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BOSTON MARATHON 2023

Kayla Rufo

Bib: 24710•F

MA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
33:05
Rank: #25073
Start → 5K
33:05 | 10:39/mi
10K· 6.21 mi
1:04:56
Rank: #24612 (+461)
5K → 10K
31:51 | 10:15/mi
15K· 9.32 mi
1:36:14
Rank: #24279 (+333)
10K → 15K
31:18 | 10:04/mi
20K· 12.43 mi
2:08:08
Rank: #24036 (+243)
15K → 20K
31:54 | 10:16/mi
Half· 13.11 mi
2:14:52
Rank: #23977 (+59)
20K → Half
6:44 | 9:52/mi
25K· 15.53 mi
2:39:06
Rank: #23671 (+306)
Half → 25K
24:14 | 10:00/mi
30K· 18.64 mi
3:11:44
Rank: #23410 (+261)
25K → 30K
32:38 | 10:30/mi
20M
3:26:37
Rank: #23348 (+62)
30K → 20M
14:53 | 10:57/mi
21M
3:38:23
Rank: #23292 (+56)
20M → 21M
11:46 | 11:46/mi
35K· 21.75 mi
3:46:04
Rank: #23237 (+55)
21M → 35K
7:41 | 10:16/mi
23M
3:59:37
Rank: #23186 (+51)
35K → 23M
13:33 | 10:49/mi
24M
4:10:08
Rank: #23136 (+50)
23M → 24M
10:31 | 10:31/mi
40K· 24.85 mi
4:19:25
Rank: #23070 (+66)
24M → 40K
9:17 | 10:51/mi
25.2M
4:23:34
Rank: #23071 (-1)
40K → 25.2M
4:09 | 12:02/mi
Finish· 26.22 mi
4:34:31
Rank: #23073 (-2)
25.2M → Finish
10:57 | 10:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:52
Pace10:17 /mi
2nd Half
Distance13.11 mi
Time2:19:39
Pace10:39 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:3333:0510:3933:05
10:39
-
10K
6.21 mi12:27:241:04:5610:2731:51
10:15
-0:24
15K
9.32 mi12:58:421:36:1410:1931:18
10:04
-0:11
20K
12.43 mi13:30:362:08:0810:1931:54
10:16
+0:12
Half
13.11 mi13:37:202:14:5210:176:44
9:52
-0:24
25K
15.53 mi14:01:342:39:0610:1524:14
10:00
+0:08
30K
18.64 mi14:34:123:11:4410:1732:38
10:30
+0:30
20M
20.00 mi14:49:053:26:3710:2014:53
10:57
+0:27
21M
21.00 mi15:00:513:38:2310:2411:46
11:46
+0:49
35K
21.75 mi15:08:323:46:0410:247:41
10:16
-1:30
23M
23.00 mi15:22:053:59:3710:2513:33
10:49
+0:33
24M
24.00 mi15:32:364:10:0810:2510:31
10:31
-0:18
40K
24.85 mi15:41:534:19:2510:269:17
10:51
+0:20
25.2M
25.20 mi15:46:024:23:3410:284:09
12:02
+1:11
Finish
26.22 mi15:56:594:34:3110:2910:57
10:45
-1:17

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

9:52 /mi

Average Pace

10:29 /mi

Slowest Pace

12:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:02:16

23% of race

Time at Steady Pace

2:38:37

58% of race

Time at Slower Pace

53:38

20% of race

Average Pace: 10:28 /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 mi11:55:3333:0510:3933:05
10:39
#25073
10K
6.21 mi12:27:241:04:5610:2731:51
10:15
#24612
15K
9.32 mi12:58:421:36:1410:1931:18
10:04
#24279
20K
12.43 mi13:30:362:08:0810:1931:54
10:16
#24036
Half
13.11 mi13:37:202:14:5210:176:44
9:52
#23977
25K
15.53 mi14:01:342:39:0610:1524:14
10:00
#23671
30K
18.64 mi14:34:123:11:4410:1732:38
10:30
#23410
20M
20.00 mi14:49:053:26:3710:2014:53
10:57
#23348
21M
21.00 mi15:00:513:38:2310:2411:46
11:46
#23292
35K
21.75 mi15:08:323:46:0410:247:41
10:16
#23237
23M
23.00 mi15:22:053:59:3710:2513:33
10:49
#23186
24M
24.00 mi15:32:364:10:0810:2510:31
10:31
#23136
40K
24.85 mi15:41:534:19:2510:269:17
10:51
#23070
25.2M
25.20 mi15:46:024:23:3410:284:09
12:02
#23071
Finish
26.22 mi15:56:594:34:3110:2910:57
10:45
#23073
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25073104731047323654(Top 89%)9696(Top 85%)9696(Top 199%)
10K6.21 mi3.10 mi24612+46110215+25810215+25824226(Top 91%)10013(Top 88%)10013(Top 205%)
15K9.32 mi3.11 mi24279+33310047+16810047+16823654(Top 89%)9696(Top 85%)9696(Top 199%)
20K12.43 mi3.11 mi24036+2439913+1349913+13423414(Top 88%)9570(Top 84%)9570(Top 196%)
Half13.11 mi0.68 mi23977+599878+359878+3523043(Top 87%)9376(Top 82%)9376(Top 192%)
25K15.53 mi2.42 mi23671+3069718+1609718+16022221(Top 83%)8959(Top 78%)8959(Top 183%)
30K18.64 mi3.11 mi23410+2619595+1239595+12322223(Top 83%)9029(Top 79%)9029(Top 185%)
20M20.00 mi1.36 mi23348+629571+249571+2422630(Top 85%)9319(Top 82%)9319(Top 191%)
21M21.00 mi1.00 mi23292+569550+219550+2122372(Top 84%)9209(Top 81%)9209(Top 189%)
35K21.75 mi0.75 mi23237+559532+189532+1821945(Top 82%)9024(Top 79%)9024(Top 185%)
23M23.00 mi1.25 mi23186+519513+199513+1922018(Top 83%)9084(Top 80%)9084(Top 186%)
24M24.00 mi1.00 mi23136+509499+149499+1422083(Top 83%)9145(Top 80%)9145(Top 187%)
40K24.85 mi0.85 mi23070+669481+189481+1822066(Top 83%)9181(Top 80%)9181(Top 188%)
25.2M25.20 mi0.35 mi23071-19482-19482-122591(Top 85%)9451(Top 83%)9451(Top 194%)
Finish26.22 mi1.02 mi23073-29483-19483-123502(Top 88%)9906(Top 87%)9906(Top 203%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21stories
+97ft-345ft

Overall

23654

Females

9696

F18-39

9696

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

24226

Females

10013

F18-39

10013

10K→15K

6.2 - 9.3 mi

Top 89%
×3stories
+67ft-78ft

Overall

23654

Females

9696

F18-39

9696

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

23414

Females

9570

F18-39

9570

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

23043

Females

9376

F18-39

9376

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

22221

Females

8959

F18-39

8959

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

22223

Females

9029

F18-39

9029

30K→20M

18.6 - 20.0 mi

Top 85%
×5stories
+64ft-50ft

Overall

22630

Females

9319

F18-39

9319

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

22372

Females

9209

F18-39

9209

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

21945

Females

9024

F18-39

9024

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

22018

Females

9084

F18-39

9084

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

22083

Females

9145

F18-39

9145

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

22066

Females

9181

F18-39

9181

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

22591

Females

9451

F18-39

9451

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2stories
+22ft-21ft

Overall

23502

Females

9906

F18-39

9906

Passing Analysis

Category:
Athletes Passed
2241
Passed By
241
Net Change
+2000
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25073
5K → 10K51049+461#25073#24612
10K → 15K35320+333#24612#24279
15K → 20K26219+243#24279#24036
20K → Half656+59#24036#23977
Half → 25K3060+306#23977#23671
25K → 30K2709+261#23671#23410
30K → 20M7715+62#23410#23348
20M → 21M7923+56#23348#23292
21M → 35K638+55#23292#23237
35K → 23M6918+51#23237#23186
23M → 24M599+50#23186#23136
24M → 40K7711+66#23136#23070
40K → 25.2M1819-1#23070#23071
25.2M → Finish3335-2#23071#23073
TOTALS2241241+2000
📊

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