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BOSTON MARATHON 2023

Daniel Agostinelli

CA

Bib: 1568 M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 6%
Gender (Male)
#0 / 15176
Top 10%
Division (M18-39)
#0 / 5285
Top 23%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
6:17/mi
19:30
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:17/mi
39:02
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:19/mi
58:39
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:19/mi
1:18:16
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:12/mi
1:22:30
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:19/mi
1:37:49
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
6:27/mi
1:57:50
↑ 181↓ 1480.2%
138 ft elev
20M
6:32/mi
2:06:43
↑ 64↓ 500.2%
148 ft elev
21M
7:02/mi
2:13:45
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
6:22/mi
2:18:31
↑ 17↓ 861.7%
156 ft elev
23M
6:40/mi
2:26:52
↑ 23↓ 630.6%
116 ft elev
24M
6:30/mi
2:33:22
↓ 821.3%
34 ft elev
40K· 24.85 mi
6:48/mi
2:39:11
↓ 200.3%
20 ft elev
25.2M
7:21/mi
2:41:43
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
6:35/mi
2:48:26
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:30
Pace6:18 /mi
2nd Half
Distance13.11 mi
Time1:25:56
Pace6:33 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0319:306:1719:30
6:17
-
10K
6.21 mi10:39:3539:026:1719:32
6:17
0:00
15K
9.32 mi10:59:1258:396:1819:37
6:19
+0:02
20K
12.43 mi11:18:491:18:166:1819:37
6:19
0:00
Half
13.11 mi11:23:031:22:306:184:14
6:12
-0:07
25K
15.53 mi11:38:221:37:496:1815:19
6:19
+0:07
30K
18.64 mi11:58:231:57:506:1920:01
6:27
+0:08
20M
20.00 mi12:07:162:06:436:208:53
6:32
+0:05
21M
21.00 mi12:14:182:13:456:227:02
7:02
+0:30
35K
21.75 mi12:19:042:18:316:224:46
6:22
-0:40
23M
23.00 mi12:27:252:26:526:238:21
6:40
+0:18
24M
24.00 mi12:33:552:33:226:236:30
6:30
-0:10
40K
24.85 mi12:39:442:39:116:245:49
6:48
+0:18
25.2M
25.20 mi12:42:162:41:436:252:32
7:21
+0:33
Finish
26.22 mi12:48:592:48:266:266:43
6:35
-0:46

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

6:12 /mi

Average Pace

6:26 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:52

94% of race

Time at Steady Pace

7:02

4% of race

Time at Slower Pace

2:32

2% 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 mi10:20:0319:306:1719:30
6:17
#1364
10K
6.21 mi10:39:3539:026:1719:32
6:17
#1497
15K
9.32 mi10:59:1258:396:1819:37
6:19
#1552
20K
12.43 mi11:18:491:18:166:1819:37
6:19
#1519
Half
13.11 mi11:23:031:22:306:184:14
6:12
#1502
25K
15.53 mi11:38:221:37:496:1815:19
6:19
#1468
30K
18.64 mi11:58:231:57:506:1920:01
6:27
#1426
20M
20.00 mi12:07:162:06:436:208:53
6:32
#1422
21M
21.00 mi12:14:182:13:456:227:02
7:02
#1458
35K
21.75 mi12:19:042:18:316:224:46
6:22
#1465
23M
23.00 mi12:27:252:26:526:238:21
6:40
#1471
24M
24.00 mi12:33:552:33:226:236:30
6:30
#1462
40K
24.85 mi12:39:442:39:116:245:49
6:48
#1497
25.2M
25.20 mi12:42:162:41:436:252:32
7:21
#1519
Finish
26.22 mi12:48:592:48:266:266:43
6:35
#1531
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1364129612961708(Top 6%)1634(Top 11%)1634(Top 31%)
10K6.21 mi3.10 mi1497-1331427-1311427-1311718(Top 6%)1642(Top 11%)1642(Top 31%)
15K9.32 mi3.11 mi1552-551482-551482-551708(Top 6%)1634(Top 11%)1634(Top 31%)
20K12.43 mi3.11 mi1519+331450+321450+321446(Top 5%)1381(Top 9%)1381(Top 26%)
Half13.11 mi0.68 mi1502+171433+171433+171398(Top 5%)1338(Top 9%)1338(Top 25%)
25K15.53 mi2.42 mi1468+341402+311402+311401(Top 5%)1338(Top 9%)1338(Top 25%)
30K18.64 mi3.11 mi1426+421362+401362+401353(Top 5%)1295(Top 9%)1295(Top 25%)
20M20.00 mi1.36 mi1422+41359+31359+31582(Top 6%)1510(Top 10%)1510(Top 29%)
21M21.00 mi1.00 mi1458-361393-341393-342264(Top 9%)2137(Top 14%)2137(Top 40%)
35K21.75 mi0.75 mi1465-71399-61399-61822(Top 7%)1728(Top 11%)1728(Top 33%)
23M23.00 mi1.25 mi1471-61405-61405-62025(Top 8%)1915(Top 13%)1915(Top 36%)
24M24.00 mi1.00 mi1462+91394+111394+112075(Top 8%)1945(Top 13%)1945(Top 37%)
40K24.85 mi0.85 mi1497-351429-351429-352799(Top 11%)2573(Top 17%)2573(Top 49%)
25.2M25.20 mi0.35 mi1519-221450-211450-213075(Top 12%)2798(Top 18%)2798(Top 53%)
Finish26.22 mi1.02 mi1531-121464-141464-142906(Top 11%)2631(Top 17%)2631(Top 50%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21story building
+97ft-345ft

Overall

1708

Males

1634

M18-39

1634

5K→10K

3.1 - 6.2 mi

Top 6%
×5story building
+79ft-138ft

Overall

1718

Males

1642

M18-39

1642

10K→15K

6.2 - 9.3 mi

Top 6%
×3story building
+67ft-78ft

Overall

1708

Males

1634

M18-39

1634

15K→20K

9.3 - 12.4 mi

Top 5%
×5story building
+106ft-86ft

Overall

1446

Males

1381

M18-39

1381

20K→Half

12.4 - 13.1 mi

Top 5%
×2story building
+19ft-37ft

Overall

1398

Males

1338

M18-39

1338

Half→25K

13.1 - 15.5 mi

Top 5%
×4story building
+66ft-88ft

Overall

1401

Males

1338

M18-39

1338

25K→30K

15.5 - 18.6 mi

Top 5%
×9story building
+181ft-148ft

Overall

1353

Males

1295

M18-39

1295

30K→20M

18.6 - 20.0 mi

Top 6%
×5story building
+64ft-50ft

Overall

1582

Males

1510

M18-39

1510

20M→21M

20.0 - 21.0 mi

Top 9%
×8story building
+106ft-24ft

Overall

2264

Males

2137

M18-39

2137

21M→35K

21.0 - 21.8 mi

Top 7%
×7story building
+17ft-86ft

Overall

1822

Males

1728

M18-39

1728

35K→23M

21.8 - 23.0 mi

Top 8%
×5story building
+23ft-63ft

Overall

2025

Males

1915

M18-39

1915

23M→24M

23.0 - 24.0 mi

Top 8%
×6story building
+12ft-82ft

Overall

2075

Males

1945

M18-39

1945

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2799

Males

2573

M18-39

2573

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3075

Males

2798

M18-39

2798

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

2906

Males

2631

M18-39

2631

Passing Analysis

Category:
Athletes Passed
393
Passed By
560
Net Change
-167
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1364
5K → 10K25158-133#1364#1497
10K → 15K3287-55#1497#1552
15K → 20K5724+33#1552#1519
20K → Half192+17#1519#1502
Half → 25K5824+34#1502#1468
25K → 30K7129+42#1468#1426
30K → 20M2521+4#1426#1422
20M → 21M1147-36#1422#1458
21M → 35K1219-7#1458#1465
35K → 23M2430-6#1465#1471
23M → 24M2718+9#1471#1462
24M → 40K1045-35#1462#1497
40K → 25.2M325-22#1497#1519
25.2M → Finish1931-12#1519#1531
TOTALS393560-167
📊

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