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BOSTON MARATHON 2025

Roger King

Bib: 9354•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
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
7:01/mi
21:48
↑ 97↓ 3451.5%
10K· 6.21 mi
7:01/mi
43:35
↑ 79↓ 1380.4%
15K· 9.32 mi
7:31/mi
1:06:55
↑ 67↓ 78
20K· 12.43 mi
7:53/mi
1:31:23
↑ 106↓ 860.1%
Half· 13.11 mi
7:49/mi
1:36:43
↑ 19↓ 370.5%
25K· 15.53 mi
10:38/mi
2:02:29
↑ 66↓ 880.2%
30K· 18.64 mi
9:53/mi
2:33:11
↑ 181↓ 1480.2%
20M
8:56/mi
2:45:20
↑ 64↓ 500.2%
21M
9:14/mi
2:54:34
↑ 106↓ 241.6%
35K· 21.75 mi
8:49/mi
3:01:10
↑ 17↓ 861.7%
23M
8:58/mi
3:12:23
↑ 23↓ 630.6%
24M
8:58/mi
3:21:21
↓ 821.3%
40K· 24.85 mi
8:51/mi
3:28:55
↓ 200.3%
25.2M
9:49/mi
3:32:18
↑ 13↓ 160.2%
Finish· 26.22 mi
12:22/mi
3:44:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:43
Pace7:23 /mi
2nd Half
Distance13.11 mi
Time2:08:11
Pace9:47 /mi
📊Positive Split: 32.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:2521:487:0121:48
7:01
-
10K
6.21 mi11:09:1243:357:0121:47
7:01
0:00
15K
9.32 mi11:32:321:06:557:1123:20
7:31
+0:30
20K
12.43 mi11:57:001:31:237:2124:28
7:53
+0:22
Half
13.11 mi12:02:201:36:437:235:20
7:49
-0:04
25K
15.53 mi12:28:062:02:297:5325:46
10:38
+2:49
30K
18.64 mi12:58:482:33:118:1330:42
9:53
-0:45
20M
20.00 mi13:10:572:45:208:1612:09
8:56
-0:57
21M
21.00 mi13:20:112:54:348:199:14
9:14
+0:18
35K
21.75 mi13:26:473:01:108:206:36
8:49
-0:25
23M
23.00 mi13:38:003:12:238:2211:13
8:58
+0:09
24M
24.00 mi13:46:583:21:218:238:58
8:58
0:00
40K
24.85 mi13:54:323:28:558:247:34
8:51
-0:07
25.2M
25.20 mi13:57:553:32:188:253:23
9:49
+0:58
Finish
26.22 mi14:10:313:44:548:3512:36
12:22
+2:33

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

7:01 /mi

Average Pace

8:35 /mi

Slowest Pace

12:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:43

43% of race

Time at Steady Pace

55:44

25% of race

Time at Slower Pace

1:12:27

32% of race

Average Pace: 8:35 /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 mi10:47:2521:487:0121:48
7:01
#7961
10K
6.21 mi11:09:1243:357:0121:47
7:01
#7959
15K
9.32 mi11:32:321:06:557:1123:20
7:31
#9157
20K
12.43 mi11:57:001:31:237:2124:28
7:53
#10337
Half
13.11 mi12:02:201:36:437:235:20
7:49
#10548
25K
15.53 mi12:28:062:02:297:5325:46
10:38
#14590
30K
18.64 mi12:58:482:33:118:1330:42
9:53
#16333
20M
20.00 mi13:10:572:45:208:1612:09
8:56
#16291
21M
21.00 mi13:20:112:54:348:199:14
9:14
#16164
35K
21.75 mi13:26:473:01:108:206:36
8:49
#16169
23M
23.00 mi13:38:003:12:238:2211:13
8:58
#16101
24M
24.00 mi13:46:583:21:218:238:58
8:58
#16135
40K
24.85 mi13:54:323:28:558:247:34
8:51
#16113
25.2M
25.20 mi13:57:553:32:188:253:23
9:49
#16102
Finish
26.22 mi14:10:313:44:548:3512:36
12:22
#17106
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi79616978697811847(Top 42%)8999(Top 56%)8999(Top 400%)
10K6.21 mi3.10 mi7959+26959+196959+198000(Top 28%)6974(Top 43%)6974(Top 310%)
15K9.32 mi3.11 mi9157-11987678-7197678-71911847(Top 42%)8999(Top 56%)8999(Top 400%)
20K12.43 mi3.11 mi10337-11808283-6058283-60513877(Top 49%)9819(Top 61%)9819(Top 437%)
Half13.11 mi0.68 mi10548-2118399-1168399-11614387(Top 51%)10080(Top 63%)10080(Top 449%)
25K15.53 mi2.42 mi14590-404210160-176110160-176124589(Top 87%)14459(Top 90%)14459(Top 643%)
30K18.64 mi3.11 mi16333-174310854-69410854-69421239(Top 75%)12819(Top 80%)12819(Top 570%)
20M20.00 mi1.36 mi16291+4210817+3710817+3716465(Top 58%)10567(Top 66%)10567(Top 470%)
21M21.00 mi1.00 mi16164+12710732+8510732+8514796(Top 52%)9710(Top 60%)9710(Top 432%)
35K21.75 mi0.75 mi16169-510704+2810704+2817339(Top 61%)10743(Top 67%)10743(Top 478%)
23M23.00 mi1.25 mi16101+6810643+6110643+6116023(Top 56%)10083(Top 63%)10083(Top 449%)
24M24.00 mi1.00 mi16135-3410638+510638+517173(Top 60%)10544(Top 65%)10544(Top 469%)
40K24.85 mi0.85 mi16113+2210604+3410604+3415454(Top 54%)9641(Top 60%)9641(Top 429%)
25.2M25.20 mi0.35 mi16102+1110593+1110593+1116103(Top 57%)9928(Top 62%)9928(Top 442%)
Finish26.22 mi1.02 mi17106-100410983-39010983-39027181(Top 96%)15406(Top 96%)15406(Top 686%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

11847

Males

8999

M40-44

8999

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

8000

Males

6974

M40-44

6974

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

11847

Males

8999

M40-44

8999

15K→20K

9.3 - 12.4 mi

Top 49%
×5story building
+106ft-86ft

Overall

13877

Males

9819

M40-44

9819

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

14387

Males

10080

M40-44

10080

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

24589

Males

14459

M40-44

14459

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

21239

Males

12819

M40-44

12819

30K→20M

18.6 - 20.0 mi

Top 58%
×5story building
+64ft-50ft

Overall

16465

Males

10567

M40-44

10567

20M→21M

20.0 - 21.0 mi

Top 52%
×8story building
+106ft-24ft

Overall

14796

Males

9710

M40-44

9710

21M→35K

21.0 - 21.8 mi

Top 61%
×7story building
+17ft-86ft

Overall

17339

Males

10743

M40-44

10743

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

16023

Males

10083

M40-44

10083

23M→24M

23.0 - 24.0 mi

Top 60%
×6story building
+12ft-82ft

Overall

17173

Males

10544

M40-44

10544

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15454

Males

9641

M40-44

9641

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

16103

Males

9928

M40-44

9928

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2story building
+22ft-21ft

Overall

27181

Males

15406

M40-44

15406

Passing Analysis

Category:
Athletes Passed
951
Passed By
10094
Net Change
-9145
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7961
5K → 10K215213+2#7961#7959
10K → 15K191217-1198#7959#9157
15K → 20K241202-1180#9157#10337
20K → Half6217-211#10337#10548
Half → 25K44046-4042#10548#14590
25K → 30K201763-1743#14590#16333
30K → 20M12381+42#16333#16291
20M → 21M16740+127#16291#16164
21M → 35K6368-5#16164#16169
35K → 23M14274+68#16169#16101
23M → 24M5791-34#16101#16135
24M → 40K7149+22#16135#16113
40K → 25.2M3524+11#16113#16102
25.2M → Finish51009-1004#16102#17106
TOTALS95110094-9145
📊

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