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BOSTON MARATHON 2024

Alexander Black

Bib: 5534•M

CA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 4%
Gender (Male)
#0 / 14578
Top 7%
Division (M18-39)
#0 / 4849
Top 17%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:04
Rank: #3054
Start → 5K
20:04 | 6:28/mi
10K· 6.21 mi
40:10
Rank: #2920 (+134)
5K → 10K
20:06 | 6:28/mi
15K· 9.32 mi
1:00:05
Rank: #2633 (+287)
10K → 15K
19:55 | 6:25/mi
20K· 12.43 mi
1:20:02
Rank: #2360 (+273)
15K → 20K
19:57 | 6:25/mi
Half· 13.11 mi
1:24:20
Rank: #2321 (+39)
20K → Half
4:18 | 6:18/mi
25K· 15.53 mi
1:39:52
Rank: #2096 (+225)
Half → 25K
15:32 | 6:24/mi
30K· 18.64 mi
2:00:02
Rank: #1779 (+317)
25K → 30K
20:10 | 6:29/mi
20M
2:08:50
Rank: #1649 (+130)
30K → 20M
8:48 | 6:29/mi
21M
2:15:30
Rank: #1490 (+159)
20M → 21M
6:40 | 6:40/mi
35K· 21.75 mi
2:20:10
Rank: #1434 (+56)
21M → 35K
4:40 | 6:14/mi
23M
2:28:13
Rank: #1320 (+114)
35K → 23M
8:03 | 6:26/mi
24M
2:34:27
Rank: #1254 (+66)
23M → 24M
6:14 | 6:14/mi
40K· 24.85 mi
2:39:47
Rank: #1176 (+78)
24M → 40K
5:20 | 6:14/mi
25.2M
2:42:05
Rank: #1138 (+38)
40K → 25.2M
2:18 | 6:40/mi
Finish· 26.22 mi
2:48:14
Rank: #1060 (+78)
25.2M → Finish
6:09 | 6:02/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:24:20
Pace6:26 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:23:54
Pace6:24 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:0220:046:2820:04
6:28
-
10K
6.21 mi10:44:0840:106:2820:06
6:28
0:00
15K
9.32 mi11:04:031:00:056:2719:55
6:25
-0:03
20K
12.43 mi11:24:001:20:026:2619:57
6:25
0:00
Half
13.11 mi11:28:181:24:206:264:18
6:18
-0:07
25K
15.53 mi11:43:501:39:526:2615:32
6:24
+0:06
30K
18.64 mi12:04:002:00:026:2620:10
6:29
+0:05
20M
20.00 mi12:12:482:08:506:268:48
6:29
0:00
21M
21.00 mi12:19:282:15:306:276:40
6:40
+0:11
35K
21.75 mi12:24:082:20:106:274:40
6:14
-0:26
23M
23.00 mi12:32:112:28:136:278:03
6:26
+0:12
24M
24.00 mi12:38:252:34:276:266:14
6:14
-0:12
40K
24.85 mi12:43:452:39:476:265:20
6:14
0:00
25.2M
25.20 mi12:46:032:42:056:262:18
6:40
+0:26
Finish
26.22 mi12:52:122:48:146:256:09
6:02
-0:38

