Boston Marathon logo
BOSTON MARATHON 2024

Synda Clements

Bib: 10339•F

NY

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 31%
Gender (Female)
#0 / 10924
Top 16%
Division (F18-39)
#0 / 4660
Top 28%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:33
Rank: #6649
Start → 5K
21:33 | 6:56/mi
10K· 6.21 mi
43:30
Rank: #6841 (-192)
5K → 10K
21:57 | 7:04/mi
15K· 9.32 mi
1:06:31
Rank: #7443 (-602)
10K → 15K
23:01 | 7:25/mi
20K· 12.43 mi
1:30:20
Rank: #7904 (-461)
15K → 20K
23:49 | 7:40/mi
Half· 13.11 mi
1:35:16
Rank: #7849 (+55)
20K → Half
4:56 | 7:14/mi
25K· 15.53 mi
1:53:51
Rank: #7814 (+35)
Half → 25K
18:35 | 7:40/mi
30K· 18.64 mi
2:19:03
Rank: #7844 (-30)
25K → 30K
25:12 | 8:07/mi
20M
2:30:36
Rank: #7938 (-94)
30K → 20M
11:33 | 8:30/mi
21M
2:39:49
Rank: #7974 (-36)
20M → 21M
9:13 | 9:13/mi
35K· 21.75 mi
2:46:27
Rank: #8124 (-150)
21M → 35K
6:38 | 8:52/mi
23M
2:57:07
Rank: #8054 (+70)
35K → 23M
10:40 | 8:31/mi
24M
3:05:38
Rank: #8074 (-20)
23M → 24M
8:31 | 8:31/mi
40K· 24.85 mi
3:12:39
Rank: #7976 (+98)
24M → 40K
7:01 | 8:12/mi
25.2M
3:16:06
Rank: #8015 (-39)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
3:24:07
Rank: #7955 (+60)
25.2M → Finish
8:01 | 7:52/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:16
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time1:48:51
Pace8:18 /mi
📊Positive Split: 14.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:5421:336:5621:33
6:56
-
10K
6.21 mi11:13:5143:307:0021:57
7:04
+0:08
15K
9.32 mi11:36:521:06:317:0823:01
7:25
+0:21
20K
12.43 mi12:00:411:30:207:1623:49
7:40
+0:15
Half
13.11 mi12:05:371:35:167:164:56
7:14
-0:26
25K
15.53 mi12:24:121:53:517:2018:35
7:40
+0:26
30K
18.64 mi12:49:242:19:037:2825:12
8:07
+0:27
20M
20.00 mi13:00:572:30:367:3211:33
8:30
+0:23
21M
21.00 mi13:10:102:39:497:379:13
9:13
+0:43
35K
21.75 mi13:16:482:46:277:396:38
8:52
-0:21
23M
23.00 mi13:27:282:57:077:4210:40
8:31
-0:21
24M
24.00 mi13:35:593:05:387:448:31
8:31
0:00
40K
24.85 mi13:43:003:12:397:457:01
8:12
-0:19
25.2M
25.20 mi13:46:273:16:067:473:27
10:00
+1:48
Finish
26.22 mi13:54:283:24:077:478:01
7:52
-2:08

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

6:56 /mi

Average Pace

7:47 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:51

56% of race

Time at Steady Pace

1:10:58

35% of race

Time at Slower Pace

19:18

9% of race

Average Pace: 7:47 /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 mi10:51:5421:336:5621:33
6:56
#6649
10K
6.21 mi11:13:5143:307:0021:57
7:04
#6841
15K
9.32 mi11:36:521:06:317:0823:01
7:25
#7443
20K
12.43 mi12:00:411:30:207:1623:49
7:40
#7904
Half
13.11 mi12:05:371:35:167:164:56
7:14
#7849
25K
15.53 mi12:24:121:53:517:2018:35
7:40
#7814
30K
18.64 mi12:49:242:19:037:2825:12
8:07
#7844
20M
20.00 mi13:00:572:30:367:3211:33
8:30
#7938
21M
21.00 mi13:10:102:39:497:379:13
9:13
#7974
35K
21.75 mi13:16:482:46:277:396:38
8:52
#8124
23M
23.00 mi13:27:282:57:077:4210:40
8:31
#8054
24M
24.00 mi13:35:593:05:387:448:31
8:31
#8074
40K
24.85 mi13:43:003:12:397:457:01
8:12
#7976
25.2M
25.20 mi13:46:273:16:067:473:27
10:00
#8015
Finish
26.22 mi13:54:283:24:077:478:01
7:52
#7955
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi66497237238960(Top 35%)1680(Top 15%)1680(Top 36%)
10K6.21 mi3.10 mi6841-192797-74797-747091(Top 28%)904(Top 8%)904(Top 19%)
15K9.32 mi3.11 mi7443-6021013-2161013-2168960(Top 35%)1680(Top 15%)1680(Top 36%)
20K12.43 mi3.11 mi7904-4611209-1961209-1969511(Top 37%)2078(Top 19%)2078(Top 45%)
Half13.11 mi0.68 mi7849+551193+161193+167249(Top 28%)1097(Top 10%)1097(Top 24%)
25K15.53 mi2.42 mi7814+351218-251218-258071(Top 32%)1588(Top 15%)1588(Top 34%)
30K18.64 mi3.11 mi7844-301327-1091327-1098513(Top 33%)1984(Top 18%)1984(Top 43%)
20M20.00 mi1.36 mi7938-941411-841411-849446(Top 37%)2669(Top 24%)2669(Top 57%)
21M21.00 mi1.00 mi7974-361470-591470-599575(Top 37%)2986(Top 27%)2986(Top 64%)
35K21.75 mi0.75 mi8124-1501575-1051575-10512672(Top 50%)4618(Top 42%)4618(Top 99%)
23M23.00 mi1.25 mi8054+701602-271602-278588(Top 34%)2661(Top 24%)2661(Top 57%)
24M24.00 mi1.00 mi8074-201657-551657-559560(Top 37%)3215(Top 29%)3215(Top 69%)
40K24.85 mi0.85 mi7976+981665-81665-86843(Top 27%)2045(Top 19%)2045(Top 44%)
25.2M25.20 mi0.35 mi8015-391705-401705-4010960(Top 43%)4058(Top 37%)4058(Top 87%)
Finish26.22 mi1.02 mi7955+601718-131718-137738(Top 30%)2436(Top 22%)2436(Top 52%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21stories
+97ft-345ft

Overall

8960

Females

1680

F18-39

1680

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7091

Females

904

F18-39

904

10K→15K

6.2 - 9.3 mi

Top 35%
×3stories
+67ft-78ft

Overall

8960

Females

1680

F18-39

1680

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

9511

Females

2078

F18-39

2078

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7249

Females

1097

F18-39

1097

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

8071

Females

1588

F18-39

1588

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

8513

Females

1984

F18-39

1984

30K→20M

18.6 - 20.0 mi

Top 37%
×5stories
+64ft-50ft

Overall

9446

Females

2669

F18-39

2669

20M→21M

20.0 - 21.0 mi

Top 37%
×8stories
+106ft-24ft

Overall

9575

Females

2986

F18-39

2986

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

12672

Females

4618

F18-39

4618

35K→23M

21.8 - 23.0 mi

Top 34%
×5stories
+23ft-63ft

Overall

8588

Females

2661

F18-39

2661

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

9560

Females

3215

F18-39

3215

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

6843

Females

2045

F18-39

2045

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

10960

Females

4058

F18-39

4058

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

7738

Females

2436

F18-39

2436

Passing Analysis

Category:
Athletes Passed
1508
Passed By
2814
Net Change
-1306
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6649
5K → 10K127319-192#6649#6841
10K → 15K33635-602#6841#7443
15K → 20K76537-461#7443#7904
20K → Half6712+55#7904#7849
Half → 25K197162+35#7849#7814
25K → 30K256286-30#7814#7844
30K → 20M85179-94#7844#7938
20M → 21M113149-36#7938#7974
21M → 35K43193-150#7974#8124
35K → 23M15787+70#8124#8054
23M → 24M84104-20#8054#8074
24M → 40K13840+98#8074#7976
40K → 25.2M2867-39#7976#8015
25.2M → Finish10444+60#8015#7955
TOTALS15082814-1306
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing