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BOSTON MARATHON 2025

Derek Juno

Bib: 6861•M

BC

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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

Start
0:00:00
Race begins
5K· 3.11 mi
24:10
Rank: #14609
Start → 5K
24:10 | 7:47/mi
10K· 6.21 mi
49:55
Rank: #16777 (-2168)
5K → 10K
25:45 | 8:17/mi
15K· 9.32 mi
1:15:41
Rank: #17225 (-448)
10K → 15K
25:46 | 8:18/mi
20K· 12.43 mi
1:41:42
Rank: #17234 (-9)
15K → 20K
26:01 | 8:22/mi
Half· 13.11 mi
1:47:21
Rank: #17253 (-19)
20K → Half
5:39 | 8:17/mi
25K· 15.53 mi
2:07:34
Rank: #17028 (+225)
Half → 25K
20:13 | 8:20/mi
30K· 18.64 mi
2:34:33
Rank: #16777 (+251)
25K → 30K
26:59 | 8:41/mi
20M
2:47:15
Rank: #16900 (-123)
30K → 20M
12:42 | 9:21/mi
21M
2:56:18
Rank: #16672 (+228)
20M → 21M
9:03 | 9:03/mi
35K· 21.75 mi
3:02:46
Rank: #16637 (+35)
21M → 35K
6:28 | 8:39/mi
23M
3:13:53
Rank: #16528 (+109)
35K → 23M
11:07 | 8:53/mi
24M
3:22:16
Rank: #16394 (+134)
23M → 24M
8:23 | 8:23/mi
40K· 24.85 mi
3:29:33
Rank: #16274 (+120)
24M → 40K
7:17 | 8:31/mi
25.2M
3:32:45
Rank: #16229 (+45)
40K → 25.2M
3:12 | 9:17/mi
Finish· 26.22 mi
3:40:56
Rank: #16099 (+130)
25.2M → Finish
8:11 | 8:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:21
Pace8:11 /mi
2nd Half
Distance13.11 mi
Time1:53:35
Pace8:40 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:1224:107:4724:10
7:47
-
10K
6.21 mi11:21:5749:558:0225:45
8:17
+0:30
15K
9.32 mi11:47:431:15:418:0725:46
8:18
+0:01
20K
12.43 mi12:13:441:41:428:1126:01
8:22
+0:04
Half
13.11 mi12:19:231:47:218:115:39
8:17
-0:05
25K
15.53 mi12:39:362:07:348:1320:13
8:20
+0:03
30K
18.64 mi13:06:352:34:338:1726:59
8:41
+0:21
20M
20.00 mi13:19:172:47:158:2212:42
9:21
+0:40
21M
21.00 mi13:28:202:56:188:249:03
9:03
-0:18
35K
21.75 mi13:34:483:02:468:246:28
8:39
-0:24
23M
23.00 mi13:45:553:13:538:2611:07
8:53
+0:14
24M
24.00 mi13:54:183:22:168:268:23
8:23
-0:30
40K
24.85 mi14:01:353:29:338:267:17
8:31
+0:08
25.2M
25.20 mi14:04:473:32:458:273:12
9:17
+0:46
Finish
26.22 mi14:12:583:40:568:268:11
8:02
-1:15

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

7:47 /mi

Average Pace

8:26 /mi

Slowest Pace

9:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

32:21

15% of race

Time at Steady Pace

1:59:04

54% of race

Time at Slower Pace

1:09:31

31% of race

Average Pace: 8:26 /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 mi10:56:1224:107:4724:10
7:47
#14609
10K
6.21 mi11:21:5749:558:0225:45
8:17
#16777
15K
9.32 mi11:47:431:15:418:0725:46
8:18
#17225
20K
12.43 mi12:13:441:41:428:1126:01
8:22
#17234
Half
13.11 mi12:19:231:47:218:115:39
8:17
#17253
25K
15.53 mi12:39:362:07:348:1320:13
8:20
#17028
30K
18.64 mi13:06:352:34:338:1726:59
8:41
#16777
20M
20.00 mi13:19:172:47:158:2212:42
9:21
#16900
21M
21.00 mi13:28:202:56:188:249:03
9:03
#16672
35K
21.75 mi13:34:483:02:468:246:28
8:39
#16637
23M
23.00 mi13:45:553:13:538:2611:07
8:53
#16528
24M
24.00 mi13:54:183:22:168:268:23
8:23
#16394
40K
24.85 mi14:01:353:29:338:267:17
8:31
#16274
25.2M
25.20 mi14:04:473:32:458:273:12
9:17
#16229
Finish
26.22 mi14:12:583:40:568:268:11
8:02
#16099
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi14609102801028017993(Top 63%)11626(Top 72%)11626(Top 206%)
10K6.21 mi3.10 mi16777-216811127-84711127-84718456(Top 65%)11828(Top 73%)11828(Top 210%)
15K9.32 mi3.11 mi17225-44811328-20111328-20117993(Top 63%)11626(Top 72%)11626(Top 206%)
20K12.43 mi3.11 mi17234-911305+2311305+2317373(Top 61%)11332(Top 70%)11332(Top 201%)
Half13.11 mi0.68 mi17253-19113051130517761(Top 63%)11506(Top 71%)11506(Top 204%)
25K15.53 mi2.42 mi17028+22511197+10811197+10816155(Top 57%)10708(Top 66%)10708(Top 190%)
30K18.64 mi3.11 mi16777+25111046+15111046+15115902(Top 56%)10454(Top 65%)10454(Top 185%)
20M20.00 mi1.36 mi16900-12311068-2211068-2218485(Top 65%)11439(Top 71%)11439(Top 203%)
21M21.00 mi1.00 mi16672+22810940+12810940+12813794(Top 49%)9246(Top 57%)9246(Top 164%)
35K21.75 mi0.75 mi16637+3510904+3610904+3616295(Top 57%)10304(Top 64%)10304(Top 183%)
23M23.00 mi1.25 mi16528+10910832+7210832+7215548(Top 55%)9876(Top 61%)9876(Top 175%)
24M24.00 mi1.00 mi16394+13410745+8710745+8713758(Top 48%)9036(Top 56%)9036(Top 160%)
40K24.85 mi0.85 mi16274+12010674+7110674+7113549(Top 48%)8793(Top 55%)8793(Top 156%)
25.2M25.20 mi0.35 mi16229+4510645+2910645+2913328(Top 47%)8634(Top 54%)8634(Top 153%)
Finish26.22 mi1.02 mi16099+13010569+7610569+7613069(Top 46%)8570(Top 53%)8570(Top 152%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21stories
+97ft-345ft

Overall

17993

Males

11626

M18-39

11626

5K→10K

3.1 - 6.2 mi

Top 65%
×5stories
+79ft-138ft

Overall

18456

Males

11828

M18-39

11828

10K→15K

6.2 - 9.3 mi

Top 63%
×3stories
+67ft-78ft

Overall

17993

Males

11626

M18-39

11626

15K→20K

9.3 - 12.4 mi

Top 61%
×5stories
+106ft-86ft

Overall

17373

Males

11332

M18-39

11332

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

17761

Males

11506

M18-39

11506

Half→25K

13.1 - 15.5 mi

Top 57%
×4stories
+66ft-88ft

Overall

16155

Males

10708

M18-39

10708

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

15902

Males

10454

M18-39

10454

30K→20M

18.6 - 20.0 mi

Top 65%
×5stories
+64ft-50ft

Overall

18485

Males

11439

M18-39

11439

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

13794

Males

9246

M18-39

9246

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

16295

Males

10304

M18-39

10304

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

15548

Males

9876

M18-39

9876

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

13758

Males

9036

M18-39

9036

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

13549

Males

8793

M18-39

8793

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

13328

Males

8634

M18-39

8634

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

13069

Males

8570

M18-39

8570

Passing Analysis

Category:
Athletes Passed
1972
Passed By
3462
Net Change
-1490
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14609
5K → 10K162184-2168#14609#16777
10K → 15K85533-448#16777#17225
15K → 20K188197-9#17225#17234
20K → Half2342-19#17234#17253
Half → 25K27853+225#17253#17028
25K → 30K352101+251#17028#16777
30K → 20M65188-123#16777#16900
20M → 21M24012+228#16900#16672
21M → 35K7742+35#16672#16637
35K → 23M16051+109#16637#16528
23M → 24M15420+134#16528#16394
24M → 40K13616+120#16394#16274
40K → 25.2M516+45#16274#16229
25.2M → Finish14717+130#16229#16099
TOTALS19723462-1490
📊

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