Boston Marathon logo
BOSTON MARATHON 2025

Brendan Good

Bib: 5099•M

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 6%
Gender (Male)
#0 / 16105
Top 10%
Division (M18-39)
#0 / 5642
Top 24%
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
6:14/mi
19:21
↑ 97↓ 3451.5%
10K· 6.21 mi
6:25/mi
39:16
↑ 79↓ 1380.4%
15K· 9.32 mi
6:26/mi
59:14
↑ 67↓ 78
20K· 12.43 mi
6:28/mi
1:19:19
↑ 106↓ 860.1%
Half· 13.11 mi
6:21/mi
1:23:39
↑ 19↓ 370.5%
25K· 15.53 mi
6:28/mi
1:39:19
↑ 66↓ 880.2%
30K· 18.64 mi
6:29/mi
1:59:27
↑ 181↓ 1480.2%
20M
6:24/mi
2:08:09
↑ 64↓ 500.2%
21M
6:35/mi
2:14:44
↑ 106↓ 241.6%
35K· 21.75 mi
6:10/mi
2:19:21
↑ 17↓ 861.7%
23M
6:19/mi
2:27:16
↑ 23↓ 630.6%
24M
6:14/mi
2:33:30
↓ 821.3%
40K· 24.85 mi
6:13/mi
2:38:49
↓ 200.3%
25.2M
6:40/mi
2:41:07
↑ 13↓ 160.2%
Finish· 26.22 mi
5:46/mi
2:47:00
↑ 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 Half⚖️ Balanced
Distance13.11 mi
Time1:23:39
Pace6:23 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:23:21
Pace6:21 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:4719:216:1419:21
6:14
-
10K
6.21 mi10:42:4239:166:1919:55
6:25
+0:11
15K
9.32 mi11:02:4059:146:2119:58
6:26
+0:01
20K
12.43 mi11:22:451:19:196:2320:05
6:28
+0:02
Half
13.11 mi11:27:051:23:396:234:20
6:21
-0:07
25K
15.53 mi11:42:451:39:196:2415:40
6:28
+0:07
30K
18.64 mi12:02:531:59:276:2420:08
6:29
+0:01
20M
20.00 mi12:11:352:08:096:248:42
6:24
-0:05
21M
21.00 mi12:18:102:14:446:256:35
6:35
+0:11
35K
21.75 mi12:22:472:19:216:244:37
6:10
-0:25
23M
23.00 mi12:30:422:27:166:247:55
6:19
+0:09
24M
24.00 mi12:36:562:33:306:246:14
6:14
-0:05
40K
24.85 mi12:42:152:38:496:235:19
6:13
-0:01
25.2M
25.20 mi12:44:332:41:076:242:18
6:40
+0:27
Finish
26.22 mi12:50:262:47:006:225:53
5:46
-0:54

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

5:46 /mi

Average Pace

6:22 /mi

Slowest Pace

6:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

49:19

30% of race

Time at Steady Pace

1:57:41

70% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:22 /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 mi10:22:4719:216:1419:21
6:14
#2023
10K
6.21 mi10:42:4239:166:1919:55
6:25
#2553
15K
9.32 mi11:02:4059:146:2119:58
6:26
#2710
20K
12.43 mi11:22:451:19:196:2320:05
6:28
#2746
Half
13.11 mi11:27:051:23:396:234:20
6:21
#2747
25K
15.53 mi11:42:451:39:196:2415:40
6:28
#2701
30K
18.64 mi12:02:531:59:276:2420:08
6:29
#2494
20M
20.00 mi12:11:352:08:096:248:42
6:24
#2351
21M
21.00 mi12:18:102:14:446:256:35
6:35
#2221
35K
21.75 mi12:22:472:19:216:244:37
6:10
#2171
23M
23.00 mi12:30:422:27:166:247:55
6:19
#2034
24M
24.00 mi12:36:562:33:306:246:14
6:14
#1951
40K
24.85 mi12:42:152:38:496:235:19
6:13
#1866
25.2M
25.20 mi12:44:332:41:076:242:18
6:40
#1823
Finish
26.22 mi12:50:262:47:006:225:53
5:46
#1709
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2023192619263103(Top 11%)2955(Top 18%)2955(Top 52%)
10K6.21 mi3.10 mi2553-5302432-5062432-5063109(Top 11%)2958(Top 18%)2958(Top 52%)
15K9.32 mi3.11 mi2710-1572583-1512583-1513103(Top 11%)2955(Top 18%)2955(Top 52%)
20K12.43 mi3.11 mi2746-362618-352618-352901(Top 10%)2763(Top 17%)2763(Top 49%)
Half13.11 mi0.68 mi2747-12621-32621-32808(Top 10%)2684(Top 17%)2684(Top 48%)
25K15.53 mi2.42 mi2701+462577+442577+442685(Top 9%)2553(Top 16%)2553(Top 45%)
30K18.64 mi3.11 mi2494+2072381+1962381+1961899(Top 7%)1809(Top 11%)1809(Top 32%)
20M20.00 mi1.36 mi2351+1432242+1392242+1391264(Top 4%)1195(Top 7%)1195(Top 21%)
21M21.00 mi1.00 mi2221+1302119+1232119+123886(Top 3%)838(Top 5%)838(Top 15%)
35K21.75 mi0.75 mi2171+502070+492070+491160(Top 4%)1095(Top 7%)1095(Top 19%)
23M23.00 mi1.25 mi2034+1371933+1371933+137945(Top 3%)890(Top 6%)890(Top 16%)
24M24.00 mi1.00 mi1951+831851+821851+821129(Top 4%)1062(Top 7%)1062(Top 19%)
40K24.85 mi0.85 mi1866+851768+831768+83780(Top 3%)731(Top 5%)731(Top 13%)
25.2M25.20 mi0.35 mi1823+431725+431725+43733(Top 3%)683(Top 4%)683(Top 12%)
Finish26.22 mi1.02 mi1709+1141618+1071618+107479(Top 2%)450(Top 3%)450(Top 8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21story building
+97ft-345ft

Overall

3103

Males

2955

M18-39

2955

5K→10K

3.1 - 6.2 mi

Top 11%
×5story building
+79ft-138ft

Overall

3109

Males

2958

M18-39

2958

10K→15K

6.2 - 9.3 mi

Top 11%
×3story building
+67ft-78ft

Overall

3103

Males

2955

M18-39

2955

15K→20K

9.3 - 12.4 mi

Top 10%
×5story building
+106ft-86ft

Overall

2901

Males

2763

M18-39

2763

20K→Half

12.4 - 13.1 mi

Top 10%
×2story building
+19ft-37ft

Overall

2808

Males

2684

M18-39

2684

Half→25K

13.1 - 15.5 mi

Top 9%
×4story building
+66ft-88ft

Overall

2685

Males

2553

M18-39

2553

25K→30K

15.5 - 18.6 mi

Top 7%
×9story building
+181ft-148ft

Overall

1899

Males

1809

M18-39

1809

30K→20M

18.6 - 20.0 mi

Top 4%
×5story building
+64ft-50ft

Overall

1264

Males

1195

M18-39

1195

20M→21M

20.0 - 21.0 mi

Top 3%
×8story building
+106ft-24ft

Overall

886

Males

838

M18-39

838

21M→35K

21.0 - 21.8 mi

Top 4%
×7story building
+17ft-86ft

Overall

1160

Males

1095

M18-39

1095

35K→23M

21.8 - 23.0 mi

Top 3%
×5story building
+23ft-63ft

Overall

945

Males

890

M18-39

890

23M→24M

23.0 - 24.0 mi

Top 4%
×6story building
+12ft-82ft

Overall

1129

Males

1062

M18-39

1062

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

780

Males

731

M18-39

731

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

733

Males

683

M18-39

683

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2story building
+22ft-21ft

Overall

479

Males

450

M18-39

450

Passing Analysis

Category:
Athletes Passed
1227
Passed By
913
Net Change
+314
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2023
5K → 10K12542-530#2023#2553
10K → 15K44201-157#2553#2710
15K → 20K6197-36#2710#2746
20K → Half1213-1#2746#2747
Half → 25K8842+46#2747#2701
25K → 30K21912+207#2701#2494
30K → 20M1441+143#2494#2351
20M → 21M1322+130#2351#2221
21M → 35K511+50#2221#2171
35K → 23M1370+137#2171#2034
23M → 24M841+83#2034#1951
24M → 40K861+85#1951#1866
40K → 25.2M430+43#1866#1823
25.2M → Finish1140+114#1823#1709
TOTALS1227913+314
📊

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing