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BOSTON MARATHON 2026

Mark Gratton

Bib: 10963•M

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 47%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 49%
Age Group (M45-49)
#0 / 2413
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
24:49
3.11 mi
Rank: #16846
Start → 5K
24:49 | 8:00/mi
10K
49:22
6.21 mi
Rank: #16664 (+182)
5K → 10K
24:33 | 7:55/mi
15K
1:13:28
9.32 mi
Rank: #16101 (+563)
10K → 15K
24:06 | 7:46/mi
20K
1:37:44
12.43 mi
Rank: #15681 (+420)
15K → 20K
24:16 | 7:49/mi
HALF
1:43:03
13.11 mi
Rank: #15661 (+20)
20K → HALF
5:19 | 7:48/mi
25K
2:02:13
15.53 mi
Rank: #15490 (+171)
HALF → 25K
19:10 | 7:55/mi
30K
2:27:17
18.64 mi
Rank: #15199 (+291)
25K → 30K
25:04 | 8:05/mi
20M
2:37:59
20.00 mi
Rank: #14929 (+270)
30K → 20M
10:42 | 7:53/mi
21M
2:46:01
21.00 mi
Rank: #14600 (+329)
20M → 21M
8:02 | 8:02/mi
35K
2:51:43
21.75 mi
Rank: #14467 (+133)
21M → 35K
5:42 | 7:38/mi
23M
3:01:29
23.00 mi
Rank: #14231 (+236)
35K → 23M
9:46 | 7:49/mi
24M
3:08:56
24.00 mi
Rank: #14019 (+212)
23M → 24M
7:27 | 7:27/mi
40K
3:15:24
24.85 mi
Rank: #13826 (+193)
24M → 40K
6:28 | 7:34/mi
25.2M
3:18:15
25.20 mi
Rank: #13768 (+58)
40K → 25.2M
2:51 | 8:16/mi
FINISH
3:25:33
26.22 mi
Rank: #13563 (+205)
25.2M → FINISH
7:18 | 7:10/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:43:03
Pace7:52 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:42:30
Pace7:50 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:44:4924:498:0024:49
8:00
-
10K
6.21 mi11:09:2249:227:5724:33
7:55
-0:05
15K
9.32 mi11:33:281:13:287:5324:06
7:46
-0:09
20K
12.43 mi11:57:441:37:447:5224:16
7:49
+0:03
HALF
13.11 mi12:03:031:43:037:525:19
7:48
-0:01
25K
15.53 mi12:22:132:02:137:5319:10
7:55
+0:07
30K
18.64 mi12:47:172:27:177:5525:04
8:05
+0:10
20M
20.00 mi12:57:592:37:597:5410:42
7:53
-0:12
21M
21.00 mi13:06:012:46:017:558:02
8:02
+0:09
35K
21.75 mi13:11:432:51:437:545:42
7:38
-0:24
23M
23.00 mi13:21:293:01:297:549:46
7:49
+0:11
24M
24.00 mi13:28:563:08:567:537:27
7:27
-0:22
40K
24.85 mi13:35:243:15:247:526:28
7:34
+0:07
25.2M
25.20 mi13:38:153:18:157:532:51
8:16
+0:42
FINISH
26.22 mi13:45:333:25:337:517:18
7:10
-1:06

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:10 /mi

Average Pace

7:51 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:30:22

44% of race

Time at Steady Pace

1:55:11

56% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:50 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:44:4924:498:0024:49
8:00
#16846
10K
6.21 mi11:09:2249:227:5724:33
7:55
#16664
15K
9.32 mi11:33:281:13:287:5324:06
7:46
#16101
20K
12.43 mi11:57:441:37:447:5224:16
7:49
#15681
HALF
13.11 mi12:03:031:43:037:525:19
7:48
#15661
25K
15.53 mi12:22:132:02:137:5319:10
7:55
#15490
30K
18.64 mi12:47:172:27:177:5525:04
8:05
#15199
20M
20.00 mi12:57:592:37:597:5410:42
7:53
#14929
21M
21.00 mi13:06:012:46:017:558:02
8:02
#14600
35K
21.75 mi13:11:432:51:437:545:42
7:38
#14467
23M
23.00 mi13:21:293:01:297:549:46
7:49
#14231
24M
24.00 mi13:28:563:08:567:537:27
7:27
#14019
40K
24.85 mi13:35:243:15:247:526:28
7:34
#13826
25.2M
25.20 mi13:38:153:18:157:532:51
8:16
#13768
FINISH
26.22 mi13:45:333:25:337:517:18
7:10
#13563
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi16846109421094214966(Top 52%)10177(Top 62%)10177(Top 422%)
10K6.21 mi3.10 mi16664+18210859+8310859+8316459(Top 57%)10790(Top 66%)10790(Top 447%)
15K9.32 mi3.11 mi16101+56310640+21910640+21914966(Top 52%)10177(Top 62%)10177(Top 422%)
20K12.43 mi3.11 mi15681+42010450+19010450+19014599(Top 50%)9974(Top 61%)9974(Top 413%)
HALF13.11 mi0.68 mi15661+2010438+1210438+1215474(Top 53%)10377(Top 64%)10377(Top 430%)
25K15.53 mi2.42 mi15490+17110357+8110357+8114621(Top 50%)9915(Top 61%)9915(Top 411%)
30K18.64 mi3.11 mi15199+29110215+14210215+14213990(Top 48%)9547(Top 58%)9547(Top 396%)
20M20.00 mi1.36 mi14929+27010085+13010085+13011916(Top 41%)8530(Top 52%)8530(Top 354%)
21M21.00 mi1.00 mi14600+3299935+1509935+15010117(Top 35%)7546(Top 46%)7546(Top 313%)
35K21.75 mi0.75 mi14467+1339871+649871+6411707(Top 40%)8304(Top 51%)8304(Top 344%)
23M23.00 mi1.25 mi14231+2369745+1269745+12611057(Top 38%)7890(Top 48%)7890(Top 327%)
24M24.00 mi1.00 mi14019+2129635+1109635+1109706(Top 33%)7153(Top 44%)7153(Top 296%)
40K24.85 mi0.85 mi13826+1939530+1059530+1059311(Top 32%)6866(Top 42%)6866(Top 285%)
25.2M25.20 mi0.35 mi13768+589499+319499+3110027(Top 35%)7177(Top 44%)7177(Top 297%)
FINISH26.22 mi1.02 mi13563+2059384+1159384+1158850(Top 30%)6514(Top 40%)6514(Top 270%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21
+97ft-345ft

Overall

14966

Males

10177

M45-49

10177

5K→10K

3.1 - 6.2 mi

Top 57%
×5
+79ft-138ft

Overall

16459

Males

10790

M45-49

10790

10K→15K

6.2 - 9.3 mi

Top 52%
×3
+67ft-78ft

Overall

14966

Males

10177

M45-49

10177

15K→20K

9.3 - 12.4 mi

Top 50%
×5
+106ft-86ft

Overall

14599

Males

9974

M45-49

9974

20K→HALF

12.4 - 13.1 mi

Top 53%
×2
+19ft-37ft

Overall

15474

Males

10377

M45-49

10377

HALF→25K

13.1 - 15.5 mi

Top 50%
×4
+66ft-88ft

Overall

14621

Males

9915

M45-49

9915

25K→30K

15.5 - 18.6 mi

Top 48%
×9
+181ft-148ft

Overall

13990

Males

9547

M45-49

9547

30K→20M

18.6 - 20.0 mi

Top 41%
×5
+64ft-50ft

Overall

11916

Males

8530

M45-49

8530

20M→21M

20.0 - 21.0 mi

Top 35%
×8
+106ft-24ft

Overall

10117

Males

7546

M45-49

7546

21M→35K

21.0 - 21.8 mi

Top 40%
×7
+17ft-86ft

Overall

11707

Males

8304

M45-49

8304

35K→23M

21.8 - 23.0 mi

Top 38%
×5
+23ft-63ft

Overall

11057

Males

7890

M45-49

7890

23M→24M

23.0 - 24.0 mi

Top 33%
×6
+12ft-82ft

Overall

9706

Males

7153

M45-49

7153

24M→40K

24.0 - 24.9 mi

Top 32%
×1
+6ft-20ft

Overall

9311

Males

6866

M45-49

6866

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1
+13ft-16ft

Overall

10027

Males

7177

M45-49

7177

25.2M→FINISH

25.2 - 26.2 mi

Top 30%
×2
+22ft-21ft

Overall

8850

Males

6514

M45-49

6514

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3737*
Passed By
454
Net Change
+3283
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16846
5K → 10K382*200+182#16846#16664
10K → 15K599*36+563#16664#16101
15K → 20K450*30+420#16101#15681
20K → HALF4828+20#15681#15661
HALF → 25K226*55+171#15661#15490
25K → 30K356*65+291#15490#15199
30K → 20M276*6+270#15199#14929
20M → 21M329*0+329#14929#14600
21M → 35K14310+133#14600#14467
35K → 23M242*6+236#14467#14231
23M → 24M216*4+212#14231#14019
24M → 40K1941+193#14019#13826
40K → 25.2M646+58#13826#13768
25.2M → FINISH212*7+205#13768#13563
TOTALS3737*454+3283

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing