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BOSTON MARATHON 2025

Chris Mccormack

Bib: 4867•M

MN

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 12%
Division (M18-39)
#0 / 5642
Top 29%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:41
Rank: #2657
Start → 5K
19:41 | 6:20/mi
10K· 6.21 mi
39:18
Rank: #2581 (+76)
5K → 10K
19:37 | 6:19/mi
15K· 9.32 mi
58:37
Rank: #2306 (+275)
10K → 15K
19:19 | 6:13/mi
20K· 12.43 mi
1:18:22
Rank: #2292 (+14)
15K → 20K
19:45 | 6:21/mi
Half· 13.11 mi
1:22:34
Rank: #2260 (+32)
20K → Half
4:12 | 6:09/mi
25K· 15.53 mi
1:38:04
Rank: #2247 (+13)
Half → 25K
15:30 | 6:24/mi
30K· 18.64 mi
1:58:23
Rank: #2183 (+64)
25K → 30K
20:19 | 6:32/mi
20M
2:07:25
Rank: #2169 (+14)
30K → 20M
9:02 | 6:39/mi
21M
2:14:20
Rank: #2139 (+30)
20M → 21M
6:55 | 6:55/mi
35K· 21.75 mi
2:19:08
Rank: #2119 (+20)
21M → 35K
4:48 | 6:25/mi
23M
2:27:28
Rank: #2077 (+42)
35K → 23M
8:20 | 6:39/mi
24M
2:34:05
Rank: #2067 (+10)
23M → 24M
6:37 | 6:37/mi
40K· 24.85 mi
2:39:52
Rank: #2052 (+15)
24M → 40K
5:47 | 6:46/mi
25.2M
2:42:24
Rank: #2055 (-3)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
2:49:12
Rank: #2110 (-55)
25.2M → Finish
6:48 | 6:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:34
Pace6:18 /mi
2nd Half
Distance13.11 mi
Time1:26:38
Pace6:37 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3219:416:2019:41
6:20
-
10K
6.21 mi10:43:0939:186:1919:37
6:19
-0:01
15K
9.32 mi11:02:2858:376:1719:19
6:13
-0:06
20K
12.43 mi11:22:131:18:226:1819:45
6:21
+0:08
Half
13.11 mi11:26:251:22:346:184:12
6:09
-0:12
25K
15.53 mi11:41:551:38:046:1915:30
6:24
+0:15
30K
18.64 mi12:02:141:58:236:2120:19
6:32
+0:08
20M
20.00 mi12:11:162:07:256:229:02
6:39
+0:07
21M
21.00 mi12:18:112:14:206:246:55
6:55
+0:16
35K
21.75 mi12:22:592:19:086:244:48
6:25
-0:30
23M
23.00 mi12:31:192:27:286:258:20
6:39
+0:14
24M
24.00 mi12:37:562:34:056:256:37
6:37
-0:02
40K
24.85 mi12:43:432:39:526:265:47
6:46
+0:09
25.2M
25.20 mi12:46:152:42:246:272:32
7:21
+0:35
Finish
26.22 mi12:53:032:49:126:276:48
6:40
-0:41

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

6:09 /mi

Average Pace

6:27 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:58

91% of race

Time at Steady Pace

12:42

8% of race

Time at Slower Pace

2:32

1% of race

Average Pace: 6:27 /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 mi10:23:3219:416:2019:41
6:20
#2657
10K
6.21 mi10:43:0939:186:1919:37
6:19
#2581
15K
9.32 mi11:02:2858:376:1719:19
6:13
#2306
20K
12.43 mi11:22:131:18:226:1819:45
6:21
#2292
Half
13.11 mi11:26:251:22:346:184:12
6:09
#2260
25K
15.53 mi11:41:551:38:046:1915:30
6:24
#2247
30K
18.64 mi12:02:141:58:236:2120:19
6:32
#2183
20M
20.00 mi12:11:162:07:256:229:02
6:39
#2169
21M
21.00 mi12:18:112:14:206:246:55
6:55
#2139
35K
21.75 mi12:22:592:19:086:244:48
6:25
#2119
23M
23.00 mi12:31:192:27:286:258:20
6:39
#2077
24M
24.00 mi12:37:562:34:056:256:37
6:37
#2067
40K
24.85 mi12:43:432:39:526:265:47
6:46
#2052
25.2M
25.20 mi12:46:152:42:246:272:32
7:21
#2055
Finish
26.22 mi12:53:032:49:126:276:48
6:40
#2110
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2657253225321931(Top 7%)1839(Top 11%)1839(Top 33%)
10K6.21 mi3.10 mi2581+762459+732459+732492(Top 9%)2382(Top 15%)2382(Top 42%)
15K9.32 mi3.11 mi2306+2752202+2572202+2571931(Top 7%)1839(Top 11%)1839(Top 33%)
20K12.43 mi3.11 mi2292+142188+142188+142296(Top 8%)2189(Top 14%)2189(Top 39%)
Half13.11 mi0.68 mi2260+322159+292159+291758(Top 6%)1674(Top 10%)1674(Top 30%)
25K15.53 mi2.42 mi2247+132144+152144+152316(Top 8%)2201(Top 14%)2201(Top 39%)
30K18.64 mi3.11 mi2183+642080+642080+642144(Top 8%)2034(Top 13%)2034(Top 36%)
20M20.00 mi1.36 mi2169+142067+132067+132206(Top 8%)2084(Top 13%)2084(Top 37%)
21M21.00 mi1.00 mi2139+302038+292038+291929(Top 7%)1818(Top 11%)1818(Top 32%)
35K21.75 mi0.75 mi2119+202018+202018+202067(Top 7%)1934(Top 12%)1934(Top 34%)
23M23.00 mi1.25 mi2077+421975+431975+432049(Top 7%)1914(Top 12%)1914(Top 34%)
24M24.00 mi1.00 mi2067+101964+111964+112540(Top 9%)2334(Top 14%)2334(Top 41%)
40K24.85 mi0.85 mi2052+151948+161948+162648(Top 9%)2405(Top 15%)2405(Top 43%)
25.2M25.20 mi0.35 mi2055-31949-11949-12674(Top 9%)2376(Top 15%)2376(Top 42%)
Finish26.22 mi1.02 mi2110-552002-532002-533698(Top 13%)3203(Top 20%)3203(Top 57%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1931

Males

1839

M18-39

1839

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2492

Males

2382

M18-39

2382

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1931

Males

1839

M18-39

1839

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2296

Males

2189

M18-39

2189

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1758

Males

1674

M18-39

1674

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2316

Males

2201

M18-39

2201

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2144

Males

2034

M18-39

2034

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2206

Males

2084

M18-39

2084

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1929

Males

1818

M18-39

1818

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

2067

Males

1934

M18-39

1934

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

2049

Males

1914

M18-39

1914

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2540

Males

2334

M18-39

2334

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2648

Males

2405

M18-39

2405

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2674

Males

2376

M18-39

2376

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3698

Males

3203

M18-39

3203

Passing Analysis

Category:
Athletes Passed
1012
Passed By
465
Net Change
+547
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2657
5K → 10K15175+76#2657#2581
10K → 15K2805+275#2581#2306
15K → 20K7864+14#2306#2292
20K → Half342+32#2292#2260
Half → 25K5643+13#2260#2247
25K → 30K11349+64#2247#2183
30K → 20M4531+14#2183#2169
20M → 21M5323+30#2169#2139
21M → 35K3212+20#2139#2119
35K → 23M5917+42#2119#2077
23M → 24M4737+10#2077#2067
24M → 40K4126+15#2067#2052
40K → 25.2M1316-3#2052#2055
25.2M → Finish1065-55#2055#2110
TOTALS1012465+547
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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