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BOSTON MARATHON 2023

Katie Robinson

Bib: 9476•F

NS

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 40%
Gender (Female)
#0 / 11423
Top 22%
Division (F18-39)
#0 / 4884
Top 37%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:34
Rank: #7908
Start → 5K
22:34 | 7:16/mi
10K· 6.21 mi
45:01
Rank: #8088 (-180)
5K → 10K
22:27 | 7:14/mi
15K· 9.32 mi
1:07:30
Rank: #8063 (+25)
10K → 15K
22:29 | 7:14/mi
20K· 12.43 mi
1:30:05
Rank: #7881 (+182)
15K → 20K
22:35 | 7:16/mi
Half· 13.11 mi
1:35:01
Rank: #7896 (-15)
20K → Half
4:56 | 7:14/mi
25K· 15.53 mi
1:53:24
Rank: #8077 (-181)
Half → 25K
18:23 | 7:35/mi
30K· 18.64 mi
2:19:22
Rank: #8980 (-903)
25K → 30K
25:58 | 8:21/mi
20M
2:31:12
Rank: #9445 (-465)
30K → 20M
11:50 | 8:42/mi
21M
2:39:37
Rank: #9441 (+4)
20M → 21M
8:25 | 8:25/mi
35K· 21.75 mi
2:45:50
Rank: #9608 (-167)
21M → 35K
6:13 | 8:19/mi
23M
2:57:06
Rank: #10006 (-398)
35K → 23M
11:16 | 9:00/mi
24M
3:05:50
Rank: #10286 (-280)
23M → 24M
8:44 | 8:44/mi
40K· 24.85 mi
3:14:05
Rank: #10699 (-413)
24M → 40K
8:15 | 9:39/mi
25.2M
3:17:08
Rank: #10708 (-9)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:25:12
Rank: #10723 (-15)
25.2M → Finish
8:04 | 7:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:01
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:50:11
Pace8:24 /mi
📊Positive Split: 16.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:0722:347:1622:34
7:16
-
10K
6.21 mi11:10:3445:017:1522:27
7:14
-0:02
15K
9.32 mi11:33:031:07:307:1522:29
7:14
0:00
20K
12.43 mi11:55:381:30:057:1522:35
7:16
+0:02
Half
13.11 mi12:00:341:35:017:154:56
7:14
-0:02
25K
15.53 mi12:18:571:53:247:1818:23
7:35
+0:21
30K
18.64 mi12:44:552:19:227:2925:58
8:21
+0:46
20M
20.00 mi12:56:452:31:127:3411:50
8:42
+0:21
21M
21.00 mi13:05:102:39:377:368:25
8:25
-0:17
35K
21.75 mi13:11:232:45:507:386:13
8:19
-0:06
23M
23.00 mi13:22:392:57:067:4211:16
9:00
+0:41
24M
24.00 mi13:31:233:05:507:458:44
8:44
-0:16
40K
24.85 mi13:39:383:14:057:498:15
9:39
+0:55
25.2M
25.20 mi13:42:413:17:087:493:03
8:51
-0:48
Finish
26.22 mi13:50:453:25:127:508:04
7:55
-0:56

