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BOSTON MARATHON 2025

Conor Mccormack

Bib: 27135•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
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
9:08/mi
28:22
↑ 97↓ 3451.5%
10K· 6.21 mi
8:20/mi
54:14
↑ 79↓ 1380.4%
15K· 9.32 mi
8:40/mi
1:21:09
↑ 67↓ 78
20K· 12.43 mi
8:41/mi
1:48:08
↑ 106↓ 860.1%
Half· 13.11 mi
8:11/mi
1:53:43
↑ 19↓ 370.5%
25K· 15.53 mi
9:24/mi
2:16:31
↑ 66↓ 880.2%
30K· 18.64 mi
9:42/mi
2:46:39
↑ 181↓ 1480.2%
20M
10:00/mi
3:00:15
↑ 64↓ 500.2%
21M
10:34/mi
3:10:49
↑ 106↓ 241.6%
35K· 21.75 mi
12:30/mi
3:20:10
↑ 17↓ 861.7%
23M
10:16/mi
3:33:01
↑ 23↓ 630.6%
24M
10:01/mi
3:43:02
↓ 821.3%
40K· 24.85 mi
12:03/mi
3:53:20
↓ 200.3%
25.2M
9:54/mi
3:56:45
↑ 13↓ 160.2%
Finish· 26.22 mi
8:49/mi
4:05:44
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:43
Pace8:40 /mi
2nd Half
Distance13.11 mi
Time2:12:01
Pace10:04 /mi
📊Positive Split: 16.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:1228:229:0828:22
9:08
-
10K
6.21 mi12:10:0454:148:4425:52
8:20
-0:48
15K
9.32 mi12:36:591:21:098:4226:55
8:40
+0:20
20K
12.43 mi13:03:581:48:088:4226:59
8:41
+0:01
Half
13.11 mi13:09:331:53:438:405:35
8:11
-0:30
25K
15.53 mi13:32:212:16:318:4722:48
9:24
+1:13
30K
18.64 mi14:02:292:46:398:5630:08
9:42
+0:18
20M
20.00 mi14:16:053:00:159:0113:36
10:00
+0:18
21M
21.00 mi14:26:393:10:499:0510:34
10:34
+0:34
35K
21.75 mi14:36:003:20:109:129:21
12:30
+1:56
23M
23.00 mi14:48:513:33:019:1612:51
10:16
-2:14
24M
24.00 mi14:58:523:43:029:1810:01
10:01
-0:15
40K
24.85 mi15:09:103:53:209:2310:18
12:03
+2:02
25.2M
25.20 mi15:12:353:56:459:243:25
9:54
-2:09
Finish
26.22 mi15:21:344:05:449:238:59
8:49
-1:05

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

8:11 /mi

Average Pace

9:23 /mi

Slowest Pace

12:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:20

38% of race

Time at Steady Pace

2:01:11

49% of race

Time at Slower Pace

30:13

12% of race

Average Pace: 9:22 /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 mi11:44:1228:229:0828:22
9:08
#22950
10K
6.21 mi12:10:0454:148:4425:52
8:20
#21041
15K
9.32 mi12:36:591:21:098:4226:55
8:40
#20783
20K
12.43 mi13:03:581:48:088:4226:59
8:41
#20427
Half
13.11 mi13:09:331:53:438:405:35
8:11
#20267
25K
15.53 mi13:32:212:16:318:4722:48
9:24
#20561
30K
18.64 mi14:02:292:46:398:5630:08
9:42
#20574
20M
20.00 mi14:16:053:00:159:0113:36
10:00
#20616
21M
21.00 mi14:26:393:10:499:0510:34
10:34
#20588
35K
21.75 mi14:36:003:20:109:129:21
12:30
#21044
23M
23.00 mi14:48:513:33:019:1612:51
10:16
#21068
24M
24.00 mi14:58:523:43:029:1810:01
10:01
#21086
40K
24.85 mi15:09:103:53:209:2310:18
12:03
#21335
25.2M
25.20 mi15:12:353:56:459:243:25
9:54
#21258
Finish
26.22 mi15:21:344:05:449:238:59
8:49
#21157
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22950137451374520267(Top 71%)12636(Top 78%)12636(Top 224%)
10K6.21 mi3.10 mi21041+190912906+83912906+83918711(Top 66%)11949(Top 74%)11949(Top 212%)
15K9.32 mi3.11 mi20783+25812812+9412812+9420267(Top 71%)12636(Top 78%)12636(Top 224%)
20K12.43 mi3.11 mi20427+35612654+15812654+15819343(Top 68%)12186(Top 76%)12186(Top 216%)
Half13.11 mi0.68 mi20267+16012577+7712577+7717182(Top 60%)11283(Top 70%)11283(Top 200%)
25K15.53 mi2.42 mi20561-29412698-12112698-12121547(Top 76%)13101(Top 81%)13101(Top 232%)
30K18.64 mi3.11 mi20574-1312662+3612662+3620688(Top 73%)12593(Top 78%)12593(Top 223%)
20M20.00 mi1.36 mi20616-4212663-112663-120957(Top 74%)12568(Top 78%)12568(Top 223%)
21M21.00 mi1.00 mi20588+2812634+2912634+2920213(Top 71%)12135(Top 75%)12135(Top 215%)
35K21.75 mi0.75 mi21044-45612829-19512829-19526457(Top 93%)15076(Top 94%)15076(Top 267%)
23M23.00 mi1.25 mi21068-2412814+1512814+1521307(Top 75%)12546(Top 78%)12546(Top 222%)
24M24.00 mi1.00 mi21086-1812791+2312791+2321408(Top 75%)12542(Top 78%)12542(Top 222%)
40K24.85 mi0.85 mi21335-24912897-10612897-10624992(Top 88%)14255(Top 89%)14255(Top 253%)
25.2M25.20 mi0.35 mi21258+7712852+4512852+4516592(Top 58%)10185(Top 63%)10185(Top 181%)
Finish26.22 mi1.02 mi21157+10112790+6212790+6218133(Top 64%)10940(Top 68%)10940(Top 194%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

20267

Males

12636

M18-39

12636

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

18711

Males

11949

M18-39

11949

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

20267

Males

12636

M18-39

12636

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

19343

Males

12186

M18-39

12186

20K→Half

12.4 - 13.1 mi

Top 60%
×2story building
+19ft-37ft

Overall

17182

Males

11283

M18-39

11283

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

21547

Males

13101

M18-39

13101

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

20688

Males

12593

M18-39

12593

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

20957

Males

12568

M18-39

12568

20M→21M

20.0 - 21.0 mi

Top 71%
×8story building
+106ft-24ft

Overall

20213

Males

12135

M18-39

12135

21M→35K

21.0 - 21.8 mi

Top 93%
×7story building
+17ft-86ft

Overall

26457

Males

15076

M18-39

15076

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

21307

Males

12546

M18-39

12546

23M→24M

23.0 - 24.0 mi

Top 75%
×6story building
+12ft-82ft

Overall

21408

Males

12542

M18-39

12542

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

24992

Males

14255

M18-39

14255

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16592

Males

10185

M18-39

10185

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

18133

Males

10940

M18-39

10940

Passing Analysis

Category:
Athletes Passed
3634
Passed By
1841
Net Change
+1793
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22950
5K → 10K19112+1909#22950#21041
10K → 15K33577+258#21041#20783
15K → 20K39236+356#20783#20427
20K → Half1611+160#20427#20267
Half → 25K83377-294#20267#20561
25K → 30K221234-13#20561#20574
30K → 20M90132-42#20574#20616
20M → 21M10577+28#20616#20588
21M → 35K8464-456#20588#21044
35K → 23M7498-24#21044#21068
23M → 24M5674-18#21068#21086
24M → 40K9258-249#21086#21335
40K → 25.2M803+77#21335#21258
25.2M → Finish1098+101#21258#21157
TOTALS36341841+1793
📊

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