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BOSTON MARATHON 2024

Grant Alexander

Bib: 528•M

DC

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 43%
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:24
Rank: #240
Start → 5K
17:24 | 5:36/mi
10K· 6.21 mi
37:51
Rank: #1168 (-928)
5K → 10K
20:27 | 6:35/mi
15K· 9.32 mi
1:01:00
Rank: #3244 (-2076)
10K → 15K
23:09 | 7:27/mi
20K· 12.43 mi
1:29:23
Rank: #7389 (-4145)
15K → 20K
28:23 | 9:08/mi
Half· 13.11 mi
1:33:58
Rank: #7198 (+191)
20K → Half
4:35 | 6:43/mi
25K· 15.53 mi
1:52:38
Rank: #7276 (-78)
Half → 25K
18:40 | 7:42/mi
30K· 18.64 mi
2:21:16
Rank: #8691 (-1415)
25K → 30K
28:38 | 9:13/mi
20M
2:33:31
Rank: #8939 (-248)
30K → 20M
12:15 | 9:01/mi
21M
2:44:13
Rank: #9359 (-420)
20M → 21M
10:42 | 10:42/mi
35K· 21.75 mi
2:50:52
Rank: #9462 (-103)
21M → 35K
6:39 | 8:53/mi
23M
3:03:52
Rank: #10088 (-626)
35K → 23M
13:00 | 10:23/mi
24M
3:15:01
Rank: #10750 (-662)
23M → 24M
11:09 | 11:09/mi
40K· 24.85 mi
3:24:12
Rank: #11097 (-347)
24M → 40K
9:11 | 10:44/mi
25.2M
3:27:49
Rank: #11128 (-31)
40K → 25.2M
3:37 | 10:29/mi
Finish· 26.22 mi
3:35:44
Rank: #10932 (+196)
25.2M → Finish
7:55 | 7:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:58
Pace7:10 /mi
2nd Half
Distance13.11 mi
Time2:01:46
Pace9:17 /mi
📊Positive Split: 29.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:3917:245:3617:24
5:36
-
10K
6.21 mi10:38:0637:516:0520:27
6:35
+0:59
15K
9.32 mi11:01:151:01:006:3323:09
7:27
+0:52
20K
12.43 mi11:29:381:29:237:1228:23
9:08
+1:41
Half
13.11 mi11:34:131:33:587:104:35
6:43
-2:25
25K
15.53 mi11:52:531:52:387:1518:40
7:42
+0:59
30K
18.64 mi12:21:312:21:167:3528:38
9:13
+1:31
20M
20.00 mi12:33:462:33:317:4112:15
9:01
-0:12
21M
21.00 mi12:44:282:44:137:4910:42
10:42
+1:41
35K
21.75 mi12:51:072:50:527:516:39
8:53
-1:49
23M
23.00 mi13:04:073:03:528:0013:00
10:23
+1:30
24M
24.00 mi13:15:163:15:018:0811:09
11:09
+0:46
40K
24.85 mi13:24:273:24:128:139:11
10:44
-0:25
25.2M
25.20 mi13:28:043:27:498:153:37
10:29
-0:15
Finish
26.22 mi13:35:593:35:448:147:55
7:46
-2:43

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

5:36 /mi

Average Pace

8:14 /mi

Slowest Pace

11:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:10

43% of race

Time at Steady Pace

1:15:55

35% of race

Time at Slower Pace

47:39

22% of race

Average Pace: 8:14 /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 mi10:17:3917:245:3617:24
5:36
#240
10K
6.21 mi10:38:0637:516:0520:27
6:35
#1168
15K
9.32 mi11:01:151:01:006:3323:09
7:27
#3244
20K
12.43 mi11:29:381:29:237:1228:23
9:08
#7389
Half
13.11 mi11:34:131:33:587:104:35
6:43
#7198
25K
15.53 mi11:52:531:52:387:1518:40
7:42
#7276
30K
18.64 mi12:21:312:21:167:3528:38
9:13
#8691
20M
20.00 mi12:33:462:33:317:4112:15
9:01
#8939
21M
21.00 mi12:44:282:44:137:4910:42
10:42
#9359
35K
21.75 mi12:51:072:50:527:516:39
8:53
#9462
23M
23.00 mi13:04:073:03:528:0013:00
10:23
#10088
24M
24.00 mi13:15:163:15:018:0811:09
11:09
#10750
40K
24.85 mi13:24:273:24:128:139:11
10:44
#11097
25.2M
25.20 mi13:28:043:27:498:153:37
10:29
#11128
Finish
26.22 mi13:35:593:35:448:147:55
7:46
#10932
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2402202209281(Top 36%)7442(Top 51%)7442(Top 153%)
10K6.21 mi3.10 mi1168-9281128-9081128-9083501(Top 14%)3322(Top 23%)3322(Top 69%)
15K9.32 mi3.11 mi3244-20763087-19593087-19599281(Top 36%)7442(Top 51%)7442(Top 153%)
20K12.43 mi3.11 mi7389-41456352-32656352-326517914(Top 70%)11216(Top 77%)11216(Top 231%)
Half13.11 mi0.68 mi7198+1916217+1356217+1353978(Top 16%)3726(Top 26%)3726(Top 77%)
25K15.53 mi2.42 mi7276-786233-166233-168263(Top 32%)6576(Top 45%)6576(Top 136%)
30K18.64 mi3.11 mi8691-14157007-7747007-77414245(Top 56%)9209(Top 63%)9209(Top 190%)
20M20.00 mi1.36 mi8939-2487071-647071-6412186(Top 48%)8036(Top 55%)8036(Top 166%)
21M21.00 mi1.00 mi9359-4207220-1497220-14915445(Top 60%)9369(Top 64%)9369(Top 193%)
35K21.75 mi0.75 mi9462-1037242-227242-2212750(Top 50%)8047(Top 55%)8047(Top 166%)
23M23.00 mi1.25 mi10088-6267493-2517493-25116675(Top 65%)9891(Top 68%)9891(Top 204%)
24M24.00 mi1.00 mi10750-6627771-2787771-27819607(Top 77%)11311(Top 78%)11311(Top 233%)
40K24.85 mi0.85 mi11097-3477890-1197890-11917379(Top 68%)10121(Top 69%)10121(Top 209%)
25.2M25.20 mi0.35 mi11128-317879+117879+1112728(Top 50%)7731(Top 53%)7731(Top 159%)
Finish26.22 mi1.02 mi10932+1967747+1327747+1327162(Top 28%)4962(Top 34%)4962(Top 102%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

9281

Males

7442

M18-39

7442

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3501

Males

3322

M18-39

3322

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

9281

Males

7442

M18-39

7442

15K→20K

9.3 - 12.4 mi

Top 70%
×5stories
+106ft-86ft

Overall

17914

Males

11216

M18-39

11216

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

3978

Males

3726

M18-39

3726

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

8263

Males

6576

M18-39

6576

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

14245

Males

9209

M18-39

9209

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12186

Males

8036

M18-39

8036

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

15445

Males

9369

M18-39

9369

21M→35K

21.0 - 21.8 mi

Top 50%
×7stories
+17ft-86ft

Overall

12750

Males

8047

M18-39

8047

35K→23M

21.8 - 23.0 mi

Top 65%
×5stories
+23ft-63ft

Overall

16675

Males

9891

M18-39

9891

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

19607

Males

11311

M18-39

11311

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

17379

Males

10121

M18-39

10121

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

12728

Males

7731

M18-39

7731

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7162

Males

4962

M18-39

4962

Passing Analysis

Category:
Athletes Passed
869
Passed By
11559
Net Change
-10692
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#240
5K → 10K0928-928#240#1168
10K → 15K02076-2076#1168#3244
15K → 20K34148-4145#3244#7389
20K → Half1910+191#7389#7198
Half → 25K154232-78#7198#7276
25K → 30K381453-1415#7276#8691
30K → 20M69317-248#8691#8939
20M → 21M38458-420#8939#9359
21M → 35K48151-103#9359#9462
35K → 23M39663-626#9462#10088
23M → 24M23685-662#10088#10750
24M → 40K28375-347#10750#11097
40K → 25.2M3263-31#11097#11128
25.2M → Finish20610+196#11128#10932
TOTALS86911559-10692
📊

Passing Visuals

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing