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BOSTON MARATHON 2023

Erin Murdock

Bib: 29468•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
34:12
Rank: #25687
Start → 5K
34:12 | 11:00/mi
10K· 6.21 mi
1:07:38
Rank: #25431 (+256)
5K → 10K
33:26 | 10:46/mi
15K· 9.32 mi
1:40:43
Rank: #25147 (+284)
10K → 15K
33:05 | 10:39/mi
20K· 12.43 mi
2:14:51
Rank: #24995 (+152)
15K → 20K
34:08 | 10:59/mi
Half· 13.11 mi
2:22:21
Rank: #24991 (+4)
20K → Half
7:30 | 11:00/mi
25K· 15.53 mi
2:50:43
Rank: #25002 (-11)
Half → 25K
28:22 | 11:42/mi
30K· 18.64 mi
3:26:14
Rank: #24780 (+222)
25K → 30K
35:31 | 11:26/mi
20M
3:42:27
Rank: #24722 (+58)
30K → 20M
16:13 | 11:56/mi
21M
3:55:15
Rank: #24708 (+14)
20M → 21M
12:48 | 12:48/mi
35K· 21.75 mi
4:04:18
Rank: #24713 (-5)
21M → 35K
9:03 | 12:06/mi
23M
4:20:00
Rank: #24713
35K → 23M
15:42 | 12:32/mi
24M
4:31:22
Rank: #24683 (+30)
23M → 24M
11:22 | 11:22/mi
40K· 24.85 mi
4:40:55
Rank: #24609 (+74)
24M → 40K
9:33 | 11:10/mi
25.2M
4:44:55
Rank: #24578 (+31)
40K → 25.2M
4:00 | 11:36/mi
Finish· 26.22 mi
4:55:10
Rank: #24509 (+69)
25.2M → Finish
10:15 | 10:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:22:21
Pace10:52 /mi
2nd Half
Distance13.11 mi
Time2:32:49
Pace11:39 /mi
📊Positive Split: 7.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:58:4734:1211:0034:12
11:00
-
10K
6.21 mi12:32:131:07:3810:5333:26
10:46
-0:14
15K
9.32 mi13:05:181:40:4310:4833:05
10:39
-0:07
20K
12.43 mi13:39:262:14:5110:5134:08
10:59
+0:20
Half
13.11 mi13:46:562:22:2110:527:30
11:00
+0:01
25K
15.53 mi14:15:182:50:4310:5928:22
11:42
+0:42
30K
18.64 mi14:50:493:26:1411:0435:31
11:26
-0:16
20M
20.00 mi15:07:023:42:2711:0716:13
11:56
+0:30
21M
21.00 mi15:19:503:55:1511:1212:48
12:48
+0:52
35K
21.75 mi15:28:534:04:1811:149:03
12:06
-0:42
23M
23.00 mi15:44:354:20:0011:1815:42
12:32
+0:26
24M
24.00 mi15:55:574:31:2211:1811:22
11:22
-1:10
40K
24.85 mi16:05:304:40:5511:189:33
11:10
-0:12
25.2M
25.20 mi16:09:304:44:5511:184:00
11:36
+0:26
Finish
26.22 mi16:19:454:55:1011:1610:15
10:04
-1:32

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

10:04 /mi

Average Pace

11:16 /mi

Slowest Pace

12:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:32:36

52% of race

Time at Steady Pace

1:28:48

30% of race

Time at Slower Pace

53:46

18% of race

Average Pace: 11:15 /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 mi11:58:4734:1211:0034:12
11:00
#25687
10K
6.21 mi12:32:131:07:3810:5333:26
10:46
#25431
15K
9.32 mi13:05:181:40:4310:4833:05
10:39
#25147
20K
12.43 mi13:39:262:14:5110:5134:08
10:59
#24995
Half
13.11 mi13:46:562:22:2110:527:30
11:00
#24991
25K
15.53 mi14:15:182:50:4310:5928:22
11:42
#25002
30K
18.64 mi14:50:493:26:1411:0435:31
11:26
#24780
20M
20.00 mi15:07:023:42:2711:0716:13
11:56
#24722
21M
21.00 mi15:19:503:55:1511:1212:48
12:48
#24708
35K
21.75 mi15:28:534:04:1811:149:03
12:06
#24713
23M
23.00 mi15:44:354:20:0011:1815:42
12:32
#24713
24M
24.00 mi15:55:574:31:2211:1811:22
11:22
#24683
40K
24.85 mi16:05:304:40:5511:189:33
11:10
#24609
25.2M
25.20 mi16:09:304:44:5511:184:00
11:36
#24578
Finish
26.22 mi16:19:454:55:1011:1610:15
10:04
#24509
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25687108441084424720(Top 93%)10307(Top 90%)10307(Top 211%)
10K6.21 mi3.10 mi25431+25610688+15610688+15625102(Top 94%)10499(Top 92%)10499(Top 215%)
15K9.32 mi3.11 mi25147+28410523+16510523+16524720(Top 93%)10307(Top 90%)10307(Top 211%)
20K12.43 mi3.11 mi24995+15210452+7110452+7124622(Top 92%)10270(Top 90%)10270(Top 210%)
Half13.11 mi0.68 mi24991+410451+110451+124938(Top 94%)10462(Top 92%)10462(Top 214%)
25K15.53 mi2.42 mi25002-1110467-1610467-1624891(Top 93%)10454(Top 92%)10454(Top 214%)
30K18.64 mi3.11 mi24780+22210366+10110366+10123766(Top 89%)9880(Top 86%)9880(Top 202%)
20M20.00 mi1.36 mi24722+5810340+2610340+2624123(Top 91%)10142(Top 89%)10142(Top 208%)
21M21.00 mi1.00 mi24708+1410337+310337+323836(Top 90%)10002(Top 88%)10002(Top 205%)
35K21.75 mi0.75 mi24713-510342-510342-524776(Top 93%)10543(Top 92%)10543(Top 216%)
23M23.00 mi1.25 mi2471310353-1110353-1124628(Top 93%)10449(Top 91%)10449(Top 214%)
24M24.00 mi1.00 mi24683+3010351+210351+223701(Top 89%)10005(Top 88%)10005(Top 205%)
40K24.85 mi0.85 mi24609+7410316+3510316+3522703(Top 85%)9509(Top 83%)9509(Top 195%)
25.2M25.20 mi0.35 mi24578+3110304+1210304+1221803(Top 82%)9028(Top 79%)9028(Top 185%)
Finish26.22 mi1.02 mi24509+6910270+3410270+3421944(Top 82%)9095(Top 80%)9095(Top 186%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21stories
+97ft-345ft

Overall

24720

Females

10307

F18-39

10307

5K→10K

3.1 - 6.2 mi

Top 94%
×5stories
+79ft-138ft

Overall

25102

Females

10499

F18-39

10499

10K→15K

6.2 - 9.3 mi

Top 93%
×3stories
+67ft-78ft

Overall

24720

Females

10307

F18-39

10307

15K→20K

9.3 - 12.4 mi

Top 92%
×5stories
+106ft-86ft

Overall

24622

Females

10270

F18-39

10270

20K→Half

12.4 - 13.1 mi

Top 94%
×2stories
+19ft-37ft

Overall

24938

Females

10462

F18-39

10462

Half→25K

13.1 - 15.5 mi

Top 93%
×4stories
+66ft-88ft

Overall

24891

Females

10454

F18-39

10454

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

23766

Females

9880

F18-39

9880

30K→20M

18.6 - 20.0 mi

Top 91%
×5stories
+64ft-50ft

Overall

24123

Females

10142

F18-39

10142

20M→21M

20.0 - 21.0 mi

Top 90%
×8stories
+106ft-24ft

Overall

23836

Females

10002

F18-39

10002

21M→35K

21.0 - 21.8 mi

Top 93%
×7stories
+17ft-86ft

Overall

24776

Females

10543

F18-39

10543

35K→23M

21.8 - 23.0 mi

Top 93%
×5stories
+23ft-63ft

Overall

24628

Females

10449

F18-39

10449

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

23701

Females

10005

F18-39

10005

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22703

Females

9509

F18-39

9509

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

21803

Females

9028

F18-39

9028

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

21944

Females

9095

F18-39

9095

Passing Analysis

Category:
Athletes Passed
1519
Passed By
341
Net Change
+1178
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25687
5K → 10K31458+256#25687#25431
10K → 15K2939+284#25431#25147
15K → 20K18937+152#25147#24995
20K → Half2218+4#24995#24991
Half → 25K6879-11#24991#25002
25K → 30K23614+222#25002#24780
30K → 20M7820+58#24780#24722
20M → 21M3925+14#24722#24708
21M → 35K2126-5#24708#24713
35K → 23M40400#24713#24713
23M → 24M4111+30#24713#24683
24M → 40K762+74#24683#24609
40K → 25.2M321+31#24609#24578
25.2M → Finish701+69#24578#24509
TOTALS1519341+1178
📊

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