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BOSTON MARATHON 2025

Jim Harding

Bib: 16636•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
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
8:38/mi
26:50
↑ 97↓ 3451.5%
10K· 6.21 mi
9:00/mi
54:48
↑ 79↓ 1380.4%
15K· 9.32 mi
9:06/mi
1:23:03
↑ 67↓ 78
20K· 12.43 mi
9:01/mi
1:51:04
↑ 106↓ 860.1%
Half· 13.11 mi
8:46/mi
1:57:03
↑ 19↓ 370.5%
25K· 15.53 mi
8:48/mi
2:18:22
↑ 66↓ 880.2%
30K· 18.64 mi
8:49/mi
2:45:44
↑ 181↓ 1480.2%
20M
8:44/mi
2:57:36
↑ 64↓ 500.2%
21M
8:58/mi
3:06:34
↑ 106↓ 241.6%
35K· 21.75 mi
8:28/mi
3:12:54
↑ 17↓ 861.7%
23M
8:48/mi
3:23:55
↑ 23↓ 630.6%
24M
8:36/mi
3:32:31
↓ 821.3%
40K· 24.85 mi
8:33/mi
3:39:50
↓ 200.3%
25.2M
9:28/mi
3:43:06
↑ 13↓ 160.2%
Finish· 26.22 mi
8:17/mi
3:51:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:57:03
Pace8:56 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:54:29
Pace8:44 /mi
📊Negative Split: 2.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:00:1326:508:3826:50
8:38
-
10K
6.21 mi11:28:1154:488:4927:58
9:00
+0:22
15K
9.32 mi11:56:261:23:038:5528:15
9:06
+0:06
20K
12.43 mi12:24:271:51:048:5628:01
9:01
-0:05
Half
13.11 mi12:30:261:57:038:565:59
8:46
-0:15
25K
15.53 mi12:51:452:18:228:5421:19
8:48
+0:02
30K
18.64 mi13:19:072:45:448:5327:22
8:49
+0:01
20M
20.00 mi13:30:592:57:368:5311:52
8:44
-0:05
21M
21.00 mi13:39:573:06:348:538:58
8:58
+0:14
35K
21.75 mi13:46:173:12:548:526:20
8:28
-0:30
23M
23.00 mi13:57:183:23:558:5211:01
8:48
+0:20
24M
24.00 mi14:05:543:32:318:518:36
8:36
-0:12
40K
24.85 mi14:13:133:39:508:517:19
8:33
-0:03
25.2M
25.20 mi14:16:293:43:068:513:16
9:28
+0:55
Finish
26.22 mi14:24:553:51:328:508:26
8:17
-1:11

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

8:17 /mi

Average Pace

8:50 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:48:16

99% of race

Time at Steady Pace

3:16

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:50 /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 mi11:00:1326:508:3826:50
8:38
#20673
10K
6.21 mi11:28:1154:488:4927:58
9:00
#21543
15K
9.32 mi11:56:261:23:038:5528:15
9:06
#21857
20K
12.43 mi12:24:271:51:048:5628:01
9:01
#21648
Half
13.11 mi12:30:261:57:038:565:59
8:46
#21600
25K
15.53 mi12:51:452:18:228:5421:19
8:48
#21140
30K
18.64 mi13:19:072:45:448:5327:22
8:49
#20333
20M
20.00 mi13:30:592:57:368:5311:52
8:44
#19987
21M
21.00 mi13:39:573:06:348:538:58
8:58
#19625
35K
21.75 mi13:46:173:12:548:526:20
8:28
#19466
23M
23.00 mi13:57:183:23:558:5211:01
8:48
#19221
24M
24.00 mi14:05:543:32:318:518:36
8:36
#19063
40K
24.85 mi14:13:133:39:508:517:19
8:33
#18864
25.2M
25.20 mi14:16:293:43:068:513:16
9:28
#18797
Finish
26.22 mi14:24:553:51:328:508:26
8:17
#18647
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi20673127161271622421(Top 79%)13573(Top 84%)13573(Top 1078%)
10K6.21 mi3.10 mi21543-87013120-40413120-40422388(Top 79%)13518(Top 84%)13518(Top 1074%)
15K9.32 mi3.11 mi21857-31413274-15413274-15422421(Top 79%)13573(Top 84%)13573(Top 1078%)
20K12.43 mi3.11 mi21648+20913181+9313181+9321057(Top 74%)12904(Top 80%)12904(Top 1025%)
Half13.11 mi0.68 mi21600+4813160+2113160+2120713(Top 73%)12767(Top 79%)12767(Top 1014%)
25K15.53 mi2.42 mi21140+46012963+19712963+19718876(Top 66%)11913(Top 74%)11913(Top 946%)
30K18.64 mi3.11 mi20333+80712558+40512558+40516651(Top 59%)10777(Top 67%)10777(Top 856%)
20M20.00 mi1.36 mi19987+34612395+16312395+16315260(Top 54%)10046(Top 62%)10046(Top 798%)
21M21.00 mi1.00 mi19625+36212210+18512210+18513306(Top 47%)9012(Top 56%)9012(Top 716%)
35K21.75 mi0.75 mi19466+15912129+8112129+8115245(Top 54%)9844(Top 61%)9844(Top 782%)
23M23.00 mi1.25 mi19221+24511993+13611993+13615104(Top 53%)9679(Top 60%)9679(Top 769%)
24M24.00 mi1.00 mi19063+15811907+8611907+8615160(Top 53%)9662(Top 60%)9662(Top 767%)
40K24.85 mi0.85 mi18864+19911784+12311784+12313789(Top 49%)8914(Top 55%)8914(Top 708%)
25.2M25.20 mi0.35 mi18797+6711748+3611748+3614428(Top 51%)9157(Top 57%)9157(Top 727%)
Finish26.22 mi1.02 mi18647+15011667+8111667+8114761(Top 52%)9381(Top 58%)9381(Top 745%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21story building
+97ft-345ft

Overall

22421

Males

13573

M60-64

13573

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

22388

Males

13518

M60-64

13518

10K→15K

6.2 - 9.3 mi

Top 79%
×3story building
+67ft-78ft

Overall

22421

Males

13573

M60-64

13573

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

21057

Males

12904

M60-64

12904

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

20713

Males

12767

M60-64

12767

Half→25K

13.1 - 15.5 mi

Top 66%
×4story building
+66ft-88ft

Overall

18876

Males

11913

M60-64

11913

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

16651

Males

10777

M60-64

10777

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

15260

Males

10046

M60-64

10046

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

13306

Males

9012

M60-64

9012

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

15245

Males

9844

M60-64

9844

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

15104

Males

9679

M60-64

9679

23M→24M

23.0 - 24.0 mi

Top 53%
×6story building
+12ft-82ft

Overall

15160

Males

9662

M60-64

9662

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13789

Males

8914

M60-64

8914

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

14428

Males

9157

M60-64

9157

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

14761

Males

9381

M60-64

9381

Passing Analysis

Category:
Athletes Passed
3526
Passed By
1500
Net Change
+2026
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20673
5K → 10K61931-870#20673#21543
10K → 15K114428-314#21543#21857
15K → 20K30899+209#21857#21648
20K → Half568+48#21648#21600
Half → 25K4655+460#21600#21140
25K → 30K8081+807#21140#20333
30K → 20M3471+346#20333#19987
20M → 21M3642+362#19987#19625
21M → 35K1590+159#19625#19466
35K → 23M2494+245#19466#19221
23M → 24M1646+158#19221#19063
24M → 40K2012+199#19063#18864
40K → 25.2M692+67#18864#18797
25.2M → Finish16111+150#18797#18647
TOTALS35261500+2026
📊

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