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BOSTON MARATHON 2025

Jay Mcillece

Bib: 1838•M

TX

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0:00
/ mi
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Overall
#0 / 28404
Top 11%
Gender (Male)
#0 / 16105
Top 19%
Division (M18-39)
#0 / 5642
Top 41%
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
6:36/mi
20:31
↑ 97↓ 3451.5%
10K· 6.21 mi
6:34/mi
40:56
↑ 79↓ 1380.4%
15K· 9.32 mi
6:33/mi
1:01:17
↑ 67↓ 78
20K· 12.43 mi
6:32/mi
1:21:36
↑ 106↓ 860.1%
Half· 13.11 mi
6:33/mi
1:26:04
↑ 19↓ 370.5%
25K· 15.53 mi
6:32/mi
1:41:55
↑ 66↓ 880.2%
30K· 18.64 mi
6:42/mi
2:02:44
↑ 181↓ 1480.2%
20M
6:51/mi
2:12:03
↑ 64↓ 500.2%
21M
7:11/mi
2:19:14
↑ 106↓ 241.6%
35K· 21.75 mi
6:44/mi
2:24:16
↑ 17↓ 861.7%
23M
6:53/mi
2:32:53
↑ 23↓ 630.6%
24M
6:49/mi
2:39:42
↓ 821.3%
40K· 24.85 mi
7:01/mi
2:45:42
↓ 200.3%
25.2M
7:18/mi
2:48:13
↑ 13↓ 160.2%
Finish· 26.22 mi
6:32/mi
2:54:52
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:04
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:28:48
Pace6:46 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3620:316:3620:31
6:36
-
10K
6.21 mi10:42:0140:566:3520:25
6:34
-0:02
15K
9.32 mi11:02:221:01:176:3520:21
6:33
-0:01
20K
12.43 mi11:22:411:21:366:3420:19
6:32
-0:01
Half
13.11 mi11:27:091:26:046:344:28
6:33
+0:01
25K
15.53 mi11:43:001:41:556:3415:51
6:32
-0:01
30K
18.64 mi12:03:492:02:446:3520:49
6:42
+0:10
20M
20.00 mi12:13:082:12:036:369:19
6:51
+0:09
21M
21.00 mi12:20:192:19:146:387:11
7:11
+0:20
35K
21.75 mi12:25:212:24:166:385:02
6:44
-0:27
23M
23.00 mi12:33:582:32:536:398:37
6:53
+0:09
24M
24.00 mi12:40:472:39:426:396:49
6:49
-0:04
40K
24.85 mi12:46:472:45:426:406:00
7:01
+0:12
25.2M
25.20 mi12:49:182:48:136:412:31
7:18
+0:17
Finish
26.22 mi12:55:572:54:526:406:39
6:32
-0:46

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

6:32 /mi

Average Pace

6:40 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:21

99% of race

Time at Steady Pace

2:31

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:40 /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 mi10:21:3620:316:3620:31
6:36
#4613
10K
6.21 mi10:42:0140:566:3520:25
6:34
#4393
15K
9.32 mi11:02:221:01:176:3520:21
6:33
#4211
20K
12.43 mi11:22:411:21:366:3420:19
6:32
#3913
Half
13.11 mi11:27:091:26:046:344:28
6:33
#3910
25K
15.53 mi11:43:001:41:556:3415:51
6:32
#3757
30K
18.64 mi12:03:492:02:446:3520:49
6:42
#3566
20M
20.00 mi12:13:082:12:036:369:19
6:51
#3494
21M
21.00 mi12:20:192:19:146:387:11
7:11
#3427
35K
21.75 mi12:25:212:24:166:385:02
6:44
#3402
23M
23.00 mi12:33:582:32:536:398:37
6:53
#3327
24M
24.00 mi12:40:472:39:426:396:49
6:49
#3305
40K
24.85 mi12:46:472:45:426:406:00
7:01
#3294
25.2M
25.20 mi12:49:182:48:136:412:31
7:18
#3267
Finish
26.22 mi12:55:572:54:526:406:39
6:32
#3207
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4613432543253867(Top 14%)3647(Top 23%)3647(Top 65%)
10K6.21 mi3.10 mi4393+2204132+1934132+1934223(Top 15%)3968(Top 25%)3968(Top 70%)
15K9.32 mi3.11 mi4211+1823962+1703962+1703867(Top 14%)3647(Top 23%)3647(Top 65%)
20K12.43 mi3.11 mi3913+2983686+2763686+2763340(Top 12%)3165(Top 20%)3165(Top 56%)
Half13.11 mi0.68 mi3910+33681+53681+53949(Top 14%)3713(Top 23%)3713(Top 66%)
25K15.53 mi2.42 mi3757+1533545+1363545+1363075(Top 11%)2916(Top 18%)2916(Top 52%)
30K18.64 mi3.11 mi3566+1913370+1753370+1752886(Top 10%)2724(Top 17%)2724(Top 48%)
20M20.00 mi1.36 mi3494+723301+693301+693227(Top 11%)2983(Top 19%)2983(Top 53%)
21M21.00 mi1.00 mi3427+673238+633238+633053(Top 11%)2818(Top 17%)2818(Top 50%)
35K21.75 mi0.75 mi3402+253211+273211+273643(Top 13%)3290(Top 20%)3290(Top 58%)
23M23.00 mi1.25 mi3327+753138+733138+733111(Top 11%)2841(Top 18%)2841(Top 50%)
24M24.00 mi1.00 mi3305+223111+273111+273580(Top 13%)3199(Top 20%)3199(Top 57%)
40K24.85 mi0.85 mi3294+113099+123099+123974(Top 14%)3462(Top 21%)3462(Top 61%)
25.2M25.20 mi0.35 mi3267+273075+243075+242485(Top 9%)2219(Top 14%)2219(Top 39%)
Finish26.22 mi1.02 mi3207+603013+623013+622934(Top 10%)2615(Top 16%)2615(Top 46%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21story building
+97ft-345ft

Overall

3867

Males

3647

M18-39

3647

5K→10K

3.1 - 6.2 mi

Top 15%
×5story building
+79ft-138ft

Overall

4223

Males

3968

M18-39

3968

10K→15K

6.2 - 9.3 mi

Top 14%
×3story building
+67ft-78ft

Overall

3867

Males

3647

M18-39

3647

15K→20K

9.3 - 12.4 mi

Top 12%
×5story building
+106ft-86ft

Overall

3340

Males

3165

M18-39

3165

20K→Half

12.4 - 13.1 mi

Top 14%
×2story building
+19ft-37ft

Overall

3949

Males

3713

M18-39

3713

Half→25K

13.1 - 15.5 mi

Top 11%
×4story building
+66ft-88ft

Overall

3075

Males

2916

M18-39

2916

25K→30K

15.5 - 18.6 mi

Top 10%
×9story building
+181ft-148ft

Overall

2886

Males

2724

M18-39

2724

30K→20M

18.6 - 20.0 mi

Top 11%
×5story building
+64ft-50ft

Overall

3227

Males

2983

M18-39

2983

20M→21M

20.0 - 21.0 mi

Top 11%
×8story building
+106ft-24ft

Overall

3053

Males

2818

M18-39

2818

21M→35K

21.0 - 21.8 mi

Top 13%
×7story building
+17ft-86ft

Overall

3643

Males

3290

M18-39

3290

35K→23M

21.8 - 23.0 mi

Top 11%
×5story building
+23ft-63ft

Overall

3111

Males

2841

M18-39

2841

23M→24M

23.0 - 24.0 mi

Top 13%
×6story building
+12ft-82ft

Overall

3580

Males

3199

M18-39

3199

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3974

Males

3462

M18-39

3462

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2485

Males

2219

M18-39

2219

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2story building
+22ft-21ft

Overall

2934

Males

2615

M18-39

2615

Passing Analysis

Category:
Athletes Passed
1747
Passed By
341
Net Change
+1406
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4613
5K → 10K29272+220#4613#4393
10K → 15K21230+182#4393#4211
15K → 20K3057+298#4211#3913
20K → Half1310+3#3913#3910
Half → 25K16916+153#3910#3757
25K → 30K21221+191#3757#3566
30K → 20M9826+72#3566#3494
20M → 21M9023+67#3494#3427
21M → 35K4621+25#3427#3402
35K → 23M9621+75#3402#3327
23M → 24M5331+22#3327#3305
24M → 40K4635+11#3305#3294
40K → 25.2M336+27#3294#3267
25.2M → Finish8222+60#3267#3207
TOTALS1747341+1406
📊

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