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BOSTON MARATHON 2024

Alvaro Belloso

Bib: 12903•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 50%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M50-54)
#0 / 1935
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
7:31/mi
23:21
↑ 97↓ 3451.5%
10K· 6.21 mi
7:34/mi
46:52
↑ 79↓ 1380.4%
15K· 9.32 mi
7:34/mi
1:10:23
↑ 67↓ 78
20K· 12.43 mi
7:39/mi
1:34:10
↑ 106↓ 860.1%
Half· 13.11 mi
7:34/mi
1:39:20
↑ 19↓ 370.5%
25K· 15.53 mi
7:54/mi
1:58:29
↑ 66↓ 880.2%
30K· 18.64 mi
8:40/mi
2:25:25
↑ 181↓ 1480.2%
20M
9:55/mi
2:38:53
↑ 64↓ 500.2%
21M
10:53/mi
2:49:46
↑ 106↓ 241.6%
35K· 21.75 mi
9:37/mi
2:56:58
↑ 17↓ 861.7%
23M
10:13/mi
3:09:45
↑ 23↓ 630.6%
24M
9:16/mi
3:19:01
↓ 821.3%
40K· 24.85 mi
11:21/mi
3:28:43
↓ 200.3%
25.2M
12:22/mi
3:32:59
↑ 13↓ 160.2%
Finish· 26.22 mi
9:55/mi
3:43:05
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:20
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time2:03:45
Pace9:26 /mi
📊Positive Split: 24.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2623:217:3123:21
7:31
-
10K
6.21 mi11:15:5746:527:3323:31
7:34
+0:03
15K
9.32 mi11:39:281:10:237:3323:31
7:34
0:00
20K
12.43 mi12:03:151:34:107:3523:47
7:39
+0:05
Half
13.11 mi12:08:251:39:207:355:10
7:34
-0:05
25K
15.53 mi12:27:341:58:297:3819:09
7:54
+0:20
30K
18.64 mi12:54:302:25:257:4826:56
8:40
+0:46
20M
20.00 mi13:07:582:38:537:5713:28
9:55
+1:15
21M
21.00 mi13:18:512:49:468:0510:53
10:53
+0:58
35K
21.75 mi13:26:032:56:588:087:12
9:37
-1:16
23M
23.00 mi13:38:503:09:458:1512:47
10:13
+0:36
24M
24.00 mi13:48:063:19:018:189:16
9:16
-0:57
40K
24.85 mi13:57:483:28:438:249:42
11:21
+2:05
25.2M
25.20 mi14:02:043:32:598:274:16
12:22
+1:01
Finish
26.22 mi14:12:103:43:058:3110:06
9:55
-2:27

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

7:31 /mi

Average Pace

8:31 /mi

Slowest Pace

12:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:29

53% of race

Time at Steady Pace

1:06:58

30% of race

Time at Slower Pace

37:38

17% of race

Average Pace: 8:30 /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 mi10:52:2623:217:3123:21
7:31
#10889
10K
6.21 mi11:15:5746:527:3323:31
7:34
#10839
15K
9.32 mi11:39:281:10:237:3323:31
7:34
#10585
20K
12.43 mi12:03:151:34:107:3523:47
7:39
#10225
Half
13.11 mi12:08:251:39:207:355:10
7:34
#10187
25K
15.53 mi12:27:341:58:297:3819:09
7:54
#9972
30K
18.64 mi12:54:302:25:257:4826:56
8:40
#10252
20M
20.00 mi13:07:582:38:537:5713:28
9:55
#10791
21M
21.00 mi13:18:512:49:468:0510:53
10:53
#11218
35K
21.75 mi13:26:032:56:588:087:12
9:37
#11426
23M
23.00 mi13:38:503:09:458:1512:47
10:13
#11804
24M
24.00 mi13:48:063:19:018:189:16
9:16
#11873
40K
24.85 mi13:57:483:28:438:249:42
11:21
#12257
25.2M
25.20 mi14:02:043:32:598:274:16
12:22
#12390
Finish
26.22 mi14:12:103:43:058:3110:06
9:55
#12688
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi108898365836510191(Top 40%)7896(Top 54%)7896(Top 408%)
10K6.21 mi3.10 mi10839+508286+798286+7910836(Top 42%)8263(Top 57%)8263(Top 427%)
15K9.32 mi3.11 mi10585+2548160+1268160+12610191(Top 40%)7896(Top 54%)7896(Top 408%)
20K12.43 mi3.11 mi10225+3607933+2277933+2279438(Top 37%)7376(Top 51%)7376(Top 381%)
Half13.11 mi0.68 mi10187+387908+257908+259652(Top 38%)7515(Top 52%)7515(Top 388%)
25K15.53 mi2.42 mi9972+2157747+1617747+1619524(Top 37%)7255(Top 50%)7255(Top 375%)
30K18.64 mi3.11 mi10252-2807782-357782-3511531(Top 45%)8036(Top 55%)8036(Top 415%)
20M20.00 mi1.36 mi10791-5397993-2117993-21116152(Top 63%)9828(Top 67%)9828(Top 508%)
21M21.00 mi1.00 mi11218-4278153-1608153-16016018(Top 63%)9637(Top 66%)9637(Top 498%)
35K21.75 mi0.75 mi11426-2088213-608213-6015898(Top 62%)9562(Top 66%)9562(Top 494%)
23M23.00 mi1.25 mi11804-3788313-1008313-10016127(Top 63%)9632(Top 66%)9632(Top 498%)
24M24.00 mi1.00 mi11873-698302+118302+1113374(Top 52%)8233(Top 56%)8233(Top 425%)
40K24.85 mi0.85 mi12257-3848427-1258427-12518941(Top 74%)10916(Top 75%)10916(Top 564%)
25.2M25.20 mi0.35 mi12390-1338459-328459-3218191(Top 71%)10527(Top 72%)10527(Top 544%)
Finish26.22 mi1.02 mi12688-2988546-878546-8718077(Top 71%)10493(Top 72%)10493(Top 542%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

10191

Males

7896

M50-54

7896

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

10836

Males

8263

M50-54

8263

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

10191

Males

7896

M50-54

7896

15K→20K

9.3 - 12.4 mi

Top 37%
×5story building
+106ft-86ft

Overall

9438

Males

7376

M50-54

7376

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

9652

Males

7515

M50-54

7515

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

9524

Males

7255

M50-54

7255

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

11531

Males

8036

M50-54

8036

30K→20M

18.6 - 20.0 mi

Top 63%
×5story building
+64ft-50ft

Overall

16152

Males

9828

M50-54

9828

20M→21M

20.0 - 21.0 mi

Top 63%
×8story building
+106ft-24ft

Overall

16018

Males

9637

M50-54

9637

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

15898

Males

9562

M50-54

9562

35K→23M

21.8 - 23.0 mi

Top 63%
×5story building
+23ft-63ft

Overall

16127

Males

9632

M50-54

9632

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

13374

Males

8233

M50-54

8233

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

18941

Males

10916

M50-54

10916

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18191

Males

10527

M50-54

10527

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2story building
+22ft-21ft

Overall

18077

Males

10493

M50-54

10493

Passing Analysis

Category:
Athletes Passed
1972
Passed By
3768
Net Change
-1799
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10889
5K → 10K319269+50#10889#10839
10K → 15K33783+254#10839#10585
15K → 20K42363+360#10585#10225
20K → Half5719+38#10225#10187
Half → 25K30287+215#10187#9972
25K → 30K196474-280#9972#10252
30K → 20M40578-539#10252#10791
20M → 21M46473-427#10791#11218
21M → 35K41249-208#11218#11426
35K → 23M62440-378#11426#11804
23M → 24M78147-69#11804#11873
24M → 40K28412-384#11873#12257
40K → 25.2M14147-133#12257#12390
25.2M → Finish29327-298#12390#12688
TOTALS19723768-1799
📊

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