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BOSTON MARATHON 2026

Michael Groes

Bib: 14397•M

KS

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0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M50-54)
#0 / 1868
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
22:58
3.11 mi
Rank: #11872
Start → 5K
22:58 | 7:24/mi
10K
46:22
6.21 mi
Rank: #12501 (-629)
5K → 10K
23:24 | 7:32/mi
15K
1:10:17
9.32 mi
Rank: #13139 (-638)
10K → 15K
23:55 | 7:42/mi
20K
1:35:16
12.43 mi
Rank: #14002 (-863)
15K → 20K
24:59 | 8:03/mi
HALF
1:40:49
13.11 mi
Rank: #14241 (-239)
20K → HALF
5:33 | 8:09/mi
25K
2:00:53
15.53 mi
Rank: #14780 (-539)
HALF → 25K
20:04 | 8:17/mi
30K
2:27:39
18.64 mi
Rank: #15369 (-589)
25K → 30K
26:46 | 8:37/mi
20M
2:39:51
20.00 mi
Rank: #15676 (-307)
30K → 20M
12:12 | 8:59/mi
21M
2:51:12
21.00 mi
Rank: #16474 (-798)
20M → 21M
11:21 | 11:21/mi
35K
2:57:42
21.75 mi
Rank: #16539 (-65)
21M → 35K
6:30 | 8:42/mi
23M
3:08:57
23.00 mi
Rank: #16652 (-113)
35K → 23M
11:15 | 9:00/mi
24M
3:17:45
24.00 mi
Rank: #16739 (-87)
23M → 24M
8:48 | 8:48/mi
40K
3:25:21
24.85 mi
Rank: #16770 (-31)
24M → 40K
7:36 | 8:54/mi
25.2M
3:28:44
25.20 mi
Rank: #16784 (-14)
40K → 25.2M
3:23 | 9:49/mi
FINISH
3:37:45
26.22 mi
Rank: #16921 (-137)
25.2M → FINISH
9:01 | 8:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:49
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:56:56
Pace8:56 /mi
📊Positive Split: 16.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3822:587:2422:58
7:24
-
10K
6.21 mi11:16:0246:227:2823:24
7:32
+0:08
15K
9.32 mi11:39:571:10:177:3323:55
7:42
+0:10
20K
12.43 mi12:04:561:35:167:4024:59
8:03
+0:21
HALF
13.11 mi12:10:291:40:497:425:33
8:09
+0:06
25K
15.53 mi12:30:332:00:537:4720:04
8:17
+0:08
30K
18.64 mi12:57:192:27:397:5626:46
8:37
+0:20
20M
20.00 mi13:09:312:39:518:0012:12
8:59
+0:22
21M
21.00 mi13:20:522:51:128:1011:21
11:21
+2:22
35K
21.75 mi13:27:222:57:428:116:30
8:42
-2:39
23M
23.00 mi13:38:373:08:578:1311:15
9:00
+0:18
24M
24.00 mi13:47:253:17:458:158:48
8:48
-0:12
40K
24.85 mi13:55:013:25:218:167:36
8:54
+0:06
25.2M
25.20 mi13:58:243:28:448:173:23
9:49
+0:55
FINISH
26.22 mi14:07:253:37:458:199:01
8:51
-0:58

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

7:24 /mi

Average Pace

8:19 /mi

Slowest Pace

11:21 /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

1:40:49

46% of race

Time at Steady Pace

1:42:12

47% of race

Time at Slower Pace

14:44

7% of race

Average Pace: 8:18 /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 mi10:52:3822:587:2422:58
7:24
#11872
10K
6.21 mi11:16:0246:227:2823:24
7:32
#12501
15K
9.32 mi11:39:571:10:177:3323:55
7:42
#13139
20K
12.43 mi12:04:561:35:167:4024:59
8:03
#14002
HALF
13.11 mi12:10:291:40:497:425:33
8:09
#14241
25K
15.53 mi12:30:332:00:537:4720:04
8:17
#14780
30K
18.64 mi12:57:192:27:397:5626:46
8:37
#15369
20M
20.00 mi13:09:312:39:518:0012:12
8:59
#15676
21M
21.00 mi13:20:522:51:128:1011:21
11:21
#16474
35K
21.75 mi13:27:222:57:428:116:30
8:42
#16539
23M
23.00 mi13:38:373:08:578:1311:15
9:00
#16652
24M
24.00 mi13:47:253:17:458:158:48
8:48
#16739
40K
24.85 mi13:55:013:25:218:167:36
8:54
#16770
25.2M
25.20 mi13:58:243:28:448:173:23
9:49
#16784
FINISH
26.22 mi14:07:253:37:458:199:01
8:51
#16921
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi118728987898714518(Top 50%)10004(Top 61%)10004(Top 536%)
10K6.21 mi3.10 mi12501-6299231-2449231-24413220(Top 46%)9508(Top 58%)9508(Top 509%)
15K9.32 mi3.11 mi13139-6389469-2389469-23814518(Top 50%)10004(Top 61%)10004(Top 536%)
20K12.43 mi3.11 mi14002-8639805-3369805-33616411(Top 57%)10736(Top 66%)10736(Top 575%)
HALF13.11 mi0.68 mi14241-2399904-999904-9917990(Top 62%)11443(Top 70%)11443(Top 613%)
25K15.53 mi2.42 mi14780-53910098-19410098-19417275(Top 60%)11055(Top 68%)11055(Top 592%)
30K18.64 mi3.11 mi15369-58910278-18010278-18017550(Top 60%)11058(Top 68%)11058(Top 592%)
20M20.00 mi1.36 mi15676-30710385-10710385-10718835(Top 65%)11552(Top 71%)11552(Top 618%)
21M21.00 mi1.00 mi16474-79810703-31810703-31823836(Top 82%)13862(Top 85%)13862(Top 742%)
35K21.75 mi0.75 mi16539-6510727-2410727-2418544(Top 64%)11291(Top 69%)11291(Top 604%)
23M23.00 mi1.25 mi16652-11310744-1710744-1718427(Top 63%)11172(Top 68%)11172(Top 598%)
24M24.00 mi1.00 mi16739-8710768-2410768-2418495(Top 64%)11186(Top 68%)11186(Top 599%)
40K24.85 mi0.85 mi16770-3110757+1110757+1117820(Top 61%)10803(Top 66%)10803(Top 578%)
25.2M25.20 mi0.35 mi16784-1410748+910748+918610(Top 64%)11176(Top 68%)11176(Top 598%)
FINISH26.22 mi1.02 mi16921-13710781-3310781-3319831(Top 68%)11754(Top 72%)11754(Top 629%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21
+97ft-345ft

Overall

14518

Males

10004

M50-54

10004

5K→10K

3.1 - 6.2 mi

Top 46%
×5
+79ft-138ft

Overall

13220

Males

9508

M50-54

9508

10K→15K

6.2 - 9.3 mi

Top 50%
×3
+67ft-78ft

Overall

14518

Males

10004

M50-54

10004

15K→20K

9.3 - 12.4 mi

Top 57%
×5
+106ft-86ft

Overall

16411

Males

10736

M50-54

10736

20K→HALF

12.4 - 13.1 mi

Top 62%
×2
+19ft-37ft

Overall

17990

Males

11443

M50-54

11443

HALF→25K

13.1 - 15.5 mi

Top 60%
×4
+66ft-88ft

Overall

17275

Males

11055

M50-54

11055

25K→30K

15.5 - 18.6 mi

Top 60%
×9
+181ft-148ft

Overall

17550

Males

11058

M50-54

11058

30K→20M

18.6 - 20.0 mi

Top 65%
×5
+64ft-50ft

Overall

18835

Males

11552

M50-54

11552

20M→21M

20.0 - 21.0 mi

Top 82%
×8
+106ft-24ft

Overall

23836

Males

13862

M50-54

13862

21M→35K

21.0 - 21.8 mi

Top 64%
×7
+17ft-86ft

Overall

18544

Males

11291

M50-54

11291

35K→23M

21.8 - 23.0 mi

Top 63%
×5
+23ft-63ft

Overall

18427

Males

11172

M50-54

11172

23M→24M

23.0 - 24.0 mi

Top 64%
×6
+12ft-82ft

Overall

18495

Males

11186

M50-54

11186

24M→40K

24.0 - 24.9 mi

Top 61%
×1
+6ft-20ft

Overall

17820

Males

10803

M50-54

10803

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1
+13ft-16ft

Overall

18610

Males

11176

M50-54

11176

25.2M→FINISH

25.2 - 26.2 mi

Top 68%
×2
+22ft-21ft

Overall

19831

Males

11754

M50-54

11754

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
610
Passed By
2321
Net Change
-5049
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11872
5K → 10K80200-629#11872#12501
10K → 15K57200-638#12501#13139
15K → 20K27200-863#13139#14002
20K → HALF6200-239#14002#14241
HALF → 25K42200-539#14241#14780
25K → 30K75200-589#14780#15369
30K → 20M36200-307#15369#15676
20M → 21M13200-798#15676#16474
21M → 35K51116-65#16474#16539
35K → 23M61174-113#16539#16652
23M → 24M50137-87#16652#16739
24M → 40K5586-31#16739#16770
40K → 25.2M2943-14#16770#16784
25.2M → FINISH28165-137#16784#16921
TOTALS6102321-5049
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing