Boston Marathon logo
BOSTON MARATHON 2025

Johnathan Speers

Bib: 1951•M

UT

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 17%
Gender (Male)
#0 / 16105
Top 27%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:36
Rank: #7433
Start → 5K
21:36 | 6:57/mi
10K· 6.21 mi
42:15
Rank: #6279 (+1154)
5K → 10K
20:39 | 6:39/mi
15K· 9.32 mi
1:02:28
Rank: #5274 (+1005)
10K → 15K
20:13 | 6:30/mi
20K· 12.43 mi
1:22:26
Rank: #4424 (+850)
15K → 20K
19:58 | 6:26/mi
Half· 13.11 mi
1:26:29
Rank: #4141 (+283)
20K → Half
4:03 | 5:56/mi
25K· 15.53 mi
1:42:26
Rank: #3954 (+187)
Half → 25K
15:57 | 6:35/mi
30K· 18.64 mi
2:03:32
Rank: #3804 (+150)
25K → 30K
21:06 | 6:47/mi
20M
2:13:17
Rank: #3865 (-61)
30K → 20M
9:45 | 7:10/mi
21M
2:20:53
Rank: #3909 (-44)
20M → 21M
7:36 | 7:36/mi
35K· 21.75 mi
2:26:08
Rank: #3939 (-30)
21M → 35K
5:15 | 7:01/mi
23M
2:35:27
Rank: #4088 (-149)
35K → 23M
9:19 | 7:26/mi
24M
2:42:53
Rank: #4201 (-113)
23M → 24M
7:26 | 7:26/mi
40K· 24.85 mi
2:49:39
Rank: #4425 (-224)
24M → 40K
6:46 | 7:55/mi
25.2M
2:52:49
Rank: #4595 (-170)
40K → 25.2M
3:10 | 9:11/mi
Finish· 26.22 mi
3:00:19
Rank: #4749 (-154)
25.2M → Finish
7:30 | 7:22/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:29
Pace6:36 /mi
2nd Half
Distance13.11 mi
Time1:33:50
Pace7:09 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1921:366:5721:36
6:57
-
10K
6.21 mi10:42:5842:156:4820:39
6:39
-0:18
15K
9.32 mi11:03:111:02:286:4220:13
6:30
-0:09
20K
12.43 mi11:23:091:22:266:3819:58
6:26
-0:04
Half
13.11 mi11:27:121:26:296:364:03
5:56
-0:30
25K
15.53 mi11:43:091:42:266:3615:57
6:35
+0:39
30K
18.64 mi12:04:152:03:326:3821:06
6:47
+0:12
20M
20.00 mi12:14:002:13:176:409:45
7:10
+0:23
21M
21.00 mi12:21:362:20:536:437:36
7:36
+0:26
35K
21.75 mi12:26:512:26:086:435:15
7:01
-0:35
23M
23.00 mi12:36:102:35:276:469:19
7:26
+0:25
24M
24.00 mi12:43:362:42:536:477:26
7:26
0:00
40K
24.85 mi12:50:222:49:396:506:46
7:55
+0:29
25.2M
25.20 mi12:53:322:52:496:513:10
9:11
+1:16
Finish
26.22 mi13:01:023:00:196:537:30
7:22
-1:49

