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BOSTON MARATHON 2025

Renzo Bartra

Bib: 10956 M PE

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 36%
Gender (Male)
#0 / 16105
Top 49%
Masters (Masters Men)
#0 / 10463
Top 39%
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:03/mi
21:53
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:10/mi
44:09
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:18/mi
1:06:50
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:19/mi
1:29:34
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:14/mi
1:34:30
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:19/mi
1:52:15
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:46/mi
2:16:23
↑ 181↓ 1480.2%
138 ft elev
20M
8:07/mi
2:27:25
↑ 64↓ 500.2%
148 ft elev
21M
8:49/mi
2:36:14
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:00/mi
2:42:13
↑ 17↓ 861.7%
156 ft elev
23M
8:09/mi
2:52:25
↑ 23↓ 630.6%
116 ft elev
24M
8:26/mi
3:00:51
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:00/mi
3:08:33
↓ 200.3%
20 ft elev
25.2M
10:03/mi
3:12:01
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:34/mi
3:20:45
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:30
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:46:15
Pace8:06 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:4221:537:0321:53
7:03
-
10K
6.21 mi11:10:5844:097:0622:16
7:10
+0:07
15K
9.32 mi11:33:391:06:507:1022:41
7:18
+0:08
20K
12.43 mi11:56:231:29:347:1222:44
7:19
+0:01
Half
13.11 mi12:01:191:34:307:134:56
7:14
-0:05
25K
15.53 mi12:19:041:52:157:1417:45
7:19
+0:05
30K
18.64 mi12:43:122:16:237:1924:08
7:46
+0:27
20M
20.00 mi12:54:142:27:257:2211:02
8:07
+0:21
21M
21.00 mi13:03:032:36:147:268:49
8:49
+0:42
35K
21.75 mi13:09:022:42:137:285:59
8:00
-0:49
23M
23.00 mi13:19:142:52:257:3010:12
8:09
+0:09
24M
24.00 mi13:27:403:00:517:328:26
8:26
+0:17
40K
24.85 mi13:35:223:08:337:357:42
9:00
+0:34
25.2M
25.20 mi13:38:503:12:017:373:28
10:03
+1:03
Finish
26.22 mi13:47:343:20:457:408:44
8:34
-1:29

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

7:03 /mi

Average Pace

7:40 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:15

56% of race

Time at Steady Pace

51:21

26% of race

Time at Slower Pace

37:09

19% of race

Average Pace: 7:39 /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 mi10:48:4221:537:0321:53
7:03
#8154
10K
6.21 mi11:10:5844:097:0622:16
7:10
#8679
15K
9.32 mi11:33:391:06:507:1022:41
7:18
#9069
20K
12.43 mi11:56:231:29:347:1222:44
7:19
#9052
Half
13.11 mi12:01:191:34:307:134:56
7:14
#9067
25K
15.53 mi12:19:041:52:157:1417:45
7:19
#8913
30K
18.64 mi12:43:122:16:237:1924:08
7:46
#8981
20M
20.00 mi12:54:142:27:257:2211:02
8:07
#9161
21M
21.00 mi13:03:032:36:147:268:49
8:49
#9307
35K
21.75 mi13:09:022:42:137:285:59
8:00
#9396
23M
23.00 mi13:19:142:52:257:3010:12
8:09
#9467
24M
24.00 mi13:27:403:00:517:328:26
8:26
#9679
40K
24.85 mi13:35:223:08:337:357:42
9:00
#9958
25.2M
25.20 mi13:38:503:12:017:373:28
10:03
#10104
Finish
26.22 mi13:47:343:20:457:408:44
8:34
#10361
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi8154710171019992(Top 35%)8077(Top 50%)8077(Top 339%)
10K6.21 mi3.10 mi8679-5257410-3097410-3099208(Top 32%)7724(Top 48%)7724(Top 324%)
15K9.32 mi3.11 mi9069-3907621-2117621-2119992(Top 35%)8077(Top 50%)8077(Top 339%)
20K12.43 mi3.11 mi9052+177593+287593+289185(Top 32%)7557(Top 47%)7557(Top 317%)
Half13.11 mi0.68 mi9067-157601-87601-89345(Top 33%)7688(Top 48%)7688(Top 322%)
25K15.53 mi2.42 mi8913+1547484+1177484+1178518(Top 30%)7066(Top 44%)7066(Top 296%)
30K18.64 mi3.11 mi8981-687451+337451+339673(Top 34%)7519(Top 47%)7519(Top 315%)
20M20.00 mi1.36 mi9161-1807528-777528-7711217(Top 39%)8136(Top 51%)8136(Top 341%)
21M21.00 mi1.00 mi9307-1467569-417569-4112363(Top 44%)8536(Top 53%)8536(Top 358%)
35K21.75 mi0.75 mi9396-897598-297598-2912216(Top 43%)8421(Top 52%)8421(Top 353%)
23M23.00 mi1.25 mi9467-717604-67604-611011(Top 39%)7756(Top 48%)7756(Top 325%)
24M24.00 mi1.00 mi9679-2127675-717675-7114063(Top 50%)9162(Top 57%)9162(Top 384%)
40K24.85 mi0.85 mi9958-2797779-1047779-10416284(Top 57%)10033(Top 62%)10033(Top 420%)
25.2M25.20 mi0.35 mi10104-1467834-557834-5517188(Top 61%)10429(Top 65%)10429(Top 437%)
Finish26.22 mi1.02 mi10361-2577935-1017935-10116632(Top 59%)10206(Top 63%)10206(Top 428%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9992

Males

8077

M45-49

8077

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

9208

Males

7724

M45-49

7724

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9992

Males

8077

M45-49

8077

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

9185

Males

7557

M45-49

7557

20K→Half

12.4 - 13.1 mi

Top 33%
×2story building
+19ft-37ft

Overall

9345

Males

7688

M45-49

7688

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

8518

Males

7066

M45-49

7066

25K→30K

15.5 - 18.6 mi

Top 34%
×9story building
+181ft-148ft

Overall

9673

Males

7519

M45-49

7519

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

11217

Males

8136

M45-49

8136

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

12363

Males

8536

M45-49

8536

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

12216

Males

8421

M45-49

8421

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

11011

Males

7756

M45-49

7756

23M→24M

23.0 - 24.0 mi

Top 50%
×6story building
+12ft-82ft

Overall

14063

Males

9162

M45-49

9162

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

16284

Males

10033

M45-49

10033

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

17188

Males

10429

M45-49

10429

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

16632

Males

10206

M45-49

10206

Passing Analysis

Category:
Athletes Passed
1061
Passed By
3265
Net Change
-2207
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8154
5K → 10K55580-525#8154#8679
10K → 15K64454-390#8679#9069
15K → 20K172155+17#9069#9052
20K → Half2944-15#9052#9067
Half → 25K22874+154#9067#8913
25K → 30K194262-68#8913#8981
30K → 20M57237-180#8981#9161
20M → 21M56202-146#9161#9307
21M → 35K35124-89#9307#9396
35K → 23M88159-71#9396#9467
23M → 24M31243-212#9467#9679
24M → 40K23301-279#9679#9958
40K → 25.2M9153-146#9958#10104
25.2M → Finish20277-257#10104#10361
TOTALS10613265-2207
📊

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