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BOSTON MARATHON 2025

Andrew Konz

Bib: 31125•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 38%
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
7:47/mi
24:11
↑ 97↓ 3451.5%
10K· 6.21 mi
7:37/mi
47:51
↑ 79↓ 1380.4%
15K· 9.32 mi
7:43/mi
1:11:51
↑ 67↓ 78
20K· 12.43 mi
7:50/mi
1:36:11
↑ 106↓ 860.1%
Half· 13.11 mi
7:14/mi
1:41:07
↑ 19↓ 370.5%
25K· 15.53 mi
7:37/mi
1:59:34
↑ 66↓ 880.2%
30K· 18.64 mi
7:44/mi
2:23:35
↑ 181↓ 1480.2%
20M
7:49/mi
2:34:13
↑ 64↓ 500.2%
21M
8:12/mi
2:42:25
↑ 106↓ 241.6%
35K· 21.75 mi
7:16/mi
2:47:51
↑ 17↓ 861.7%
23M
7:51/mi
2:57:41
↑ 23↓ 630.6%
24M
7:46/mi
3:05:27
↓ 821.3%
40K· 24.85 mi
7:43/mi
3:12:03
↓ 200.3%
25.2M
8:07/mi
3:14:51
↑ 13↓ 160.2%
Finish· 26.22 mi
7:33/mi
3:22:33
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:41:07
Pace7:43 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:41:26
Pace7:44 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:2324:117:4724:11
7:47
-
10K
6.21 mi12:10:0347:517:4223:40
7:37
-0:10
15K
9.32 mi12:34:031:11:517:4324:00
7:43
+0:06
20K
12.43 mi12:58:231:36:117:4424:20
7:50
+0:07
Half
13.11 mi13:03:191:41:077:434:56
7:14
-0:36
25K
15.53 mi13:21:461:59:347:4218:27
7:37
+0:23
30K
18.64 mi13:45:472:23:357:4224:01
7:44
+0:07
20M
20.00 mi13:56:252:34:137:4310:38
7:49
+0:05
21M
21.00 mi14:04:372:42:257:448:12
8:12
+0:23
35K
21.75 mi14:10:032:47:517:435:26
7:16
-0:56
23M
23.00 mi14:19:532:57:417:449:50
7:51
+0:35
24M
24.00 mi14:27:393:05:277:447:46
7:46
-0:05
40K
24.85 mi14:34:153:12:037:446:36
7:43
-0:03
25.2M
25.20 mi14:37:033:14:517:442:48
8:07
+0:24
Finish
26.22 mi14:44:453:22:337:447:42
7:33
-0:34

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

7:14 /mi

Average Pace

7:44 /mi

Slowest Pace

8:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:33

95% of race

Time at Steady Pace

11:00

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:44 /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 mi11:46:2324:117:4724:11
7:47
#14650
10K
6.21 mi12:10:0347:517:4223:40
7:37
#13908
15K
9.32 mi12:34:031:11:517:4324:00
7:43
#13823
20K
12.43 mi12:58:231:36:117:4424:20
7:50
#13709
Half
13.11 mi13:03:191:41:077:434:56
7:14
#13474
25K
15.53 mi13:21:461:59:347:4218:27
7:37
#13002
30K
18.64 mi13:45:472:23:357:4224:01
7:44
#12288
20M
20.00 mi13:56:252:34:137:4310:38
7:49
#12002
21M
21.00 mi14:04:372:42:257:448:12
8:12
#11758
35K
21.75 mi14:10:032:47:517:435:26
7:16
#11557
23M
23.00 mi14:19:532:57:417:449:50
7:51
#11345
24M
24.00 mi14:27:393:05:277:447:46
7:46
#11217
40K
24.85 mi14:34:153:12:037:446:36
7:43
#11068
25.2M
25.20 mi14:37:033:14:517:442:48
8:07
#10965
Finish
26.22 mi14:44:453:22:337:447:42
7:33
#10897
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi14650102871028713713(Top 48%)9816(Top 61%)9816(Top 174%)
10K6.21 mi3.10 mi13908+7429983+3049983+30413164(Top 46%)9656(Top 60%)9656(Top 171%)
15K9.32 mi3.11 mi13823+859917+669917+6613713(Top 48%)9816(Top 61%)9816(Top 174%)
20K12.43 mi3.11 mi13709+1149821+969821+9613512(Top 48%)9648(Top 60%)9648(Top 171%)
Half13.11 mi0.68 mi13474+2359718+1039718+1039356(Top 33%)7699(Top 48%)7699(Top 136%)
25K15.53 mi2.42 mi13002+4729490+2289490+22810834(Top 38%)8308(Top 52%)8308(Top 147%)
30K18.64 mi3.11 mi12288+7149105+3859105+3859405(Top 33%)7378(Top 46%)7378(Top 131%)
20M20.00 mi1.36 mi12002+2868935+1708935+1709193(Top 32%)7104(Top 44%)7104(Top 126%)
21M21.00 mi1.00 mi11758+2448791+1448791+1448587(Top 30%)6595(Top 41%)6595(Top 117%)
35K21.75 mi0.75 mi11557+2018661+1308661+1307000(Top 25%)5710(Top 35%)5710(Top 101%)
23M23.00 mi1.25 mi11345+2128514+1478514+1478959(Top 32%)6706(Top 42%)6706(Top 119%)
24M24.00 mi1.00 mi11217+1288419+958419+959556(Top 34%)6948(Top 43%)6948(Top 123%)
40K24.85 mi0.85 mi11068+1498312+1078312+1078219(Top 29%)6118(Top 38%)6118(Top 108%)
25.2M25.20 mi0.35 mi10965+1038244+688244+686613(Top 23%)5142(Top 32%)5142(Top 91%)
Finish26.22 mi1.02 mi10897+688179+658179+659588(Top 34%)6760(Top 42%)6760(Top 120%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21story building
+97ft-345ft

Overall

13713

Males

9816

M18-39

9816

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

13164

Males

9656

M18-39

9656

10K→15K

6.2 - 9.3 mi

Top 48%
×3story building
+67ft-78ft

Overall

13713

Males

9816

M18-39

9816

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

13512

Males

9648

M18-39

9648

20K→Half

12.4 - 13.1 mi

Top 33%
×2story building
+19ft-37ft

Overall

9356

Males

7699

M18-39

7699

Half→25K

13.1 - 15.5 mi

Top 38%
×4story building
+66ft-88ft

Overall

10834

Males

8308

M18-39

8308

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

9405

Males

7378

M18-39

7378

30K→20M

18.6 - 20.0 mi

Top 32%
×5story building
+64ft-50ft

Overall

9193

Males

7104

M18-39

7104

20M→21M

20.0 - 21.0 mi

Top 30%
×8story building
+106ft-24ft

Overall

8587

Males

6595

M18-39

6595

21M→35K

21.0 - 21.8 mi

Top 25%
×7story building
+17ft-86ft

Overall

7000

Males

5710

M18-39

5710

35K→23M

21.8 - 23.0 mi

Top 32%
×5story building
+23ft-63ft

Overall

8959

Males

6706

M18-39

6706

23M→24M

23.0 - 24.0 mi

Top 34%
×6story building
+12ft-82ft

Overall

9556

Males

6948

M18-39

6948

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

8219

Males

6118

M18-39

6118

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6613

Males

5142

M18-39

5142

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2story building
+22ft-21ft

Overall

9588

Males

6760

M18-39

6760

Passing Analysis

Category:
Athletes Passed
4229
Passed By
476
Net Change
+3753
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14650
5K → 10K80260+742#14650#13908
10K → 15K231146+85#13908#13823
15K → 20K257143+114#13823#13709
20K → Half2350+235#13709#13474
Half → 25K4764+472#13474#13002
25K → 30K7206+714#13002#12288
30K → 20M2959+286#12288#12002
20M → 21M25713+244#12002#11758
21M → 35K2021+201#11758#11557
35K → 23M23422+212#11557#11345
23M → 24M15224+128#11345#11217
24M → 40K16314+149#11217#11068
40K → 25.2M1074+103#11068#10965
25.2M → Finish9830+68#10965#10897
TOTALS4229476+3753
📊

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