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

5:56 /mi

Average Pace

6:53 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:00:11

33% of race

Time at Steady Pace

1:25:51

48% of race

Time at Slower Pace

34:17

19% of race

Average Pace: 6:53 /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 mi10:22:1921:366:5721:36
6:57
#7433
10K
6.21 mi10:42:5842:156:4820:39
6:39
#6279
15K
9.32 mi11:03:111:02:286:4220:13
6:30
#5274
20K
12.43 mi11:23:091:22:266:3819:58
6:26
#4424
Half
13.11 mi11:27:121:26:296:364:03
5:56
#4141
25K
15.53 mi11:43:091:42:266:3615:57
6:35
#3954
30K
18.64 mi12:04:152:03:326:3821:06
6:47
#3804
20M
20.00 mi12:14:002:13:176:409:45
7:10
#3865
21M
21.00 mi12:21:362:20:536:437:36
7:36
#3909
35K
21.75 mi12:26:512:26:086:435:15
7:01
#3939
23M
23.00 mi12:36:102:35:276:469:19
7:26
#4088
24M
24.00 mi12:43:362:42:536:477:26
7:26
#4201
40K
24.85 mi12:50:222:49:396:506:46
7:55
#4425
25.2M
25.20 mi12:53:322:52:496:513:10
9:11
#4595
Finish
26.22 mi13:01:023:00:196:537:30
7:22
#4749
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi7433661666163609(Top 13%)3409(Top 21%)3409(Top 60%)
10K6.21 mi3.10 mi6279+11545745+8715745+8714833(Top 17%)4516(Top 28%)4516(Top 80%)
15K9.32 mi3.11 mi5274+10054893+8524893+8523609(Top 13%)3409(Top 21%)3409(Top 60%)
20K12.43 mi3.11 mi4424+8504150+7434150+7432670(Top 9%)2540(Top 16%)2540(Top 45%)
Half13.11 mi0.68 mi4141+2833896+2543896+254970(Top 3%)920(Top 6%)920(Top 16%)
25K15.53 mi2.42 mi3954+1873722+1743722+1743330(Top 12%)3149(Top 20%)3149(Top 56%)
30K18.64 mi3.11 mi3804+1503586+1363586+1363392(Top 12%)3164(Top 20%)3164(Top 56%)
20M20.00 mi1.36 mi3865-613633-473633-475046(Top 18%)4513(Top 28%)4513(Top 80%)
21M21.00 mi1.00 mi3909-443666-333666-335099(Top 18%)4445(Top 28%)4445(Top 79%)
35K21.75 mi0.75 mi3939-303687-213687-215408(Top 19%)4648(Top 29%)4648(Top 82%)
23M23.00 mi1.25 mi4088-1493803-1163803-1166256(Top 22%)5113(Top 32%)5113(Top 91%)
24M24.00 mi1.00 mi4201-1133889-863889-867202(Top 25%)5635(Top 35%)5635(Top 100%)
40K24.85 mi0.85 mi4425-2244075-1864075-1869505(Top 33%)6779(Top 42%)6779(Top 120%)
25.2M25.20 mi0.35 mi4595-1704219-1444219-14412704(Top 45%)8289(Top 51%)8289(Top 147%)
Finish26.22 mi1.02 mi4749-1544345-1264345-1268141(Top 29%)5974(Top 37%)5974(Top 106%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3609

Males

3409

M18-39

3409

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4833

Males

4516

M18-39

4516

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3609

Males

3409

M18-39

3409

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2670

Males

2540

M18-39

2540

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

970

Males

920

M18-39

920

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3330

Males

3149

M18-39

3149

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3392

Males

3164

M18-39

3164

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

5046

Males

4513

M18-39

4513

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

5099

Males

4445

M18-39

4445

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5408

Males

4648

M18-39

4648

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

6256

Males

5113

M18-39

5113

23M→24M

23.0 - 24.0 mi

Top 25%
×6stories
+12ft-82ft

Overall

7202

Males

5635

M18-39

5635

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

9505

Males

6779

M18-39

6779

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12704

Males

8289

M18-39

8289

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2stories
+22ft-21ft

Overall

8141

Males

5974

M18-39

5974

Passing Analysis

Category:
Athletes Passed
3891
Passed By
1207
Net Change
+2684
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7433
5K → 10K11562+1154#7433#6279
10K → 15K10050+1005#6279#5274
15K → 20K8500+850#5274#4424
20K → Half2830+283#4424#4141
Half → 25K19710+187#4141#3954
25K → 30K18838+150#3954#3804
30K → 20M44105-61#3804#3865
20M → 21M4589-44#3865#3909
21M → 35K3464-30#3909#3939
35K → 23M36185-149#3939#4088
23M → 24M29142-113#4088#4201
24M → 40K10234-224#4201#4425
40K → 25.2M5175-170#4425#4595
25.2M → Finish9163-154#4595#4749
TOTALS38911207+2684
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing