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BOSTON MARATHON 2025

Chris Atha

Bib: 11494•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 44%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 47%
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:52
Rank: #10938
Start → 5K
7:22/mi
22:52 split
10K· 6.21 mi
46:01
Rank: #11281 (-343)
5K → 10K
7:27/mi
23:09 split
15K· 9.32 mi
1:09:10
Rank: #11260 (+21)
10K → 15K
7:27/mi
23:09 split
20K· 12.43 mi
1:32:33
Rank: #11197 (+63)
15K → 20K
7:32/mi
23:23 split
Half· 13.11 mi
1:37:39
Rank: #11212 (-15)
20K → Half
7:29/mi
5:06 split
25K· 15.53 mi
1:57:29
Rank: #11866 (-654)
Half → 25K
8:11/mi
19:50 split
30K· 18.64 mi
2:23:03
Rank: #12025 (-159)
25K → 30K
8:14/mi
25:34 split
20M
2:34:27
Rank: #12097 (-72)
30K → 20M
8:23/mi
11:24 split
21M
2:43:26
Rank: #12148 (-51)
20M → 21M
8:59/mi
8:59 split
35K· 21.75 mi
2:49:31
Rank: #12184 (-36)
21M → 35K
8:08/mi
6:05 split
23M
3:00:11
Rank: #12241 (-57)
35K → 23M
8:31/mi
10:40 split
24M
3:08:48
Rank: #12374 (-133)
23M → 24M
8:37/mi
8:37 split
40K· 24.85 mi
3:16:19
Rank: #12466 (-92)
24M → 40K
8:47/mi
7:31 split
25.2M
3:19:42
Rank: #12543 (-77)
40K → 25.2M
9:49/mi
3:23 split
Finish· 26.22 mi
3:27:50
Rank: #12531 (+12)
25.2M → Finish
7:59/mi
8:08 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:39
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:50:11
Pace8:24 /mi
📊Positive Split: 12.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3122:527:2222:52
7:22
-
10K
6.21 mi11:12:4046:017:2423:09
7:27
+0:05
15K
9.32 mi11:35:491:09:107:2523:09
7:27
0:00
20K
12.43 mi11:59:121:32:337:2723:23
7:32
+0:05
Half
13.11 mi12:04:181:37:397:275:06
7:29
-0:03
25K
15.53 mi12:24:081:57:297:3419:50
8:11
+0:42
30K
18.64 mi12:49:422:23:037:4025:34
8:14
+0:03
20M
20.00 mi13:01:062:34:277:4311:24
8:23
+0:09
21M
21.00 mi13:10:052:43:267:478:59
8:59
+0:36
35K
21.75 mi13:16:102:49:317:486:05
8:08
-0:51
23M
23.00 mi13:26:503:00:117:5010:40
8:31
+0:23
24M
24.00 mi13:35:273:08:487:528:37
8:37
+0:06
40K
24.85 mi13:42:583:16:197:547:31
8:47
+0:10
25.2M
25.20 mi13:46:213:19:427:553:23
9:49
+1:02
Finish
26.22 mi13:54:293:27:507:568:08
7:59
-1:50

