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BOSTON MARATHON 2025

Andrew Dejong

Bib: 3571•M

SD

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 5%
Division (M18-39)
#0 / 5642
Top 13%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:08/mi
19:03
↑ 97↓ 3451.5%
10K· 6.21 mi
6:09/mi
38:08
↑ 79↓ 1380.4%
15K· 9.32 mi
6:07/mi
57:09
↑ 67↓ 78
20K· 12.43 mi
6:08/mi
1:16:12
↑ 106↓ 860.1%
Half· 13.11 mi
6:03/mi
1:20:20
↑ 19↓ 370.5%
25K· 15.53 mi
6:06/mi
1:35:08
↑ 66↓ 880.2%
30K· 18.64 mi
6:15/mi
1:54:33
↑ 181↓ 1480.2%
20M
6:15/mi
2:03:02
↑ 64↓ 500.2%
21M
6:32/mi
2:09:34
↑ 106↓ 241.6%
35K· 21.75 mi
6:09/mi
2:14:10
↑ 17↓ 861.7%
23M
6:16/mi
2:22:01
↑ 23↓ 630.6%
24M
6:04/mi
2:28:05
↓ 821.3%
40K· 24.85 mi
6:03/mi
2:33:15
↓ 200.3%
25.2M
6:14/mi
2:35:24
↑ 13↓ 160.2%
Finish· 26.22 mi
5:29/mi
2:40:59
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:20:20
Pace6:08 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:20:39
Pace6:09 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:4219:036:0819:03
6:08
-
10K
6.21 mi10:40:4738:086:0819:05
6:09
+0:01
15K
9.32 mi10:59:4857:096:0819:01
6:07
-0:02
20K
12.43 mi11:18:511:16:126:0819:03
6:08
+0:01
Half
13.11 mi11:22:591:20:206:084:08
6:03
-0:05
25K
15.53 mi11:37:471:35:086:0714:48
6:06
+0:03
30K
18.64 mi11:57:121:54:336:0919:25
6:15
+0:09
20M
20.00 mi12:05:412:03:026:098:29
6:15
0:00
21M
21.00 mi12:12:132:09:346:106:32
6:32
+0:17
35K
21.75 mi12:16:492:14:106:104:36
6:09
-0:23
23M
23.00 mi12:24:402:22:016:107:51
6:16
+0:07
24M
24.00 mi12:30:442:28:056:106:04
6:04
-0:12
40K
24.85 mi12:35:542:33:156:105:10
6:03
-0:01
25.2M
25.20 mi12:38:032:35:246:102:09
6:14
+0:11
Finish
26.22 mi12:43:382:40:596:095:35
5:29
-0:45

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

5:29 /mi

Average Pace

6:09 /mi

Slowest Pace

6:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

5:35

3% of race

Time at Steady Pace

2:28:52

92% of race

Time at Slower Pace

6:32

4% of race

Average Pace: 6:08 /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 mi10:21:4219:036:0819:03
6:08
#1528
10K
6.21 mi10:40:4738:086:0819:05
6:09
#1574
15K
9.32 mi10:59:4857:096:0819:01
6:07
#1534
20K
12.43 mi11:18:511:16:126:0819:03
6:08
#1453
Half
13.11 mi11:22:591:20:206:084:08
6:03
#1446
25K
15.53 mi11:37:471:35:086:0714:48
6:06
#1368
30K
18.64 mi11:57:121:54:336:0919:25
6:15
#1289
20M
20.00 mi12:05:412:03:026:098:29
6:15
#1232
21M
21.00 mi12:12:132:09:346:106:32
6:32
#1176
35K
21.75 mi12:16:492:14:106:104:36
6:09
#1160
23M
23.00 mi12:24:402:22:016:107:51
6:16
#1089
24M
24.00 mi12:30:442:28:056:106:04
6:04
#1051
40K
24.85 mi12:35:542:33:156:105:10
6:03
#1003
25.2M
25.20 mi12:38:032:35:246:102:09
6:14
#974
Finish
26.22 mi12:43:382:40:596:095:35
5:29
#902
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1528145514551475(Top 5%)1404(Top 9%)1404(Top 25%)
10K6.21 mi3.10 mi1574-461496-411496-411627(Top 6%)1548(Top 10%)1548(Top 27%)
15K9.32 mi3.11 mi1534+401458+381458+381475(Top 5%)1404(Top 9%)1404(Top 25%)
20K12.43 mi3.11 mi1453+811379+791379+791273(Top 4%)1207(Top 7%)1207(Top 21%)
Half13.11 mi0.68 mi1446+71372+71372+71337(Top 5%)1269(Top 8%)1269(Top 22%)
25K15.53 mi2.42 mi1368+781297+751297+751102(Top 4%)1038(Top 6%)1038(Top 18%)
30K18.64 mi3.11 mi1289+791217+801217+801053(Top 4%)989(Top 6%)989(Top 18%)
20M20.00 mi1.36 mi1232+571163+541163+54827(Top 3%)780(Top 5%)780(Top 14%)
21M21.00 mi1.00 mi1176+561108+551108+55756(Top 3%)715(Top 4%)715(Top 13%)
35K21.75 mi0.75 mi1160+161093+151093+151063(Top 4%)1001(Top 6%)1001(Top 18%)
23M23.00 mi1.25 mi1089+711025+681025+68809(Top 3%)764(Top 5%)764(Top 14%)
24M24.00 mi1.00 mi1051+38990+35990+35704(Top 2%)661(Top 4%)661(Top 12%)
40K24.85 mi0.85 mi1003+48944+46944+46455(Top 2%)423(Top 3%)423(Top 7%)
25.2M25.20 mi0.35 mi974+29916+28916+28193(Top 0.7%)183(Top 1%)183(Top 3%)
Finish26.22 mi1.02 mi902+72845+71845+71144(Top 0.5%)138(Top 0.9%)138(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21story building
+97ft-345ft

Overall

1475

Males

1404

M18-39

1404

5K→10K

3.1 - 6.2 mi

Top 6%
×5story building
+79ft-138ft

Overall

1627

Males

1548

M18-39

1548

10K→15K

6.2 - 9.3 mi

Top 5%
×3story building
+67ft-78ft

Overall

1475

Males

1404

M18-39

1404

15K→20K

9.3 - 12.4 mi

Top 4%
×5story building
+106ft-86ft

Overall

1273

Males

1207

M18-39

1207

20K→Half

12.4 - 13.1 mi

Top 5%
×2story building
+19ft-37ft

Overall

1337

Males

1269

M18-39

1269

Half→25K

13.1 - 15.5 mi

Top 4%
×4story building
+66ft-88ft

Overall

1102

Males

1038

M18-39

1038

25K→30K

15.5 - 18.6 mi

Top 4%
×9story building
+181ft-148ft

Overall

1053

Males

989

M18-39

989

30K→20M

18.6 - 20.0 mi

Top 3%
×5story building
+64ft-50ft

Overall

827

Males

780

M18-39

780

20M→21M

20.0 - 21.0 mi

Top 3%
×8story building
+106ft-24ft

Overall

756

Males

715

M18-39

715

21M→35K

21.0 - 21.8 mi

Top 4%
×7story building
+17ft-86ft

Overall

1063

Males

1001

M18-39

1001

35K→23M

21.8 - 23.0 mi

Top 3%
×5story building
+23ft-63ft

Overall

809

Males

764

M18-39

764

23M→24M

23.0 - 24.0 mi

Top 2%
×6story building
+12ft-82ft

Overall

704

Males

661

M18-39

661

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

455

Males

423

M18-39

423

40K→25.2M

24.9 - 25.2 mi

Top 0.7%
×1story
+13ft-16ft

Overall

193

Males

183

M18-39

183

25.2M→Finish

25.2 - 26.2 mi

Top 0.5%
×2story building
+22ft-21ft

Overall

144

Males

138

M18-39

138

Passing Analysis

Category:
Athletes Passed
826
Passed By
200
Net Change
+626
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1528
5K → 10K58104-46#1528#1574
10K → 15K6626+40#1574#1534
15K → 20K9918+81#1534#1453
20K → Half103+7#1453#1446
Half → 25K868+78#1446#1368
25K → 30K9617+79#1368#1289
30K → 20M603+57#1289#1232
20M → 21M604+56#1232#1176
21M → 35K2711+16#1176#1160
35K → 23M754+71#1160#1089
23M → 24M402+38#1089#1051
24M → 40K480+48#1051#1003
40K → 25.2M290+29#1003#974
25.2M → Finish720+72#974#902
TOTALS826200+626
📊

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