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

6:02 /mi

Average Pace

6:25 /mi

Slowest Pace

6:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:16

95% of race

Time at Steady Pace

8:58

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:25 /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 mi10:24:0220:046:2820:04
6:28
#3054
10K
6.21 mi10:44:0840:106:2820:06
6:28
#2920
15K
9.32 mi11:04:031:00:056:2719:55
6:25
#2633
20K
12.43 mi11:24:001:20:026:2619:57
6:25
#2360
Half
13.11 mi11:28:181:24:206:264:18
6:18
#2321
25K
15.53 mi11:43:501:39:526:2615:32
6:24
#2096
30K
18.64 mi12:04:002:00:026:2620:10
6:29
#1779
20M
20.00 mi12:12:482:08:506:268:48
6:29
#1649
21M
21.00 mi12:19:282:15:306:276:40
6:40
#1490
35K
21.75 mi12:24:082:20:106:274:40
6:14
#1434
23M
23.00 mi12:32:112:28:136:278:03
6:26
#1320
24M
24.00 mi12:38:252:34:276:266:14
6:14
#1254
40K
24.85 mi12:43:452:39:476:265:20
6:14
#1176
25.2M
25.20 mi12:46:032:42:056:262:18
6:40
#1138
Finish
26.22 mi12:52:122:48:146:256:09
6:02
#1060
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3054291629162221(Top 9%)2141(Top 15%)2141(Top 44%)
10K6.21 mi3.10 mi2920+1342793+1232793+1232795(Top 11%)2672(Top 18%)2672(Top 55%)
15K9.32 mi3.11 mi2633+2872528+2652528+2652221(Top 9%)2141(Top 15%)2141(Top 44%)
20K12.43 mi3.11 mi2360+2732269+2592269+2591804(Top 7%)1740(Top 12%)1740(Top 36%)
Half13.11 mi0.68 mi2321+392236+332236+331654(Top 6%)1599(Top 11%)1599(Top 33%)
25K15.53 mi2.42 mi2096+2252024+2122024+2121445(Top 6%)1394(Top 10%)1394(Top 29%)
30K18.64 mi3.11 mi1779+3171719+3051719+3051029(Top 4%)985(Top 7%)985(Top 20%)
20M20.00 mi1.36 mi1649+1301592+1271592+127791(Top 3%)747(Top 5%)747(Top 15%)
21M21.00 mi1.00 mi1490+1591436+1561436+156526(Top 2%)494(Top 3%)494(Top 10%)
35K21.75 mi0.75 mi1434+561380+561380+56708(Top 3%)669(Top 5%)669(Top 14%)
23M23.00 mi1.25 mi1320+1141269+1111269+111575(Top 2%)542(Top 4%)542(Top 11%)
24M24.00 mi1.00 mi1254+661204+651204+65516(Top 2%)483(Top 3%)483(Top 10%)
40K24.85 mi0.85 mi1176+781128+761128+76376(Top 1%)348(Top 2%)348(Top 7%)
25.2M25.20 mi0.35 mi1138+381091+371091+37268(Top 1%)246(Top 2%)246(Top 5%)
Finish26.22 mi1.02 mi1060+781013+781013+78475(Top 2%)441(Top 3%)441(Top 9%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2221

Males

2141

M18-39

2141

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

2795

Males

2672

M18-39

2672

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2221

Males

2141

M18-39

2141

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1804

Males

1740

M18-39

1740

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1654

Males

1599

M18-39

1599

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1445

Males

1394

M18-39

1394

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1029

Males

985

M18-39

985

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

791

Males

747

M18-39

747

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

526

Males

494

M18-39

494

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

708

Males

669

M18-39

669

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

575

Males

542

M18-39

542

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

516

Males

483

M18-39

483

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

376

Males

348

M18-39

348

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

268

Males

246

M18-39

246

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

475

Males

441

M18-39

441

Passing Analysis

Category:
Athletes Passed
2098
Passed By
104
Net Change
+1994
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3054
5K → 10K20470+134#3054#2920
10K → 15K29710+287#2920#2633
15K → 20K2774+273#2633#2360
20K → Half412+39#2360#2321
Half → 25K2272+225#2321#2096
25K → 30K3192+317#2096#1779
30K → 20M1333+130#1779#1649
20M → 21M1590+159#1649#1490
21M → 35K571+56#1490#1434
35K → 23M1162+114#1434#1320
23M → 24M726+66#1320#1254
24M → 40K780+78#1254#1176
40K → 25.2M380+38#1176#1138
25.2M → Finish802+78#1138#1060
TOTALS2098104+1994
📊

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