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BOSTON MARATHON 2025

Hieronim Brania

Bib: 18722•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
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
8:08/mi
25:15
↑ 97↓ 3451.5%
10K· 6.21 mi
8:18/mi
51:01
↑ 79↓ 1380.4%
15K· 9.32 mi
8:13/mi
1:16:34
↑ 67↓ 78
20K· 12.43 mi
8:21/mi
1:42:31
↑ 106↓ 860.1%
Half· 13.11 mi
8:11/mi
1:48:06
↑ 19↓ 370.5%
25K· 15.53 mi
8:20/mi
2:08:19
↑ 66↓ 880.2%
30K· 18.64 mi
8:32/mi
2:34:51
↑ 181↓ 1480.2%
20M
8:34/mi
2:46:29
↑ 64↓ 500.2%
21M
9:06/mi
2:55:35
↑ 106↓ 241.6%
35K· 21.75 mi
8:15/mi
3:01:45
↑ 17↓ 861.7%
23M
8:22/mi
3:12:14
↑ 23↓ 630.6%
24M
8:08/mi
3:20:22
↓ 821.3%
40K· 24.85 mi
8:19/mi
3:27:29
↓ 200.3%
25.2M
8:56/mi
3:30:34
↑ 13↓ 160.2%
Finish· 26.22 mi
7:52/mi
3:38:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:06
Pace8:15 /mi
2nd Half
Distance13.11 mi
Time1:50:29
Pace8:26 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:2125:158:0825:15
8:08
-
10K
6.21 mi11:46:0751:018:1325:46
8:18
+0:10
15K
9.32 mi12:11:401:16:348:1325:33
8:13
-0:05
20K
12.43 mi12:37:371:42:318:1525:57
8:21
+0:08
Half
13.11 mi12:43:121:48:068:155:35
8:11
-0:10
25K
15.53 mi13:03:252:08:198:1620:13
8:20
+0:09
30K
18.64 mi13:29:572:34:518:1826:32
8:32
+0:12
20M
20.00 mi13:41:352:46:298:1911:38
8:34
+0:02
21M
21.00 mi13:50:412:55:358:229:06
9:06
+0:32
35K
21.75 mi13:56:513:01:458:216:10
8:15
-0:51
23M
23.00 mi14:07:203:12:148:2110:29
8:22
+0:07
24M
24.00 mi14:15:283:20:228:218:08
8:08
-0:14
40K
24.85 mi14:22:353:27:298:217:07
8:19
+0:11
25.2M
25.20 mi14:25:403:30:348:213:05
8:56
+0:37
Finish
26.22 mi14:33:413:38:358:218:01
7:52
-1:04

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

7:52 /mi

Average Pace

8:21 /mi

Slowest Pace

9:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:26:24

94% of race

Time at Steady Pace

12:11

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:20 /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 mi11:20:2125:158:0825:15
8:08
#17539
10K
6.21 mi11:46:0751:018:1325:46
8:18
#18043
15K
9.32 mi12:11:401:16:348:1325:33
8:13
#17846
20K
12.43 mi12:37:371:42:318:1525:57
8:21
#17676
Half
13.11 mi12:43:121:48:068:155:35
8:11
#17641
25K
15.53 mi13:03:252:08:198:1620:13
8:20
#17345
30K
18.64 mi13:29:572:34:518:1826:32
8:32
#16871
20M
20.00 mi13:41:352:46:298:1911:38
8:34
#16660
21M
21.00 mi13:50:412:55:358:229:06
9:06
#16453
35K
21.75 mi13:56:513:01:458:216:10
8:15
#16330
23M
23.00 mi14:07:203:12:148:2110:29
8:22
#16067
24M
24.00 mi14:15:283:20:228:218:08
8:08
#15894
40K
24.85 mi14:22:353:27:298:217:07
8:19
#15722
25.2M
25.20 mi14:25:403:30:348:213:05
8:56
#15656
Finish
26.22 mi14:33:413:38:358:218:01
7:52
#15509
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi17539114321143217533(Top 62%)11444(Top 71%)11444(Top 694%)
10K6.21 mi3.10 mi18043-50411633-20111633-20118492(Top 65%)11840(Top 74%)11840(Top 718%)
15K9.32 mi3.11 mi17846+19711557+7611557+7617533(Top 62%)11444(Top 71%)11444(Top 694%)
20K12.43 mi3.11 mi17676+17011481+7611481+7617232(Top 61%)11277(Top 70%)11277(Top 684%)
Half13.11 mi0.68 mi17641+3511470+1111470+1117121(Top 60%)11222(Top 70%)11222(Top 681%)
25K15.53 mi2.42 mi17345+29611329+14111329+14116153(Top 57%)10706(Top 66%)10706(Top 650%)
30K18.64 mi3.11 mi16871+47411083+24611083+24615001(Top 53%)10054(Top 62%)10054(Top 610%)
20M20.00 mi1.36 mi16660+21110974+10910974+10914161(Top 50%)9532(Top 59%)9532(Top 578%)
21M21.00 mi1.00 mi16453+20710847+12710847+12714083(Top 50%)9372(Top 58%)9372(Top 569%)
35K21.75 mi0.75 mi16330+12310784+6310784+6313885(Top 49%)9236(Top 57%)9236(Top 560%)
23M23.00 mi1.25 mi16067+26310629+15510629+15512501(Top 44%)8479(Top 53%)8479(Top 515%)
24M24.00 mi1.00 mi15894+17310533+9610533+9612139(Top 43%)8245(Top 51%)8245(Top 500%)
40K24.85 mi0.85 mi15722+17210437+9610437+9612288(Top 43%)8195(Top 51%)8195(Top 497%)
25.2M25.20 mi0.35 mi15656+6610390+4710390+4711464(Top 40%)7724(Top 48%)7724(Top 469%)
Finish26.22 mi1.02 mi15509+14710310+8010310+8011931(Top 42%)8012(Top 50%)8012(Top 486%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

17533

Males

11444

M55-59

11444

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

18492

Males

11840

M55-59

11840

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

17533

Males

11444

M55-59

11444

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

17232

Males

11277

M55-59

11277

20K→Half

12.4 - 13.1 mi

Top 60%
×2story building
+19ft-37ft

Overall

17121

Males

11222

M55-59

11222

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

16153

Males

10706

M55-59

10706

25K→30K

15.5 - 18.6 mi

Top 53%
×9story building
+181ft-148ft

Overall

15001

Males

10054

M55-59

10054

30K→20M

18.6 - 20.0 mi

Top 50%
×5story building
+64ft-50ft

Overall

14161

Males

9532

M55-59

9532

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

14083

Males

9372

M55-59

9372

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

13885

Males

9236

M55-59

9236

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

12501

Males

8479

M55-59

8479

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

12139

Males

8245

M55-59

8245

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12288

Males

8195

M55-59

8195

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

11464

Males

7724

M55-59

7724

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

11931

Males

8012

M55-59

8012

Passing Analysis

Category:
Athletes Passed
3013
Passed By
983
Net Change
+2030
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17539
5K → 10K117621-504#17539#18043
10K → 15K302105+197#18043#17846
15K → 20K275105+170#17846#17676
20K → Half5318+35#17676#17641
Half → 25K32832+296#17641#17345
25K → 30K50329+474#17345#16871
30K → 20M22716+211#16871#16660
20M → 21M22316+207#16660#16453
21M → 35K1329+123#16453#16330
35K → 23M2696+263#16330#16067
23M → 24M1807+173#16067#15894
24M → 40K1786+172#15894#15722
40K → 25.2M715+66#15722#15656
25.2M → Finish1558+147#15656#15509
TOTALS3013983+2030
📊

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