Boston Marathon logo
BOSTON MARATHON 2025

Gang Song

Bib: 17683•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Top 42%
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
8:33/mi
26:33
↑ 97↓ 3451.5%
10K· 6.21 mi
8:31/mi
53:00
↑ 79↓ 1380.4%
15K· 9.32 mi
8:31/mi
1:19:27
↑ 67↓ 78
20K· 12.43 mi
8:40/mi
1:46:24
↑ 106↓ 860.1%
Half· 13.11 mi
8:59/mi
1:52:32
↑ 19↓ 370.5%
25K· 15.53 mi
8:26/mi
2:12:59
↑ 66↓ 880.2%
30K· 18.64 mi
8:47/mi
2:40:16
↑ 181↓ 1480.2%
20M
8:54/mi
2:52:22
↑ 64↓ 500.2%
21M
9:38/mi
3:02:00
↑ 106↓ 241.6%
35K· 21.75 mi
8:47/mi
3:08:34
↑ 17↓ 861.7%
23M
8:46/mi
3:19:33
↑ 23↓ 630.6%
24M
8:31/mi
3:28:04
↓ 821.3%
40K· 24.85 mi
8:28/mi
3:35:18
↓ 200.3%
25.2M
9:20/mi
3:38:31
↑ 13↓ 160.2%
Finish· 26.22 mi
8:29/mi
3:47:10
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:32
Pace8:35 /mi
2nd Half
Distance13.11 mi
Time1:54:38
Pace8:45 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:0926:338:3326:33
8:33
-
10K
6.21 mi11:44:3653:008:3226:27
8:31
-0:02
15K
9.32 mi12:11:031:19:278:3126:27
8:31
0:00
20K
12.43 mi12:38:001:46:248:3426:57
8:40
+0:09
Half
13.11 mi12:44:081:52:328:356:08
8:59
+0:19
25K
15.53 mi13:04:352:12:598:3420:27
8:26
-0:33
30K
18.64 mi13:31:522:40:168:3627:17
8:47
+0:21
20M
20.00 mi13:43:582:52:228:3712:06
8:54
+0:07
21M
21.00 mi13:53:363:02:008:409:38
9:38
+0:44
35K
21.75 mi14:00:103:08:348:406:34
8:47
-0:51
23M
23.00 mi14:11:093:19:338:4110:59
8:46
-0:01
24M
24.00 mi14:19:403:28:048:408:31
8:31
-0:15
40K
24.85 mi14:26:543:35:188:407:14
8:28
-0:03
25.2M
25.20 mi14:30:073:38:318:403:13
9:20
+0:52
Finish
26.22 mi14:38:463:47:108:408:39
8:29
-0:51

