 mi1.36 mi7046+226798+54798+544834(Top 18%)431(Top 4%)431(Top 9%)
21M21.00 mi1.00 mi6881+165763+35763+354451(Top 17%)393(Top 3%)393(Top 8%)
35K21.75 mi0.75 mi6736+145741+22741+223790(Top 14%)300(Top 3%)300(Top 6%)
23M23.00 mi1.25 mi6492+244695+46695+463150(Top 12%)219(Top 2%)219(Top 4%)
24M24.00 mi1.00 mi6264+228645+50645+503061(Top 11%)223(Top 2%)223(Top 5%)
40K24.85 mi0.85 mi6142+122628+17628+173885(Top 15%)389(Top 3%)389(Top 8%)
25.2M25.20 mi0.35 mi6068+74614+14614+142816(Top 11%)235(Top 2%)235(Top 5%)
Finish26.22 mi1.02 mi5938+130596+18596+184221(Top 16%)507(Top 4%)507(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

7840

Females

1015

F18-39

1015

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

8096

Females

1074

F18-39

1074

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

7840

Females

1015

F18-39

1015

15K→20K

9.3 - 12.4 mi

Top 27%
×5stories
+106ft-86ft

Overall

7166

Females

824

F18-39

824

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7418

Females

875

F18-39

875

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6357

Females

658

F18-39

658

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6128

Females

660

F18-39

660

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4834

Females

431

F18-39

431

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4451

Females

393

F18-39

393

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3790

Females

300

F18-39

300

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3150

Females

219

F18-39

219

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3061

Females

223

F18-39

223

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3885

Females

389

F18-39

389

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2816

Females

235

F18-39

235

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4221

Females

507

F18-39

507

Passing Analysis

Category:
Athletes Passed
3140
Passed By
192
Net Change
+2948
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8886
5K → 10K50590+415#8886#8471
10K → 15K29151+240#8471#8231
15K → 20K30814+294#8231#7937
20K → Half437+36#7937#7901
Half → 25K3012+299#7901#7602
25K → 30K34313+330#7602#7272
30K → 20M2271+226#7272#7046
20M → 21M1661+165#7046#6881
21M → 35K1461+145#6881#6736
35K → 23M2440+244#6736#6492
23M → 24M2291+228#6492#6264
24M → 40K1264+122#6264#6142
40K → 25.2M740+74#6142#6068
25.2M → Finish1377+130#6068#5938
TOTALS3140192+2948
📊

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