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BOSTON MARATHON 2025

Doug Irvine

Bib: 14310•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
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
8:01/mi
24:55
↑ 97↓ 3451.5%
10K· 6.21 mi
8:14/mi
50:31
↑ 79↓ 1380.4%
15K· 9.32 mi
8:19/mi
1:16:21
↑ 67↓ 78
20K· 12.43 mi
8:23/mi
1:42:23
↑ 106↓ 860.1%
Half· 13.11 mi
8:11/mi
1:47:58
↑ 19↓ 370.5%
25K· 15.53 mi
8:27/mi
2:08:28
↑ 66↓ 880.2%
30K· 18.64 mi
8:37/mi
2:35:15
↑ 181↓ 1480.2%
20M
8:37/mi
2:46:57
↑ 64↓ 500.2%
21M
9:00/mi
2:55:57
↑ 106↓ 241.6%
35K· 21.75 mi
8:11/mi
3:02:04
↑ 17↓ 861.7%
23M
8:17/mi
3:12:26
↑ 23↓ 630.6%
24M
8:01/mi
3:20:27
↓ 821.3%
40K· 24.85 mi
8:00/mi
3:27:17
↓ 200.3%
25.2M
8:36/mi
3:30:15
↑ 13↓ 160.2%
Finish· 26.22 mi
7:58/mi
3:38:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:58
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time1:50:24
Pace8:25 /mi
📊Positive Split: 2.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:4724:558:0124:55
8:01
-
10K
6.21 mi11:41:2350:318:0825:36
8:14
+0:13
15K
9.32 mi12:07:131:16:218:1125:50
8:19
+0:05
20K
12.43 mi12:33:151:42:238:1426:02
8:23
+0:04
Half
13.11 mi12:38:501:47:588:145:35
8:11
-0:12
25K
15.53 mi12:59:202:08:288:1620:30
8:27
+0:16
30K
18.64 mi13:26:072:35:158:2026:47
8:37
+0:10
20M
20.00 mi13:37:492:46:578:2111:42
8:37
0:00
21M
21.00 mi13:46:492:55:578:239:00
9:00
+0:23
35K
21.75 mi13:52:563:02:048:226:07
8:11
-0:49
23M
23.00 mi14:03:183:12:268:2210:22
8:17
+0:06
24M
24.00 mi14:11:193:20:278:218:01
8:01
-0:16
40K
24.85 mi14:18:093:27:178:206:50
8:00
-0:01
25.2M
25.20 mi14:21:073:30:158:212:58
8:36
+0:36
Finish
26.22 mi14:29:143:38:228:208:07
7:58
-0:38

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

7:58 /mi

Average Pace

8:20 /mi

Slowest Pace

9:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:29:22

96% of race

Time at Steady Pace

9:00

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:20 /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 mi11:15:4724:558:0124:55
8:01
#16728
10K
6.21 mi11:41:2350:318:0825:36
8:14
#17476
15K
9.32 mi12:07:131:16:218:1125:50
8:19
#17702
20K
12.43 mi12:33:151:42:238:1426:02
8:23
#17599
Half
13.11 mi12:38:501:47:588:145:35
8:11
#17580
25K
15.53 mi12:59:202:08:288:1620:30
8:27
#17410
30K
18.64 mi13:26:072:35:158:2026:47
8:37
#17007
20M
20.00 mi13:37:492:46:578:2111:42
8:37
#16804
21M
21.00 mi13:46:492:55:578:239:00
9:00
#16572
35K
21.75 mi13:52:563:02:048:226:07
8:11
#16424
23M
23.00 mi14:03:183:12:268:2210:22
8:17
#16117
24M
24.00 mi14:11:193:20:278:218:01
8:01
#15917
40K
24.85 mi14:18:093:27:178:206:50
8:00
#15674
25.2M
25.20 mi14:21:073:30:158:212:58
8:36
#15579
Finish
26.22 mi14:29:143:38:228:208:07
7:58
#15452
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi16728110901109018144(Top 64%)11683(Top 73%)11683(Top 585%)
10K6.21 mi3.10 mi17476-74811398-30811398-30818154(Top 64%)11707(Top 73%)11707(Top 587%)
15K9.32 mi3.11 mi17702-22611505-10711505-10718144(Top 64%)11683(Top 73%)11683(Top 585%)
20K12.43 mi3.11 mi17599+10311451+5411451+5417413(Top 61%)11349(Top 70%)11349(Top 569%)
Half13.11 mi0.68 mi17580+1911449+211449+217118(Top 60%)11219(Top 70%)11219(Top 562%)
25K15.53 mi2.42 mi17410+17011352+9711352+9716892(Top 59%)11047(Top 69%)11047(Top 553%)
30K18.64 mi3.11 mi17007+40311135+21711135+21715499(Top 55%)10282(Top 64%)10282(Top 515%)
20M20.00 mi1.36 mi16804+20311034+10111034+10114485(Top 51%)9680(Top 60%)9680(Top 485%)
21M21.00 mi1.00 mi16572+23210903+13110903+13113491(Top 47%)9105(Top 57%)9105(Top 456%)
35K21.75 mi0.75 mi16424+14810821+8210821+8213445(Top 47%)9021(Top 56%)9021(Top 452%)
23M23.00 mi1.25 mi16117+30710651+17010651+17011921(Top 42%)8203(Top 51%)8203(Top 411%)
24M24.00 mi1.00 mi15917+20010543+10810543+10811353(Top 40%)7844(Top 49%)7844(Top 393%)
40K24.85 mi0.85 mi15674+24310416+12710416+12710139(Top 36%)7130(Top 44%)7130(Top 357%)
25.2M25.20 mi0.35 mi15579+9510354+6210354+629433(Top 33%)6685(Top 42%)6685(Top 335%)
Finish26.22 mi1.02 mi15452+12710275+7910275+7912646(Top 45%)8364(Top 52%)8364(Top 419%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

18144

Males

11683

M50-54

11683

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

18154

Males

11707

M50-54

11707

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

18144

Males

11683

M50-54

11683

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

17413

Males

11349

M50-54

11349

20K→Half

12.4 - 13.1 mi

Top 60%
×2story building
+19ft-37ft

Overall

17118

Males

11219

M50-54

11219

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

16892

Males

11047

M50-54

11047

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

15499

Males

10282

M50-54

10282

30K→20M

18.6 - 20.0 mi

Top 51%
×5story building
+64ft-50ft

Overall

14485

Males

9680

M50-54

9680

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

13491

Males

9105

M50-54

9105

21M→35K

21.0 - 21.8 mi

Top 47%
×7story building
+17ft-86ft

Overall

13445

Males

9021

M50-54

9021

35K→23M

21.8 - 23.0 mi

Top 42%
×5story building
+23ft-63ft

Overall

11921

Males

8203

M50-54

8203

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

11353

Males

7844

M50-54

7844

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

10139

Males

7130

M50-54

7130

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

9433

Males

6685

M50-54

6685

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

12646

Males

8364

M50-54

8364

Passing Analysis

Category:
Athletes Passed
2799
Passed By
1523
Net Change
+1276
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16728
5K → 10K89837-748#16728#17476
10K → 15K122348-226#17476#17702
15K → 20K241138+103#17702#17599
20K → Half5132+19#17599#17580
Half → 25K24575+170#17580#17410
25K → 30K44946+403#17410#17007
30K → 20M2129+203#17007#16804
20M → 21M24513+232#16804#16572
21M → 35K1513+148#16572#16424
35K → 23M3103+307#16424#16117
23M → 24M2055+200#16117#15917
24M → 40K2441+243#15917#15674
40K → 25.2M961+95#15674#15579
25.2M → Finish13912+127#15579#15452
TOTALS27991523+1276
📊

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