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BOSTON MARATHON 2024

Marina Guerra

Bib: 17516•F

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0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 47%
Age Group (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
25:49
Rank: #16709
Start → 5K
25:49 | 8:19/mi
10K· 6.21 mi
51:12
Rank: #15989 (+720)
5K → 10K
25:23 | 8:10/mi
15K· 9.32 mi
1:16:19
Rank: #15272 (+717)
10K → 15K
25:07 | 8:05/mi
20K· 12.43 mi
1:41:42
Rank: #14634 (+638)
15K → 20K
25:23 | 8:10/mi
Half· 13.11 mi
1:47:06
Rank: #14476 (+158)
20K → Half
5:24 | 7:55/mi
25K· 15.53 mi
2:07:40
Rank: #14161 (+315)
Half → 25K
20:34 | 8:29/mi
30K· 18.64 mi
2:36:06
Rank: #14059 (+102)
25K → 30K
28:26 | 9:09/mi
20M
2:48:30
Rank: #13943 (+116)
30K → 20M
12:24 | 9:07/mi
21M
2:58:43
Rank: #13929 (+14)
20M → 21M
10:13 | 10:13/mi
35K· 21.75 mi
3:06:04
Rank: #14035 (-106)
21M → 35K
7:21 | 9:49/mi
23M
3:19:10
Rank: #14296 (-261)
35K → 23M
13:06 | 10:28/mi
24M
3:29:09
Rank: #14419 (-123)
23M → 24M
9:59 | 9:59/mi
40K· 24.85 mi
3:38:18
Rank: #14545 (-126)
24M → 40K
9:09 | 10:42/mi
25.2M
3:42:54
Rank: #14725 (-180)
40K → 25.2M
4:36 | 13:20/mi
Finish· 26.22 mi
3:51:54
Rank: #14648 (+77)
25.2M → Finish
9:00 | 8:50/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.11 mi
Time1:47:06
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time2:04:48
Pace9:31 /mi
📊Positive Split: 16.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:3025:498:1925:49
8:19
-
10K
6.21 mi11:42:5351:128:1425:23
8:10
-0:09
15K
9.32 mi12:08:001:16:198:1125:07
8:05
-0:05
20K
12.43 mi12:33:231:41:428:1125:23
8:10
+0:05
Half
13.11 mi12:38:471:47:068:105:24
7:55
-0:15
25K
15.53 mi12:59:212:07:408:1320:34
8:29
+0:34
30K
18.64 mi13:27:472:36:068:2228:26
9:09
+0:40
20M
20.00 mi13:40:112:48:308:2512:24
9:07
-0:02
21M
21.00 mi13:50:242:58:438:3110:13
10:13
+1:06
35K
21.75 mi13:57:453:06:048:337:21
9:49
-0:24
23M
23.00 mi14:10:513:19:108:4013:06
10:28
+0:39
24M
24.00 mi14:20:503:29:098:439:59
9:59
-0:29
40K
24.85 mi14:29:593:38:188:479:09
10:42
+0:43
25.2M
25.20 mi14:34:353:42:548:514:36
13:20
+2:38
Finish
26.22 mi14:43:353:51:548:519:00
8:50
-4:30

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:55 /mi

Average Pace

8:51 /mi

Slowest Pace

13:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:47:06

46% of race

Time at Steady Pace

1:10:24

30% of race

Time at Slower Pace

54:24

23% of race

Average Pace: 8:51 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:17:3025:498:1925:49
8:19
#16709
10K
6.21 mi11:42:5351:128:1425:23
8:10
#15989
15K
9.32 mi12:08:001:16:198:1125:07
8:05
#15272
20K
12.43 mi12:33:231:41:428:1125:23
8:10
#14634
Half
13.11 mi12:38:471:47:068:105:24
7:55
#14476
25K
15.53 mi12:59:212:07:408:1320:34
8:29
#14161
30K
18.64 mi13:27:472:36:068:2228:26
9:09
#14059
20M
20.00 mi13:40:112:48:308:2512:24
9:07
#13943
21M
21.00 mi13:50:242:58:438:3110:13
10:13
#13929
35K
21.75 mi13:57:453:06:048:337:21
9:49
#14035
23M
23.00 mi14:10:513:19:108:4013:06
10:28
#14296
24M
24.00 mi14:20:503:29:098:439:59
9:59
#14419
40K
24.85 mi14:29:593:38:188:479:09
10:42
#14545
25.2M
25.20 mi14:34:353:42:548:514:36
13:20
#14725
Finish
26.22 mi14:43:353:51:548:519:00
8:50
#14648
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi167095987598714020(Top 55%)4377(Top 40%)4377(Top 94%)
10K6.21 mi3.10 mi15989+7205526+4615526+46115347(Top 60%)5131(Top 47%)5131(Top 110%)
15K9.32 mi3.11 mi15272+7175113+4135113+41314020(Top 55%)4377(Top 40%)4377(Top 94%)
20K12.43 mi3.11 mi14634+6384737+3764737+37612968(Top 51%)3834(Top 35%)3834(Top 82%)
Half13.11 mi0.68 mi14476+1584657+804657+8012226(Top 48%)3464(Top 32%)3464(Top 74%)
25K15.53 mi2.42 mi14161+3154491+1664491+16612973(Top 51%)4031(Top 37%)4031(Top 87%)
30K18.64 mi3.11 mi14059+1024518-274518-2713980(Top 55%)4844(Top 44%)4844(Top 104%)
20M20.00 mi1.36 mi13943+1164504+144504+1412779(Top 50%)4454(Top 41%)4454(Top 96%)
21M21.00 mi1.00 mi13929+144559-554559-5513819(Top 54%)5219(Top 48%)5219(Top 112%)
35K21.75 mi0.75 mi14035-1064647-884647-8816621(Top 65%)6661(Top 61%)6661(Top 143%)
23M23.00 mi1.25 mi14296-2614850-2034850-20316960(Top 66%)6893(Top 63%)6893(Top 148%)
24M24.00 mi1.00 mi14419-1234976-1264976-12616287(Top 64%)6584(Top 60%)6584(Top 141%)
40K24.85 mi0.85 mi14545-1265080-1045080-10417294(Top 68%)7172(Top 66%)7172(Top 154%)
25.2M25.20 mi0.35 mi14725-1805190-1105190-11020394(Top 80%)8705(Top 80%)8705(Top 187%)
Finish26.22 mi1.02 mi14648+775178+125178+1213366(Top 52%)5157(Top 47%)5157(Top 111%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

14020

Females

4377

F18-39

4377

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15347

Females

5131

F18-39

5131

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

14020

Females

4377

F18-39

4377

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

12968

Females

3834

F18-39

3834

20K→Half

12.4 - 13.1 mi

Top 48%
×2stories
+19ft-37ft

Overall

12226

Females

3464

F18-39

3464

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

12973

Females

4031

F18-39

4031

25K→30K

15.5 - 18.6 mi

Top 55%
×9stories
+181ft-148ft

Overall

13980

Females

4844

F18-39

4844

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

12779

Females

4454

F18-39

4454

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

13819

Females

5219

F18-39

5219

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

16621

Females

6661

F18-39

6661

35K→23M

21.8 - 23.0 mi

Top 66%
×5stories
+23ft-63ft

Overall

16960

Females

6893

F18-39

6893

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

16287

Females

6584

F18-39

6584

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

17294

Females

7172

F18-39

7172

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

20394

Females

8705

F18-39

8705

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

13366

Females

5157

F18-39

5157

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3716
Passed By
1655
Net Change
+2061
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16709
5K → 10K78666+720#16709#15989
10K → 15K73013+717#15989#15272
15K → 20K64911+638#15272#14634
20K → Half1580+158#14634#14476
Half → 25K37863+315#14476#14161
25K → 30K327225+102#14161#14059
30K → 20M18468+116#14059#13943
20M → 21M142128+14#13943#13929
21M → 35K59165-106#13929#14035
35K → 23M61322-261#14035#14296
23M → 24M65188-123#14296#14419
24M → 40K49175-126#14419#14545
40K → 25.2M10190-180#14545#14725
25.2M → Finish11841+77#14725#14648
TOTALS37161655+2061
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing