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BOSTON MARATHON 2025

Karel Meriste

Bib: 5091•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 11%
Division (M18-39)
#0 / 5642
Top 26%
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
6:27/mi
20:01
↑ 97↓ 3451.5%
10K· 6.21 mi
6:29/mi
40:11
↑ 79↓ 1380.4%
15K· 9.32 mi
6:31/mi
1:00:25
↑ 67↓ 78
20K· 12.43 mi
6:29/mi
1:20:33
↑ 106↓ 860.1%
Half· 13.11 mi
6:23/mi
1:24:54
↑ 19↓ 370.5%
25K· 15.53 mi
6:24/mi
1:40:25
↑ 66↓ 880.2%
30K· 18.64 mi
6:29/mi
2:00:34
↑ 181↓ 1480.2%
20M
6:26/mi
2:09:19
↑ 64↓ 500.2%
21M
6:44/mi
2:16:03
↑ 106↓ 241.6%
35K· 21.75 mi
6:05/mi
2:20:36
↑ 17↓ 861.7%
23M
6:11/mi
2:28:20
↑ 23↓ 630.6%
24M
5:55/mi
2:34:15
↓ 821.3%
40K· 24.85 mi
6:10/mi
2:39:31
↓ 200.3%
25.2M
6:46/mi
2:41:51
↑ 13↓ 160.2%
Finish· 26.22 mi
5:56/mi
2:47:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:24:54
Pace6:29 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:23:00
Pace6:20 /mi
📊Negative Split: 2.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:0320:016:2720:01
6:27
-
10K
6.21 mi10:44:1340:116:2820:10
6:29
+0:02
15K
9.32 mi11:04:271:00:256:2920:14
6:31
+0:02
20K
12.43 mi11:24:351:20:336:2920:08
6:29
-0:02
Half
13.11 mi11:28:561:24:546:294:21
6:23
-0:06
25K
15.53 mi11:44:271:40:256:2815:31
6:24
+0:01
30K
18.64 mi12:04:362:00:346:2820:09
6:29
+0:05
20M
20.00 mi12:13:212:09:196:288:45
6:26
-0:03
21M
21.00 mi12:20:052:16:036:296:44
6:44
+0:18
35K
21.75 mi12:24:382:20:366:284:33
6:05
-0:39
23M
23.00 mi12:32:222:28:206:277:44
6:11
+0:06
24M
24.00 mi12:38:172:34:156:265:55
5:55
-0:16
40K
24.85 mi12:43:332:39:316:255:16
6:10
+0:15
25.2M
25.20 mi12:45:532:41:516:252:20
6:46
+0:36
Finish
26.22 mi12:51:562:47:546:256:03
5:56
-0:50

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

5:55 /mi

Average Pace

6:25 /mi

Slowest Pace

6:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:36

83% of race

Time at Steady Pace

29:18

17% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:24 /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 mi10:24:0320:016:2720:01
6:27
#3418
10K
6.21 mi10:44:1340:116:2820:10
6:29
#3534
15K
9.32 mi11:04:271:00:256:2920:14
6:31
#3564
20K
12.43 mi11:24:351:20:336:2920:08
6:29
#3370
Half
13.11 mi11:28:561:24:546:294:21
6:23
#3342
25K
15.53 mi11:44:271:40:256:2815:31
6:24
#3154
30K
18.64 mi12:04:362:00:346:2820:09
6:29
#2837
20M
20.00 mi12:13:212:09:196:288:45
6:26
#2667
21M
21.00 mi12:20:052:16:036:296:44
6:44
#2539
35K
21.75 mi12:24:382:20:366:284:33
6:05
#2441
23M
23.00 mi12:32:222:28:206:277:44
6:11
#2257
24M
24.00 mi12:38:172:34:156:265:55
5:55
#2099
40K
24.85 mi12:43:332:39:316:255:16
6:10
#1993
25.2M
25.20 mi12:45:532:41:516:252:20
6:46
#1961
Finish
26.22 mi12:51:562:47:546:256:03
5:56
#1860
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3418324732473648(Top 13%)3446(Top 21%)3446(Top 61%)
10K6.21 mi3.10 mi3534-1163353-1063353-1063656(Top 13%)3455(Top 21%)3455(Top 61%)
15K9.32 mi3.11 mi3564-303378-253378-253648(Top 13%)3446(Top 21%)3446(Top 61%)
20K12.43 mi3.11 mi3370+1943199+1793199+1793015(Top 11%)2869(Top 18%)2869(Top 51%)
Half13.11 mi0.68 mi3342+283174+253174+252944(Top 10%)2811(Top 17%)2811(Top 50%)
25K15.53 mi2.42 mi3154+1883006+1683006+1682372(Top 8%)2257(Top 14%)2257(Top 40%)
30K18.64 mi3.11 mi2837+3172701+3052701+3051920(Top 7%)1829(Top 11%)1829(Top 32%)
20M20.00 mi1.36 mi2667+1702542+1592542+1591399(Top 5%)1324(Top 8%)1324(Top 23%)
21M21.00 mi1.00 mi2539+1282421+1212421+1211328(Top 5%)1257(Top 8%)1257(Top 22%)
35K21.75 mi0.75 mi2441+982329+922329+92934(Top 3%)879(Top 5%)879(Top 16%)
23M23.00 mi1.25 mi2257+1842149+1802149+180644(Top 2%)608(Top 4%)608(Top 11%)
24M24.00 mi1.00 mi2099+1581995+1541995+154438(Top 2%)409(Top 3%)409(Top 7%)
40K24.85 mi0.85 mi1993+1061891+1041891+104670(Top 2%)626(Top 4%)626(Top 11%)
25.2M25.20 mi0.35 mi1961+321859+321859+32932(Top 3%)865(Top 5%)865(Top 15%)
Finish26.22 mi1.02 mi1860+1011760+991760+99794(Top 3%)748(Top 5%)748(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21story building
+97ft-345ft

Overall

3648

Males

3446

M18-39

3446

5K→10K

3.1 - 6.2 mi

Top 13%
×5story building
+79ft-138ft

Overall

3656

Males

3455

M18-39

3455

10K→15K

6.2 - 9.3 mi

Top 13%
×3story building
+67ft-78ft

Overall

3648

Males

3446

M18-39

3446

15K→20K

9.3 - 12.4 mi

Top 11%
×5story building
+106ft-86ft

Overall

3015

Males

2869

M18-39

2869

20K→Half

12.4 - 13.1 mi

Top 10%
×2story building
+19ft-37ft

Overall

2944

Males

2811

M18-39

2811

Half→25K

13.1 - 15.5 mi

Top 8%
×4story building
+66ft-88ft

Overall

2372

Males

2257

M18-39

2257

25K→30K

15.5 - 18.6 mi

Top 7%
×9story building
+181ft-148ft

Overall

1920

Males

1829

M18-39

1829

30K→20M

18.6 - 20.0 mi

Top 5%
×5story building
+64ft-50ft

Overall

1399

Males

1324

M18-39

1324

20M→21M

20.0 - 21.0 mi

Top 5%
×8story building
+106ft-24ft

Overall

1328

Males

1257

M18-39

1257

21M→35K

21.0 - 21.8 mi

Top 3%
×7story building
+17ft-86ft

Overall

934

Males

879

M18-39

879

35K→23M

21.8 - 23.0 mi

Top 2%
×5story building
+23ft-63ft

Overall

644

Males

608

M18-39

608

23M→24M

23.0 - 24.0 mi

Top 2%
×6story building
+12ft-82ft

Overall

438

Males

409

M18-39

409

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

670

Males

626

M18-39

626

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

932

Males

865

M18-39

865

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2story building
+22ft-21ft

Overall

794

Males

748

M18-39

748

Passing Analysis

Category:
Athletes Passed
1917
Passed By
359
Net Change
+1558
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3418
5K → 10K79195-116#3418#3534
10K → 15K87117-30#3534#3564
15K → 20K21319+194#3564#3370
20K → Half368+28#3370#3342
Half → 25K1935+188#3342#3154
25K → 30K3269+317#3154#2837
30K → 20M1700+170#2837#2667
20M → 21M1291+128#2667#2539
21M → 35K980+98#2539#2441
35K → 23M1840+184#2441#2257
23M → 24M1580+158#2257#2099
24M → 40K1071+106#2099#1993
40K → 25.2M331+32#1993#1961
25.2M → Finish1043+101#1961#1860
TOTALS1917359+1558
📊

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