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BOSTON MARATHON 2024

Mary Lyons

Bib: 20118•F

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F45-49)
#0 / 1753
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:54
Rank: #18641
Start → 5K
26:54 | 8:39/mi
10K· 6.21 mi
53:44
Rank: #18331 (+310)
5K → 10K
26:50 | 8:38/mi
15K· 9.32 mi
1:21:08
Rank: #18196 (+135)
10K → 15K
27:24 | 8:49/mi
20K· 12.43 mi
1:49:41
Rank: #18143 (+53)
15K → 20K
28:33 | 9:11/mi
Half· 13.11 mi
1:55:42
Rank: #18108 (+35)
20K → Half
6:01 | 8:49/mi
25K· 15.53 mi
2:19:18
Rank: #18156 (-48)
Half → 25K
23:36 | 9:44/mi
30K· 18.64 mi
2:49:07
Rank: #17696 (+460)
25K → 30K
29:49 | 9:36/mi
20M
3:02:08
Rank: #17488 (+208)
30K → 20M
13:01 | 9:35/mi
21M
3:13:07
Rank: #17428 (+60)
20M → 21M
10:59 | 10:59/mi
35K· 21.75 mi
3:19:27
Rank: #17183 (+245)
21M → 35K
6:20 | 8:28/mi
23M
3:31:42
Rank: #17030 (+153)
35K → 23M
12:15 | 9:47/mi
24M
3:40:56
Rank: #16857 (+173)
23M → 24M
9:14 | 9:14/mi
40K· 24.85 mi
3:49:06
Rank: #16693 (+164)
24M → 40K
8:10 | 9:33/mi
25.2M
3:53:30
Rank: #16755 (-62)
40K → 25.2M
4:24 | 12:46/mi
Finish· 26.22 mi
4:02:39
Rank: #16636 (+119)
25.2M → Finish
9:09 | 8:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:42
Pace8:50 /mi
2nd Half
Distance13.11 mi
Time2:06:57
Pace9:41 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:2826:548:3926:54
8:39
-
10K
6.21 mi11:48:1853:448:3926:50
8:38
-0:01
15K
9.32 mi12:15:421:21:088:4227:24
8:49
+0:11
20K
12.43 mi12:44:151:49:418:5028:33
9:11
+0:22
Half
13.11 mi12:50:161:55:428:506:01
8:49
-0:22
25K
15.53 mi13:13:522:19:188:5823:36
9:44
+0:55
30K
18.64 mi13:43:412:49:079:0429:49
9:36
-0:08
20M
20.00 mi13:56:423:02:089:0613:01
9:35
-0:01
21M
21.00 mi14:07:413:13:079:1210:59
10:59
+1:24
35K
21.75 mi14:14:013:19:279:106:20
8:28
-2:31
23M
23.00 mi14:26:163:31:429:1212:15
9:47
+1:19
24M
24.00 mi14:35:303:40:569:129:14
9:14
-0:33
40K
24.85 mi14:43:403:49:069:138:10
9:33
+0:19
25.2M
25.20 mi14:48:043:53:309:164:24
12:46
+3:13
Finish
26.22 mi14:57:134:02:399:169:09
8:59
-3:47

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

8:28 /mi

Average Pace

9:16 /mi

Slowest Pace

12:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:00:04

25% of race

Time at Steady Pace

2:34:57

64% of race

Time at Slower Pace

27:38

11% of race

Average Pace: 9:15 /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 mi11:21:2826:548:3926:54
8:39
#18641
10K
6.21 mi11:48:1853:448:3926:50
8:38
#18331
15K
9.32 mi12:15:421:21:088:4227:24
8:49
#18196
20K
12.43 mi12:44:151:49:418:5028:33
9:11
#18143
Half
13.11 mi12:50:161:55:428:506:01
8:49
#18108
25K
15.53 mi13:13:522:19:188:5823:36
9:44
#18156
30K
18.64 mi13:43:412:49:079:0429:49
9:36
#17696
20M
20.00 mi13:56:423:02:089:0613:01
9:35
#17488
21M
21.00 mi14:07:413:13:079:1210:59
10:59
#17428
35K
21.75 mi14:14:013:19:279:106:20
8:28
#17183
23M
23.00 mi14:26:163:31:429:1212:15
9:47
#17030
24M
24.00 mi14:35:303:40:569:129:14
9:14
#16857
40K
24.85 mi14:43:403:49:069:138:10
9:33
#16693
25.2M
25.20 mi14:48:043:53:309:164:24
12:46
#16755
Finish
26.22 mi14:57:134:02:399:169:09
8:59
#16636
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi186417133713318073(Top 71%)6758(Top 62%)6758(Top 386%)
10K6.21 mi3.10 mi18331+3106939+1946939+19418062(Top 71%)6768(Top 62%)6768(Top 386%)
15K9.32 mi3.11 mi18196+1356854+856854+8518073(Top 71%)6758(Top 62%)6758(Top 386%)
20K12.43 mi3.11 mi18143+536815+396815+3918157(Top 71%)6787(Top 62%)6787(Top 387%)
Half13.11 mi0.68 mi18108+356801+146801+1417491(Top 68%)6522(Top 60%)6522(Top 372%)
25K15.53 mi2.42 mi18156-486855-546855-5418338(Top 72%)7019(Top 64%)7019(Top 400%)
30K18.64 mi3.11 mi17696+4606651+2046651+20415844(Top 62%)5883(Top 54%)5883(Top 336%)
20M20.00 mi1.36 mi17488+2086568+836568+8314883(Top 58%)5617(Top 51%)5617(Top 320%)
21M21.00 mi1.00 mi17428+606563+56563+516323(Top 64%)6503(Top 60%)6503(Top 371%)
35K21.75 mi0.75 mi17183+2456450+1136450+11310602(Top 41%)3562(Top 33%)3562(Top 203%)
23M23.00 mi1.25 mi17030+1536398+526398+5214714(Top 58%)5781(Top 53%)5781(Top 330%)
24M24.00 mi1.00 mi16857+1736322+766322+7613295(Top 52%)5084(Top 47%)5084(Top 290%)
40K24.85 mi0.85 mi16693+1646258+646258+6413353(Top 52%)5226(Top 48%)5226(Top 298%)
25.2M25.20 mi0.35 mi16755-626305-476305-4719214(Top 75%)8133(Top 74%)8133(Top 464%)
Finish26.22 mi1.02 mi16636+1196269+366269+3614143(Top 55%)5563(Top 51%)5563(Top 317%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

18073

Females

6758

F45-49

6758

5K→10K

3.1 - 6.2 mi

Top 71%
×5stories
+79ft-138ft

Overall

18062

Females

6768

F45-49

6768

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

18073

Females

6758

F45-49

6758

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

18157

Females

6787

F45-49

6787

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

17491

Females

6522

F45-49

6522

Half→25K

13.1 - 15.5 mi

Top 72%
×4stories
+66ft-88ft

Overall

18338

Females

7019

F45-49

7019

25K→30K

15.5 - 18.6 mi

Top 62%
×9stories
+181ft-148ft

Overall

15844

Females

5883

F45-49

5883

30K→20M

18.6 - 20.0 mi

Top 58%
×5stories
+64ft-50ft

Overall

14883

Females

5617

F45-49

5617

20M→21M

20.0 - 21.0 mi

Top 64%
×8stories
+106ft-24ft

Overall

16323

Females

6503

F45-49

6503

21M→35K

21.0 - 21.8 mi

Top 41%
×7stories
+17ft-86ft

Overall

10602

Females

3562

F45-49

3562

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

14714

Females

5781

F45-49

5781

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

13295

Females

5084

F45-49

5084

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13353

Females

5226

F45-49

5226

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19214

Females

8133

F45-49

8133

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

14143

Females

5563

F45-49

5563

Passing Analysis

Category:
Athletes Passed
3068
Passed By
1063
Net Change
+2005
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18641
5K → 10K455145+310#18641#18331
10K → 15K295160+135#18331#18196
15K → 20K258205+53#18196#18143
20K → Half5015+35#18143#18108
Half → 25K188236-48#18108#18156
25K → 30K51757+460#18156#17696
30K → 20M22921+208#17696#17488
20M → 21M13575+60#17488#17428
21M → 35K2461+245#17428#17183
35K → 23M18835+153#17183#17030
23M → 24M1796+173#17030#16857
24M → 40K1706+164#16857#16693
40K → 25.2M2082-62#16693#16755
25.2M → Finish13819+119#16755#16636
TOTALS30681063+2005
📊

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