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BOSTON MARATHON 2025

Efrén Muñoz Martinez

Bib: 3977•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 5%
Masters (Masters Men)
#0 / 10463
Top 1%
Division (M40-44)
#0 / 2247
Top 4%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
19:06
Rank: #1593
Start → 5K
19:06 | 6:09/mi
10K· 6.21 mi
37:59
Rank: #1473 (+120)
5K → 10K
18:53 | 6:05/mi
15K· 9.32 mi
56:49
Rank: #1384 (+89)
10K → 15K
18:50 | 6:04/mi
20K· 12.43 mi
1:15:46
Rank: #1307 (+77)
15K → 20K
18:57 | 6:06/mi
Half· 13.11 mi
1:19:54
Rank: #1313 (-6)
20K → Half
4:08 | 6:03/mi
25K· 15.53 mi
1:34:45
Rank: #1274 (+39)
Half → 25K
14:51 | 6:07/mi
30K· 18.64 mi
1:54:09
Rank: #1207 (+67)
25K → 30K
19:24 | 6:15/mi
20M
2:02:37
Rank: #1150 (+57)
30K → 20M
8:28 | 6:14/mi
21M
2:09:11
Rank: #1100 (+50)
20M → 21M
6:34 | 6:34/mi
35K· 21.75 mi
2:13:40
Rank: #1074 (+26)
21M → 35K
4:29 | 6:00/mi
23M
2:21:23
Rank: #1002 (+72)
35K → 23M
7:43 | 6:10/mi
24M
2:27:24
Rank: #969 (+33)
23M → 24M
6:01 | 6:01/mi
40K· 24.85 mi
2:32:40
Rank: #944 (+25)
24M → 40K
5:16 | 6:10/mi
25.2M
2:34:54
Rank: #922 (+22)
40K → 25.2M
2:14 | 6:29/mi
Finish· 26.22 mi
2:40:44
Rank: #876 (+46)
25.2M → Finish
5:50 | 5:43/mi

Course Map & Elevation

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:54
Pace6:06 /mi
2nd Half
Distance13.11 mi
Time1:20:50
Pace6:10 /mi
📊Positive Split: 1.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:1919:066:0919:06
6:09
-
10K
6.21 mi10:40:1237:596:0718:53
6:05
-0:04
15K
9.32 mi10:59:0256:496:0618:50
6:04
-0:01
20K
12.43 mi11:17:591:15:466:0618:57
6:06
+0:02
Half
13.11 mi11:22:071:19:546:064:08
6:03
-0:03
25K
15.53 mi11:36:581:34:456:0614:51
6:07
+0:04
30K
18.64 mi11:56:221:54:096:0719:24
6:15
+0:08
20M
20.00 mi12:04:502:02:376:088:28
6:14
-0:01
21M
21.00 mi12:11:242:09:116:096:34
6:34
+0:20
35K
21.75 mi12:15:532:13:406:094:29
6:00
-0:34
23M
23.00 mi12:23:362:21:236:097:43
6:10
+0:10
24M
24.00 mi12:29:372:27:246:096:01
6:01
-0:09
40K
24.85 mi12:34:532:32:406:095:16
6:10
+0:09
25.2M
25.20 mi12:37:072:34:546:092:14
6:29
+0:19
Finish
26.22 mi12:42:572:40:446:085:50
5:43
-0:46

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

5:43 /mi

Average Pace

6:08 /mi

Slowest Pace

6:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

2:31:56

95% of race

Time at Steady Pace

8:48

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:08 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:21:1919:066:0919:06
6:09
#1593
10K
6.21 mi10:40:1237:596:0718:53
6:05
#1473
15K
9.32 mi10:59:0256:496:0618:50
6:04
#1384
20K
12.43 mi11:17:591:15:466:0618:57
6:06
#1307
Half
13.11 mi11:22:071:19:546:064:08
6:03
#1313
25K
15.53 mi11:36:581:34:456:0614:51
6:07
#1274
30K
18.64 mi11:56:221:54:096:0719:24
6:15
#1207
20M
20.00 mi12:04:502:02:376:088:28
6:14
#1150
21M
21.00 mi12:11:242:09:116:096:34
6:34
#1100
35K
21.75 mi12:15:532:13:406:094:29
6:00
#1074
23M
23.00 mi12:23:362:21:236:097:43
6:10
#1002
24M
24.00 mi12:29:372:27:246:096:01
6:01
#969
40K
24.85 mi12:34:532:32:406:095:16
6:10
#944
25.2M
25.20 mi12:37:072:34:546:092:14
6:29
#922
Finish
26.22 mi12:42:572:40:446:085:50
5:43
#876
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1593151215121231(Top 4%)1167(Top 7%)1167(Top 52%)
10K6.21 mi3.10 mi1473+1201401+1111401+1111388(Top 5%)1317(Top 8%)1317(Top 59%)
15K9.32 mi3.11 mi1384+891314+871314+871231(Top 4%)1167(Top 7%)1167(Top 52%)
20K12.43 mi3.11 mi1307+771238+761238+761160(Top 4%)1096(Top 7%)1096(Top 49%)
Half13.11 mi0.68 mi1313-61244-61244-61335(Top 5%)1267(Top 8%)1267(Top 56%)
25K15.53 mi2.42 mi1274+391204+401204+401167(Top 4%)1101(Top 7%)1101(Top 49%)
30K18.64 mi3.11 mi1207+671139+651139+651044(Top 4%)981(Top 6%)981(Top 44%)
20M20.00 mi1.36 mi1150+571084+551084+55796(Top 3%)751(Top 5%)751(Top 33%)
21M21.00 mi1.00 mi1100+501037+471037+47821(Top 3%)776(Top 5%)776(Top 35%)
35K21.75 mi0.75 mi1074+261011+261011+26721(Top 3%)674(Top 4%)674(Top 30%)
23M23.00 mi1.25 mi1002+72944+67944+67602(Top 2%)567(Top 4%)567(Top 25%)
24M24.00 mi1.00 mi969+33912+32912+32621(Top 2%)581(Top 4%)581(Top 26%)
40K24.85 mi0.85 mi944+25887+25887+25656(Top 2%)612(Top 4%)612(Top 27%)
25.2M25.20 mi0.35 mi922+22865+22865+22431(Top 2%)398(Top 2%)398(Top 18%)
Finish26.22 mi1.02 mi876+46819+46819+46393(Top 1%)369(Top 2%)369(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1231

Males

1167

M40-44

1167

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1388

Males

1317

M40-44

1317

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1231

Males

1167

M40-44

1167

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1160

Males

1096

M40-44

1096

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1335

Males

1267

M40-44

1267

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1167

Males

1101

M40-44

1101

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1044

Males

981

M40-44

981

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

796

Males

751

M40-44

751

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

821

Males

776

M40-44

776

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

721

Males

674

M40-44

674

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

602

Males

567

M40-44

567

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

621

Males

581

M40-44

581

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

656

Males

612

M40-44

612

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

431

Males

398

M40-44

398

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2stories
+22ft-21ft

Overall

393

Males

369

M40-44

369

Passing Analysis

Category:
Athletes Passed
856
Passed By
139
Net Change
+717
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1593
5K → 10K15535+120#1593#1473
10K → 15K10516+89#1473#1384
15K → 20K9114+77#1384#1307
20K → Half814-6#1307#1313
Half → 25K5819+39#1313#1274
25K → 30K8417+67#1274#1207
30K → 20M603+57#1207#1150
20M → 21M588+50#1150#1100
21M → 35K304+26#1100#1074
35K → 23M742+72#1074#1002
23M → 24M352+33#1002#969
24M → 40K294+25#969#944
40K → 25.2M220+22#944#922
25.2M → Finish471+46#922#876
TOTALS856139+717
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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