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BOSTON MARATHON 2024

Joslyn Richards

Bib: 12982•F

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 28%
Gender (Female)
#0 / 10924
Top 12%
Masters (Masters Women)
#0 / 6263
Top 5%
Division (F45-49)
#0 / 1753
Top 5%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:06
Rank: #10231
Start → 5K
23:06 | 7:26/mi
10K· 6.21 mi
46:22
Rank: #10153 (+78)
5K → 10K
23:16 | 7:29/mi
15K· 9.32 mi
1:09:30
Rank: #9790 (+363)
10K → 15K
23:08 | 7:27/mi
20K· 12.43 mi
1:32:51
Rank: #9403 (+387)
15K → 20K
23:21 | 7:31/mi
Half· 13.11 mi
1:37:56
Rank: #9362 (+41)
20K → Half
5:05 | 7:27/mi
25K· 15.53 mi
1:56:36
Rank: #9119 (+243)
Half → 25K
18:40 | 7:42/mi
30K· 18.64 mi
2:21:05
Rank: #8614 (+505)
25K → 30K
24:29 | 7:53/mi
20M
2:31:44
Rank: #8321 (+293)
30K → 20M
10:39 | 7:50/mi
21M
2:40:09
Rank: #8075 (+246)
20M → 21M
8:25 | 8:25/mi
35K· 21.75 mi
2:45:55
Rank: #7965 (+110)
21M → 35K
5:46 | 7:42/mi
23M
2:55:45
Rank: #7653 (+312)
35K → 23M
9:50 | 7:51/mi
24M
3:03:24
Rank: #7437 (+216)
23M → 24M
7:39 | 7:39/mi
40K· 24.85 mi
3:10:05
Rank: #7268 (+169)
24M → 40K
6:41 | 7:49/mi
25.2M
3:13:07
Rank: #7204 (+64)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:20:38
Rank: #7058 (+146)
25.2M → Finish
7:31 | 7:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:56
Pace7:28 /mi
2nd Half
Distance13.11 mi
Time1:42:42
Pace7:50 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0623:067:2623:06
7:26
-
10K
6.21 mi11:15:2246:227:2823:16
7:29
+0:03
15K
9.32 mi11:38:301:09:307:2723:08
7:27
-0:02
20K
12.43 mi12:01:511:32:517:2823:21
7:31
+0:04
Half
13.11 mi12:06:561:37:567:285:05
7:27
-0:04
25K
15.53 mi12:25:361:56:367:3018:40
7:42
+0:15
30K
18.64 mi12:50:052:21:057:3424:29
7:53
+0:11
20M
20.00 mi13:00:442:31:447:3510:39
7:50
-0:03
21M
21.00 mi13:09:092:40:097:388:25
8:25
+0:35
35K
21.75 mi13:14:552:45:557:385:46
7:42
-0:43
23M
23.00 mi13:24:452:55:457:389:50
7:51
+0:09
24M
24.00 mi13:32:243:03:247:397:39
7:39
-0:12
40K
24.85 mi13:39:053:10:057:396:41
7:49
+0:10
25.2M
25.20 mi13:42:073:13:077:403:02
8:48
+0:59
Finish
26.22 mi13:49:383:20:387:397:31
7:23
-1:25

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

7:23 /mi

Average Pace

7:39 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:09:11

94% of race

Time at Steady Pace

8:25

4% of race

Time at Slower Pace

3:02

2% of race

Average Pace: 7:39 /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 mi10:52:0623:067:2623:06
7:26
#10231
10K
6.21 mi11:15:2246:227:2823:16
7:29
#10153
15K
9.32 mi11:38:301:09:307:2723:08
7:27
#9790
20K
12.43 mi12:01:511:32:517:2823:21
7:31
#9403
Half
13.11 mi12:06:561:37:567:285:05
7:27
#9362
25K
15.53 mi12:25:361:56:367:3018:40
7:42
#9119
30K
18.64 mi12:50:052:21:057:3424:29
7:53
#8614
20M
20.00 mi13:00:442:31:447:3510:39
7:50
#8321
21M
21.00 mi13:09:092:40:097:388:25
8:25
#8075
35K
21.75 mi13:14:552:45:557:385:46
7:42
#7965
23M
23.00 mi13:24:452:55:457:389:50
7:51
#7653
24M
24.00 mi13:32:243:03:247:397:39
7:39
#7437
40K
24.85 mi13:39:053:10:057:396:41
7:49
#7268
25.2M
25.20 mi13:42:073:13:077:403:02
8:48
#7204
Finish
26.22 mi13:49:383:20:387:397:31
7:23
#7058
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi10231212721279253(Top 36%)1804(Top 17%)1804(Top 103%)
10K6.21 mi3.10 mi10153+782133-62133-610190(Top 40%)2185(Top 20%)2185(Top 125%)
15K9.32 mi3.11 mi9790+3631989+1441989+1449253(Top 36%)1804(Top 17%)1804(Top 103%)
20K12.43 mi3.11 mi9403+3871846+1431846+1438493(Top 33%)1585(Top 15%)1585(Top 90%)
Half13.11 mi0.68 mi9362+411827+191827+198776(Top 34%)1697(Top 16%)1697(Top 97%)
25K15.53 mi2.42 mi9119+2431761+661761+668272(Top 32%)1674(Top 15%)1674(Top 95%)
30K18.64 mi3.11 mi8614+5051637+1241637+1247183(Top 28%)1435(Top 13%)1435(Top 82%)
20M20.00 mi1.36 mi8321+2931572+651572+655911(Top 23%)1098(Top 10%)1098(Top 63%)
21M21.00 mi1.00 mi8075+2461520+521520+525873(Top 23%)1245(Top 11%)1245(Top 71%)
35K21.75 mi0.75 mi7965+1101498+221498+226149(Top 24%)1364(Top 12%)1364(Top 78%)
23M23.00 mi1.25 mi7653+3121431+671431+675083(Top 20%)1044(Top 10%)1044(Top 60%)
24M24.00 mi1.00 mi7437+2161383+481383+484815(Top 19%)1008(Top 9%)1008(Top 58%)
40K24.85 mi0.85 mi7268+1691357+261357+264884(Top 19%)1143(Top 10%)1143(Top 65%)
25.2M25.20 mi0.35 mi7204+641351+61351+65688(Top 22%)1559(Top 14%)1559(Top 89%)
Finish26.22 mi1.02 mi7058+1461333+181333+184941(Top 19%)1168(Top 11%)1168(Top 67%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

9253

Females

1804

F45-49

1804

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

10190

Females

2185

F45-49

2185

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

9253

Females

1804

F45-49

1804

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

8493

Females

1585

F45-49

1585

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

8776

Females

1697

F45-49

1697

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

8272

Females

1674

F45-49

1674

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7183

Females

1435

F45-49

1435

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

5911

Females

1098

F45-49

1098

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

5873

Females

1245

F45-49

1245

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6149

Females

1364

F45-49

1364

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5083

Females

1044

F45-49

1044

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

4815

Females

1008

F45-49

1008

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

4884

Females

1143

F45-49

1143

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

5688

Females

1559

F45-49

1559

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

4941

Females

1168

F45-49

1168

Passing Analysis

Category:
Athletes Passed
3742*
Passed By
569
Net Change
+3173
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10231
5K → 10K310*232+78#10231#10153
10K → 15K411*48+363#10153#9790
15K → 20K43447+387#9790#9403
20K → Half5817+41#9403#9362
Half → 25K31572+243#9362#9119
25K → 30K56156+505#9119#8614
30K → 20M3029+293#8614#8321
20M → 21M26418+246#8321#8075
21M → 35K12919+110#8075#7965
35K → 23M32816+312#7965#7653
23M → 24M2237+216#7653#7437
24M → 40K1778+169#7437#7268
40K → 25.2M728+64#7268#7204
25.2M → Finish15812+146#7204#7058
TOTALS3742*569+3173

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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