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BOSTON MARATHON 2024

Katherine Relihan

Bib: 19844•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 47%
Masters (Masters Women)
#0 / 6263
Top 37%
Division (F40-44)
#0 / 1613
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:32
Rank: #16151
Start → 5K
25:32 | 8:13/mi
10K· 6.21 mi
51:00
Rank: #15802 (+349)
5K → 10K
25:28 | 8:12/mi
15K· 9.32 mi
1:16:11
Rank: #15186 (+616)
10K → 15K
25:11 | 8:06/mi
20K· 12.43 mi
1:41:56
Rank: #14741 (+445)
15K → 20K
25:45 | 8:17/mi
Half· 13.11 mi
1:47:30
Rank: #14692 (+49)
20K → Half
5:34 | 8:10/mi
25K· 15.53 mi
2:08:31
Rank: #14483 (+209)
Half → 25K
21:01 | 8:40/mi
30K· 18.64 mi
2:38:25
Rank: #14805 (-322)
25K → 30K
29:54 | 9:37/mi
20M
2:52:06
Rank: #15019 (-214)
30K → 20M
13:41 | 10:04/mi
21M
3:02:12
Rank: #14898 (+121)
20M → 21M
10:06 | 10:06/mi
35K· 21.75 mi
3:08:33
Rank: #14727 (+171)
21M → 35K
6:21 | 8:29/mi
23M
3:21:17
Rank: #14836 (-109)
35K → 23M
12:44 | 10:10/mi
24M
3:30:02
Rank: #14609 (+227)
23M → 24M
8:45 | 8:45/mi
40K· 24.85 mi
3:38:37
Rank: #14625 (-16)
24M → 40K
8:35 | 10:02/mi
25.2M
3:43:02
Rank: #14756 (-131)
40K → 25.2M
4:25 | 12:48/mi
Finish· 26.22 mi
3:51:21
Rank: #14534 (+222)
25.2M → Finish
8:19 | 8:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:30
Pace8:12 /mi
2nd Half
Distance13.11 mi
Time2:03:51
Pace9:27 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:0425:328:1325:32
8:13
-
10K
6.21 mi11:43:3251:008:1225:28
8:12
-0:01
15K
9.32 mi12:08:431:16:118:1025:11
8:06
-0:06
20K
12.43 mi12:34:281:41:568:1225:45
8:17
+0:11
Half
13.11 mi12:40:021:47:308:125:34
8:10
-0:07
25K
15.53 mi13:01:032:08:318:1621:01
8:40
+0:30
30K
18.64 mi13:30:572:38:258:3029:54
9:37
+0:57
20M
20.00 mi13:44:382:52:068:3613:41
10:04
+0:27
21M
21.00 mi13:54:443:02:128:4110:06
10:06
+0:02
35K
21.75 mi14:01:053:08:338:406:21
8:29
-1:37
23M
23.00 mi14:13:493:21:178:4512:44
10:10
+1:41
24M
24.00 mi14:22:343:30:028:458:45
8:45
-1:25
40K
24.85 mi14:31:093:38:378:488:35
10:02
+1:17
25.2M
25.20 mi14:35:343:43:028:514:25
12:48
+2:46
Finish
26.22 mi14:43:533:51:218:508:19
8:10
-4:38

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

8:06 /mi

Average Pace

8:50 /mi

Slowest Pace

12:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:31:56

66% of race

Time at Slower Pace

1:19:25

34% of race

Average Pace: 8:49 /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 mi11:18:0425:328:1325:32
8:13
#16151
10K
6.21 mi11:43:3251:008:1225:28
8:12
#15802
15K
9.32 mi12:08:431:16:118:1025:11
8:06
#15186
20K
12.43 mi12:34:281:41:568:1225:45
8:17
#14741
Half
13.11 mi12:40:021:47:308:125:34
8:10
#14692
25K
15.53 mi13:01:032:08:318:1621:01
8:40
#14483
30K
18.64 mi13:30:572:38:258:3029:54
9:37
#14805
20M
20.00 mi13:44:382:52:068:3613:41
10:04
#15019
21M
21.00 mi13:54:443:02:128:4110:06
10:06
#14898
35K
21.75 mi14:01:053:08:338:406:21
8:29
#14727
23M
23.00 mi14:13:493:21:178:4512:44
10:10
#14836
24M
24.00 mi14:22:343:30:028:458:45
8:45
#14609
40K
24.85 mi14:31:093:38:378:488:35
10:02
#14625
25.2M
25.20 mi14:35:343:43:028:514:25
12:48
#14756
Finish
26.22 mi14:43:533:51:218:508:19
8:10
#14534
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi161515652565214146(Top 55%)4456(Top 41%)4456(Top 276%)
10K6.21 mi3.10 mi15802+3495416+2365416+23615527(Top 61%)5234(Top 48%)5234(Top 324%)
15K9.32 mi3.11 mi15186+6165064+3525064+35214146(Top 55%)4456(Top 41%)4456(Top 276%)
20K12.43 mi3.11 mi14741+4454800+2644800+26413647(Top 53%)4217(Top 39%)4217(Top 261%)
Half13.11 mi0.68 mi14692+494784+164784+1613852(Top 54%)4399(Top 40%)4399(Top 273%)
25K15.53 mi2.42 mi14483+2094692+924692+9213948(Top 55%)4588(Top 42%)4588(Top 284%)
30K18.64 mi3.11 mi14805-3224958-2664958-26615936(Top 62%)5931(Top 54%)5931(Top 368%)
20M20.00 mi1.36 mi15019-2145140-1825140-18216716(Top 65%)6567(Top 60%)6567(Top 407%)
21M21.00 mi1.00 mi14898+1215115+255115+2513391(Top 52%)4985(Top 46%)4985(Top 309%)
35K21.75 mi0.75 mi14727+1715051+645051+6410739(Top 42%)3627(Top 33%)3627(Top 225%)
23M23.00 mi1.25 mi14836-1095164-1135164-11316024(Top 63%)6406(Top 59%)6406(Top 397%)
24M24.00 mi1.00 mi14609+2275086+785086+7810893(Top 43%)3886(Top 36%)3886(Top 241%)
40K24.85 mi0.85 mi14625-165123-375123-3715145(Top 59%)6074(Top 56%)6074(Top 377%)
25.2M25.20 mi0.35 mi14756-1315210-875210-8719255(Top 75%)8137(Top 74%)8137(Top 504%)
Finish26.22 mi1.02 mi14534+2225111+995111+999600(Top 38%)3336(Top 31%)3336(Top 207%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

14146

Females

4456

F40-44

4456

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

15527

Females

5234

F40-44

5234

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

14146

Females

4456

F40-44

4456

15K→20K

9.3 - 12.4 mi

Top 53%
×5stories
+106ft-86ft

Overall

13647

Females

4217

F40-44

4217

20K→Half

12.4 - 13.1 mi

Top 54%
×2stories
+19ft-37ft

Overall

13852

Females

4399

F40-44

4399

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

13948

Females

4588

F40-44

4588

25K→30K

15.5 - 18.6 mi

Top 62%
×9stories
+181ft-148ft

Overall

15936

Females

5931

F40-44

5931

30K→20M

18.6 - 20.0 mi

Top 65%
×5stories
+64ft-50ft

Overall

16716

Females

6567

F40-44

6567

20M→21M

20.0 - 21.0 mi

Top 52%
×8stories
+106ft-24ft

Overall

13391

Females

4985

F40-44

4985

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

10739

Females

3627

F40-44

3627

35K→23M

21.8 - 23.0 mi

Top 63%
×5stories
+23ft-63ft

Overall

16024

Females

6406

F40-44

6406

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

10893

Females

3886

F40-44

3886

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15145

Females

6074

F40-44

6074

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

19255

Females

8137

F40-44

8137

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

9600

Females

3336

F40-44

3336

Passing Analysis

Category:
Athletes Passed
3229
Passed By
1612
Net Change
+1617
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16151
5K → 10K483134+349#16151#15802
10K → 15K64024+616#15802#15186
15K → 20K48742+445#15186#14741
20K → Half6819+49#14741#14692
Half → 25K311102+209#14692#14483
25K → 30K161483-322#14483#14805
30K → 20M68282-214#14805#15019
20M → 21M18766+121#15019#14898
21M → 35K1798+171#14898#14727
35K → 23M92201-109#14727#14836
23M → 24M2303+227#14836#14609
24M → 40K8096-16#14609#14625
40K → 25.2M17148-131#14625#14756
25.2M → Finish2264+222#14756#14534
TOTALS32291612+1617
📊

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