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BOSTON MARATHON 2025

Matthew Gray

Bib: 1505•M

SC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 12%
Division (M18-39)
#0 / 5642
Top 28%
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
6:12/mi
19:15
↑ 97↓ 3451.5%
10K· 6.21 mi
6:04/mi
38:07
↑ 79↓ 1380.4%
15K· 9.32 mi
5:59/mi
56:42
↑ 67↓ 78
20K· 12.43 mi
6:00/mi
1:15:20
↑ 106↓ 860.1%
Half· 13.11 mi
5:58/mi
1:19:24
↑ 19↓ 370.5%
25K· 15.53 mi
5:59/mi
1:33:55
↑ 66↓ 880.2%
30K· 18.64 mi
6:19/mi
1:53:33
↑ 181↓ 1480.2%
20M
6:33/mi
2:02:27
↑ 64↓ 500.2%
21M
6:53/mi
2:09:20
↑ 106↓ 241.6%
35K· 21.75 mi
6:54/mi
2:14:30
↑ 17↓ 861.7%
23M
7:19/mi
2:23:40
↑ 23↓ 630.6%
24M
7:35/mi
2:31:15
↓ 821.3%
40K· 24.85 mi
7:54/mi
2:38:00
↓ 200.3%
25.2M
8:42/mi
2:41:00
↑ 13↓ 160.2%
Finish· 26.22 mi
7:43/mi
2:48:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:24
Pace6:03 /mi
2nd Half
Distance13.11 mi
Time1:29:28
Pace6:49 /mi
📊Positive Split: 12.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:5019:156:1219:15
6:12
-
10K
6.21 mi10:38:4238:076:0818:52
6:04
-0:08
15K
9.32 mi10:57:1756:426:0518:35
5:59
-0:05
20K
12.43 mi11:15:551:15:206:0418:38
6:00
+0:01
Half
13.11 mi11:19:591:19:246:034:04
5:58
-0:02
25K
15.53 mi11:34:301:33:556:0314:31
5:59
+0:01
30K
18.64 mi11:54:081:53:336:0519:38
6:19
+0:20
20M
20.00 mi12:03:022:02:276:078:54
6:33
+0:14
21M
21.00 mi12:09:552:09:206:106:53
6:53
+0:20
35K
21.75 mi12:15:052:14:306:115:10
6:54
+0:01
23M
23.00 mi12:24:152:23:406:159:10
7:19
+0:25
24M
24.00 mi12:31:502:31:156:187:35
7:35
+0:16
40K
24.85 mi12:38:352:38:006:216:45
7:54
+0:19
25.2M
25.20 mi12:41:352:41:006:233:00
8:42
+0:48
Finish
26.22 mi12:49:272:48:526:277:52
7:43
-0:59

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

5:58 /mi

Average Pace

6:27 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:14:40

44% of race

Time at Steady Pace

59:50

35% of race

Time at Slower Pace

34:22

20% of race

Average Pace: 6:26 /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 mi10:19:5019:156:1219:15
6:12
#1836
10K
6.21 mi10:38:4238:076:0818:52
6:04
#1568
15K
9.32 mi10:57:1756:426:0518:35
5:59
#1330
20K
12.43 mi11:15:551:15:206:0418:38
6:00
#1178
Half
13.11 mi11:19:591:19:246:034:04
5:58
#1167
25K
15.53 mi11:34:301:33:556:0314:31
5:59
#1081
30K
18.64 mi11:54:081:53:336:0519:38
6:19
#1096
20M
20.00 mi12:03:022:02:276:078:54
6:33
#1118
21M
21.00 mi12:09:552:09:206:106:53
6:53
#1126
35K
21.75 mi12:15:052:14:306:115:10
6:54
#1214
23M
23.00 mi12:24:152:23:406:159:10
7:19
#1335
24M
24.00 mi12:31:502:31:156:187:35
7:35
#1515
40K
24.85 mi12:38:352:38:006:216:45
7:54
#1719
25.2M
25.20 mi12:41:352:41:006:233:00
8:42
#1802
Finish
26.22 mi12:49:272:48:526:277:52
7:43
#2049
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi183617441744975(Top 3%)922(Top 6%)922(Top 16%)
10K6.21 mi3.10 mi1568+2681490+2541490+2541371(Top 5%)1301(Top 8%)1301(Top 23%)
15K9.32 mi3.11 mi1330+2381264+2261264+226975(Top 3%)922(Top 6%)922(Top 16%)
20K12.43 mi3.11 mi1178+1521117+1471117+147868(Top 3%)817(Top 5%)817(Top 14%)
Half13.11 mi0.68 mi1167+111106+111106+111043(Top 4%)990(Top 6%)990(Top 18%)
25K15.53 mi2.42 mi1081+861020+861020+86771(Top 3%)723(Top 4%)723(Top 13%)
30K18.64 mi3.11 mi1096-151032-121032-121270(Top 4%)1199(Top 7%)1199(Top 21%)
20M20.00 mi1.36 mi1118-221054-221054-221796(Top 6%)1700(Top 11%)1700(Top 30%)
21M21.00 mi1.00 mi1126-81061-71061-71809(Top 6%)1704(Top 11%)1704(Top 30%)
35K21.75 mi0.75 mi1214-881143-821143-824702(Top 17%)4145(Top 26%)4145(Top 73%)
23M23.00 mi1.25 mi1335-1211258-1151258-1155545(Top 20%)4689(Top 29%)4689(Top 83%)
24M24.00 mi1.00 mi1515-1801433-1751433-1758238(Top 29%)6228(Top 39%)6228(Top 110%)
40K24.85 mi0.85 mi1719-2041628-1951628-1959366(Top 33%)6706(Top 42%)6706(Top 119%)
25.2M25.20 mi0.35 mi1802-831706-781706-789873(Top 35%)6849(Top 43%)6849(Top 121%)
Finish26.22 mi1.02 mi2049-2471944-2381944-23810788(Top 38%)7380(Top 46%)7380(Top 131%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21story building
+97ft-345ft

Overall

975

Males

922

M18-39

922

5K→10K

3.1 - 6.2 mi

Top 5%
×5story building
+79ft-138ft

Overall

1371

Males

1301

M18-39

1301

10K→15K

6.2 - 9.3 mi

Top 3%
×3story building
+67ft-78ft

Overall

975

Males

922

M18-39

922

15K→20K

9.3 - 12.4 mi

Top 3%
×5story building
+106ft-86ft

Overall

868

Males

817

M18-39

817

20K→Half

12.4 - 13.1 mi

Top 4%
×2story building
+19ft-37ft

Overall

1043

Males

990

M18-39

990

Half→25K

13.1 - 15.5 mi

Top 3%
×4story building
+66ft-88ft

Overall

771

Males

723

M18-39

723

25K→30K

15.5 - 18.6 mi

Top 4%
×9story building
+181ft-148ft

Overall

1270

Males

1199

M18-39

1199

30K→20M

18.6 - 20.0 mi

Top 6%
×5story building
+64ft-50ft

Overall

1796

Males

1700

M18-39

1700

20M→21M

20.0 - 21.0 mi

Top 6%
×8story building
+106ft-24ft

Overall

1809

Males

1704

M18-39

1704

21M→35K

21.0 - 21.8 mi

Top 17%
×7story building
+17ft-86ft

Overall

4702

Males

4145

M18-39

4145

35K→23M

21.8 - 23.0 mi

Top 20%
×5story building
+23ft-63ft

Overall

5545

Males

4689

M18-39

4689

23M→24M

23.0 - 24.0 mi

Top 29%
×6story building
+12ft-82ft

Overall

8238

Males

6228

M18-39

6228

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

9366

Males

6706

M18-39

6706

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9873

Males

6849

M18-39

6849

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

10788

Males

7380

M18-39

7380

Passing Analysis

Category:
Athletes Passed
897
Passed By
1110
Net Change
-213
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1836
5K → 10K28214+268#1836#1568
10K → 15K2380+238#1568#1330
15K → 20K1542+152#1330#1178
20K → Half176+11#1178#1167
Half → 25K860+86#1167#1081
25K → 30K4459-15#1081#1096
30K → 20M2345-22#1096#1118
20M → 21M2533-8#1118#1126
21M → 35K391-88#1126#1214
35K → 23M13134-121#1214#1335
23M → 24M5185-180#1335#1515
24M → 40K3207-204#1515#1719
40K → 25.2M285-83#1719#1802
25.2M → Finish2249-247#1802#2049
TOTALS8971110-213
📊

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