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BOSTON MARATHON 2025

Daniel Harding

Bib: 10008•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 30%
Gender (Male)
#0 / 16105
Top 43%
Masters (Masters Men)
#0 / 10463
Top 31%
Division (M50-54)
#0 / 1996
Top 29%
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
7:07/mi
22:07
↑ 97↓ 3451.5%
10K· 6.21 mi
7:14/mi
44:35
↑ 79↓ 1380.4%
15K· 9.32 mi
7:17/mi
1:07:12
↑ 67↓ 78
20K· 12.43 mi
7:24/mi
1:30:11
↑ 106↓ 860.1%
Half· 13.11 mi
7:20/mi
1:35:11
↑ 19↓ 370.5%
25K· 15.53 mi
7:30/mi
1:53:21
↑ 66↓ 880.2%
30K· 18.64 mi
7:44/mi
2:17:23
↑ 181↓ 1480.2%
20M
7:44/mi
2:27:53
↑ 64↓ 500.2%
21M
8:03/mi
2:35:56
↑ 106↓ 241.6%
35K· 21.75 mi
7:29/mi
2:41:32
↑ 17↓ 861.7%
23M
7:38/mi
2:51:05
↑ 23↓ 630.6%
24M
7:25/mi
2:58:30
↓ 821.3%
40K· 24.85 mi
7:33/mi
3:04:57
↓ 200.3%
25.2M
8:07/mi
3:07:45
↑ 13↓ 160.2%
Finish· 26.22 mi
7:07/mi
3:15:00
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:11
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time1:39:49
Pace7:37 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:2422:077:0722:07
7:07
-
10K
6.21 mi11:10:5244:357:1022:28
7:14
+0:07
15K
9.32 mi11:33:291:07:127:1322:37
7:17
+0:03
20K
12.43 mi11:56:281:30:117:1522:59
7:24
+0:07
Half
13.11 mi12:01:281:35:117:165:00
7:20
-0:04
25K
15.53 mi12:19:381:53:217:1818:10
7:30
+0:10
30K
18.64 mi12:43:402:17:237:2224:02
7:44
+0:14
20M
20.00 mi12:54:102:27:537:2410:30
7:44
0:00
21M
21.00 mi13:02:132:35:567:268:03
8:03
+0:19
35K
21.75 mi13:07:492:41:327:265:36
7:29
-0:34
23M
23.00 mi13:17:222:51:057:269:33
7:38
+0:09
24M
24.00 mi13:24:472:58:307:267:25
7:25
-0:13
40K
24.85 mi13:31:143:04:577:266:27
7:33
+0:08
25.2M
25.20 mi13:34:023:07:457:272:48
8:07
+0:34
Finish
26.22 mi13:41:173:15:007:277:15
7:07
-1:00

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

7:07 /mi

Average Pace

7:27 /mi

Slowest Pace

8:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:09

94% of race

Time at Steady Pace

10:51

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:26 /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 mi10:48:2422:077:0722:07
7:07
#8800
10K
6.21 mi11:10:5244:357:1022:28
7:14
#9243
15K
9.32 mi11:33:291:07:127:1322:37
7:17
#9402
20K
12.43 mi11:56:281:30:117:1522:59
7:24
#9465
Half
13.11 mi12:01:281:35:117:165:00
7:20
#9503
25K
15.53 mi12:19:381:53:217:1818:10
7:30
#9544
30K
18.64 mi12:43:402:17:237:2224:02
7:44
#9441
20M
20.00 mi12:54:102:27:537:2410:30
7:44
#9332
21M
21.00 mi13:02:132:35:567:268:03
8:03
#9198
35K
21.75 mi13:07:492:41:327:265:36
7:29
#9143
23M
23.00 mi13:17:222:51:057:269:33
7:38
#8968
24M
24.00 mi13:24:472:58:307:267:25
7:25
#8851
40K
24.85 mi13:31:143:04:577:266:27
7:33
#8723
25.2M
25.20 mi13:34:023:07:457:272:48
8:07
#8663
Finish
26.22 mi13:41:173:15:007:277:15
7:07
#8551
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi8800748974899814(Top 35%)7977(Top 50%)7977(Top 400%)
10K6.21 mi3.10 mi9243-4437748-2597748-2599736(Top 34%)8005(Top 50%)8005(Top 401%)
15K9.32 mi3.11 mi9402-1597821-737821-739814(Top 35%)7977(Top 50%)7977(Top 400%)
20K12.43 mi3.11 mi9465-637815+67815+69873(Top 35%)7940(Top 49%)7940(Top 398%)
Half13.11 mi0.68 mi9503-387829-147829-1410167(Top 36%)8083(Top 50%)8083(Top 405%)
25K15.53 mi2.42 mi9544-417816+137816+139875(Top 35%)7792(Top 48%)7792(Top 390%)
30K18.64 mi3.11 mi9441+1037715+1017715+1019428(Top 33%)7388(Top 46%)7388(Top 370%)
20M20.00 mi1.36 mi9332+1097620+957620+958522(Top 30%)6740(Top 42%)6740(Top 338%)
21M21.00 mi1.00 mi9198+1347511+1097511+1097627(Top 27%)6045(Top 38%)6045(Top 303%)
35K21.75 mi0.75 mi9143+557459+527459+528489(Top 30%)6581(Top 41%)6581(Top 330%)
23M23.00 mi1.25 mi8968+1757314+1457314+1457428(Top 26%)5831(Top 36%)5831(Top 292%)
24M24.00 mi1.00 mi8851+1177215+997215+997139(Top 25%)5614(Top 35%)5614(Top 281%)
40K24.85 mi0.85 mi8723+1287103+1127103+1127036(Top 25%)5454(Top 34%)5454(Top 273%)
25.2M25.20 mi0.35 mi8663+607053+507053+506600(Top 23%)5129(Top 32%)5129(Top 257%)
Finish26.22 mi1.02 mi8551+1126964+896964+896469(Top 23%)5027(Top 31%)5027(Top 252%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

9814

Males

7977

M50-54

7977

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9736

Males

8005

M50-54

8005

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

9814

Males

7977

M50-54

7977

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

9873

Males

7940

M50-54

7940

20K→Half

12.4 - 13.1 mi

Top 36%
×2story building
+19ft-37ft

Overall

10167

Males

8083

M50-54

8083

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

9875

Males

7792

M50-54

7792

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

9428

Males

7388

M50-54

7388

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8522

Males

6740

M50-54

6740

20M→21M

20.0 - 21.0 mi

Top 27%
×8story building
+106ft-24ft

Overall

7627

Males

6045

M50-54

6045

21M→35K

21.0 - 21.8 mi

Top 30%
×7story building
+17ft-86ft

Overall

8489

Males

6581

M50-54

6581

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

7428

Males

5831

M50-54

5831

23M→24M

23.0 - 24.0 mi

Top 25%
×6story building
+12ft-82ft

Overall

7139

Males

5614

M50-54

5614

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

7036

Males

5454

M50-54

5454

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6600

Males

5129

M50-54

5129

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

6469

Males

5027

M50-54

5027

Passing Analysis

Category:
Athletes Passed
1866
Passed By
1617
Net Change
+249
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8800
5K → 10K81524-443#8800#9243
10K → 15K99258-159#9243#9402
15K → 20K169232-63#9402#9465
20K → Half2159-38#9465#9503
Half → 25K141182-41#9503#9544
25K → 30K270167+103#9544#9441
30K → 20M15647+109#9441#9332
20M → 21M16329+134#9332#9198
21M → 35K7722+55#9198#9143
35K → 23M20126+175#9143#8968
23M → 24M13821+117#8968#8851
24M → 40K14416+128#8851#8723
40K → 25.2M699+60#8723#8663
25.2M → Finish13725+112#8663#8551
TOTALS18661617+249
📊

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