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BOSTON MARATHON 2023

Kristina Murphy

Bib: 16709•F

WA

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
28:05
Rank: #20636
Start → 5K
28:05 | 9:02/mi
10K· 6.21 mi
53:59
Rank: #19050 (+1586)
5K → 10K
25:54 | 8:20/mi
15K· 9.32 mi
1:20:11
Rank: #18494 (+556)
10K → 15K
26:12 | 8:26/mi
20K· 12.43 mi
1:49:01
Rank: #19191 (-697)
15K → 20K
28:50 | 9:17/mi
Half· 13.11 mi
1:55:02
Rank: #19205 (-14)
20K → Half
6:01 | 8:49/mi
25K· 15.53 mi
2:19:59
Rank: #20169 (-964)
Half → 25K
24:57 | 10:17/mi
30K· 18.64 mi
2:54:46
Rank: #21095 (-926)
25K → 30K
34:47 | 11:12/mi
20M
3:10:00
Rank: #21279 (-184)
30K → 20M
15:14 | 11:13/mi
21M
3:23:03
Rank: #21554 (-275)
20M → 21M
13:03 | 13:03/mi
35K· 21.75 mi
3:30:20
Rank: #21512 (+42)
21M → 35K
7:17 | 9:44/mi
23M
3:43:57
Rank: #21568 (-56)
35K → 23M
13:37 | 10:53/mi
24M
3:54:16
Rank: #21564 (+4)
23M → 24M
10:19 | 10:19/mi
40K· 24.85 mi
4:03:33
Rank: #21603 (-39)
24M → 40K
9:17 | 10:51/mi
25.2M
4:07:13
Rank: #21561 (+42)
40K → 25.2M
3:40 | 10:38/mi
Finish· 26.22 mi
4:16:33
Rank: #21473 (+88)
25.2M → Finish
9:20 | 9:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:02
Pace8:46 /mi
2nd Half
Distance13.11 mi
Time2:21:31
Pace10:48 /mi
📊Positive Split: 23.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:2028:059:0228:05
9:02
-
10K
6.21 mi11:45:1453:598:4125:54
8:20
-0:42
15K
9.32 mi12:11:261:20:118:3626:12
8:26
+0:06
20K
12.43 mi12:40:161:49:018:4628:50
9:17
+0:51
Half
13.11 mi12:46:171:55:028:466:01
8:49
-0:28
25K
15.53 mi13:11:142:19:599:0124:57
10:17
+1:28
30K
18.64 mi13:46:012:54:469:2334:47
11:12
+0:55
20M
20.00 mi14:01:153:10:009:3015:14
11:13
+0:01
21M
21.00 mi14:14:183:23:039:4013:03
13:03
+1:50
35K
21.75 mi14:21:353:30:209:407:17
9:44
-3:19
23M
23.00 mi14:35:123:43:579:4413:37
10:53
+1:09
24M
24.00 mi14:45:313:54:169:4610:19
10:19
-0:34
40K
24.85 mi14:54:484:03:339:489:17
10:51
+0:32
25.2M
25.20 mi14:58:284:07:139:493:40
10:38
-0:13
Finish
26.22 mi15:07:484:16:339:489:20
9:10
-1:28

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

8:20 /mi

Average Pace

9:48 /mi

Slowest Pace

13:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04:22

48% of race

Time at Steady Pace

1:09:07

27% of race

Time at Slower Pace

1:03:04

25% of race

Average Pace: 9:47 /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 mi11:19:2028:059:0228:05
9:02
#20636
10K
6.21 mi11:45:1453:598:4125:54
8:20
#19050
15K
9.32 mi12:11:261:20:118:3626:12
8:26
#18494
20K
12.43 mi12:40:161:49:018:4628:50
9:17
#19191
Half
13.11 mi12:46:171:55:028:466:01
8:49
#19205
25K
15.53 mi13:11:142:19:599:0124:57
10:17
#20169
30K
18.64 mi13:46:012:54:469:2334:47
11:12
#21095
20M
20.00 mi14:01:153:10:009:3015:14
11:13
#21279
21M
21.00 mi14:14:183:23:039:4013:03
13:03
#21554
35K
21.75 mi14:21:353:30:209:407:17
9:44
#21512
23M
23.00 mi14:35:123:43:579:4413:37
10:53
#21568
24M
24.00 mi14:45:313:54:169:4610:19
10:19
#21564
40K
24.85 mi14:54:484:03:339:489:17
10:51
#21603
25.2M
25.20 mi14:58:284:07:139:493:40
10:38
#21561
Finish
26.22 mi15:07:484:16:339:489:20
9:10
#21473
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi206368191819117376(Top 65%)6148(Top 54%)6148(Top 126%)
10K6.21 mi3.10 mi19050+15867184+10077184+100717184(Top 65%)5992(Top 52%)5992(Top 123%)
15K9.32 mi3.11 mi18494+5566813+3716813+37117376(Top 65%)6148(Top 54%)6148(Top 126%)
20K12.43 mi3.11 mi19191-6977231-4187231-41820911(Top 79%)8181(Top 72%)8181(Top 168%)
Half13.11 mi0.68 mi19205-147239-87239-819661(Top 74%)7489(Top 66%)7489(Top 153%)
25K15.53 mi2.42 mi20169-9647803-5647803-56422819(Top 86%)9281(Top 81%)9281(Top 190%)
30K18.64 mi3.11 mi21095-9268339-5368339-53623408(Top 88%)9683(Top 85%)9683(Top 198%)
20M20.00 mi1.36 mi21279-1848457-1188457-11823033(Top 87%)9527(Top 83%)9527(Top 195%)
21M21.00 mi1.00 mi21554-2758606-1498606-14924137(Top 91%)10163(Top 89%)10163(Top 208%)
35K21.75 mi0.75 mi21512+428594+128594+1220586(Top 77%)8267(Top 72%)8267(Top 169%)
23M23.00 mi1.25 mi21568-568640-468640-4622110(Top 83%)9122(Top 80%)9122(Top 187%)
24M24.00 mi1.00 mi21564+48648-88648-821611(Top 81%)8899(Top 78%)8899(Top 182%)
40K24.85 mi0.85 mi21603-398679-318679-3122062(Top 83%)9177(Top 80%)9177(Top 188%)
25.2M25.20 mi0.35 mi21561+428665+148665+1419568(Top 74%)7833(Top 69%)7833(Top 160%)
Finish26.22 mi1.02 mi21473+888623+428623+4218769(Top 71%)7325(Top 64%)7325(Top 150%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

17376

Females

6148

F18-39

6148

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

17184

Females

5992

F18-39

5992

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

17376

Females

6148

F18-39

6148

15K→20K

9.3 - 12.4 mi

Top 79%
×5stories
+106ft-86ft

Overall

20911

Females

8181

F18-39

8181

20K→Half

12.4 - 13.1 mi

Top 74%
×2stories
+19ft-37ft

Overall

19661

Females

7489

F18-39

7489

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

22819

Females

9281

F18-39

9281

25K→30K

15.5 - 18.6 mi

Top 88%
×9stories
+181ft-148ft

Overall

23408

Females

9683

F18-39

9683

30K→20M

18.6 - 20.0 mi

Top 87%
×5stories
+64ft-50ft

Overall

23033

Females

9527

F18-39

9527

20M→21M

20.0 - 21.0 mi

Top 91%
×8stories
+106ft-24ft

Overall

24137

Females

10163

F18-39

10163

21M→35K

21.0 - 21.8 mi

Top 77%
×7stories
+17ft-86ft

Overall

20586

Females

8267

F18-39

8267

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

22110

Females

9122

F18-39

9122

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

21611

Females

8899

F18-39

8899

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

22062

Females

9177

F18-39

9177

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

19568

Females

7833

F18-39

7833

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

18769

Females

7325

F18-39

7325

Passing Analysis

Category:
Athletes Passed
2635
Passed By
3472
Net Change
-837
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20636
5K → 10K161529+1586#20636#19050
10K → 15K59236+556#19050#18494
15K → 20K28725-697#18494#19191
20K → Half2539-14#19191#19205
Half → 25K12976-964#19205#20169
25K → 30K16942-926#20169#21095
30K → 20M33217-184#21095#21279
20M → 21M13288-275#21279#21554
21M → 35K5210+42#21554#21512
35K → 23M4197-56#21512#21568
23M → 24M4137+4#21568#21564
24M → 40K2867-39#21564#21603
40K → 25.2M453+42#21603#21561
25.2M → Finish946+88#21561#21473
TOTALS26353472-837
📊

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