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BOSTON MARATHON 2024

Alan Southwick

Bib: 11412•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 32%
Gender (Male)
#0 / 14578
Top 43%
Masters (Masters Men)
#0 / 9729
Top 33%
Division (M45-49)
#0 / 2218
Top 45%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:10/mi
22:15
↑ 97↓ 3451.5%
10K· 6.21 mi
7:12/mi
44:36
↑ 79↓ 1380.4%
15K· 9.32 mi
7:17/mi
1:07:13
↑ 67↓ 78
20K· 12.43 mi
7:25/mi
1:30:15
↑ 106↓ 860.1%
Half· 13.11 mi
7:24/mi
1:35:18
↑ 19↓ 370.5%
25K· 15.53 mi
7:42/mi
1:53:57
↑ 66↓ 880.2%
30K· 18.64 mi
8:05/mi
2:19:03
↑ 181↓ 1480.2%
20M
8:18/mi
2:30:20
↑ 64↓ 500.2%
21M
8:52/mi
2:39:12
↑ 106↓ 241.6%
35K· 21.75 mi
8:28/mi
2:45:32
↑ 17↓ 861.7%
23M
8:52/mi
2:56:38
↑ 23↓ 630.6%
24M
8:43/mi
3:05:21
↓ 821.3%
40K· 24.85 mi
8:54/mi
3:12:58
↓ 200.3%
25.2M
9:43/mi
3:16:19
↑ 13↓ 160.2%
Finish· 26.22 mi
8:16/mi
3:24:44
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:18
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time1:49:26
Pace8:21 /mi
📊Positive Split: 14.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:2922:157:1022:15
7:10
-
10K
6.21 mi11:11:5044:367:1122:21
7:12
+0:02
15K
9.32 mi11:34:271:07:137:1322:37
7:17
+0:05
20K
12.43 mi11:57:291:30:157:1623:02
7:25
+0:08
Half
13.11 mi12:02:321:35:187:165:03
7:24
-0:01
25K
15.53 mi12:21:111:53:577:2018:39
7:42
+0:18
30K
18.64 mi12:46:172:19:037:2825:06
8:05
+0:23
20M
20.00 mi12:57:342:30:207:3111:17
8:18
+0:13
21M
21.00 mi13:06:262:39:127:358:52
8:52
+0:34
35K
21.75 mi13:12:462:45:327:376:20
8:28
-0:24
23M
23.00 mi13:23:522:56:387:4111:06
8:52
+0:24
24M
24.00 mi13:32:353:05:217:438:43
8:43
-0:09
40K
24.85 mi13:40:123:12:587:467:37
8:54
+0:11
25.2M
25.20 mi13:43:333:16:197:473:21
9:43
+0:49
Finish
26.22 mi13:51:583:24:447:498:25
8:16
-1:27

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

7:10 /mi

Average Pace

7:49 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:57

56% of race

Time at Steady Pace

51:08

25% of race

Time at Slower Pace

39:39

19% of race

Average Pace: 7:48 /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 mi10:49:2922:157:1022:15
7:10
#8110
10K
6.21 mi11:11:5044:367:1122:21
7:12
#7988
15K
9.32 mi11:34:271:07:137:1322:37
7:17
#7957
20K
12.43 mi11:57:291:30:157:1623:02
7:25
#7853
Half
13.11 mi12:02:321:35:187:165:03
7:24
#7865
25K
15.53 mi12:21:111:53:577:2018:39
7:42
#7863
30K
18.64 mi12:46:172:19:037:2825:06
8:05
#7842
20M
20.00 mi12:57:342:30:207:3111:17
8:18
#7872
21M
21.00 mi13:06:262:39:127:358:52
8:52
#7780
35K
21.75 mi13:12:462:45:327:376:20
8:28
#7838
23M
23.00 mi13:23:522:56:387:4111:06
8:52
#7910
24M
24.00 mi13:32:353:05:217:438:43
8:43
#7985
40K
24.85 mi13:40:123:12:587:467:37
8:54
#8062
25.2M
25.20 mi13:43:333:16:197:473:21
9:43
#8063
Finish
26.22 mi13:51:583:24:447:498:25
8:16
#8119
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi8110688268828012(Top 31%)6729(Top 46%)6729(Top 303%)
10K6.21 mi3.10 mi7988+1226778+1046778+1047884(Top 31%)6673(Top 46%)6673(Top 301%)
15K9.32 mi3.11 mi7957+316737+416737+418012(Top 31%)6729(Top 46%)6729(Top 303%)
20K12.43 mi3.11 mi7853+1046650+876650+877728(Top 30%)6438(Top 44%)6438(Top 290%)
Half13.11 mi0.68 mi7865-126651-16651-18362(Top 33%)6812(Top 47%)6812(Top 307%)
25K15.53 mi2.42 mi7863+26605+466605+468212(Top 32%)6543(Top 45%)6543(Top 295%)
30K18.64 mi3.11 mi7842+216498+1076498+1078319(Top 33%)6399(Top 44%)6399(Top 289%)
20M20.00 mi1.36 mi7872-306466+326466+328384(Top 33%)6184(Top 42%)6184(Top 279%)
21M21.00 mi1.00 mi7780+926367+996367+997901(Top 31%)5752(Top 39%)5752(Top 259%)
35K21.75 mi0.75 mi7838-586375-86375-810490(Top 41%)6970(Top 48%)6970(Top 314%)
23M23.00 mi1.25 mi7910-726355+206355+2010446(Top 41%)6787(Top 47%)6787(Top 306%)
24M24.00 mi1.00 mi7985-756350+56350+510652(Top 42%)6866(Top 47%)6866(Top 310%)
40K24.85 mi0.85 mi8062-776342+86342+810379(Top 41%)6600(Top 45%)6600(Top 298%)
25.2M25.20 mi0.35 mi8063-16313+296313+299621(Top 38%)6141(Top 42%)6141(Top 277%)
Finish26.22 mi1.02 mi8119-566300+136300+1310066(Top 39%)6489(Top 45%)6489(Top 293%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

8012

Males

6729

M45-49

6729

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

7884

Males

6673

M45-49

6673

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

8012

Males

6729

M45-49

6729

15K→20K

9.3 - 12.4 mi

Top 30%
×5story building
+106ft-86ft

Overall

7728

Males

6438

M45-49

6438

20K→Half

12.4 - 13.1 mi

Top 33%
×2story building
+19ft-37ft

Overall

8362

Males

6812

M45-49

6812

Half→25K

13.1 - 15.5 mi

Top 32%
×4story building
+66ft-88ft

Overall

8212

Males

6543

M45-49

6543

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

8319

Males

6399

M45-49

6399

30K→20M

18.6 - 20.0 mi

Top 33%
×5story building
+64ft-50ft

Overall

8384

Males

6184

M45-49

6184

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

7901

Males

5752

M45-49

5752

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

10490

Males

6970

M45-49

6970

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

10446

Males

6787

M45-49

6787

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

10652

Males

6866

M45-49

6866

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

10379

Males

6600

M45-49

6600

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

9621

Males

6141

M45-49

6141

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

10066

Males

6489

M45-49

6489

Passing Analysis

Category:
Athletes Passed
1874
Passed By
1883
Net Change
-9
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8110
5K → 10K292170+122#8110#7988
10K → 15K194163+31#7988#7957
15K → 20K217113+104#7957#7853
20K → Half2941-12#7853#7865
Half → 25K191189+2#7865#7863
25K → 30K269248+21#7863#7842
30K → 20M106136-30#7842#7872
20M → 21M16876+92#7872#7780
21M → 35K53111-58#7780#7838
35K → 23M113185-72#7838#7910
23M → 24M75150-75#7910#7985
24M → 40K68145-77#7985#8062
40K → 25.2M4546-1#8062#8063
25.2M → Finish54110-56#8063#8119
TOTALS18741883-9
📊

Passing Visuals

Category:
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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