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BOSTON MARATHON 2025

Jacob Norris

Bib: 5313•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 13%
Gender (Male)
#0 / 16105
Top 22%
Division (M18-39)
#0 / 5642
Top 46%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:01
Rank: #1486
Start → 5K
19:01 | 6:07/mi
10K· 6.21 mi
38:34
Rank: #1908 (-422)
5K → 10K
19:33 | 6:18/mi
15K· 9.32 mi
58:27
Rank: #2206 (-298)
10K → 15K
19:53 | 6:24/mi
20K· 12.43 mi
1:18:49
Rank: #2506 (-300)
15K → 20K
20:22 | 6:33/mi
Half· 13.11 mi
1:23:16
Rank: #2572 (-66)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:39:31
Rank: #2781 (-209)
Half → 25K
16:15 | 6:42/mi
30K· 18.64 mi
2:01:03
Rank: #3001 (-220)
25K → 30K
21:32 | 6:56/mi
20M
2:10:42
Rank: #3071 (-70)
30K → 20M
9:39 | 7:06/mi
21M
2:18:09
Rank: #3111 (-40)
20M → 21M
7:27 | 7:27/mi
35K· 21.75 mi
2:23:32
Rank: #3194 (-83)
21M → 35K
5:23 | 7:12/mi
23M
2:33:01
Rank: #3364 (-170)
35K → 23M
9:29 | 7:34/mi
24M
2:40:23
Rank: #3480 (-116)
23M → 24M
7:22 | 7:22/mi
40K· 24.85 mi
2:46:54
Rank: #3629 (-149)
24M → 40K
6:31 | 7:37/mi
25.2M
2:49:46
Rank: #3674 (-45)
40K → 25.2M
2:52 | 8:19/mi
Finish· 26.22 mi
2:57:12
Rank: #3797 (-123)
25.2M → Finish
7:26 | 7:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:16
Pace6:21 /mi
2nd Half
Distance13.11 mi
Time1:33:56
Pace7:10 /mi
📊Positive Split: 12.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:4219:016:0719:01
6:07
-
10K
6.21 mi10:43:1538:346:1219:33
6:18
+0:11
15K
9.32 mi11:03:0858:276:1619:53
6:24
+0:06
20K
12.43 mi11:23:301:18:496:2120:22
6:33
+0:09
Half
13.11 mi11:27:571:23:166:214:27
6:31
-0:02
25K
15.53 mi11:44:121:39:316:2416:15
6:42
+0:11
30K
18.64 mi12:05:442:01:036:3021:32
6:56
+0:14
20M
20.00 mi12:15:232:10:426:329:39
7:06
+0:10
21M
21.00 mi12:22:502:18:096:357:27
7:27
+0:21
35K
21.75 mi12:28:132:23:326:365:23
7:12
-0:15
23M
23.00 mi12:37:422:33:016:399:29
7:34
+0:22
24M
24.00 mi12:45:042:40:236:417:22
7:22
-0:12
40K
24.85 mi12:51:352:46:546:436:31
7:37
+0:15
25.2M
25.20 mi12:54:272:49:466:442:52
8:19
+0:42
Finish
26.22 mi13:01:532:57:126:467:26
7:18
-1:01

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

6:07 /mi

Average Pace

6:46 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:31

56% of race

Time at Steady Pace

51:22

29% of race

Time at Slower Pace

26:19

15% of race

Average Pace: 6:45 /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 mi10:23:4219:016:0719:01
6:07
#1486
10K
6.21 mi10:43:1538:346:1219:33
6:18
#1908
15K
9.32 mi11:03:0858:276:1619:53
6:24
#2206
20K
12.43 mi11:23:301:18:496:2120:22
6:33
#2506
Half
13.11 mi11:27:571:23:166:214:27
6:31
#2572
25K
15.53 mi11:44:121:39:316:2416:15
6:42
#2781
30K
18.64 mi12:05:442:01:036:3021:32
6:56
#3001
20M
20.00 mi12:15:232:10:426:329:39
7:06
#3071
21M
21.00 mi12:22:502:18:096:357:27
7:27
#3111
35K
21.75 mi12:28:132:23:326:365:23
7:12
#3194
23M
23.00 mi12:37:422:33:016:399:29
7:34
#3364
24M
24.00 mi12:45:042:40:236:417:22
7:22
#3480
40K
24.85 mi12:51:352:46:546:436:31
7:37
#3629
25.2M
25.20 mi12:54:272:49:466:442:52
8:19
#3674
Finish
26.22 mi13:01:532:57:126:467:26
7:18
#3797
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1486141614162938(Top 10%)2802(Top 17%)2802(Top 50%)
10K6.21 mi3.10 mi1908-4221817-4011817-4012375(Top 8%)2272(Top 14%)2272(Top 40%)
15K9.32 mi3.11 mi2206-2982106-2892106-2892938(Top 10%)2802(Top 17%)2802(Top 50%)
20K12.43 mi3.11 mi2506-3002391-2852391-2853445(Top 12%)3263(Top 20%)3263(Top 58%)
Half13.11 mi0.68 mi2572-662456-652456-653793(Top 13%)3573(Top 22%)3573(Top 63%)
25K15.53 mi2.42 mi2781-2092652-1962652-1964135(Top 15%)3847(Top 24%)3847(Top 68%)
30K18.64 mi3.11 mi3001-2202859-2072859-2074265(Top 15%)3915(Top 24%)3915(Top 69%)
20M20.00 mi1.36 mi3071-702915-562915-564654(Top 16%)4213(Top 26%)4213(Top 75%)
21M21.00 mi1.00 mi3111-402946-312946-314322(Top 15%)3866(Top 24%)3866(Top 69%)
35K21.75 mi0.75 mi3194-833020-743020-746511(Top 23%)5377(Top 33%)5377(Top 95%)
23M23.00 mi1.25 mi3364-1703173-1533173-1537041(Top 25%)5594(Top 35%)5594(Top 99%)
24M24.00 mi1.00 mi3480-1163267-943267-946783(Top 24%)5382(Top 33%)5382(Top 95%)
40K24.85 mi0.85 mi3629-1493388-1213388-1217500(Top 26%)5705(Top 35%)5705(Top 101%)
25.2M25.20 mi0.35 mi3674-453428-403428-407593(Top 27%)5652(Top 35%)5652(Top 100%)
Finish26.22 mi1.02 mi3797-1233521-933521-937684(Top 27%)5713(Top 35%)5713(Top 101%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2938

Males

2802

M18-39

2802

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2375

Males

2272

M18-39

2272

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2938

Males

2802

M18-39

2802

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3445

Males

3263

M18-39

3263

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3793

Males

3573

M18-39

3573

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4135

Males

3847

M18-39

3847

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4265

Males

3915

M18-39

3915

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4654

Males

4213

M18-39

4213

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

4322

Males

3866

M18-39

3866

21M→35K

21.0 - 21.8 mi

Top 23%
×7stories
+17ft-86ft

Overall

6511

Males

5377

M18-39

5377

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

7041

Males

5594

M18-39

5594

23M→24M

23.0 - 24.0 mi

Top 24%
×6stories
+12ft-82ft

Overall

6783

Males

5382

M18-39

5382

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7500

Males

5705

M18-39

5705

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7593

Males

5652

M18-39

5652

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7684

Males

5713

M18-39

5713

Passing Analysis

Category:
Athletes Passed
310
Passed By
2621
Net Change
-2311
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1486
5K → 10K9431-422#1486#1908
10K → 15K17315-298#1908#2206
15K → 20K21321-300#2206#2506
20K → Half369-66#2506#2572
Half → 25K20229-209#2572#2781
25K → 30K60280-220#2781#3001
30K → 20M36106-70#3001#3071
20M → 21M2969-40#3071#3111
21M → 35K1699-83#3111#3194
35K → 23M32202-170#3194#3364
23M → 24M18134-116#3364#3480
24M → 40K14163-149#3480#3629
40K → 25.2M1156-45#3629#3674
25.2M → Finish24147-123#3674#3797
TOTALS3102621-2311
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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