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BOSTON MARATHON 2025

Nick Chouramanis

Bib: 2503•M

WA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 14%
Gender (Male)
#0 / 16105
Top 22%
Division (M18-39)
#0 / 5642
Top 47%
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
6:12/mi
19:15
↑ 97↓ 3451.5%
10K· 6.21 mi
6:11/mi
38:27
↑ 79↓ 1380.4%
15K· 9.32 mi
6:14/mi
57:48
↑ 67↓ 78
20K· 12.43 mi
6:20/mi
1:17:29
↑ 106↓ 860.1%
Half· 13.11 mi
6:12/mi
1:21:43
↑ 19↓ 370.5%
25K· 15.53 mi
6:31/mi
1:37:32
↑ 66↓ 880.2%
30K· 18.64 mi
7:02/mi
1:59:22
↑ 181↓ 1480.2%
20M
7:22/mi
2:09:22
↑ 64↓ 500.2%
21M
7:49/mi
2:17:11
↑ 106↓ 241.6%
35K· 21.75 mi
6:57/mi
2:22:23
↑ 17↓ 861.7%
23M
7:42/mi
2:32:01
↑ 23↓ 630.6%
24M
7:34/mi
2:39:35
↓ 821.3%
40K· 24.85 mi
8:07/mi
2:46:31
↓ 200.3%
25.2M
9:34/mi
2:49:49
↑ 13↓ 160.2%
Finish· 26.22 mi
7:30/mi
2:57:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:43
Pace6:14 /mi
2nd Half
Distance13.11 mi
Time1:35:45
Pace7:18 /mi
📊Positive Split: 17.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1219:156:1219:15
6:12
-
10K
6.21 mi10:39:2438:276:1119:12
6:11
-0:01
15K
9.32 mi10:58:4557:486:1219:21
6:14
+0:03
20K
12.43 mi11:18:261:17:296:1419:41
6:20
+0:06
Half
13.11 mi11:22:401:21:436:144:14
6:12
-0:08
25K
15.53 mi11:38:291:37:326:1715:49
6:31
+0:19
30K
18.64 mi12:00:191:59:226:2421:50
7:02
+0:31
20M
20.00 mi12:10:192:09:226:2810:00
7:22
+0:20
21M
21.00 mi12:18:082:17:116:327:49
7:49
+0:27
35K
21.75 mi12:23:202:22:236:335:12
6:57
-0:52
23M
23.00 mi12:32:582:32:016:379:38
7:42
+0:45
24M
24.00 mi12:40:322:39:356:397:34
7:34
-0:08
40K
24.85 mi12:47:282:46:316:426:56
8:07
+0:33
25.2M
25.20 mi12:50:462:49:496:443:18
9:34
+1:27
Finish
26.22 mi12:58:252:57:286:467:39
7:30
-2:04

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

6:11 /mi

Average Pace

6:46 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:32

55% of race

Time at Steady Pace

37:02

21% of race

Time at Slower Pace

42:54

24% of race

Average Pace: 6:46 /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 mi10:20:1219:156:1219:15
6:12
#1842
10K
6.21 mi10:39:2438:276:1119:12
6:11
#1811
15K
9.32 mi10:58:4557:486:1219:21
6:14
#1859
20K
12.43 mi11:18:261:17:296:1419:41
6:20
#1922
Half
13.11 mi11:22:401:21:436:144:14
6:12
#1919
25K
15.53 mi11:38:291:37:326:1715:49
6:31
#2081
30K
18.64 mi12:00:191:59:226:2421:50
7:02
#2468
20M
20.00 mi12:10:192:09:226:2810:00
7:22
#2677
21M
21.00 mi12:18:082:17:116:327:49
7:49
#2858
35K
21.75 mi12:23:202:22:236:335:12
6:57
#2883
23M
23.00 mi12:32:582:32:016:379:38
7:42
#3103
24M
24.00 mi12:40:322:39:356:397:34
7:34
#3275
40K
24.85 mi12:47:282:46:316:426:56
8:07
#3503
25.2M
25.20 mi12:50:462:49:496:443:18
9:34
#3690
Finish
26.22 mi12:58:252:57:286:467:39
7:30
#3879
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1842175017501975(Top 7%)1881(Top 12%)1881(Top 33%)
10K6.21 mi3.10 mi1811+311722+281722+281811(Top 6%)1720(Top 11%)1720(Top 30%)
15K9.32 mi3.11 mi1859-481770-481770-481975(Top 7%)1881(Top 12%)1881(Top 33%)
20K12.43 mi3.11 mi1922-631832-621832-622192(Top 8%)2091(Top 13%)2091(Top 37%)
Half13.11 mi0.68 mi1919+31830+21830+22013(Top 7%)1922(Top 12%)1922(Top 34%)
25K15.53 mi2.42 mi2081-1621984-1541984-1543010(Top 11%)2860(Top 18%)2860(Top 51%)
30K18.64 mi3.11 mi2468-3872355-3712355-3714848(Top 17%)4411(Top 27%)4411(Top 78%)
20M20.00 mi1.36 mi2677-2092551-1962551-1966098(Top 21%)5254(Top 33%)5254(Top 93%)
21M21.00 mi1.00 mi2858-1812719-1682719-1686242(Top 22%)5210(Top 32%)5210(Top 92%)
35K21.75 mi0.75 mi2883-252738-192738-194996(Top 18%)4363(Top 27%)4363(Top 77%)
23M23.00 mi1.25 mi3103-2202933-1952933-1957825(Top 28%)6047(Top 38%)6047(Top 107%)
24M24.00 mi1.00 mi3275-1723084-1513084-1518104(Top 29%)6162(Top 38%)6162(Top 109%)
40K24.85 mi0.85 mi3503-2283282-1983282-19810856(Top 38%)7466(Top 46%)7466(Top 132%)
25.2M25.20 mi0.35 mi3690-1873442-1603442-16014835(Top 52%)9293(Top 58%)9293(Top 165%)
Finish26.22 mi1.02 mi3879-1893589-1473589-1479178(Top 32%)6523(Top 41%)6523(Top 116%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21story building
+97ft-345ft

Overall

1975

Males

1881

M18-39

1881

5K→10K

3.1 - 6.2 mi

Top 6%
×5story building
+79ft-138ft

Overall

1811

Males

1720

M18-39

1720

10K→15K

6.2 - 9.3 mi

Top 7%
×3story building
+67ft-78ft

Overall

1975

Males

1881

M18-39

1881

15K→20K

9.3 - 12.4 mi

Top 8%
×5story building
+106ft-86ft

Overall

2192

Males

2091

M18-39

2091

20K→Half

12.4 - 13.1 mi

Top 7%
×2story building
+19ft-37ft

Overall

2013

Males

1922

M18-39

1922

Half→25K

13.1 - 15.5 mi

Top 11%
×4story building
+66ft-88ft

Overall

3010

Males

2860

M18-39

2860

25K→30K

15.5 - 18.6 mi

Top 17%
×9story building
+181ft-148ft

Overall

4848

Males

4411

M18-39

4411

30K→20M

18.6 - 20.0 mi

Top 21%
×5story building
+64ft-50ft

Overall

6098

Males

5254

M18-39

5254

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

6242

Males

5210

M18-39

5210

21M→35K

21.0 - 21.8 mi

Top 18%
×7story building
+17ft-86ft

Overall

4996

Males

4363

M18-39

4363

35K→23M

21.8 - 23.0 mi

Top 28%
×5story building
+23ft-63ft

Overall

7825

Males

6047

M18-39

6047

23M→24M

23.0 - 24.0 mi

Top 29%
×6story building
+12ft-82ft

Overall

8104

Males

6162

M18-39

6162

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10856

Males

7466

M18-39

7466

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

14835

Males

9293

M18-39

9293

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

9178

Males

6523

M18-39

6523

Passing Analysis

Category:
Athletes Passed
360
Passed By
2397
Net Change
-2037
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1842
5K → 10K10978+31#1842#1811
10K → 15K3280-48#1811#1859
15K → 20K47110-63#1859#1922
20K → Half129+3#1922#1919
Half → 25K21183-162#1919#2081
25K → 30K27414-387#2081#2468
30K → 20M13222-209#2468#2677
20M → 21M17198-181#2677#2858
21M → 35K2348-25#2858#2883
35K → 23M19239-220#2883#3103
23M → 24M12184-172#3103#3275
24M → 40K6234-228#3275#3503
40K → 25.2M3190-187#3503#3690
25.2M → Finish19208-189#3690#3879
TOTALS3602397-2037
📊

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