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BOSTON MARATHON 2025

Alec Troy

Bib: 2021•M

CO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 7%
Division (M18-39)
#0 / 5642
Top 16%
Race Day Weather
50°/40°F
broken 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
6:02/mi
18:46
↑ 97↓ 3451.5%
10K· 6.21 mi
5:57/mi
37:16
↑ 79↓ 1380.4%
15K· 9.32 mi
5:54/mi
55:37
↑ 67↓ 78
20K· 12.43 mi
5:59/mi
1:14:11
↑ 106↓ 860.1%
Half· 13.11 mi
5:58/mi
1:18:15
↑ 19↓ 370.5%
25K· 15.53 mi
6:00/mi
1:32:49
↑ 66↓ 880.2%
30K· 18.64 mi
6:13/mi
1:52:07
↑ 181↓ 1480.2%
20M
6:35/mi
2:01:04
↑ 64↓ 500.2%
21M
6:53/mi
2:07:57
↑ 106↓ 241.6%
35K· 21.75 mi
6:21/mi
2:12:42
↑ 17↓ 861.7%
23M
6:29/mi
2:20:49
↑ 23↓ 630.6%
24M
6:26/mi
2:27:15
↓ 821.3%
40K· 24.85 mi
6:53/mi
2:33:08
↓ 200.3%
25.2M
8:16/mi
2:35:59
↑ 13↓ 160.2%
Finish· 26.22 mi
7:08/mi
2:43:15
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:15
Pace5:58 /mi
2nd Half
Distance13.11 mi
Time1:25:00
Pace6:29 /mi
📊Positive Split: 8.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3118:466:0218:46
6:02
-
10K
6.21 mi10:38:0137:166:0018:30
5:57
-0:05
15K
9.32 mi10:56:2255:375:5818:21
5:54
-0:03
20K
12.43 mi11:14:561:14:115:5818:34
5:59
+0:05
Half
13.11 mi11:19:001:18:155:584:04
5:58
-0:01
25K
15.53 mi11:33:341:32:495:5814:34
6:00
+0:02
30K
18.64 mi11:52:521:52:076:0119:18
6:13
+0:13
20M
20.00 mi12:01:492:01:046:038:57
6:35
+0:22
21M
21.00 mi12:08:422:07:576:066:53
6:53
+0:18
35K
21.75 mi12:13:272:12:426:064:45
6:21
-0:32
23M
23.00 mi12:21:342:20:496:078:07
6:29
+0:08
24M
24.00 mi12:28:002:27:156:086:26
6:26
-0:03
40K
24.85 mi12:33:532:33:086:105:53
6:53
+0:27
25.2M
25.20 mi12:36:442:35:596:112:51
8:16
+1:23
Finish
26.22 mi12:44:002:43:156:147:16
7:08
-1:08

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

5:54 /mi

Average Pace

6:14 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:49

57% of race

Time at Steady Pace

47:33

29% of race

Time at Slower Pace

22:53

14% of race

Average Pace: 6:14 /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 mi10:19:3118:466:0218:46
6:02
#1199
10K
6.21 mi10:38:0137:166:0018:30
5:57
#1062
15K
9.32 mi10:56:2255:375:5818:21
5:54
#972
20K
12.43 mi11:14:561:14:115:5818:34
5:59
#919
Half
13.11 mi11:19:001:18:155:584:04
5:58
#921
25K
15.53 mi11:33:341:32:495:5814:34
6:00
#882
30K
18.64 mi11:52:521:52:076:0119:18
6:13
#864
20M
20.00 mi12:01:492:01:046:038:57
6:35
#899
21M
21.00 mi12:08:422:07:576:066:53
6:53
#915
35K
21.75 mi12:13:272:12:426:064:45
6:21
#929
23M
23.00 mi12:21:342:20:496:078:07
6:29
#933
24M
24.00 mi12:28:002:27:156:086:26
6:26
#956
40K
24.85 mi12:33:532:33:086:105:53
6:53
#993
25.2M
25.20 mi12:36:442:35:596:112:51
8:16
#1044
Finish
26.22 mi12:44:002:43:156:147:16
7:08
#1148
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi119911351135775(Top 3%)726(Top 5%)726(Top 13%)
10K6.21 mi3.10 mi1062+1371002+1331002+133973(Top 3%)918(Top 6%)918(Top 16%)
15K9.32 mi3.11 mi972+90915+87915+87775(Top 3%)726(Top 5%)726(Top 13%)
20K12.43 mi3.11 mi919+53864+51864+51820(Top 3%)771(Top 5%)771(Top 14%)
Half13.11 mi0.68 mi921-2866-2866-21022(Top 4%)969(Top 6%)969(Top 17%)
25K15.53 mi2.42 mi882+39830+36830+36835(Top 3%)784(Top 5%)784(Top 14%)
30K18.64 mi3.11 mi864+18812+18812+18955(Top 3%)897(Top 6%)897(Top 16%)
20M20.00 mi1.36 mi899-35847-35847-351956(Top 7%)1849(Top 11%)1849(Top 33%)
21M21.00 mi1.00 mi915-16860-13860-131798(Top 6%)1693(Top 11%)1693(Top 30%)
35K21.75 mi0.75 mi929-14873-13873-131769(Top 6%)1658(Top 10%)1658(Top 29%)
23M23.00 mi1.25 mi933-4877-4877-41395(Top 5%)1312(Top 8%)1312(Top 23%)
24M24.00 mi1.00 mi956-23899-22899-221773(Top 6%)1649(Top 10%)1649(Top 29%)
40K24.85 mi0.85 mi993-37935-36935-363215(Top 11%)2867(Top 18%)2867(Top 51%)
25.2M25.20 mi0.35 mi1044-51982-47982-477300(Top 26%)5465(Top 34%)5465(Top 97%)
Finish26.22 mi1.02 mi1148-1041081-991081-996525(Top 23%)5037(Top 31%)5037(Top 89%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21story building
+97ft-345ft

Overall

775

Males

726

M18-39

726

5K→10K

3.1 - 6.2 mi

Top 3%
×5story building
+79ft-138ft

Overall

973

Males

918

M18-39

918

10K→15K

6.2 - 9.3 mi

Top 3%
×3story building
+67ft-78ft

Overall

775

Males

726

M18-39

726

15K→20K

9.3 - 12.4 mi

Top 3%
×5story building
+106ft-86ft

Overall

820

Males

771

M18-39

771

20K→Half

12.4 - 13.1 mi

Top 4%
×2story building
+19ft-37ft

Overall

1022

Males

969

M18-39

969

Half→25K

13.1 - 15.5 mi

Top 3%
×4story building
+66ft-88ft

Overall

835

Males

784

M18-39

784

25K→30K

15.5 - 18.6 mi

Top 3%
×9story building
+181ft-148ft

Overall

955

Males

897

M18-39

897

30K→20M

18.6 - 20.0 mi

Top 7%
×5story building
+64ft-50ft

Overall

1956

Males

1849

M18-39

1849

20M→21M

20.0 - 21.0 mi

Top 6%
×8story building
+106ft-24ft

Overall

1798

Males

1693

M18-39

1693

21M→35K

21.0 - 21.8 mi

Top 6%
×7story building
+17ft-86ft

Overall

1769

Males

1658

M18-39

1658

35K→23M

21.8 - 23.0 mi

Top 5%
×5story building
+23ft-63ft

Overall

1395

Males

1312

M18-39

1312

23M→24M

23.0 - 24.0 mi

Top 6%
×6story building
+12ft-82ft

Overall

1773

Males

1649

M18-39

1649

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3215

Males

2867

M18-39

2867

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

7300

Males

5465

M18-39

5465

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

6525

Males

5037

M18-39

5037

Passing Analysis

Category:
Athletes Passed
489
Passed By
438
Net Change
+51
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1199
5K → 10K15316+137#1199#1062
10K → 15K944+90#1062#972
15K → 20K6310+53#972#919
20K → Half79-2#919#921
Half → 25K456+39#921#882
25K → 30K4931+18#882#864
30K → 20M1247-35#864#899
20M → 21M1935-16#899#915
21M → 35K1630-14#915#929
35K → 23M1519-4#929#933
23M → 24M831-23#933#956
24M → 40K441-37#956#993
40K → 25.2M152-51#993#1044
25.2M → Finish3107-104#1044#1148
TOTALS489438+51
📊

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