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

7:14 /mi

Average Pace

7:50 /mi

Slowest Pace

9:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:28

59% of race

Time at Steady Pace

40:36

20% of race

Time at Slower Pace

43:08

21% of race

Average Pace: 7:50 /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 mi10:48:0722:347:1622:34
7:16
#7908
10K
6.21 mi11:10:3445:017:1522:27
7:14
#8088
15K
9.32 mi11:33:031:07:307:1522:29
7:14
#8063
20K
12.43 mi11:55:381:30:057:1522:35
7:16
#7881
Half
13.11 mi12:00:341:35:017:154:56
7:14
#7896
25K
15.53 mi12:18:571:53:247:1818:23
7:35
#8077
30K
18.64 mi12:44:552:19:227:2925:58
8:21
#8980
20M
20.00 mi12:56:452:31:127:3411:50
8:42
#9445
21M
21.00 mi13:05:102:39:377:368:25
8:25
#9441
35K
21.75 mi13:11:232:45:507:386:13
8:19
#9608
23M
23.00 mi13:22:392:57:067:4211:16
9:00
#10006
24M
24.00 mi13:31:233:05:507:458:44
8:44
#10286
40K
24.85 mi13:39:383:14:057:498:15
9:39
#10699
25.2M
25.20 mi13:42:413:17:087:493:03
8:51
#10708
Finish
26.22 mi13:50:453:25:127:508:04
7:55
#10723
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi79089899898079(Top 30%)1101(Top 10%)1101(Top 23%)
10K6.21 mi3.10 mi8088-1801068-791068-798317(Top 31%)1155(Top 10%)1155(Top 24%)
15K9.32 mi3.11 mi8063+251062+61062+68079(Top 30%)1101(Top 10%)1101(Top 23%)
20K12.43 mi3.11 mi7881+1821008+541008+547575(Top 28%)956(Top 8%)956(Top 20%)
Half13.11 mi0.68 mi7896-151018-101018-108167(Top 31%)1173(Top 10%)1173(Top 24%)
25K15.53 mi2.42 mi8077-1811107-891107-899434(Top 35%)1754(Top 15%)1754(Top 36%)
30K18.64 mi3.11 mi8980-9031480-3731480-37313405(Top 50%)3973(Top 35%)3973(Top 81%)
20M20.00 mi1.36 mi9445-4651685-2051685-20514899(Top 56%)4926(Top 43%)4926(Top 101%)
21M21.00 mi1.00 mi9441+41711-261711-269990(Top 38%)2382(Top 21%)2382(Top 49%)
35K21.75 mi0.75 mi9608-1671786-751786-7514148(Top 53%)4628(Top 41%)4628(Top 95%)
23M23.00 mi1.25 mi10006-3981993-2071993-20716069(Top 60%)5776(Top 51%)5776(Top 118%)
24M24.00 mi1.00 mi10286-2802168-1752168-17515850(Top 60%)5715(Top 50%)5715(Top 117%)
40K24.85 mi0.85 mi10699-4132400-2322400-23218857(Top 71%)7407(Top 65%)7407(Top 152%)
25.2M25.20 mi0.35 mi10708-92420-202420-2011602(Top 44%)3498(Top 31%)3498(Top 72%)
Finish26.22 mi1.02 mi10723-152457-372457-3711522(Top 43%)3452(Top 30%)3452(Top 71%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

8079

Females

1101

F18-39

1101

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8317

Females

1155

F18-39

1155

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

8079

Females

1101

F18-39

1101

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7575

Females

956

F18-39

956

20K→Half

12.4 - 13.1 mi

Top 31%
×2stories
+19ft-37ft

Overall

8167

Females

1173

F18-39

1173

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9434

Females

1754

F18-39

1754

25K→30K

15.5 - 18.6 mi

Top 50%
×9stories
+181ft-148ft

Overall

13405

Females

3973

F18-39

3973

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

14899

Females

4926

F18-39

4926

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

9990

Females

2382

F18-39

2382

21M→35K

21.0 - 21.8 mi

Top 53%
×7stories
+17ft-86ft

Overall

14148

Females

4628

F18-39

4628

35K→23M

21.8 - 23.0 mi

Top 60%
×5stories
+23ft-63ft

Overall

16069

Females

5776

F18-39

5776

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

15850

Females

5715

F18-39

5715

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18857

Females

7407

F18-39

7407

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11602

Females

3498

F18-39

3498

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

11522

Females

3452

F18-39

3452

Passing Analysis

Category:
Athletes Passed
873
Passed By
3686
Net Change
-2815
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7908
5K → 10K151331-180#7908#8088
10K → 15K145120+25#8088#8063
15K → 20K21230+182#8063#7881
20K → Half1732-15#7881#7896
Half → 25K49230-181#7896#8077
25K → 30K28931-903#8077#8980
30K → 20M15480-465#8980#9445
20M → 21M8682+4#9445#9441
21M → 35K15182-167#9441#9608
35K → 23M19416-398#9608#10006
23M → 24M25304-280#10006#10286
24M → 40K14427-413#10286#10699
40K → 25.2M3039-9#10699#10708
25.2M → Finish6782-15#10708#10723
TOTALS8733686-2815
📊

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