Boston Marathon logo
BOSTON MARATHON 2025

Mark Andrews

Bib: 3728•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 8%
Gender (Male)
#0 / 16105
Top 14%
Masters (Masters Men)
#0 / 10463
Top 4%
Division (M40-44)
#0 / 2247
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:32
Rank: #2354
Start → 5K
19:32 | 6:17/mi
10K· 6.21 mi
38:55
Rank: #2199 (+155)
5K → 10K
19:23 | 6:14/mi
15K· 9.32 mi
58:12
Rank: #2072 (+127)
10K → 15K
19:17 | 6:12/mi
20K· 12.43 mi
1:17:37
Rank: #1971 (+101)
15K → 20K
19:25 | 6:15/mi
Half· 13.11 mi
1:21:49
Rank: #1960 (+11)
20K → Half
4:12 | 6:09/mi
25K· 15.53 mi
1:37:02
Rank: #1917 (+43)
Half → 25K
15:13 | 6:17/mi
30K· 18.64 mi
1:57:17
Rank: #1902 (+15)
25K → 30K
20:15 | 6:31/mi
20M
2:06:30
Rank: #1953 (-51)
30K → 20M
9:13 | 6:47/mi
21M
2:13:42
Rank: #1987 (-34)
20M → 21M
7:12 | 7:12/mi
35K· 21.75 mi
2:18:34
Rank: #1987
21M → 35K
4:52 | 6:30/mi
23M
2:27:25
Rank: #2070 (-83)
35K → 23M
8:51 | 7:04/mi
24M
2:34:11
Rank: #2091 (-21)
23M → 24M
6:46 | 6:46/mi
40K· 24.85 mi
2:40:11
Rank: #2123 (-32)
24M → 40K
6:00 | 7:01/mi
25.2M
2:42:58
Rank: #2170 (-47)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
2:50:18
Rank: #2317 (-147)
25.2M → Finish
7:20 | 7:12/mi

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
Time1:21:49
Pace6:14 /mi
2nd Half
Distance13.11 mi
Time1:28:29
Pace6:45 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:4119:326:1719:32
6:17
-
10K
6.21 mi10:41:0438:556:1619:23
6:14
-0:03
15K
9.32 mi11:00:2158:126:1519:17
6:12
-0:02
20K
12.43 mi11:19:461:17:376:1519:25
6:15
+0:03
Half
13.11 mi11:23:581:21:496:144:12
6:09
-0:06
25K
15.53 mi11:39:111:37:026:1515:13
6:17
+0:08
30K
18.64 mi11:59:261:57:176:1720:15
6:31
+0:14
20M
20.00 mi12:08:392:06:306:199:13
6:47
+0:16
21M
21.00 mi12:15:512:13:426:227:12
7:12
+0:25
35K
21.75 mi12:20:432:18:346:224:52
6:30
-0:42
23M
23.00 mi12:29:342:27:256:258:51
7:04
+0:34
24M
24.00 mi12:36:202:34:116:256:46
6:46
-0:18
40K
24.85 mi12:42:202:40:116:276:00
7:01
+0:15
25.2M
25.20 mi12:45:072:42:586:282:47
8:04
+1:03
Finish
26.22 mi12:52:272:50:186:307:20
7:12
-0:52

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

6:09 /mi

Average Pace

6:30 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:02:17

37% of race

Time at Steady Pace

1:06:38

39% of race

Time at Slower Pace

41:23

24% of race

Average Pace: 6:30 /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 mi10:21:4119:326:1719:32
6:17
#2354
10K
6.21 mi10:41:0438:556:1619:23
6:14
#2199
15K
9.32 mi11:00:2158:126:1519:17
6:12
#2072
20K
12.43 mi11:19:461:17:376:1519:25
6:15
#1971
Half
13.11 mi11:23:581:21:496:144:12
6:09
#1960
25K
15.53 mi11:39:111:37:026:1515:13
6:17
#1917
30K
18.64 mi11:59:261:57:176:1720:15
6:31
#1902
20M
20.00 mi12:08:392:06:306:199:13
6:47
#1953
21M
21.00 mi12:15:512:13:426:227:12
7:12
#1987
35K
21.75 mi12:20:432:18:346:224:52
6:30
#1987
23M
23.00 mi12:29:342:27:256:258:51
7:04
#2070
24M
24.00 mi12:36:202:34:116:256:46
6:46
#2091
40K
24.85 mi12:42:202:40:116:276:00
7:01
#2123
25.2M
25.20 mi12:45:072:42:586:282:47
8:04
#2170
Finish
26.22 mi12:52:272:50:186:307:20
7:12
#2317
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2354224322431899(Top 7%)1808(Top 11%)1808(Top 80%)
10K6.21 mi3.10 mi2199+1552099+1442099+1442087(Top 7%)1990(Top 12%)1990(Top 89%)
15K9.32 mi3.11 mi2072+1271976+1231976+1231899(Top 7%)1808(Top 11%)1808(Top 80%)
20K12.43 mi3.11 mi1971+1011881+951881+951792(Top 6%)1703(Top 11%)1703(Top 76%)
Half13.11 mi0.68 mi1960+111870+111870+111766(Top 6%)1682(Top 10%)1682(Top 75%)
25K15.53 mi2.42 mi1917+431827+431827+431760(Top 6%)1672(Top 10%)1672(Top 74%)
30K18.64 mi3.11 mi1902+151812+151812+152051(Top 7%)1950(Top 12%)1950(Top 87%)
20M20.00 mi1.36 mi1953-511859-471859-472813(Top 10%)2629(Top 16%)2629(Top 117%)
21M21.00 mi1.00 mi1987-341890-311890-313103(Top 11%)2860(Top 18%)2860(Top 127%)
35K21.75 mi0.75 mi1987189018902458(Top 9%)2291(Top 14%)2291(Top 102%)
23M23.00 mi1.25 mi2070-831969-791969-794121(Top 15%)3665(Top 23%)3665(Top 163%)
24M24.00 mi1.00 mi2091-211987-181987-183290(Top 12%)2956(Top 18%)2956(Top 132%)
40K24.85 mi0.85 mi2123-322017-302017-303963(Top 14%)3451(Top 21%)3451(Top 154%)
25.2M25.20 mi0.35 mi2170-472061-442061-446193(Top 22%)4826(Top 30%)4826(Top 215%)
Finish26.22 mi1.02 mi2317-1472198-1372198-1376977(Top 25%)5307(Top 33%)5307(Top 236%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1899

Males

1808

M40-44

1808

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

2087

Males

1990

M40-44

1990

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1899

Males

1808

M40-44

1808

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1792

Males

1703

M40-44

1703

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1766

Males

1682

M40-44

1682

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1760

Males

1672

M40-44

1672

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

2051

Males

1950

M40-44

1950

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2813

Males

2629

M40-44

2629

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

3103

Males

2860

M40-44

2860

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2458

Males

2291

M40-44

2291

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4121

Males

3665

M40-44

3665

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3290

Males

2956

M40-44

2956

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3963

Males

3451

M40-44

3451

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

6193

Males

4826

M40-44

4826

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6977

Males

5307

M40-44

5307

Passing Analysis

Category:
Athletes Passed
822
Passed By
785
Net Change
+37
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2354
5K → 10K20752+155#2354#2199
10K → 15K15023+127#2199#2072
15K → 20K12019+101#2072#1971
20K → Half198+11#1971#1960
Half → 25K6623+43#1960#1917
25K → 30K9075+15#1917#1902
30K → 20M1970-51#1902#1953
20M → 21M2862-34#1953#1987
21M → 35K29290#1987#1987
35K → 23M24107-83#1987#2070
23M → 24M3152-21#2070#2091
24M → 40K2658-32#2091#2123
40K → 25.2M855-47#2123#2170
25.2M → Finish5152-147#2170#2317
TOTALS822785+37
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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