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BOSTON MARATHON 2024

Alessandro Giacomelli

Bib: 28572•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M45-49)
#0 / 2218
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
8:29/mi
26:21
↑ 97↓ 3451.5%
10K· 6.21 mi
8:07/mi
51:35
↑ 79↓ 1380.4%
15K· 9.32 mi
8:09/mi
1:16:54
↑ 67↓ 78
20K· 12.43 mi
8:23/mi
1:42:58
↑ 106↓ 860.1%
Half· 13.11 mi
8:20/mi
1:48:39
↑ 19↓ 370.5%
25K· 15.53 mi
8:47/mi
2:09:56
↑ 66↓ 880.2%
30K· 18.64 mi
9:23/mi
2:39:05
↑ 181↓ 1480.2%
20M
9:27/mi
2:51:56
↑ 64↓ 500.2%
21M
10:17/mi
3:02:13
↑ 106↓ 241.6%
35K· 21.75 mi
9:08/mi
3:09:03
↑ 17↓ 861.7%
23M
9:41/mi
3:21:11
↑ 23↓ 630.6%
24M
9:31/mi
3:30:42
↓ 821.3%
40K· 24.85 mi
9:32/mi
3:38:51
↓ 200.3%
25.2M
10:52/mi
3:42:36
↑ 13↓ 160.2%
Finish· 26.22 mi
8:42/mi
3:51:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:39
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time2:02:49
Pace9:22 /mi
📊Positive Split: 13.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:3226:218:2926:21
8:29
-
10K
6.21 mi12:11:4651:358:1825:14
8:07
-0:22
15K
9.32 mi12:37:051:16:548:1525:19
8:09
+0:02
20K
12.43 mi13:03:091:42:588:1726:04
8:23
+0:14
Half
13.11 mi13:08:501:48:398:175:41
8:20
-0:03
25K
15.53 mi13:30:072:09:568:2221:17
8:47
+0:27
30K
18.64 mi13:59:162:39:058:3229:09
9:23
+0:36
20M
20.00 mi14:12:072:51:568:3612:51
9:27
+0:04
21M
21.00 mi14:22:243:02:138:4110:17
10:17
+0:50
35K
21.75 mi14:29:143:09:038:426:50
9:08
-1:09
23M
23.00 mi14:41:223:21:118:4512:08
9:41
+0:33
24M
24.00 mi14:50:533:30:428:479:31
9:31
-0:10
40K
24.85 mi14:59:023:38:518:488:09
9:32
+0:01
25.2M
25.20 mi15:02:473:42:368:503:45
10:52
+1:20
Finish
26.22 mi15:11:393:51:288:508:52
8:42
-2:10

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

8:07 /mi

Average Pace

8:50 /mi

Slowest Pace

10:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:57:31

51% of race

Time at Steady Pace

1:19:38

34% of race

Time at Slower Pace

34:19

15% of race

Average Pace: 8:50 /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 mi11:46:3226:218:2926:21
8:29
#17688
10K
6.21 mi12:11:4651:358:1825:14
8:07
#16371
15K
9.32 mi12:37:051:16:548:1525:19
8:09
#15641
20K
12.43 mi13:03:091:42:588:1726:04
8:23
#15226
Half
13.11 mi13:08:501:48:398:175:41
8:20
#15189
25K
15.53 mi13:30:072:09:568:2221:17
8:47
#15013
30K
18.64 mi13:59:162:39:058:3229:09
9:23
#14997
20M
20.00 mi14:12:072:51:568:3612:51
9:27
#14968
21M
21.00 mi14:22:243:02:138:4110:17
10:17
#14904
35K
21.75 mi14:29:143:09:038:426:50
9:08
#14859
23M
23.00 mi14:41:223:21:118:4512:08
9:41
#14819
24M
24.00 mi14:50:533:30:428:479:31
9:31
#14762
40K
24.85 mi14:59:023:38:518:488:09
9:32
#14673
25.2M
25.20 mi15:02:473:42:368:503:45
10:52
#14651
Finish
26.22 mi15:11:393:51:288:508:52
8:42
#14557
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi17688110681106814411(Top 56%)9760(Top 67%)9760(Top 440%)
10K6.21 mi3.10 mi16371+131710548+52010548+52015036(Top 59%)10040(Top 69%)10040(Top 453%)
15K9.32 mi3.11 mi15641+73010265+28310265+28314411(Top 56%)9760(Top 67%)9760(Top 440%)
20K12.43 mi3.11 mi15226+41510097+16810097+16814202(Top 56%)9618(Top 66%)9618(Top 434%)
Half13.11 mi0.68 mi15189+3710082+1510082+1514857(Top 58%)9855(Top 68%)9855(Top 444%)
25K15.53 mi2.42 mi15013+1769973+1099973+10914475(Top 57%)9566(Top 66%)9566(Top 431%)
30K18.64 mi3.11 mi14997+169881+929881+9214981(Top 59%)9543(Top 65%)9543(Top 430%)
20M20.00 mi1.36 mi14968+299831+509831+5014366(Top 56%)9001(Top 62%)9001(Top 406%)
21M21.00 mi1.00 mi14904+649755+769755+7614099(Top 55%)8696(Top 60%)8696(Top 392%)
35K21.75 mi0.75 mi14859+459704+519704+5114015(Top 55%)8634(Top 59%)8634(Top 389%)
23M23.00 mi1.25 mi14819+409631+739631+7314324(Top 56%)8696(Top 60%)8696(Top 392%)
24M24.00 mi1.00 mi14762+579561+709561+7014566(Top 57%)8791(Top 60%)8791(Top 396%)
40K24.85 mi0.85 mi14673+899493+689493+6813282(Top 52%)8057(Top 55%)8057(Top 363%)
25.2M25.20 mi0.35 mi14651+229470+239470+2314150(Top 55%)8463(Top 58%)8463(Top 382%)
Finish26.22 mi1.02 mi14557+949403+679403+6712675(Top 50%)7838(Top 54%)7838(Top 353%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

14411

Males

9760

M45-49

9760

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

15036

Males

10040

M45-49

10040

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

14411

Males

9760

M45-49

9760

15K→20K

9.3 - 12.4 mi

Top 56%
×5story building
+106ft-86ft

Overall

14202

Males

9618

M45-49

9618

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

14857

Males

9855

M45-49

9855

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

14475

Males

9566

M45-49

9566

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

14981

Males

9543

M45-49

9543

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

14366

Males

9001

M45-49

9001

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

14099

Males

8696

M45-49

8696

21M→35K

21.0 - 21.8 mi

Top 55%
×7story building
+17ft-86ft

Overall

14015

Males

8634

M45-49

8634

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

14324

Males

8696

M45-49

8696

23M→24M

23.0 - 24.0 mi

Top 57%
×6story building
+12ft-82ft

Overall

14566

Males

8791

M45-49

8791

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13282

Males

8057

M45-49

8057

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

14150

Males

8463

M45-49

8463

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

12675

Males

7838

M45-49

7838

Passing Analysis

Category:
Athletes Passed
4146
Passed By
1015
Net Change
+3131
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17688
5K → 10K133821+1317#17688#16371
10K → 15K74515+730#16371#15641
15K → 20K46550+415#15641#15226
20K → Half5922+37#15226#15189
Half → 25K301125+176#15189#15013
25K → 30K277261+16#15013#14997
30K → 20M141112+29#14997#14968
20M → 21M164100+64#14968#14904
21M → 35K8742+45#14904#14859
35K → 23M148108+40#14859#14819
23M → 24M11861+57#14819#14762
24M → 40K13243+89#14762#14673
40K → 25.2M4826+22#14673#14651
25.2M → Finish12329+94#14651#14557
TOTALS41461015+3131
📊

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