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BOSTON MARATHON 2023

Mara Murphy-Kusins

Bib: 29522•F

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 49%
Gender (Female)
#0 / 11423
Top 33%
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
26:34
Rank: #17913
Start → 5K
26:34 | 8:33/mi
10K· 6.21 mi
51:31
Rank: #16439 (+1474)
5K → 10K
24:57 | 8:02/mi
15K· 9.32 mi
1:16:16
Rank: #15695 (+744)
10K → 15K
24:45 | 7:58/mi
20K· 12.43 mi
1:40:53
Rank: #15007 (+688)
15K → 20K
24:37 | 7:55/mi
Half· 13.11 mi
1:46:10
Rank: #14869 (+138)
20K → Half
5:17 | 7:45/mi
25K· 15.53 mi
2:05:25
Rank: #14458 (+411)
Half → 25K
19:15 | 7:56/mi
30K· 18.64 mi
2:30:54
Rank: #14068 (+390)
25K → 30K
25:29 | 8:12/mi
20M
2:42:04
Rank: #13856 (+212)
30K → 20M
11:10 | 8:13/mi
21M
2:50:42
Rank: #13683 (+173)
20M → 21M
8:38 | 8:38/mi
35K· 21.75 mi
2:56:47
Rank: #13640 (+43)
21M → 35K
6:05 | 8:08/mi
23M
3:07:14
Rank: #13526 (+114)
35K → 23M
10:27 | 8:21/mi
24M
3:15:20
Rank: #13412 (+114)
23M → 24M
8:06 | 8:06/mi
40K· 24.85 mi
3:22:23
Rank: #13322 (+90)
24M → 40K
7:03 | 8:15/mi
25.2M
3:25:21
Rank: #13238 (+84)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:33:10
Rank: #13106 (+132)
25.2M → Finish
7:49 | 7:40/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:46:10
Pace8:06 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:47:00
Pace8:10 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:3426:348:3326:34
8:33
-
10K
6.21 mi12:09:3151:318:1724:57
8:02
-0:31
15K
9.32 mi12:34:161:16:168:1124:45
7:58
-0:04
20K
12.43 mi12:58:531:40:538:0724:37
7:55
-0:03
Half
13.11 mi13:04:101:46:108:065:17
7:45
-0:10
25K
15.53 mi13:23:252:05:258:0419:15
7:56
+0:11
30K
18.64 mi13:48:542:30:548:0625:29
8:12
+0:16
20M
20.00 mi14:00:042:42:048:0611:10
8:13
+0:01
21M
21.00 mi14:08:422:50:428:088:38
8:38
+0:25
35K
21.75 mi14:14:472:56:478:086:05
8:08
-0:30
23M
23.00 mi14:25:143:07:148:0810:27
8:21
+0:13
24M
24.00 mi14:33:203:15:208:088:06
8:06
-0:15
40K
24.85 mi14:40:233:22:238:097:03
8:15
+0:09
25.2M
25.20 mi14:43:213:25:218:092:58
8:36
+0:21
Finish
26.22 mi14:51:103:33:108:087:49
7:40
-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

7:40 /mi

Average Pace

8:08 /mi

Slowest Pace

8:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:00

82% of race

Time at Steady Pace

38:10

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:08 /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 mi11:44:3426:348:3326:34
8:33
#17913
10K
6.21 mi12:09:3151:318:1724:57
8:02
#16439
15K
9.32 mi12:34:161:16:168:1124:45
7:58
#15695
20K
12.43 mi12:58:531:40:538:0724:37
7:55
#15007
Half
13.11 mi13:04:101:46:108:065:17
7:45
#14869
25K
15.53 mi13:23:252:05:258:0419:15
7:56
#14458
30K
18.64 mi13:48:542:30:548:0625:29
8:12
#14068
20M
20.00 mi14:00:042:42:048:0611:10
8:13
#13856
21M
21.00 mi14:08:422:50:428:088:38
8:38
#13683
35K
21.75 mi14:14:472:56:478:086:05
8:08
#13640
23M
23.00 mi14:25:143:07:148:0810:27
8:21
#13526
24M
24.00 mi14:33:203:15:208:088:06
8:06
#13412
40K
24.85 mi14:40:233:22:238:097:03
8:15
#13322
25.2M
25.20 mi14:43:213:25:218:092:58
8:36
#13238
Finish
26.22 mi14:51:103:33:108:087:49
7:40
#13106
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi179136491649114113(Top 53%)4149(Top 36%)4149(Top 85%)
10K6.21 mi3.10 mi16439+14745546+9455546+94515020(Top 56%)4689(Top 41%)4689(Top 96%)
15K9.32 mi3.11 mi15695+7445092+4545092+45414113(Top 53%)4149(Top 36%)4149(Top 85%)
20K12.43 mi3.11 mi15007+6884688+4044688+40412832(Top 48%)3458(Top 30%)3458(Top 71%)
Half13.11 mi0.68 mi14869+1384603+854603+8512330(Top 46%)3122(Top 27%)3122(Top 64%)
25K15.53 mi2.42 mi14458+4114375+2284375+22812246(Top 46%)3224(Top 28%)3224(Top 66%)
30K18.64 mi3.11 mi14068+3904188+1874188+18712374(Top 46%)3401(Top 30%)3401(Top 70%)
20M20.00 mi1.36 mi13856+2124074+1144074+11411840(Top 44%)3186(Top 28%)3186(Top 65%)
21M21.00 mi1.00 mi13683+1733978+963978+9611294(Top 42%)3033(Top 27%)3033(Top 62%)
35K21.75 mi0.75 mi13640+433967+113967+1113030(Top 49%)4016(Top 35%)4016(Top 82%)
23M23.00 mi1.25 mi13526+1143931+363931+3612244(Top 46%)3655(Top 32%)3655(Top 75%)
24M24.00 mi1.00 mi13412+1143880+513880+5111976(Top 45%)3577(Top 31%)3577(Top 73%)
40K24.85 mi0.85 mi13322+903853+273853+2711708(Top 44%)3520(Top 31%)3520(Top 72%)
25.2M25.20 mi0.35 mi13238+843818+353818+3510268(Top 39%)2848(Top 25%)2848(Top 58%)
Finish26.22 mi1.02 mi13106+1323762+563762+569822(Top 37%)2627(Top 23%)2627(Top 54%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

14113

Females

4149

F18-39

4149

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

15020

Females

4689

F18-39

4689

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

14113

Females

4149

F18-39

4149

15K→20K

9.3 - 12.4 mi

Top 48%
×5stories
+106ft-86ft

Overall

12832

Females

3458

F18-39

3458

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

12330

Females

3122

F18-39

3122

Half→25K

13.1 - 15.5 mi

Top 46%
×4stories
+66ft-88ft

Overall

12246

Females

3224

F18-39

3224

25K→30K

15.5 - 18.6 mi

Top 46%
×9stories
+181ft-148ft

Overall

12374

Females

3401

F18-39

3401

30K→20M

18.6 - 20.0 mi

Top 44%
×5stories
+64ft-50ft

Overall

11840

Females

3186

F18-39

3186

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

11294

Females

3033

F18-39

3033

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

13030

Females

4016

F18-39

4016

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

12244

Females

3655

F18-39

3655

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

11976

Females

3577

F18-39

3577

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11708

Females

3520

F18-39

3520

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10268

Females

2848

F18-39

2848

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

9822

Females

2627

F18-39

2627

Passing Analysis

Category:
Athletes Passed
5069
Passed By
262
Net Change
+4807
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17913
5K → 10K151339+1474#17913#16439
10K → 15K76723+744#16439#15695
15K → 20K70113+688#15695#15007
20K → Half1413+138#15007#14869
Half → 25K4198+411#14869#14458
25K → 30K41828+390#14458#14068
30K → 20M22614+212#14068#13856
20M → 21M19522+173#13856#13683
21M → 35K6623+43#13683#13640
35K → 23M15036+114#13640#13526
23M → 24M13420+114#13526#13412
24M → 40K10818+90#13412#13322
40K → 25.2M884+84#13322#13238
25.2M → Finish14311+132#13238#13106
TOTALS5069262+4807
📊

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