Boston Marathon logo
BOSTON MARATHON 2025

Jason Endries

Bib: 3614•M

NC

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 5%
Gender (Male)
#0 / 16105
Top 9%
Division (M18-39)
#0 / 5642
Top 22%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:24
Rank: #2103
Start → 5K
19:24 | 6:15/mi
10K· 6.21 mi
38:22
Rank: #1750 (+353)
5K → 10K
18:58 | 6:06/mi
15K· 9.32 mi
57:26
Rank: #1659 (+91)
10K → 15K
19:04 | 6:08/mi
20K· 12.43 mi
1:16:30
Rank: #1553 (+106)
15K → 20K
19:04 | 6:08/mi
Half· 13.11 mi
1:20:36
Rank: #1529 (+24)
20K → Half
4:06 | 6:01/mi
25K· 15.53 mi
1:35:24
Rank: #1437 (+92)
Half → 25K
14:48 | 6:06/mi
30K· 18.64 mi
1:55:08
Rank: #1390 (+47)
25K → 30K
19:44 | 6:21/mi
20M
2:03:56
Rank: #1378 (+12)
30K → 20M
8:48 | 6:29/mi
21M
2:10:50
Rank: #1373 (+5)
20M → 21M
6:54 | 6:54/mi
35K· 21.75 mi
2:15:32
Rank: #1360 (+13)
21M → 35K
4:42 | 6:17/mi
23M
2:24:07
Rank: #1405 (-45)
35K → 23M
8:35 | 6:51/mi
24M
2:30:43
Rank: #1424 (-19)
23M → 24M
6:36 | 6:36/mi
40K· 24.85 mi
2:36:35
Rank: #1455 (-31)
24M → 40K
5:52 | 6:52/mi
25.2M
2:39:11
Rank: #1477 (-22)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:46:04
Rank: #1537 (-60)
25.2M → Finish
6:53 | 6:45/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
Time1:20:36
Pace6:09 /mi
2nd Half
Distance13.11 mi
Time1:25:28
Pace6:31 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1019:246:1519:24
6:15
-
10K
6.21 mi10:41:0838:226:1018:58
6:06
-0:09
15K
9.32 mi11:00:1257:266:1019:04
6:08
+0:02
20K
12.43 mi11:19:161:16:306:0919:04
6:08
0:00
Half
13.11 mi11:23:221:20:366:094:06
6:01
-0:07
25K
15.53 mi11:38:101:35:246:0814:48
6:06
+0:05
30K
18.64 mi11:57:541:55:086:1119:44
6:21
+0:15
20M
20.00 mi12:06:422:03:566:128:48
6:29
+0:08
21M
21.00 mi12:13:362:10:506:146:54
6:54
+0:25
35K
21.75 mi12:18:182:15:326:144:42
6:17
-0:37
23M
23.00 mi12:26:532:24:076:168:35
6:51
+0:34
24M
24.00 mi12:33:292:30:436:176:36
6:36
-0:15
40K
24.85 mi12:39:212:36:356:185:52
6:52
+0:16
25.2M
25.20 mi12:41:572:39:116:192:36
7:32
+0:40
Finish
26.22 mi12:48:502:46:046:206:53
6:45
-0:47

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

6:01 /mi

Average Pace

6:20 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:16:00

46% of race

Time at Steady Pace

52:38

32% of race

Time at Slower Pace

37:26

23% of race

Average Pace: 6:20 /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 mi10:22:1019:246:1519:24
6:15
#2103
10K
6.21 mi10:41:0838:226:1018:58
6:06
#1750
15K
9.32 mi11:00:1257:266:1019:04
6:08
#1659
20K
12.43 mi11:19:161:16:306:0919:04
6:08
#1553
Half
13.11 mi11:23:221:20:366:094:06
6:01
#1529
25K
15.53 mi11:38:101:35:246:0814:48
6:06
#1437
30K
18.64 mi11:57:541:55:086:1119:44
6:21
#1390
20M
20.00 mi12:06:422:03:566:128:48
6:29
#1378
21M
21.00 mi12:13:362:10:506:146:54
6:54
#1373
35K
21.75 mi12:18:182:15:326:144:42
6:17
#1360
23M
23.00 mi12:26:532:24:076:168:35
6:51
#1405
24M
24.00 mi12:33:292:30:436:176:36
6:36
#1424
40K
24.85 mi12:39:212:36:356:185:52
6:52
#1455
25.2M
25.20 mi12:41:572:39:116:192:36
7:32
#1477
Finish
26.22 mi12:48:502:46:046:206:53
6:45
#1537
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2103200520051550(Top 5%)1473(Top 9%)1473(Top 26%)
10K6.21 mi3.10 mi1750+3531663+3421663+3421485(Top 5%)1410(Top 9%)1410(Top 25%)
15K9.32 mi3.11 mi1659+911579+841579+841550(Top 5%)1473(Top 9%)1473(Top 26%)
20K12.43 mi3.11 mi1553+1061475+1041475+1041313(Top 5%)1243(Top 8%)1243(Top 22%)
Half13.11 mi0.68 mi1529+241453+221453+221199(Top 4%)1136(Top 7%)1136(Top 20%)
25K15.53 mi2.42 mi1437+921365+881365+881113(Top 4%)1049(Top 7%)1049(Top 19%)
30K18.64 mi3.11 mi1390+471314+511314+511377(Top 5%)1301(Top 8%)1301(Top 23%)
20M20.00 mi1.36 mi1378+121302+121302+121534(Top 5%)1449(Top 9%)1449(Top 26%)
21M21.00 mi1.00 mi1373+51295+71295+71866(Top 7%)1757(Top 11%)1757(Top 31%)
35K21.75 mi0.75 mi1360+131283+121283+121528(Top 5%)1438(Top 9%)1438(Top 25%)
23M23.00 mi1.25 mi1405-451327-441327-442956(Top 10%)2698(Top 17%)2698(Top 48%)
24M24.00 mi1.00 mi1424-191344-171344-172464(Top 9%)2268(Top 14%)2268(Top 40%)
40K24.85 mi0.85 mi1455-311374-301374-303120(Top 11%)2793(Top 17%)2793(Top 50%)
25.2M25.20 mi0.35 mi1477-221394-201394-203496(Top 12%)3040(Top 19%)3040(Top 54%)
Finish26.22 mi1.02 mi1537-601454-601454-604183(Top 15%)3560(Top 22%)3560(Top 63%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1550

Males

1473

M18-39

1473

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1485

Males

1410

M18-39

1410

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1550

Males

1473

M18-39

1473

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1313

Males

1243

M18-39

1243

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1199

Males

1136

M18-39

1136

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1113

Males

1049

M18-39

1049

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1377

Males

1301

M18-39

1301

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1534

Males

1449

M18-39

1449

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1866

Males

1757

M18-39

1757

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1528

Males

1438

M18-39

1438

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2956

Males

2698

M18-39

2698

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2464

Males

2268

M18-39

2268

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3120

Males

2793

M18-39

2793

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3496

Males

3040

M18-39

3040

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4183

Males

3560

M18-39

3560

Passing Analysis

Category:
Athletes Passed
947
Passed By
381
Net Change
+566
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2103
5K → 10K36613+353#2103#1750
10K → 15K11322+91#1750#1659
15K → 20K1104+106#1659#1553
20K → Half284+24#1553#1529
Half → 25K953+92#1529#1437
25K → 30K7831+47#1437#1390
30K → 20M3220+12#1390#1378
20M → 21M3227+5#1378#1373
21M → 35K2512+13#1373#1360
35K → 23M2368-45#1360#1405
23M → 24M2443-19#1405#1424
24M → 40K940-31#1424#1455
40K → 25.2M224-22#1455#1477
25.2M → Finish1070-60#1477#1537
TOTALS947381+566
📊

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