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BOSTON MARATHON 2025

Carlos Armenta Lopez

Bib: 923•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 1.0%
Division (M40-44)
#0 / 2247
Top 4%
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
6:05/mi
18:54
↑ 97↓ 3451.5%
10K· 6.21 mi
6:05/mi
37:47
↑ 79↓ 1380.4%
15K· 9.32 mi
6:06/mi
56:45
↑ 67↓ 78
20K· 12.43 mi
6:09/mi
1:15:51
↑ 106↓ 860.1%
Half· 13.11 mi
6:08/mi
1:20:02
↑ 19↓ 370.5%
25K· 15.53 mi
6:09/mi
1:34:56
↑ 66↓ 880.2%
30K· 18.64 mi
6:16/mi
1:54:25
↑ 181↓ 1480.2%
20M
6:11/mi
2:02:49
↑ 64↓ 500.2%
21M
6:32/mi
2:09:21
↑ 106↓ 241.6%
35K· 21.75 mi
5:45/mi
2:13:39
↑ 17↓ 861.7%
23M
5:56/mi
2:21:05
↑ 23↓ 630.6%
24M
5:45/mi
2:26:50
↓ 821.3%
40K· 24.85 mi
5:51/mi
2:31:50
↓ 200.3%
25.2M
6:31/mi
2:34:05
↑ 13↓ 160.2%
Finish· 26.22 mi
5:47/mi
2:39:59
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:20:02
Pace6:06 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:19:57
Pace6:06 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:1318:546:0518:54
6:05
-
10K
6.21 mi10:38:0637:476:0518:53
6:05
0:00
15K
9.32 mi10:57:0456:456:0518:58
6:06
+0:01
20K
12.43 mi11:16:101:15:516:0619:06
6:09
+0:03
Half
13.11 mi11:20:211:20:026:064:11
6:08
-0:01
25K
15.53 mi11:35:151:34:566:0714:54
6:09
+0:01
30K
18.64 mi11:54:441:54:256:0819:29
6:16
+0:07
20M
20.00 mi12:03:082:02:496:088:24
6:11
-0:05
21M
21.00 mi12:09:402:09:216:106:32
6:32
+0:21
35K
21.75 mi12:13:582:13:396:094:18
5:45
-0:47
23M
23.00 mi12:21:242:21:056:087:26
5:56
+0:11
24M
24.00 mi12:27:092:26:506:075:45
5:45
-0:11
40K
24.85 mi12:32:092:31:506:075:00
5:51
+0:06
25.2M
25.20 mi12:34:242:34:056:072:15
6:31
+0:40
Finish
26.22 mi12:40:182:39:596:065:54
5:47
-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

5:45 /mi

Average Pace

6:06 /mi

Slowest Pace

6:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:12

95% of race

Time at Steady Pace

8:47

5% of race

Time at Slower Pace

0:00

0% 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 mi10:19:1318:546:0518:54
6:05
#1350
10K
6.21 mi10:38:0637:476:0518:53
6:05
#1347
15K
9.32 mi10:57:0456:456:0518:58
6:06
#1351
20K
12.43 mi11:16:101:15:516:0619:06
6:09
#1334
Half
13.11 mi11:20:211:20:026:064:11
6:08
#1354
25K
15.53 mi11:35:151:34:566:0714:54
6:09
#1317
30K
18.64 mi11:54:441:54:256:0819:29
6:16
#1261
20M
20.00 mi12:03:082:02:496:088:24
6:11
#1190
21M
21.00 mi12:09:402:09:216:106:32
6:32
#1128
35K
21.75 mi12:13:582:13:396:094:18
5:45
#1070
23M
23.00 mi12:21:242:21:056:087:26
5:56
#959
24M
24.00 mi12:27:092:26:506:075:45
5:45
#910
40K
24.85 mi12:32:092:31:506:075:00
5:51
#844
25.2M
25.20 mi12:34:242:34:056:072:15
6:31
#832
Finish
26.22 mi12:40:182:39:596:065:54
5:47
#806
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1350128512851391(Top 5%)1323(Top 8%)1323(Top 59%)
10K6.21 mi3.10 mi1347+31280+51280+51386(Top 5%)1315(Top 8%)1315(Top 59%)
15K9.32 mi3.11 mi1351-41284-41284-41391(Top 5%)1323(Top 8%)1323(Top 59%)
20K12.43 mi3.11 mi1334+171265+191265+191343(Top 5%)1271(Top 8%)1271(Top 57%)
Half13.11 mi0.68 mi1354-201284-191284-191607(Top 6%)1526(Top 9%)1526(Top 68%)
25K15.53 mi2.42 mi1317+371246+381246+381254(Top 4%)1187(Top 7%)1187(Top 53%)
30K18.64 mi3.11 mi1261+561190+561190+561116(Top 4%)1050(Top 7%)1050(Top 47%)
20M20.00 mi1.36 mi1190+711123+671123+67680(Top 2%)640(Top 4%)640(Top 28%)
21M21.00 mi1.00 mi1128+621063+601063+60751(Top 3%)710(Top 4%)710(Top 32%)
35K21.75 mi0.75 mi1070+581007+561007+56331(Top 1%)309(Top 2%)309(Top 14%)
23M23.00 mi1.25 mi959+111902+105902+105278(Top 1.0%)259(Top 2%)259(Top 12%)
24M24.00 mi1.00 mi910+49853+49853+49238(Top 0.8%)218(Top 1%)218(Top 10%)
40K24.85 mi0.85 mi844+66789+64789+64236(Top 0.8%)216(Top 1%)216(Top 10%)
25.2M25.20 mi0.35 mi832+12778+11778+11488(Top 2%)453(Top 3%)453(Top 20%)
Finish26.22 mi1.02 mi806+26752+26752+26493(Top 2%)462(Top 3%)462(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21story building
+97ft-345ft

Overall

1391

Males

1323

M40-44

1323

5K→10K

3.1 - 6.2 mi

Top 5%
×5story building
+79ft-138ft

Overall

1386

Males

1315

M40-44

1315

10K→15K

6.2 - 9.3 mi

Top 5%
×3story building
+67ft-78ft

Overall

1391

Males

1323

M40-44

1323

15K→20K

9.3 - 12.4 mi

Top 5%
×5story building
+106ft-86ft

Overall

1343

Males

1271

M40-44

1271

20K→Half

12.4 - 13.1 mi

Top 6%
×2story building
+19ft-37ft

Overall

1607

Males

1526

M40-44

1526

Half→25K

13.1 - 15.5 mi

Top 4%
×4story building
+66ft-88ft

Overall

1254

Males

1187

M40-44

1187

25K→30K

15.5 - 18.6 mi

Top 4%
×9story building
+181ft-148ft

Overall

1116

Males

1050

M40-44

1050

30K→20M

18.6 - 20.0 mi

Top 2%
×5story building
+64ft-50ft

Overall

680

Males

640

M40-44

640

20M→21M

20.0 - 21.0 mi

Top 3%
×8story building
+106ft-24ft

Overall

751

Males

710

M40-44

710

21M→35K

21.0 - 21.8 mi

Top 1%
×7story building
+17ft-86ft

Overall

331

Males

309

M40-44

309

35K→23M

21.8 - 23.0 mi

Top 1.0%
×5story building
+23ft-63ft

Overall

278

Males

259

M40-44

259

23M→24M

23.0 - 24.0 mi

Top 0.8%
×6story building
+12ft-82ft

Overall

238

Males

218

M40-44

218

24M→40K

24.0 - 24.9 mi

Top 0.8%
×1story
+6ft-20ft

Overall

236

Males

216

M40-44

216

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

488

Males

453

M40-44

453

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2story building
+22ft-21ft

Overall

493

Males

462

M40-44

462

Passing Analysis

Category:
Athletes Passed
771
Passed By
227
Net Change
+544
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1350
5K → 10K6663+3#1350#1347
10K → 15K4145-4#1347#1351
15K → 20K5740+17#1351#1334
20K → Half525-20#1334#1354
Half → 25K5821+37#1354#1317
25K → 30K7721+56#1317#1261
30K → 20M754+71#1261#1190
20M → 21M642+62#1190#1128
21M → 35K580+58#1128#1070
35K → 23M1110+111#1070#959
23M → 24M501+49#959#910
24M → 40K660+66#910#844
40K → 25.2M153+12#844#832
25.2M → Finish282+26#832#806
TOTALS771227+544
📊

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