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

8:26 /mi

Average Pace

8:40 /mi

Slowest Pace

9:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:34:19

94% of race

Time at Steady Pace

12:51

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:40 /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 mi11:18:0926:338:3326:33
8:33
#20157
10K
6.21 mi11:44:3653:008:3226:27
8:31
#20004
15K
9.32 mi12:11:031:19:278:3126:27
8:31
#19821
20K
12.43 mi12:38:001:46:248:3426:57
8:40
#19658
Half
13.11 mi12:44:081:52:328:356:08
8:59
#19782
25K
15.53 mi13:04:352:12:598:3420:27
8:26
#19261
30K
18.64 mi13:31:522:40:168:3627:17
8:47
#18734
20M
20.00 mi13:43:582:52:228:3712:06
8:54
#18537
21M
21.00 mi13:53:363:02:008:409:38
9:38
#18396
35K
21.75 mi14:00:103:08:348:406:34
8:47
#18356
23M
23.00 mi14:11:093:19:338:4110:59
8:46
#18138
24M
24.00 mi14:19:403:28:048:408:31
8:31
#17956
40K
24.85 mi14:26:543:35:188:407:14
8:28
#17773
25.2M
25.20 mi14:30:073:38:318:403:13
9:20
#17697
Finish
26.22 mi14:38:463:47:108:408:39
8:29
#17636
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi20157125041250419396(Top 68%)12221(Top 76%)12221(Top 971%)
10K6.21 mi3.10 mi20004+15312473+3112473+3119869(Top 70%)12416(Top 77%)12416(Top 986%)
15K9.32 mi3.11 mi19821+18312406+6712406+6719396(Top 68%)12221(Top 76%)12221(Top 971%)
20K12.43 mi3.11 mi19658+16312322+8412322+8419272(Top 68%)12150(Top 75%)12150(Top 965%)
Half13.11 mi0.68 mi19782-12412374-5212374-5221738(Top 77%)13226(Top 82%)13226(Top 1051%)
25K15.53 mi2.42 mi19261+52112143+23112143+23116771(Top 59%)10999(Top 68%)10999(Top 874%)
30K18.64 mi3.11 mi18734+52711889+25411889+25416487(Top 58%)10709(Top 66%)10709(Top 851%)
20M20.00 mi1.36 mi18537+19711776+11311776+11316249(Top 57%)10466(Top 65%)10466(Top 831%)
21M21.00 mi1.00 mi18396+14111677+9911677+9916684(Top 59%)10557(Top 66%)10557(Top 839%)
35K21.75 mi0.75 mi18356+4011648+2911648+2917111(Top 60%)10659(Top 66%)10659(Top 847%)
23M23.00 mi1.25 mi18138+21811515+13311515+13314954(Top 53%)9606(Top 60%)9606(Top 763%)
24M24.00 mi1.00 mi17956+18211404+11111404+11114607(Top 51%)9420(Top 58%)9420(Top 748%)
40K24.85 mi0.85 mi17773+18311301+10311301+10313178(Top 46%)8617(Top 54%)8617(Top 684%)
25.2M25.20 mi0.35 mi17697+7611251+5011251+5013594(Top 48%)8764(Top 54%)8764(Top 696%)
Finish26.22 mi1.02 mi17636+6111211+4011211+4016132(Top 57%)9998(Top 62%)9998(Top 794%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21story building
+97ft-345ft

Overall

19396

Males

12221

M60-64

12221

5K→10K

3.1 - 6.2 mi

Top 70%
×5story building
+79ft-138ft

Overall

19869

Males

12416

M60-64

12416

10K→15K

6.2 - 9.3 mi

Top 68%
×3story building
+67ft-78ft

Overall

19396

Males

12221

M60-64

12221

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

19272

Males

12150

M60-64

12150

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

21738

Males

13226

M60-64

13226

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

16771

Males

10999

M60-64

10999

25K→30K

15.5 - 18.6 mi

Top 58%
×9story building
+181ft-148ft

Overall

16487

Males

10709

M60-64

10709

30K→20M

18.6 - 20.0 mi

Top 57%
×5story building
+64ft-50ft

Overall

16249

Males

10466

M60-64

10466

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

16684

Males

10557

M60-64

10557

21M→35K

21.0 - 21.8 mi

Top 60%
×7story building
+17ft-86ft

Overall

17111

Males

10659

M60-64

10659

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

14954

Males

9606

M60-64

9606

23M→24M

23.0 - 24.0 mi

Top 51%
×6story building
+12ft-82ft

Overall

14607

Males

9420

M60-64

9420

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

13178

Males

8617

M60-64

8617

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

13594

Males

8764

M60-64

8764

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

16132

Males

9998

M60-64

9998

Passing Analysis

Category:
Athletes Passed
3252
Passed By
731
Net Change
+2521
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20157
5K → 10K364211+153#20157#20004
10K → 15K294111+183#20004#19821
15K → 20K275112+163#19821#19658
20K → Half4128-124#19658#19782
Half → 25K5276+521#19782#19261
25K → 30K54821+527#19261#18734
30K → 20M21619+197#18734#18537
20M → 21M17029+141#18537#18396
21M → 35K7232+40#18396#18356
35K → 23M23517+218#18356#18138
23M → 24M1875+182#18138#17956
24M → 40K1841+183#17956#17773
40K → 25.2M837+76#17773#17697
25.2M → Finish9332+61#17697#17636
TOTALS3252731+2521
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing