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BOSTON MARATHON 2026

Corey Polom

Bib: 27146•M

ME

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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
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
25:58
3.11 mi
Rank: #19234
Start → 5K
25:58 | 8:22/mi
10K
51:41
6.21 mi
Rank: #19127 (+107)
5K → 10K
25:43 | 8:17/mi
15K
1:16:49
9.32 mi
Rank: #18644 (+483)
10K → 15K
25:08 | 8:06/mi
20K
1:41:41
12.43 mi
Rank: #18062 (+582)
15K → 20K
24:52 | 8:01/mi
HALF
1:46:52
13.11 mi
Rank: #17868 (+194)
20K → HALF
5:11 | 7:37/mi
25K
2:06:28
15.53 mi
Rank: #17579 (+289)
HALF → 25K
19:36 | 8:05/mi
30K
2:32:32
18.64 mi
Rank: #17274 (+305)
25K → 30K
26:04 | 8:24/mi
20M
2:44:49
20.00 mi
Rank: #17422 (-148)
30K → 20M
12:17 | 9:03/mi
21M
2:54:33
21.00 mi
Rank: #17528 (-106)
20M → 21M
9:44 | 9:44/mi
35K
3:01:35
21.75 mi
Rank: #17715 (-187)
21M → 35K
7:02 | 9:25/mi
23M
3:13:26
23.00 mi
Rank: #17888 (-173)
35K → 23M
11:51 | 9:29/mi
24M
3:22:54
24.00 mi
Rank: #18104 (-216)
23M → 24M
9:28 | 9:28/mi
40K
3:31:12
24.85 mi
Rank: #18252 (-148)
24M → 40K
8:18 | 9:43/mi
25.2M
3:34:51
25.20 mi
Rank: #18320 (-68)
40K → 25.2M
3:39 | 10:36/mi
FINISH
3:44:08
26.22 mi
Rank: #18441 (-121)
25.2M → FINISH
9:17 | 9:07/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:46:52
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time1:57:16
Pace8:57 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:3025:588:2225:58
8:22
-
10K
6.21 mi12:13:1351:418:2025:43
8:17
-0:05
15K
9.32 mi12:38:211:16:498:1525:08
8:06
-0:11
20K
12.43 mi13:03:131:41:418:1124:52
8:01
-0:05
HALF
13.11 mi13:08:241:46:528:105:11
7:37
-0:24
25K
15.53 mi13:28:002:06:288:0919:36
8:05
+0:28
30K
18.64 mi13:54:042:32:328:1126:04
8:24
+0:19
20M
20.00 mi14:06:212:44:498:1512:17
9:03
+0:39
21M
21.00 mi14:16:052:54:338:199:44
9:44
+0:41
35K
21.75 mi14:23:073:01:358:217:02
9:25
-0:19
23M
23.00 mi14:34:583:13:268:2511:51
9:29
+0:04
24M
24.00 mi14:44:263:22:548:289:28
9:28
-0:01
40K
24.85 mi14:52:443:31:128:308:18
9:43
+0:15
25.2M
25.20 mi14:56:233:34:518:323:39
10:36
+0:53
FINISH
26.22 mi15:05:403:44:088:349:17
9:07
-1:29

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

7:37 /mi

Average Pace

8:33 /mi

Slowest Pace

10:36 /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

2:32:32

68% of race

Time at Steady Pace

28:36

13% of race

Time at Slower Pace

43:00

19% of race

Average Pace: 8:33 /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 mi11:47:3025:588:2225:58
8:22
#19234
10K
6.21 mi12:13:1351:418:2025:43
8:17
#19127
15K
9.32 mi12:38:211:16:498:1525:08
8:06
#18644
20K
12.43 mi13:03:131:41:418:1124:52
8:01
#18062
HALF
13.11 mi13:08:241:46:528:105:11
7:37
#17868
25K
15.53 mi13:28:002:06:288:0919:36
8:05
#17579
30K
18.64 mi13:54:042:32:328:1126:04
8:24
#17274
20M
20.00 mi14:06:212:44:498:1512:17
9:03
#17422
21M
21.00 mi14:16:052:54:338:199:44
9:44
#17528
35K
21.75 mi14:23:073:01:358:217:02
9:25
#17715
23M
23.00 mi14:34:583:13:268:2511:51
9:29
#17888
24M
24.00 mi14:44:263:22:548:289:28
9:28
#18104
40K
24.85 mi14:52:443:31:128:308:18
9:43
#18252
25.2M
25.20 mi14:56:233:34:518:323:39
10:36
#18320
FINISH
26.22 mi15:05:403:44:088:349:17
9:07
#18441
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi19234119371193717632(Top 61%)11290(Top 69%)11290(Top 197%)
10K6.21 mi3.10 mi19127+10711906+3111906+3119026(Top 66%)11900(Top 73%)11900(Top 208%)
15K9.32 mi3.11 mi18644+48311721+18511721+18517632(Top 61%)11290(Top 69%)11290(Top 197%)
20K12.43 mi3.11 mi18062+58211465+25611465+25616142(Top 56%)10620(Top 65%)10620(Top 186%)
HALF13.11 mi0.68 mi17868+19411375+9011375+9013887(Top 48%)9782(Top 60%)9782(Top 171%)
25K15.53 mi2.42 mi17579+28911248+12711248+12716004(Top 55%)10515(Top 64%)10515(Top 184%)
30K18.64 mi3.11 mi17274+30511085+16311085+16316199(Top 56%)10507(Top 64%)10507(Top 184%)
20M20.00 mi1.36 mi17422-14811134-4911134-4919115(Top 66%)11702(Top 72%)11702(Top 204%)
21M21.00 mi1.00 mi17528-10611153-1911153-1919481(Top 67%)11832(Top 72%)11832(Top 207%)
35K21.75 mi0.75 mi17715-18711217-6411217-6421458(Top 74%)12698(Top 78%)12698(Top 222%)
23M23.00 mi1.25 mi17888-17311252-3511252-3520491(Top 71%)12212(Top 75%)12212(Top 213%)
24M24.00 mi1.00 mi18104-21611335-8311335-8321207(Top 73%)12483(Top 76%)12483(Top 218%)
40K24.85 mi0.85 mi18252-14811392-5711392-5721049(Top 73%)12362(Top 76%)12362(Top 216%)
25.2M25.20 mi0.35 mi18320-6811415-2311415-2321263(Top 73%)12472(Top 76%)12472(Top 218%)
FINISH26.22 mi1.02 mi18441-12111451-3611451-3620948(Top 72%)12321(Top 75%)12321(Top 215%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21
+97ft-345ft

Overall

17632

Males

11290

M18-39

11290

5K→10K

3.1 - 6.2 mi

Top 66%
×5
+79ft-138ft

Overall

19026

Males

11900

M18-39

11900

10K→15K

6.2 - 9.3 mi

Top 61%
×3
+67ft-78ft

Overall

17632

Males

11290

M18-39

11290

15K→20K

9.3 - 12.4 mi

Top 56%
×5
+106ft-86ft

Overall

16142

Males

10620

M18-39

10620

20K→HALF

12.4 - 13.1 mi

Top 48%
×2
+19ft-37ft

Overall

13887

Males

9782

M18-39

9782

HALF→25K

13.1 - 15.5 mi

Top 55%
×4
+66ft-88ft

Overall

16004

Males

10515

M18-39

10515

25K→30K

15.5 - 18.6 mi

Top 56%
×9
+181ft-148ft

Overall

16199

Males

10507

M18-39

10507

30K→20M

18.6 - 20.0 mi

Top 66%
×5
+64ft-50ft

Overall

19115

Males

11702

M18-39

11702

20M→21M

20.0 - 21.0 mi

Top 67%
×8
+106ft-24ft

Overall

19481

Males

11832

M18-39

11832

21M→35K

21.0 - 21.8 mi

Top 74%
×7
+17ft-86ft

Overall

21458

Males

12698

M18-39

12698

35K→23M

21.8 - 23.0 mi

Top 71%
×5
+23ft-63ft

Overall

20491

Males

12212

M18-39

12212

23M→24M

23.0 - 24.0 mi

Top 73%
×6
+12ft-82ft

Overall

21207

Males

12483

M18-39

12483

24M→40K

24.0 - 24.9 mi

Top 73%
×1
+6ft-20ft

Overall

21049

Males

12362

M18-39

12362

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1
+13ft-16ft

Overall

21263

Males

12472

M18-39

12472

25.2M→FINISH

25.2 - 26.2 mi

Top 72%
×2
+22ft-21ft

Overall

20948

Males

12321

M18-39

12321

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2547*
Passed By
1681
Net Change
+793
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19234
5K → 10K307*200+107#19234#19127
10K → 15K519*36+483#19127#18644
15K → 20K592*10+582#18644#18062
20K → HALF1940+194#18062#17868
HALF → 25K311*22+289#17868#17579
25K → 30K356*51+305#17579#17274
30K → 20M52200-148#17274#17422
20M → 21M47153-106#17422#17528
21M → 35K27200-187#17528#17715
35K → 23M49200-173#17715#17888
23M → 24M21200-216#17888#18104
24M → 40K29177-148#18104#18252
40K → 25.2M1078-68#18252#18320
25.2M → FINISH33154-121#18320#18441
TOTALS2547*1681+793

* 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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing