Boston Marathon logo
BOSTON MARATHON 2025

Andy Fenwick

Bib: 12246•M

OR

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 20%
Gender (Male)
#0 / 16105
Top 31%
Masters (Masters Men)
#0 / 10463
Top 17%
Division (M50-54)
#0 / 1996
Top 11%
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
6:55/mi
21:29
↑ 97↓ 3451.5%
10K· 6.21 mi
6:49/mi
42:40
↑ 79↓ 1380.4%
15K· 9.32 mi
6:53/mi
1:04:03
↑ 67↓ 78
20K· 12.43 mi
7:03/mi
1:25:57
↑ 106↓ 860.1%
Half· 13.11 mi
6:56/mi
1:30:41
↑ 19↓ 370.5%
25K· 15.53 mi
7:04/mi
1:47:50
↑ 66↓ 880.2%
30K· 18.64 mi
7:14/mi
2:10:18
↑ 181↓ 1480.2%
20M
7:18/mi
2:20:13
↑ 64↓ 500.2%
21M
7:48/mi
2:28:01
↑ 106↓ 241.6%
35K· 21.75 mi
7:00/mi
2:33:15
↑ 17↓ 861.7%
23M
7:07/mi
2:42:10
↑ 23↓ 630.6%
24M
6:44/mi
2:48:54
↓ 821.3%
40K· 24.85 mi
6:51/mi
2:54:45
↓ 200.3%
25.2M
7:24/mi
2:57:18
↑ 13↓ 160.2%
Finish· 26.22 mi
6:40/mi
3:04:06
↑ 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
Time1:30:41
Pace6:55 /mi
2nd Half
Distance13.11 mi
Time1:33:25
Pace7:08 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0821:296:5521:29
6:55
-
10K
6.21 mi11:13:1942:406:5221:11
6:49
-0:06
15K
9.32 mi11:34:421:04:036:5221:23
6:53
+0:04
20K
12.43 mi11:56:361:25:576:5521:54
7:03
+0:10
Half
13.11 mi12:01:201:30:416:554:44
6:56
-0:07
25K
15.53 mi12:18:291:47:506:5617:09
7:04
+0:08
30K
18.64 mi12:40:572:10:186:5922:28
7:14
+0:10
20M
20.00 mi12:50:522:20:137:019:55
7:18
+0:04
21M
21.00 mi12:58:402:28:017:037:48
7:48
+0:30
35K
21.75 mi13:03:542:33:157:035:14
7:00
-0:48
23M
23.00 mi13:12:492:42:107:038:55
7:07
+0:07
24M
24.00 mi13:19:332:48:547:026:44
6:44
-0:23
40K
24.85 mi13:25:242:54:457:025:51
6:51
+0:07
25.2M
25.20 mi13:27:572:57:187:022:33
7:24
+0:33
Finish
26.22 mi13:34:453:04:067:026:48
6:40
-0:44

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

6:40 /mi

Average Pace

7:02 /mi

Slowest Pace

7:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:45

94% of race

Time at Steady Pace

10:21

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:01 /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 mi10:52:0821:296:5521:29
6:55
#7184
10K
6.21 mi11:13:1942:406:5221:11
6:49
#6900
15K
9.32 mi11:34:421:04:036:5221:23
6:53
#6838
20K
12.43 mi11:56:361:25:576:5521:54
7:03
#6951
Half
13.11 mi12:01:201:30:416:554:44
6:56
#6962
25K
15.53 mi12:18:291:47:506:5617:09
7:04
#6868
30K
18.64 mi12:40:572:10:186:5922:28
7:14
#6597
20M
20.00 mi12:50:522:20:137:019:55
7:18
#6454
21M
21.00 mi12:58:402:28:017:037:48
7:48
#6373
35K
21.75 mi13:03:542:33:157:035:14
7:00
#6293
23M
23.00 mi13:12:492:42:107:038:55
7:07
#6119
24M
24.00 mi13:19:332:48:547:026:44
6:44
#5938
40K
24.85 mi13:25:242:54:457:025:51
6:51
#5766
25.2M
25.20 mi13:27:572:57:187:022:33
7:24
#5666
Finish
26.22 mi13:34:453:04:067:026:48
6:40
#5547
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi7184643964396821(Top 24%)6116(Top 38%)6116(Top 306%)
10K6.21 mi3.10 mi6900+2846218+2216218+2216592(Top 23%)5958(Top 37%)5958(Top 298%)
15K9.32 mi3.11 mi6838+626151+676151+676821(Top 24%)6116(Top 38%)6116(Top 306%)
20K12.43 mi3.11 mi6951-1136239-886239-887179(Top 25%)6329(Top 39%)6329(Top 317%)
Half13.11 mi0.68 mi6962-116246-76246-77130(Top 25%)6307(Top 39%)6307(Top 316%)
25K15.53 mi2.42 mi6868+946148+986148+986799(Top 24%)5976(Top 37%)5976(Top 299%)
30K18.64 mi3.11 mi6597+2715907+2415907+2416075(Top 21%)5362(Top 33%)5362(Top 269%)
20M20.00 mi1.36 mi6454+1435779+1285779+1285781(Top 20%)5042(Top 31%)5042(Top 253%)
21M21.00 mi1.00 mi6373+815699+805699+806180(Top 22%)5181(Top 32%)5181(Top 260%)
35K21.75 mi0.75 mi6293+805628+715628+715339(Top 19%)4621(Top 29%)4621(Top 232%)
23M23.00 mi1.25 mi6119+1745470+1585470+1584468(Top 16%)3935(Top 24%)3935(Top 197%)
24M24.00 mi1.00 mi5938+1815316+1545316+1543162(Top 11%)2858(Top 18%)2858(Top 143%)
40K24.85 mi0.85 mi5766+1725169+1475169+1473085(Top 11%)2781(Top 17%)2781(Top 139%)
25.2M25.20 mi0.35 mi5666+1005084+855084+853004(Top 11%)2683(Top 17%)2683(Top 134%)
Finish26.22 mi1.02 mi5547+1194981+1034981+1033747(Top 13%)3252(Top 20%)3252(Top 163%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6821

Males

6116

M50-54

6116

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6592

Males

5958

M50-54

5958

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6821

Males

6116

M50-54

6116

15K→20K

9.3 - 12.4 mi

Top 25%
×5story building
+106ft-86ft

Overall

7179

Males

6329

M50-54

6329

20K→Half

12.4 - 13.1 mi

Top 25%
×2story building
+19ft-37ft

Overall

7130

Males

6307

M50-54

6307

Half→25K

13.1 - 15.5 mi

Top 24%
×4story building
+66ft-88ft

Overall

6799

Males

5976

M50-54

5976

25K→30K

15.5 - 18.6 mi

Top 21%
×9story building
+181ft-148ft

Overall

6075

Males

5362

M50-54

5362

30K→20M

18.6 - 20.0 mi

Top 20%
×5story building
+64ft-50ft

Overall

5781

Males

5042

M50-54

5042

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

6180

Males

5181

M50-54

5181

21M→35K

21.0 - 21.8 mi

Top 19%
×7story building
+17ft-86ft

Overall

5339

Males

4621

M50-54

4621

35K→23M

21.8 - 23.0 mi

Top 16%
×5story building
+23ft-63ft

Overall

4468

Males

3935

M50-54

3935

23M→24M

23.0 - 24.0 mi

Top 11%
×6story building
+12ft-82ft

Overall

3162

Males

2858

M50-54

2858

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3085

Males

2781

M50-54

2781

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3004

Males

2683

M50-54

2683

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2story building
+22ft-21ft

Overall

3747

Males

3252

M50-54

3252

Passing Analysis

Category:
Athletes Passed
2269
Passed By
632
Net Change
+1637
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7184
5K → 10K36783+284#7184#6900
10K → 15K179117+62#6900#6838
15K → 20K94207-113#6838#6951
20K → Half1829-11#6951#6962
Half → 25K16167+94#6962#6868
25K → 30K32756+271#6868#6597
30K → 20M16118+143#6597#6454
20M → 21M10827+81#6454#6373
21M → 35K866+80#6373#6293
35K → 23M18511+174#6293#6119
23M → 24M1832+181#6119#5938
24M → 40K1742+172#5938#5766
40K → 25.2M1000+100#5766#5666
25.2M → Finish1267+119#5666#5547
TOTALS2269632+1637
📊

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