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

7:22 /mi

Average Pace

7:56 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:39

47% of race

Time at Steady Pace

1:21:41

39% of race

Time at Slower Pace

28:30

14% of race

Average Pace: 7:56 /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 mi10:49:3122:527:2222:52
7:22
#10938
10K
6.21 mi11:12:4046:017:2423:09
7:27
#11281
15K
9.32 mi11:35:491:09:107:2523:09
7:27
#11260
20K
12.43 mi11:59:121:32:337:2723:23
7:32
#11197
Half
13.11 mi12:04:181:37:397:275:06
7:29
#11212
25K
15.53 mi12:24:081:57:297:3419:50
8:11
#11866
30K
18.64 mi12:49:422:23:037:4025:34
8:14
#12025
20M
20.00 mi13:01:062:34:277:4311:24
8:23
#12097
21M
21.00 mi13:10:052:43:267:478:59
8:59
#12148
35K
21.75 mi13:16:102:49:317:486:05
8:08
#12184
23M
23.00 mi13:26:503:00:117:5010:40
8:31
#12241
24M
24.00 mi13:35:273:08:487:528:37
8:37
#12374
40K
24.85 mi13:42:583:16:197:547:31
8:47
#12466
25.2M
25.20 mi13:46:213:19:427:553:23
9:49
#12543
Finish
26.22 mi13:54:293:27:507:568:08
7:59
#12531
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi109388663866311333(Top 40%)8756(Top 54%)8756(Top 367%)
10K6.21 mi3.10 mi11281-3438814-1518814-15111635(Top 41%)8972(Top 56%)8972(Top 376%)
15K9.32 mi3.11 mi11260+218777+378777+3711333(Top 40%)8756(Top 54%)8756(Top 367%)
20K12.43 mi3.11 mi11197+638718+598718+5910986(Top 39%)8490(Top 53%)8490(Top 356%)
Half13.11 mi0.68 mi11212-158722-48722-411473(Top 40%)8783(Top 55%)8783(Top 368%)
25K15.53 mi2.42 mi11866-6548981-2598981-25915151(Top 53%)10288(Top 64%)10288(Top 431%)
30K18.64 mi3.11 mi12025-1598986-58986-513018(Top 46%)9150(Top 57%)9150(Top 383%)
20M20.00 mi1.36 mi12097-728985+18985+113051(Top 46%)9010(Top 56%)9010(Top 378%)
21M21.00 mi1.00 mi12148-518965+208965+2013373(Top 47%)9032(Top 56%)9032(Top 379%)
35K21.75 mi0.75 mi12184-368954+118954+1113110(Top 46%)8846(Top 55%)8846(Top 371%)
23M23.00 mi1.25 mi12241-578945+98945+913402(Top 47%)8887(Top 55%)8887(Top 372%)
24M24.00 mi1.00 mi12374-1338983-388983-3815228(Top 54%)9681(Top 60%)9681(Top 406%)
40K24.85 mi0.85 mi12466-928994-118994-1115110(Top 53%)9486(Top 59%)9486(Top 398%)
25.2M25.20 mi0.35 mi12543-779015-219015-2116067(Top 57%)9892(Top 61%)9892(Top 415%)
Finish26.22 mi1.02 mi12531+128983+328983+3212742(Top 45%)8405(Top 52%)8405(Top 352%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

11333

Males

8756

M45-49

8756

5K→10K

3.1 - 6.2 mi

Top 41%
×5story building
+79ft-138ft

Overall

11635

Males

8972

M45-49

8972

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

11333

Males

8756

M45-49

8756

15K→20K

9.3 - 12.4 mi

Top 39%
×5story building
+106ft-86ft

Overall

10986

Males

8490

M45-49

8490

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

11473

Males

8783

M45-49

8783

Half→25K

13.1 - 15.5 mi

Top 53%
×4story building
+66ft-88ft

Overall

15151

Males

10288

M45-49

10288

25K→30K

15.5 - 18.6 mi

Top 46%
×9story building
+181ft-148ft

Overall

13018

Males

9150

M45-49

9150

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

13051

Males

9010

M45-49

9010

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

13373

Males

9032

M45-49

9032

21M→35K

21.0 - 21.8 mi

Top 46%
×7story building
+17ft-86ft

Overall

13110

Males

8846

M45-49

8846

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

13402

Males

8887

M45-49

8887

23M→24M

23.0 - 24.0 mi

Top 54%
×6story building
+12ft-82ft

Overall

15228

Males

9681

M45-49

9681

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

15110

Males

9486

M45-49

9486

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

16067

Males

9892

M45-49

9892

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2story building
+22ft-21ft

Overall

12742

Males

8405

M45-49

8405

Passing Analysis

Category:
Athletes Passed
1297
Passed By
2890
Net Change
-1593
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10938
5K → 10K124467-343#10938#11281
10K → 15K196175+21#11281#11260
15K → 20K207144+63#11260#11197
20K → Half2742-15#11197#11212
Half → 25K54708-654#11212#11866
25K → 30K186345-159#11866#12025
30K → 20M93165-72#12025#12097
20M → 21M91142-51#12097#12148
21M → 35K5187-36#12148#12184
35K → 23M89146-57#12184#12241
23M → 24M40173-133#12241#12374
24M → 40K47139-92#12374#12466
40K → 25.2M1895-77#12466#12543
25.2M → Finish7462+12#12543#12531
TOTALS12972890-1593
📊

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