Boston Marathon logo
BOSTON MARATHON 2025

John Elder

IL

Bib: 19717 M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Race Day Weather
50°/40°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:31/mi
26:29
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:34/mi
53:06
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:29/mi
1:19:28
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:36/mi
1:46:12
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:32/mi
1:52:01
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:57/mi
2:13:42
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:16/mi
2:42:29
↑ 181↓ 1480.2%
138 ft elev
20M
9:25/mi
2:55:17
↑ 64↓ 500.2%
148 ft elev
21M
10:14/mi
3:05:31
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:03/mi
3:13:02
↑ 17↓ 861.7%
156 ft elev
23M
10:51/mi
3:26:37
↑ 23↓ 630.6%
116 ft elev
24M
10:45/mi
3:37:22
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:42/mi
3:46:31
↓ 200.3%
20 ft elev
25.2M
13:03/mi
3:51:01
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
13:36/mi
4:04:53
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:52:018:33 /mi⚡ faster
2nd Half
2:12:5210:08 /mi+18.6%
Positive split — 18.6% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:5326:298:3126:29
8:31
-
10K
6.21 mi11:45:3053:068:3326:37
8:34
+0:03
15K
9.32 mi12:11:521:19:288:3226:22
8:29
-0:05
20K
12.43 mi12:38:361:46:128:3326:44
8:36
+0:07
Half
13.11 mi12:44:251:52:018:335:49
8:32
-0:04
25K
15.53 mi13:06:062:13:428:3621:41
8:57
+0:25
30K
18.64 mi13:34:532:42:298:4328:47
9:16
+0:19
20M
20.00 mi13:47:412:55:178:4612:48
9:25
+0:09
21M
21.00 mi13:57:553:05:318:5010:14
10:14
+0:49
35K
21.75 mi14:05:263:13:028:537:31
10:03
-0:11
23M
23.00 mi14:19:013:26:378:5913:35
10:51
+0:48
24M
24.00 mi14:29:463:37:229:0310:45
10:45
-0:06
40K
24.85 mi14:38:553:46:319:079:09
10:42
-0:03
25.2M
25.20 mi14:43:253:51:019:104:30
13:03
+2:21
Finish
26.22 mi14:57:174:04:539:2113:52
13:36
+0:33

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

8:29 /mi

Average Pace

9:21 /mi

Slowest Pace

13:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

1:52:01

46% of race

Time at Steady Pace

1:10:47

29% of race

Time at Slower Pace

1:02:05

25% of race

Average Pace: 9:20 /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 mi11:18:5326:298:3126:29
8:31
#20024
10K
6.21 mi11:45:3053:068:3326:37
8:34
#20105
15K
9.32 mi12:11:521:19:288:3226:22
8:29
#19830
20K
12.43 mi12:38:361:46:128:3326:44
8:36
#19565
Half
13.11 mi12:44:251:52:018:335:49
8:32
#19554
25K
15.53 mi13:06:062:13:428:3621:41
8:57
#19554
30K
18.64 mi13:34:532:42:298:4328:47
9:16
#19408
20M
20.00 mi13:47:412:55:178:4612:48
9:25
#19371
21M
21.00 mi13:57:553:05:318:5010:14
10:14
#19354
35K
21.75 mi14:05:263:13:028:537:31
10:03
#19503
23M
23.00 mi14:19:013:26:378:5913:35
10:51
#19833
24M
24.00 mi14:29:463:37:229:0310:45
10:45
#20082
40K
24.85 mi14:38:553:46:319:079:09
10:42
#20242
25.2M
25.20 mi14:43:253:51:019:104:30
13:03
#20393
Finish
26.22 mi14:57:174:04:539:2113:52
13:36
#21034
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi200241245612456192411216512165
10K6.21 mi3.10 mi20105-8112515-5912515-59201761255912559
15K9.32 mi3.11 mi19830+27512409+10612409+106192411216512165
20K12.43 mi3.11 mi19565+26512286+12312286+123188711198411984
Half13.11 mi0.68 mi19554+1112275+1112275+11193541220812208
25K15.53 mi2.42 mi1955412272+312272+3196571226312263
30K18.64 mi3.11 mi19408+14612163+10912163+109189581181711817
20M20.00 mi1.36 mi19371+3712126+3712126+37188251160711607
21M21.00 mi1.00 mi19354+1712096+3012096+30191301168611686
35K21.75 mi0.75 mi19503-14912144-4812144-48220121291412914
23M23.00 mi1.25 mi19833-33012249-10512249-105228631327213272
24M24.00 mi1.00 mi20082-24912346-9712346-97234371352413524
40K24.85 mi0.85 mi20242-16012397-5112397-51224481295512955
25.2M25.20 mi0.35 mi20393-15112469-7212469-72250901428814288
Finish26.22 mi1.02 mi21034-64112737-26812737-268278991578715787

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21story building
+97ft-345ft

Overall

19241

Males

12165

M55-59

12165

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

20176

Males

12559

M55-59

12559

10K→15K

6.2 - 9.3 mi

Top 68%
×3story building
+67ft-78ft

Overall

19241

Males

12165

M55-59

12165

15K→20K

9.3 - 12.4 mi

Top 66%
×5story building
+106ft-86ft

Overall

18871

Males

11984

M55-59

11984

20K→Half

12.4 - 13.1 mi

Top 68%
×2story building
+19ft-37ft

Overall

19354

Males

12208

M55-59

12208

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

19657

Males

12263

M55-59

12263

25K→30K

15.5 - 18.6 mi

Top 67%
×9story building
+181ft-148ft

Overall

18958

Males

11817

M55-59

11817

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

18825

Males

11607

M55-59

11607

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

19130

Males

11686

M55-59

11686

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

22012

Males

12914

M55-59

12914

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

22863

Males

13272

M55-59

13272

23M→24M

23.0 - 24.0 mi

Top 83%
×6story building
+12ft-82ft

Overall

23437

Males

13524

M55-59

13524

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22448

Males

12955

M55-59

12955

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

25090

Males

14288

M55-59

14288

25.2M→Finish

25.2 - 26.2 mi

Top 98%
×2story building
+22ft-21ft

Overall

27899

Males

15787

M55-59

15787

Passing Analysis

Category:
Athletes Passed
1737
Passed By
2747
Net Change
-1010
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20024
5K → 10K238319-81#20024#20105
10K → 15K35277+275#20105#19830
15K → 20K33166+265#19830#19565
20K → Half4130+11#19565#19554
Half → 25K1661660#19554#19554
25K → 30K285139+146#19554#19408
30K → 20M11780+37#19408#19371
20M → 21M10992+17#19371#19354
21M → 35K21170-149#19354#19503
35K → 23M26356-330#19503#19833
23M → 24M23272-249#19833#20082
24M → 40K22182-160#20082#20242
40K → 25.2M4155-151#20242#20393
25.2M → Finish2643-641#20393#21034
TOTALS17372747-1010

Passing Charts

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing