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BOSTON MARATHON 2025

Chris Mock

Bib: 6938•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 21%
Gender (Male)
#0 / 16105
Top 33%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:09
Rank: #3735
Start → 5K
20:09 | 6:29/mi
10K· 6.21 mi
40:38
Rank: #4054 (-319)
5K → 10K
20:29 | 6:36/mi
15K· 9.32 mi
1:01:19
Rank: #4243 (-189)
10K → 15K
20:41 | 6:39/mi
20K· 12.43 mi
1:23:16
Rank: #4991 (-748)
15K → 20K
21:57 | 7:04/mi
Half· 13.11 mi
1:27:43
Rank: #4919 (+72)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:44:02
Rank: #4766 (+153)
Half → 25K
16:19 | 6:44/mi
30K· 18.64 mi
2:05:58
Rank: #4808 (-42)
25K → 30K
21:56 | 7:04/mi
20M
2:15:48
Rank: #4854 (-46)
30K → 20M
9:50 | 7:14/mi
21M
2:23:43
Rank: #4969 (-115)
20M → 21M
7:55 | 7:55/mi
35K· 21.75 mi
2:29:04
Rank: #5007 (-38)
21M → 35K
5:21 | 7:09/mi
23M
2:39:04
Rank: #5294 (-287)
35K → 23M
10:00 | 7:59/mi
24M
2:47:17
Rank: #5513 (-219)
23M → 24M
8:13 | 8:13/mi
40K· 24.85 mi
2:54:31
Rank: #5694 (-181)
24M → 40K
7:14 | 8:28/mi
25.2M
2:57:43
Rank: #5782 (-88)
40K → 25.2M
3:12 | 9:17/mi
Finish· 26.22 mi
3:06:03
Rank: #5998 (-216)
25.2M → Finish
8:20 | 8:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:43
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:38:20
Pace7:30 /mi
📊Positive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:4720:096:2920:09
6:29
-
10K
6.21 mi10:48:1640:386:3220:29
6:36
+0:07
15K
9.32 mi11:08:571:01:196:3520:41
6:39
+0:03
20K
12.43 mi11:30:541:23:166:4221:57
7:04
+0:25
Half
13.11 mi11:35:211:27:436:414:27
6:31
-0:33
25K
15.53 mi11:51:401:44:026:4216:19
6:44
+0:13
30K
18.64 mi12:13:362:05:586:4521:56
7:04
+0:20
20M
20.00 mi12:23:262:15:486:479:50
7:14
+0:10
21M
21.00 mi12:31:212:23:436:517:55
7:55
+0:41
35K
21.75 mi12:36:422:29:046:515:21
7:09
-0:46
23M
23.00 mi12:46:422:39:046:5510:00
7:59
+0:50
24M
24.00 mi12:54:552:47:176:588:13
8:13
+0:14
40K
24.85 mi13:02:092:54:317:017:14
8:28
+0:15
25.2M
25.20 mi13:05:212:57:437:033:12
9:17
+0:49
Finish
26.22 mi13:13:413:06:037:068:20
8:11
-1:06

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

6:29 /mi

Average Pace

7:06 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:05

44% of race

Time at Steady Pace

59:04

32% of race

Time at Slower Pace

44:54

24% of race

Average Pace: 7:06 /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 mi10:27:4720:096:2920:09
6:29
#3735
10K
6.21 mi10:48:1640:386:3220:29
6:36
#4054
15K
9.32 mi11:08:571:01:196:3520:41
6:39
#4243
20K
12.43 mi11:30:541:23:166:4221:57
7:04
#4991
Half
13.11 mi11:35:211:27:436:414:27
6:31
#4919
25K
15.53 mi11:51:401:44:026:4216:19
6:44
#4766
30K
18.64 mi12:13:362:05:586:4521:56
7:04
#4808
20M
20.00 mi12:23:262:15:486:479:50
7:14
#4854
21M
21.00 mi12:31:212:23:436:517:55
7:55
#4969
35K
21.75 mi12:36:422:29:046:515:21
7:09
#5007
23M
23.00 mi12:46:422:39:046:5510:00
7:59
#5294
24M
24.00 mi12:54:552:47:176:588:13
8:13
#5513
40K
24.85 mi13:02:092:54:317:017:14
8:28
#5694
25.2M
25.20 mi13:05:212:57:437:033:12
9:17
#5782
Finish
26.22 mi13:13:413:06:037:068:20
8:11
#5998
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3735353835384708(Top 17%)4401(Top 27%)4401(Top 78%)
10K6.21 mi3.10 mi4054-3193824-2863824-2864423(Top 16%)4148(Top 26%)4148(Top 74%)
15K9.32 mi3.11 mi4243-1893991-1673991-1674708(Top 17%)4401(Top 27%)4401(Top 78%)
20K12.43 mi3.11 mi4991-7484647-6564647-6567270(Top 26%)6391(Top 40%)6391(Top 113%)
Half13.11 mi0.68 mi4919+724584+634584+633835(Top 14%)3615(Top 22%)3615(Top 64%)
25K15.53 mi2.42 mi4766+1534435+1494435+1494347(Top 15%)4029(Top 25%)4029(Top 71%)
30K18.64 mi3.11 mi4808-424450-154450-155070(Top 18%)4594(Top 29%)4594(Top 81%)
20M20.00 mi1.36 mi4854-464492-424492-425392(Top 19%)4767(Top 30%)4767(Top 84%)
21M21.00 mi1.00 mi4969-1154576-844576-846849(Top 24%)5583(Top 35%)5583(Top 99%)
35K21.75 mi0.75 mi5007-384598-224598-226247(Top 22%)5220(Top 32%)5220(Top 93%)
23M23.00 mi1.25 mi5294-2874825-2274825-2279900(Top 35%)7175(Top 45%)7175(Top 127%)
24M24.00 mi1.00 mi5513-2194990-1654990-16512633(Top 44%)8459(Top 53%)8459(Top 150%)
40K24.85 mi0.85 mi5694-1815115-1255115-12513123(Top 46%)8562(Top 53%)8562(Top 152%)
25.2M25.20 mi0.35 mi5782-885171-565171-5613245(Top 47%)8551(Top 53%)8551(Top 152%)
Finish26.22 mi1.02 mi5998-2165315-1445315-14414079(Top 50%)9038(Top 56%)9038(Top 160%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4708

Males

4401

M18-39

4401

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4423

Males

4148

M18-39

4148

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4708

Males

4401

M18-39

4401

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

7270

Males

6391

M18-39

6391

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3835

Males

3615

M18-39

3615

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4347

Males

4029

M18-39

4029

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

5070

Males

4594

M18-39

4594

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

5392

Males

4767

M18-39

4767

20M→21M

20.0 - 21.0 mi

Top 24%
×8stories
+106ft-24ft

Overall

6849

Males

5583

M18-39

5583

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

6247

Males

5220

M18-39

5220

35K→23M

21.8 - 23.0 mi

Top 35%
×5stories
+23ft-63ft

Overall

9900

Males

7175

M18-39

7175

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

12633

Males

8459

M18-39

8459

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

13123

Males

8562

M18-39

8562

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

13245

Males

8551

M18-39

8551

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2stories
+22ft-21ft

Overall

14079

Males

9038

M18-39

9038

Passing Analysis

Category:
Athletes Passed
739
Passed By
3002
Net Change
-2263
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3735
5K → 10K47366-319#3735#4054
10K → 15K38227-189#4054#4243
15K → 20K23771-748#4243#4991
20K → Half753+72#4991#4919
Half → 25K17825+153#4919#4766
25K → 30K150192-42#4766#4808
30K → 20M61107-46#4808#4854
20M → 21M33148-115#4854#4969
21M → 35K4280-38#4969#5007
35K → 23M32319-287#5007#5294
23M → 24M9228-219#5294#5513
24M → 40K15196-181#5513#5694
40K → 25.2M18106-88#5694#5782
25.2M → Finish18234-216#5782#5998
TOTALS7393002-2263
📊

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