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BOSTON MARATHON 2026

Todd Frost

Bib: 16055•M

ME

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 40%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 43%
Age Group (M55-59)
#0 / 1491
Top 28%
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
23:44
3.11 mi
Rank: #13983
Start → 5K
23:44 | 7:39/mi
10K
47:36
6.21 mi
Rank: #14252 (-269)
5K → 10K
23:52 | 7:41/mi
15K
1:11:32
9.32 mi
Rank: #14314 (-62)
10K → 15K
23:56 | 7:43/mi
20K
1:35:40
12.43 mi
Rank: #14289 (+25)
15K → 20K
24:08 | 7:47/mi
HALF
1:40:50
13.11 mi
Rank: #14251 (+38)
20K → HALF
5:10 | 7:35/mi
25K
1:59:28
15.53 mi
Rank: #13980 (+271)
HALF → 25K
18:38 | 7:41/mi
30K
2:23:47
18.64 mi
Rank: #13630 (+350)
25K → 30K
24:19 | 7:50/mi
20M
2:34:18
20.00 mi
Rank: #13404 (+226)
30K → 20M
10:31 | 7:45/mi
21M
2:42:09
21.00 mi
Rank: #13123 (+281)
20M → 21M
7:51 | 7:51/mi
35K
2:47:32
21.75 mi
Rank: #12945 (+178)
21M → 35K
5:23 | 7:12/mi
23M
2:56:42
23.00 mi
Rank: #12597 (+348)
35K → 23M
9:10 | 7:20/mi
24M
3:03:51
24.00 mi
Rank: #12355 (+242)
23M → 24M
7:09 | 7:09/mi
40K
3:10:02
24.85 mi
Rank: #12116 (+239)
24M → 40K
6:11 | 7:14/mi
25.2M
3:12:40
25.20 mi
Rank: #11990 (+126)
40K → 25.2M
2:38 | 7:39/mi
FINISH
3:19:38
26.22 mi
Rank: #11744 (+246)
25.2M → FINISH
6:58 | 6:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:40:50
Pace7:42 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:38:48
Pace7:33 /mi
📊Negative Split: 2.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:04:5023:447:3923:44
7:39
-
10K
6.21 mi11:28:4247:367:4023:52
7:41
+0:02
15K
9.32 mi11:52:381:11:327:4123:56
7:43
+0:02
20K
12.43 mi12:16:461:35:407:4224:08
7:47
+0:04
HALF
13.11 mi12:21:561:40:507:425:10
7:35
-0:12
25K
15.53 mi12:40:341:59:287:4218:38
7:41
+0:06
30K
18.64 mi13:04:532:23:477:4324:19
7:50
+0:09
20M
20.00 mi13:15:242:34:187:4310:31
7:45
-0:05
21M
21.00 mi13:23:152:42:097:447:51
7:51
+0:06
35K
21.75 mi13:28:382:47:327:435:23
7:12
-0:39
23M
23.00 mi13:37:482:56:427:419:10
7:20
+0:08
24M
24.00 mi13:44:573:03:517:407:09
7:09
-0:11
40K
24.85 mi13:51:083:10:027:396:11
7:14
+0:05
25.2M
25.20 mi13:53:463:12:407:392:38
7:39
+0:25
FINISH
26.22 mi14:00:443:19:387:386:58
6:51
-0:48

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

6:51 /mi

Average Pace

7:37 /mi

Slowest Pace

7:51 /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

34:51

17% of race

Time at Steady Pace

2:44:47

83% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:37 /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 mi11:04:5023:447:3923:44
7:39
#13983
10K
6.21 mi11:28:4247:367:4023:52
7:41
#14252
15K
9.32 mi11:52:381:11:327:4123:56
7:43
#14314
20K
12.43 mi12:16:461:35:407:4224:08
7:47
#14289
HALF
13.11 mi12:21:561:40:507:425:10
7:35
#14251
25K
15.53 mi12:40:341:59:287:4218:38
7:41
#13980
30K
18.64 mi13:04:532:23:477:4324:19
7:50
#13630
20M
20.00 mi13:15:242:34:187:4310:31
7:45
#13404
21M
21.00 mi13:23:152:42:097:447:51
7:51
#13123
35K
21.75 mi13:28:382:47:327:435:23
7:12
#12945
23M
23.00 mi13:37:482:56:427:419:10
7:20
#12597
24M
24.00 mi13:44:573:03:517:407:09
7:09
#12355
40K
24.85 mi13:51:083:10:027:396:11
7:14
#12116
25.2M
25.20 mi13:53:463:12:407:392:38
7:39
#11990
FINISH
26.22 mi14:00:443:19:387:386:58
6:51
#11744
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi139839856985614559(Top 50%)10014(Top 61%)10014(Top 672%)
10K6.21 mi3.10 mi14252-2699947-919947-9114578(Top 50%)10068(Top 62%)10068(Top 675%)
15K9.32 mi3.11 mi14314-629942+59942+514559(Top 50%)10014(Top 61%)10014(Top 672%)
20K12.43 mi3.11 mi14289+259924+189924+1814250(Top 49%)9835(Top 60%)9835(Top 660%)
HALF13.11 mi0.68 mi14251+389907+179907+1713563(Top 47%)9596(Top 59%)9596(Top 644%)
25K15.53 mi2.42 mi13980+2719781+1269781+12612898(Top 44%)9173(Top 56%)9173(Top 615%)
30K18.64 mi3.11 mi13630+3509589+1929589+19212164(Top 42%)8721(Top 53%)8721(Top 585%)
20M20.00 mi1.36 mi13404+2269456+1339456+13310905(Top 38%)8033(Top 49%)8033(Top 539%)
21M21.00 mi1.00 mi13123+2819310+1469310+1468866(Top 31%)6877(Top 42%)6877(Top 461%)
35K21.75 mi0.75 mi12945+1789216+949216+948528(Top 29%)6721(Top 41%)6721(Top 451%)
23M23.00 mi1.25 mi12597+3489039+1779039+1777640(Top 26%)6151(Top 38%)6151(Top 413%)
24M24.00 mi1.00 mi12355+2428912+1278912+1277529(Top 26%)6001(Top 37%)6001(Top 402%)
40K24.85 mi0.85 mi12116+2398773+1398773+1396971(Top 24%)5602(Top 34%)5602(Top 376%)
25.2M25.20 mi0.35 mi11990+1268715+588715+586075(Top 21%)4994(Top 31%)4994(Top 335%)
FINISH26.22 mi1.02 mi11744+2468573+1428573+1426385(Top 22%)5124(Top 31%)5124(Top 344%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21
+97ft-345ft

Overall

14559

Males

10014

M55-59

10014

5K→10K

3.1 - 6.2 mi

Top 50%
×5
+79ft-138ft

Overall

14578

Males

10068

M55-59

10068

10K→15K

6.2 - 9.3 mi

Top 50%
×3
+67ft-78ft

Overall

14559

Males

10014

M55-59

10014

15K→20K

9.3 - 12.4 mi

Top 49%
×5
+106ft-86ft

Overall

14250

Males

9835

M55-59

9835

20K→HALF

12.4 - 13.1 mi

Top 47%
×2
+19ft-37ft

Overall

13563

Males

9596

M55-59

9596

HALF→25K

13.1 - 15.5 mi

Top 44%
×4
+66ft-88ft

Overall

12898

Males

9173

M55-59

9173

25K→30K

15.5 - 18.6 mi

Top 42%
×9
+181ft-148ft

Overall

12164

Males

8721

M55-59

8721

30K→20M

18.6 - 20.0 mi

Top 38%
×5
+64ft-50ft

Overall

10905

Males

8033

M55-59

8033

20M→21M

20.0 - 21.0 mi

Top 31%
×8
+106ft-24ft

Overall

8866

Males

6877

M55-59

6877

21M→35K

21.0 - 21.8 mi

Top 29%
×7
+17ft-86ft

Overall

8528

Males

6721

M55-59

6721

35K→23M

21.8 - 23.0 mi

Top 26%
×5
+23ft-63ft

Overall

7640

Males

6151

M55-59

6151

23M→24M

23.0 - 24.0 mi

Top 26%
×6
+12ft-82ft

Overall

7529

Males

6001

M55-59

6001

24M→40K

24.0 - 24.9 mi

Top 24%
×1
+6ft-20ft

Overall

6971

Males

5602

M55-59

5602

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1
+13ft-16ft

Overall

6075

Males

4994

M55-59

4994

25.2M→FINISH

25.2 - 26.2 mi

Top 22%
×2
+22ft-21ft

Overall

6385

Males

5124

M55-59

5124

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3169*
Passed By
632
Net Change
+2239
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13983
5K → 10K184200-269#13983#14252
10K → 15K183200-62#14252#14314
15K → 20K170145+25#14314#14289
20K → HALF5012+38#14289#14251
HALF → 25K293*22+271#14251#13980
25K → 30K384*34+350#13980#13630
30K → 20M235*9+226#13630#13404
20M → 21M284*3+281#13404#13123
21M → 35K1791+178#13123#12945
35K → 23M349*1+348#12945#12597
23M → 24M242*0+242#12597#12355
24M → 40K240*1+239#12355#12116
40K → 25.2M1260+126#12116#11990
25.2M → FINISH250*4+246#11990#11744
TOTALS3169*632+2239

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing