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BOSTON MARATHON 2025

Gustavo Román Jr

Bib: 1110•M

TX

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 5%
Division (M18-39)
#0 / 5642
Top 12%
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
5:55/mi
18:24
↑ 97↓ 3451.5%
10K· 6.21 mi
5:54/mi
36:44
↑ 79↓ 1380.4%
15K· 9.32 mi
5:53/mi
55:02
↑ 67↓ 78
20K· 12.43 mi
5:54/mi
1:13:21
↑ 106↓ 860.1%
Half· 13.11 mi
5:53/mi
1:17:22
↑ 19↓ 370.5%
25K· 15.53 mi
5:56/mi
1:31:45
↑ 66↓ 880.2%
30K· 18.64 mi
6:11/mi
1:50:59
↑ 181↓ 1480.2%
20M
6:20/mi
1:59:36
↑ 64↓ 500.2%
21M
6:49/mi
2:06:25
↑ 106↓ 241.6%
35K· 21.75 mi
6:02/mi
2:10:56
↑ 17↓ 861.7%
23M
6:18/mi
2:18:49
↑ 23↓ 630.6%
24M
6:18/mi
2:25:07
↓ 821.3%
40K· 24.85 mi
6:39/mi
2:30:48
↓ 200.3%
25.2M
7:29/mi
2:33:23
↑ 13↓ 160.2%
Finish· 26.22 mi
6:37/mi
2:40:08
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:17:22
Pace5:54 /mi
2nd Half
Distance13.11 mi
Time1:22:46
Pace6:19 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:3618:245:5518:24
5:55
-
10K
6.21 mi10:36:5636:445:5518:20
5:54
-0:01
15K
9.32 mi10:55:1455:025:5418:18
5:53
-0:01
20K
12.43 mi11:13:331:13:215:5418:19
5:54
+0:01
Half
13.11 mi11:17:341:17:225:544:01
5:53
-0:01
25K
15.53 mi11:31:571:31:455:5414:23
5:56
+0:03
30K
18.64 mi11:51:111:50:595:5719:14
6:11
+0:15
20M
20.00 mi11:59:481:59:365:598:37
6:20
+0:09
21M
21.00 mi12:06:372:06:256:016:49
6:49
+0:29
35K
21.75 mi12:11:082:10:566:014:31
6:02
-0:47
23M
23.00 mi12:19:012:18:496:027:53
6:18
+0:16
24M
24.00 mi12:25:192:25:076:036:18
6:18
0:00
40K
24.85 mi12:31:002:30:486:045:41
6:39
+0:21
25.2M
25.20 mi12:33:352:33:236:052:35
7:29
+0:50
Finish
26.22 mi12:40:202:40:086:076:45
6:37
-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

5:53 /mi

Average Pace

6:07 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:31:45

57% of race

Time at Steady Pace

46:33

29% of race

Time at Slower Pace

21:50

14% of race

Average Pace: 6:06 /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 mi10:18:3618:245:5518:24
5:55
#849
10K
6.21 mi10:36:5636:445:5518:20
5:54
#840
15K
9.32 mi10:55:1455:025:5418:18
5:53
#801
20K
12.43 mi11:13:331:13:215:5418:19
5:54
#744
Half
13.11 mi11:17:341:17:225:544:01
5:53
#740
25K
15.53 mi11:31:571:31:455:5414:23
5:56
#710
30K
18.64 mi11:51:111:50:595:5719:14
6:11
#726
20M
20.00 mi11:59:481:59:365:598:37
6:20
#728
21M
21.00 mi12:06:372:06:256:016:49
6:49
#747
35K
21.75 mi12:11:082:10:566:014:31
6:02
#734
23M
23.00 mi12:19:012:18:496:027:53
6:18
#721
24M
24.00 mi12:25:192:25:076:036:18
6:18
#727
40K
24.85 mi12:31:002:30:486:045:41
6:39
#744
25.2M
25.20 mi12:33:352:33:236:052:35
7:29
#774
Finish
26.22 mi12:40:202:40:086:076:45
6:37
#819
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi849795795737(Top 3%)689(Top 4%)689(Top 12%)
10K6.21 mi3.10 mi840+9787+8787+8823(Top 3%)772(Top 5%)772(Top 14%)
15K9.32 mi3.11 mi801+39749+38749+38737(Top 3%)689(Top 4%)689(Top 12%)
20K12.43 mi3.11 mi744+57695+54695+54612(Top 2%)565(Top 4%)565(Top 10%)
Half13.11 mi0.68 mi740+4691+4691+4813(Top 3%)767(Top 5%)767(Top 14%)
25K15.53 mi2.42 mi710+30662+29662+29646(Top 2%)599(Top 4%)599(Top 11%)
30K18.64 mi3.11 mi726-16679-17679-17886(Top 3%)830(Top 5%)830(Top 15%)
20M20.00 mi1.36 mi728-2681-2681-21058(Top 4%)997(Top 6%)997(Top 18%)
21M21.00 mi1.00 mi747-19699-18699-181567(Top 6%)1476(Top 9%)1476(Top 26%)
35K21.75 mi0.75 mi734+13686+13686+13802(Top 3%)748(Top 5%)748(Top 13%)
23M23.00 mi1.25 mi721+13672+14672+14864(Top 3%)815(Top 5%)815(Top 14%)
24M24.00 mi1.00 mi727-6678-6678-61295(Top 5%)1210(Top 8%)1210(Top 21%)
40K24.85 mi0.85 mi744-17695-17695-172122(Top 7%)1948(Top 12%)1948(Top 35%)
25.2M25.20 mi0.35 mi774-30722-27722-273267(Top 12%)2857(Top 18%)2857(Top 51%)
Finish26.22 mi1.02 mi819-45765-43765-433415(Top 12%)2984(Top 19%)2984(Top 53%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21story building
+97ft-345ft

Overall

737

Males

689

M18-39

689

5K→10K

3.1 - 6.2 mi

Top 3%
×5story building
+79ft-138ft

Overall

823

Males

772

M18-39

772

10K→15K

6.2 - 9.3 mi

Top 3%
×3story building
+67ft-78ft

Overall

737

Males

689

M18-39

689

15K→20K

9.3 - 12.4 mi

Top 2%
×5story building
+106ft-86ft

Overall

612

Males

565

M18-39

565

20K→Half

12.4 - 13.1 mi

Top 3%
×2story building
+19ft-37ft

Overall

813

Males

767

M18-39

767

Half→25K

13.1 - 15.5 mi

Top 2%
×4story building
+66ft-88ft

Overall

646

Males

599

M18-39

599

25K→30K

15.5 - 18.6 mi

Top 3%
×9story building
+181ft-148ft

Overall

886

Males

830

M18-39

830

30K→20M

18.6 - 20.0 mi

Top 4%
×5story building
+64ft-50ft

Overall

1058

Males

997

M18-39

997

20M→21M

20.0 - 21.0 mi

Top 6%
×8story building
+106ft-24ft

Overall

1567

Males

1476

M18-39

1476

21M→35K

21.0 - 21.8 mi

Top 3%
×7story building
+17ft-86ft

Overall

802

Males

748

M18-39

748

35K→23M

21.8 - 23.0 mi

Top 3%
×5story building
+23ft-63ft

Overall

864

Males

815

M18-39

815

23M→24M

23.0 - 24.0 mi

Top 5%
×6story building
+12ft-82ft

Overall

1295

Males

1210

M18-39

1210

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

2122

Males

1948

M18-39

1948

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3267

Males

2857

M18-39

2857

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2story building
+22ft-21ft

Overall

3415

Males

2984

M18-39

2984

Passing Analysis

Category:
Athletes Passed
324
Passed By
294
Net Change
+30
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#849
5K → 10K5344+9#849#840
10K → 15K5213+39#840#801
15K → 20K603+57#801#744
20K → Half62+4#744#740
Half → 25K388+30#740#710
25K → 30K2945-16#710#726
30K → 20M1416-2#726#728
20M → 21M1433-19#728#747
21M → 35K152+13#747#734
35K → 23M229+13#734#721
23M → 24M1117-6#721#727
24M → 40K623-17#727#744
40K → 25.2M131-30#744#774
25.2M → Finish348-45#774#819
TOTALS324294+30
📊

Passing Visuals

Category:
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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