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BOSTON MARATHON 2025

Conrad Coldiron

Bib: 3982•M

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 46%
Gender (Male)
#0 / 16105
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
20:57
Rank: #5843
Start → 5K
20:57 | 6:45/mi
10K· 6.21 mi
42:05
Rank: #6045 (-202)
5K → 10K
21:08 | 6:48/mi
15K· 9.32 mi
1:04:07
Rank: #6907 (-862)
10K → 15K
22:02 | 7:06/mi
20K· 12.43 mi
1:27:01
Rank: #7515 (-608)
15K → 20K
22:54 | 7:22/mi
Half· 13.11 mi
1:31:58
Rank: #7590 (-75)
20K → Half
4:57 | 7:15/mi
25K· 15.53 mi
1:50:49
Rank: #8172 (-582)
Half → 25K
18:51 | 7:46/mi
30K· 18.64 mi
2:19:24
Rank: #10388 (-2216)
25K → 30K
28:35 | 9:12/mi
20M
2:32:14
Rank: #11180 (-792)
30K → 20M
12:50 | 9:27/mi
21M
2:42:00
Rank: #11602 (-422)
20M → 21M
9:46 | 9:46/mi
35K· 21.75 mi
2:50:22
Rank: #12492 (-890)
21M → 35K
8:22 | 11:11/mi
23M
3:02:28
Rank: #13026 (-534)
35K → 23M
12:06 | 9:40/mi
24M
3:11:28
Rank: #13225 (-199)
23M → 24M
9:00 | 9:00/mi
40K· 24.85 mi
3:19:16
Rank: #13382 (-157)
24M → 40K
7:48 | 9:07/mi
25.2M
3:22:11
Rank: #13288 (+94)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:29:23
Rank: #13037 (+251)
25.2M → Finish
7:12 | 7:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:58
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time1:57:25
Pace8:57 /mi
📊Positive Split: 27.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1020:576:4520:57
6:45
-
10K
6.21 mi10:45:1842:056:4621:08
6:48
+0:03
15K
9.32 mi11:07:201:04:076:5322:02
7:06
+0:18
20K
12.43 mi11:30:141:27:017:0022:54
7:22
+0:16
Half
13.11 mi11:35:111:31:587:014:57
7:15
-0:07
25K
15.53 mi11:54:021:50:497:0818:51
7:46
+0:31
30K
18.64 mi12:22:372:19:247:2928:35
9:12
+1:26
20M
20.00 mi12:35:272:32:147:3712:50
9:27
+0:15
21M
21.00 mi12:45:132:42:007:439:46
9:46
+0:19
35K
21.75 mi12:53:352:50:227:508:22
11:11
+1:25
23M
23.00 mi13:05:413:02:287:5612:06
9:40
-1:31
24M
24.00 mi13:14:413:11:287:599:00
9:00
-0:40
40K
24.85 mi13:22:293:19:168:017:48
9:07
+0:07
25.2M
25.20 mi13:25:243:22:118:012:55
8:27
-0:40
Finish
26.22 mi13:32:363:29:238:007:12
7:04
-1:23

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

6:45 /mi

Average Pace

8:00 /mi

Slowest Pace

11:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:01

56% of race

Time at Steady Pace

11:55

6% of race

Time at Slower Pace

1:19:27

38% of race

Average Pace: 7:59 /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 mi10:24:1020:576:4520:57
6:45
#5843
10K
6.21 mi10:45:1842:056:4621:08
6:48
#6045
15K
9.32 mi11:07:201:04:076:5322:02
7:06
#6907
20K
12.43 mi11:30:141:27:017:0022:54
7:22
#7515
Half
13.11 mi11:35:111:31:587:014:57
7:15
#7590
25K
15.53 mi11:54:021:50:497:0818:51
7:46
#8172
30K
18.64 mi12:22:372:19:247:2928:35
9:12
#10388
20M
20.00 mi12:35:272:32:147:3712:50
9:27
#11180
21M
21.00 mi12:45:132:42:007:439:46
9:46
#11602
35K
21.75 mi12:53:352:50:227:508:22
11:11
#12492
23M
23.00 mi13:05:413:02:287:5612:06
9:40
#13026
24M
24.00 mi13:14:413:11:287:599:00
9:00
#13225
40K
24.85 mi13:22:293:19:168:017:48
9:07
#13382
25.2M
25.20 mi13:25:243:22:118:012:55
8:27
#13288
Finish
26.22 mi13:32:363:29:238:007:12
7:04
#13037
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5843538853888280(Top 29%)7114(Top 44%)7114(Top 126%)
10K6.21 mi3.10 mi6045-2025546-1585546-1586425(Top 23%)5825(Top 36%)5825(Top 103%)
15K9.32 mi3.11 mi6907-8626210-6646210-6648280(Top 29%)7114(Top 44%)7114(Top 126%)
20K12.43 mi3.11 mi7515-6086644-4346644-4349648(Top 34%)7820(Top 49%)7820(Top 139%)
Half13.11 mi0.68 mi7590-756688-446688-449600(Top 34%)7835(Top 49%)7835(Top 139%)
25K15.53 mi2.42 mi8172-5827030-3427030-34212122(Top 43%)8917(Top 55%)8917(Top 158%)
30K18.64 mi3.11 mi10388-22168216-11868216-118618632(Top 66%)11671(Top 72%)11671(Top 207%)
20M20.00 mi1.36 mi11180-7928553-3378553-33718885(Top 66%)11627(Top 72%)11627(Top 206%)
21M21.00 mi1.00 mi11602-4228707-1548707-15417305(Top 61%)10821(Top 67%)10821(Top 192%)
35K21.75 mi0.75 mi12492-8909101-3949101-39424566(Top 86%)14133(Top 88%)14133(Top 250%)
23M23.00 mi1.25 mi13026-5349308-2079308-20719311(Top 68%)11578(Top 72%)11578(Top 205%)
24M24.00 mi1.00 mi13225-1999363-559363-5517338(Top 61%)10615(Top 66%)10615(Top 188%)
40K24.85 mi0.85 mi13382-1579409-469409-4616935(Top 60%)10342(Top 64%)10342(Top 183%)
25.2M25.20 mi0.35 mi13288+949352+579352+578560(Top 30%)6245(Top 39%)6245(Top 111%)
Finish26.22 mi1.02 mi13037+2519224+1289224+1286170(Top 22%)4846(Top 30%)4846(Top 86%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

8280

Males

7114

M18-39

7114

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

6425

Males

5825

M18-39

5825

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

8280

Males

7114

M18-39

7114

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9648

Males

7820

M18-39

7820

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

9600

Males

7835

M18-39

7835

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

12122

Males

8917

M18-39

8917

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

18632

Males

11671

M18-39

11671

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

18885

Males

11627

M18-39

11627

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

17305

Males

10821

M18-39

10821

21M→35K

21.0 - 21.8 mi

Top 86%
×7stories
+17ft-86ft

Overall

24566

Males

14133

M18-39

14133

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

19311

Males

11578

M18-39

11578

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

17338

Males

10615

M18-39

10615

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

16935

Males

10342

M18-39

10342

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8560

Males

6245

M18-39

6245

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

6170

Males

4846

M18-39

4846

Passing Analysis

Category:
Athletes Passed
713
Passed By
7905
Net Change
-7194
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5843
5K → 10K108310-202#5843#6045
10K → 15K21883-862#6045#6907
15K → 20K34642-608#6907#7515
20K → Half681-75#7515#7590
Half → 25K28610-582#7590#8172
25K → 30K172231-2216#8172#10388
30K → 20M23815-792#10388#11180
20M → 21M24446-422#11180#11602
21M → 35K5895-890#11602#12492
35K → 23M29563-534#12492#13026
23M → 24M32231-199#13026#13225
24M → 40K35192-157#13225#13382
40K → 25.2M984+94#13382#13288
25.2M → Finish2532+251#13288#13037
TOTALS7137905-7194
📊

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