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BOSTON MARATHON 2025

Justin Jones

Bib: 3505•M

NC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 8%
Gender (Male)
#0 / 16105
Top 14%
Division (M18-39)
#0 / 5642
Top 33%
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
6:15/mi
19:24
↑ 97↓ 3451.5%
10K· 6.21 mi
6:21/mi
39:07
↑ 79↓ 1380.4%
15K· 9.32 mi
6:18/mi
58:42
↑ 67↓ 78
20K· 12.43 mi
6:25/mi
1:18:38
↑ 106↓ 860.1%
Half· 13.11 mi
6:12/mi
1:22:52
↑ 19↓ 370.5%
25K· 15.53 mi
6:26/mi
1:38:27
↑ 66↓ 880.2%
30K· 18.64 mi
6:50/mi
1:59:41
↑ 181↓ 1480.2%
20M
6:49/mi
2:08:57
↑ 64↓ 500.2%
21M
7:14/mi
2:16:11
↑ 106↓ 241.6%
35K· 21.75 mi
6:22/mi
2:20:57
↑ 17↓ 861.7%
23M
6:41/mi
2:29:19
↑ 23↓ 630.6%
24M
6:32/mi
2:35:51
↓ 821.3%
40K· 24.85 mi
6:40/mi
2:41:33
↓ 200.3%
25.2M
7:09/mi
2:44:01
↑ 13↓ 160.2%
Finish· 26.22 mi
6:33/mi
2:50:41
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:52
Pace6:19 /mi
2nd Half
Distance13.11 mi
Time1:27:49
Pace6:42 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:44:4419:246:1519:24
6:15
-
10K
6.21 mi11:04:2739:076:1819:43
6:21
+0:06
15K
9.32 mi11:24:0258:426:1819:35
6:18
-0:03
20K
12.43 mi11:43:581:18:386:2019:56
6:25
+0:07
Half
13.11 mi11:48:121:22:526:194:14
6:12
-0:13
25K
15.53 mi12:03:471:38:276:2015:35
6:26
+0:14
30K
18.64 mi12:25:011:59:416:2521:14
6:50
+0:24
20M
20.00 mi12:34:172:08:576:279:16
6:49
-0:01
21M
21.00 mi12:41:312:16:116:297:14
7:14
+0:25
35K
21.75 mi12:46:172:20:576:294:46
6:22
-0:52
23M
23.00 mi12:54:392:29:196:308:22
6:41
+0:19
24M
24.00 mi13:01:112:35:516:306:32
6:32
-0:09
40K
24.85 mi13:06:532:41:336:305:42
6:40
+0:08
25.2M
25.20 mi13:09:212:44:016:312:28
7:09
+0:29
Finish
26.22 mi13:16:012:50:416:316:40
6:33
-0:36

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

6:12 /mi

Average Pace

6:31 /mi

Slowest Pace

7:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:45

82% of race

Time at Steady Pace

30:56

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:31 /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 mi10:44:4419:246:1519:24
6:15
#2120
10K
6.21 mi11:04:2739:076:1819:43
6:21
#2386
15K
9.32 mi11:24:0258:426:1819:35
6:18
#2364
20K
12.43 mi11:43:581:18:386:2019:56
6:25
#2416
Half
13.11 mi11:48:121:22:526:194:14
6:12
#2384
25K
15.53 mi12:03:471:38:276:2015:35
6:26
#2388
30K
18.64 mi12:25:011:59:416:2521:14
6:50
#2561
20M
20.00 mi12:34:172:08:576:279:16
6:49
#2560
21M
21.00 mi12:41:312:16:116:297:14
7:14
#2579
35K
21.75 mi12:46:172:20:576:294:46
6:22
#2533
23M
23.00 mi12:54:392:29:196:308:22
6:41
#2482
24M
24.00 mi13:01:112:35:516:306:32
6:32
#2429
40K
24.85 mi13:06:532:41:336:305:42
6:40
#2406
25.2M
25.20 mi13:09:212:44:016:312:28
7:09
#2391
Finish
26.22 mi13:16:012:50:416:316:40
6:33
#2389
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2120202220222353(Top 8%)2245(Top 14%)2245(Top 40%)
10K6.21 mi3.10 mi2386-2662276-2542276-2542723(Top 10%)2594(Top 16%)2594(Top 46%)
15K9.32 mi3.11 mi2364+222259+172259+172353(Top 8%)2245(Top 14%)2245(Top 40%)
20K12.43 mi3.11 mi2416-522306-472306-472617(Top 9%)2494(Top 15%)2494(Top 44%)
Half13.11 mi0.68 mi2384+322274+322274+322047(Top 7%)1956(Top 12%)1956(Top 35%)
25K15.53 mi2.42 mi2388-42278-42278-42499(Top 9%)2377(Top 15%)2377(Top 42%)
30K18.64 mi3.11 mi2561-1732447-1692447-1693658(Top 13%)3388(Top 21%)3388(Top 60%)
20M20.00 mi1.36 mi2560+12444+32444+33045(Top 11%)2835(Top 18%)2835(Top 50%)
21M21.00 mi1.00 mi2579-192458-142458-143287(Top 12%)3025(Top 19%)3025(Top 54%)
35K21.75 mi0.75 mi2533+462412+462412+461927(Top 7%)1811(Top 11%)1811(Top 32%)
23M23.00 mi1.25 mi2482+512363+492363+492182(Top 8%)2039(Top 13%)2039(Top 36%)
24M24.00 mi1.00 mi2429+532311+522311+522199(Top 8%)2039(Top 13%)2039(Top 36%)
40K24.85 mi0.85 mi2406+232284+272284+272247(Top 8%)2062(Top 13%)2062(Top 37%)
25.2M25.20 mi0.35 mi2391+152268+162268+162000(Top 7%)1813(Top 11%)1813(Top 32%)
Finish26.22 mi1.02 mi2389+22264+42264+43029(Top 11%)2697(Top 17%)2697(Top 48%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21story building
+97ft-345ft

Overall

2353

Males

2245

M18-39

2245

5K→10K

3.1 - 6.2 mi

Top 10%
×5story building
+79ft-138ft

Overall

2723

Males

2594

M18-39

2594

10K→15K

6.2 - 9.3 mi

Top 8%
×3story building
+67ft-78ft

Overall

2353

Males

2245

M18-39

2245

15K→20K

9.3 - 12.4 mi

Top 9%
×5story building
+106ft-86ft

Overall

2617

Males

2494

M18-39

2494

20K→Half

12.4 - 13.1 mi

Top 7%
×2story building
+19ft-37ft

Overall

2047

Males

1956

M18-39

1956

Half→25K

13.1 - 15.5 mi

Top 9%
×4story building
+66ft-88ft

Overall

2499

Males

2377

M18-39

2377

25K→30K

15.5 - 18.6 mi

Top 13%
×9story building
+181ft-148ft

Overall

3658

Males

3388

M18-39

3388

30K→20M

18.6 - 20.0 mi

Top 11%
×5story building
+64ft-50ft

Overall

3045

Males

2835

M18-39

2835

20M→21M

20.0 - 21.0 mi

Top 12%
×8story building
+106ft-24ft

Overall

3287

Males

3025

M18-39

3025

21M→35K

21.0 - 21.8 mi

Top 7%
×7story building
+17ft-86ft

Overall

1927

Males

1811

M18-39

1811

35K→23M

21.8 - 23.0 mi

Top 8%
×5story building
+23ft-63ft

Overall

2182

Males

2039

M18-39

2039

23M→24M

23.0 - 24.0 mi

Top 8%
×6story building
+12ft-82ft

Overall

2199

Males

2039

M18-39

2039

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2247

Males

2062

M18-39

2062

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

2000

Males

1813

M18-39

1813

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

3029

Males

2697

M18-39

2697

Passing Analysis

Category:
Athletes Passed
697
Passed By
966
Net Change
-269
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2120
5K → 10K27293-266#2120#2386
10K → 15K9876+22#2386#2364
15K → 20K50102-52#2364#2416
20K → Half342+32#2416#2384
Half → 25K5256-4#2384#2388
25K → 30K42215-173#2388#2561
30K → 20M5453+1#2561#2560
20M → 21M4059-19#2560#2579
21M → 35K559+46#2579#2533
35K → 23M7625+51#2533#2482
23M → 24M6512+53#2482#2429
24M → 40K4926+23#2429#2406
40K → 25.2M227+15#2406#2391
25.2M → Finish3331+2#2391#2389
TOTALS697966-269
📊

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