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BOSTON MARATHON 2025

Mauricio Baiz

Bib: 3681•M

FL

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 6%
Division (M18-39)
#0 / 5642
Top 14%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:41
Rank: #1118
Start → 5K
6:01/mi
18:41 split
10K· 6.21 mi
37:42
Rank: #1291 (-173)
5K → 10K
6:07/mi
19:01 split
15K· 9.32 mi
56:39
Rank: #1307 (-16)
10K → 15K
6:06/mi
18:57 split
20K· 12.43 mi
1:15:48
Rank: #1319 (-12)
15K → 20K
6:10/mi
19:09 split
Half· 13.11 mi
1:19:56
Rank: #1328 (-9)
20K → Half
6:03/mi
4:08 split
25K· 15.53 mi
1:34:47
Rank: #1281 (+47)
Half → 25K
6:07/mi
14:51 split
30K· 18.64 mi
1:54:19
Rank: #1238 (+43)
25K → 30K
6:17/mi
19:32 split
20M
2:02:53
Rank: #1207 (+31)
30K → 20M
6:18/mi
8:34 split
21M
2:09:36
Rank: #1184 (+23)
20M → 21M
6:43/mi
6:43 split
35K· 21.75 mi
2:14:06
Rank: #1146 (+38)
21M → 35K
6:01/mi
4:30 split
23M
2:21:50
Rank: #1060 (+86)
35K → 23M
6:10/mi
7:44 split
24M
2:28:00
Rank: #1042 (+18)
23M → 24M
6:10/mi
6:10 split
40K· 24.85 mi
2:33:17
Rank: #1007 (+35)
24M → 40K
6:11/mi
5:17 split
25.2M
2:35:37
Rank: #1001 (+6)
40K → 25.2M
6:46/mi
2:20 split
Finish· 26.22 mi
2:41:49
Rank: #984 (+17)
25.2M → Finish
6:05/mi
6:12 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:56
Pace6:06 /mi
2nd Half
Distance13.11 mi
Time1:21:53
Pace6:15 /mi
📊Positive Split: 2.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3918:416:0118:41
6:01
-
10K
6.21 mi10:40:4037:426:0419:01
6:07
+0:06
15K
9.32 mi10:59:3756:396:0518:57
6:06
-0:01
20K
12.43 mi11:18:461:15:486:0619:09
6:10
+0:04
Half
13.11 mi11:22:541:19:566:064:08
6:03
-0:07
25K
15.53 mi11:37:451:34:476:0614:51
6:07
+0:04
30K
18.64 mi11:57:171:54:196:0819:32
6:17
+0:10
20M
20.00 mi12:05:512:02:536:098:34
6:18
+0:01
21M
21.00 mi12:12:342:09:366:106:43
6:43
+0:25
35K
21.75 mi12:17:042:14:066:104:30
6:01
-0:42
23M
23.00 mi12:24:482:21:506:107:44
6:10
+0:09
24M
24.00 mi12:30:582:28:006:106:10
6:10
0:00
40K
24.85 mi12:36:152:33:176:105:17
6:11
+0:01
25.2M
25.20 mi12:38:352:35:376:112:20
6:46
+0:35
Finish
26.22 mi12:44:472:41:496:116:12
6:05
-0:41

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

6:01 /mi

Average Pace

6:11 /mi

Slowest Pace

6:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:32:46

94% of race

Time at Steady Pace

9:03

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:10 /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 mi10:21:3918:416:0118:41
6:01
#1118
10K
6.21 mi10:40:4037:426:0419:01
6:07
#1291
15K
9.32 mi10:59:3756:396:0518:57
6:06
#1307
20K
12.43 mi11:18:461:15:486:0619:09
6:10
#1319
Half
13.11 mi11:22:541:19:566:064:08
6:03
#1328
25K
15.53 mi11:37:451:34:476:0614:51
6:07
#1281
30K
18.64 mi11:57:171:54:196:0819:32
6:17
#1238
20M
20.00 mi12:05:512:02:536:098:34
6:18
#1207
21M
21.00 mi12:12:342:09:366:106:43
6:43
#1184
35K
21.75 mi12:17:042:14:066:104:30
6:01
#1146
23M
23.00 mi12:24:482:21:506:107:44
6:10
#1060
24M
24.00 mi12:30:582:28:006:106:10
6:10
#1042
40K
24.85 mi12:36:152:33:176:105:17
6:11
#1007
25.2M
25.20 mi12:38:352:35:376:112:20
6:46
#1001
Finish
26.22 mi12:44:472:41:496:116:12
6:05
#984
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1118105910591360(Top 5%)1292(Top 8%)1292(Top 23%)
10K6.21 mi3.10 mi1291-1731228-1691228-1691541(Top 5%)1464(Top 9%)1464(Top 26%)
15K9.32 mi3.11 mi1307-161242-141242-141360(Top 5%)1292(Top 8%)1292(Top 23%)
20K12.43 mi3.11 mi1319-121250-81250-81417(Top 5%)1343(Top 8%)1343(Top 24%)
Half13.11 mi0.68 mi1328-91259-91259-91341(Top 5%)1273(Top 8%)1273(Top 23%)
25K15.53 mi2.42 mi1281+471211+481211+481172(Top 4%)1106(Top 7%)1106(Top 20%)
30K18.64 mi3.11 mi1238+431169+421169+421163(Top 4%)1097(Top 7%)1097(Top 19%)
20M20.00 mi1.36 mi1207+311139+301139+30971(Top 3%)916(Top 6%)916(Top 16%)
21M21.00 mi1.00 mi1184+231115+241115+241235(Top 4%)1165(Top 7%)1165(Top 21%)
35K21.75 mi0.75 mi1146+381079+361079+36764(Top 3%)715(Top 4%)715(Top 13%)
23M23.00 mi1.25 mi1060+86998+81998+81613(Top 2%)577(Top 4%)577(Top 10%)
24M24.00 mi1.00 mi1042+18981+17981+17953(Top 3%)895(Top 6%)895(Top 16%)
40K24.85 mi0.85 mi1007+35947+34947+34695(Top 2%)650(Top 4%)650(Top 12%)
25.2M25.20 mi0.35 mi1001+6942+5942+5879(Top 3%)812(Top 5%)812(Top 14%)
Finish26.22 mi1.02 mi984+17924+18924+181134(Top 4%)1060(Top 7%)1060(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21story building
+97ft-345ft

Overall

1360

Males

1292

M18-39

1292

5K→10K

3.1 - 6.2 mi

Top 5%
×5story building
+79ft-138ft

Overall

1541

Males

1464

M18-39

1464

10K→15K

6.2 - 9.3 mi

Top 5%
×3story building
+67ft-78ft

Overall

1360

Males

1292

M18-39

1292

15K→20K

9.3 - 12.4 mi

Top 5%
×5story building
+106ft-86ft

Overall

1417

Males

1343

M18-39

1343

20K→Half

12.4 - 13.1 mi

Top 5%
×2story building
+19ft-37ft

Overall

1341

Males

1273

M18-39

1273

Half→25K

13.1 - 15.5 mi

Top 4%
×4story building
+66ft-88ft

Overall

1172

Males

1106

M18-39

1106

25K→30K

15.5 - 18.6 mi

Top 4%
×9story building
+181ft-148ft

Overall

1163

Males

1097

M18-39

1097

30K→20M

18.6 - 20.0 mi

Top 3%
×5story building
+64ft-50ft

Overall

971

Males

916

M18-39

916

20M→21M

20.0 - 21.0 mi

Top 4%
×8story building
+106ft-24ft

Overall

1235

Males

1165

M18-39

1165

21M→35K

21.0 - 21.8 mi

Top 3%
×7story building
+17ft-86ft

Overall

764

Males

715

M18-39

715

35K→23M

21.8 - 23.0 mi

Top 2%
×5story building
+23ft-63ft

Overall

613

Males

577

M18-39

577

23M→24M

23.0 - 24.0 mi

Top 3%
×6story building
+12ft-82ft

Overall

953

Males

895

M18-39

895

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

695

Males

650

M18-39

650

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

879

Males

812

M18-39

812

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2story building
+22ft-21ft

Overall

1134

Males

1060

M18-39

1060

Passing Analysis

Category:
Athletes Passed
554
Passed By
420
Net Change
+134
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1118
5K → 10K15188-173#1118#1291
10K → 15K4056-16#1291#1307
15K → 20K4153-12#1307#1319
20K → Half514-9#1319#1328
Half → 25K6518+47#1328#1281
25K → 30K6825+43#1281#1238
30K → 20M4918+31#1238#1207
20M → 21M4017+23#1207#1184
21M → 35K435+38#1184#1146
35K → 23M915+86#1146#1060
23M → 24M246+18#1060#1042
24M → 40K361+35#1042#1007
40K → 25.2M137+6#1007#1001
25.2M → Finish247+17#1001#984
TOTALS554420+134
📊

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