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BOSTON MARATHON 2025

Joey Elgersma

Bib: 32418•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
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
27:25
Rank: #21638
Start → 5K
27:25 | 8:49/mi
10K· 6.21 mi
55:55
Rank: #22423 (-785)
5K → 10K
28:30 | 9:10/mi
15K· 9.32 mi
1:23:41
Rank: #22190 (+233)
10K → 15K
27:46 | 8:56/mi
20K· 12.43 mi
1:54:25
Rank: #22810 (-620)
15K → 20K
30:44 | 9:54/mi
Half· 13.11 mi
2:00:31
Rank: #22750 (+60)
20K → Half
6:06 | 8:56/mi
25K· 15.53 mi
2:26:05
Rank: #23127 (-377)
Half → 25K
25:34 | 10:33/mi
30K· 18.64 mi
2:58:46
Rank: #23063 (+64)
25K → 30K
32:41 | 10:31/mi
20M
3:12:49
Rank: #22967 (+96)
30K → 20M
14:03 | 10:20/mi
21M
3:24:25
Rank: #22963 (+4)
20M → 21M
11:36 | 11:36/mi
35K· 21.75 mi
3:32:22
Rank: #22988 (-25)
21M → 35K
7:57 | 10:38/mi
23M
3:45:31
Rank: #22899 (+89)
35K → 23M
13:09 | 10:30/mi
24M
3:55:42
Rank: #22845 (+54)
23M → 24M
10:11 | 10:11/mi
40K· 24.85 mi
4:04:44
Rank: #22811 (+34)
24M → 40K
9:02 | 10:34/mi
25.2M
4:08:31
Rank: #22778 (+33)
40K → 25.2M
3:47 | 10:58/mi
Finish· 26.22 mi
4:18:18
Rank: #22741 (+37)
25.2M → Finish
9:47 | 9:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:31
Pace9:12 /mi
2nd Half
Distance13.11 mi
Time2:17:47
Pace10:31 /mi
📊Positive Split: 14.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:1927:258:4927:25
8:49
-
10K
6.21 mi12:18:4955:559:0028:30
9:10
+0:21
15K
9.32 mi12:46:351:23:418:5927:46
8:56
-0:14
20K
12.43 mi13:17:191:54:259:1230:44
9:54
+0:58
Half
13.11 mi13:23:252:00:319:126:06
8:56
-0:58
25K
15.53 mi13:48:592:26:059:2425:34
10:33
+1:37
30K
18.64 mi14:21:402:58:469:3532:41
10:31
-0:02
20M
20.00 mi14:35:433:12:499:3814:03
10:20
-0:11
21M
21.00 mi14:47:193:24:259:4411:36
11:36
+1:16
35K
21.75 mi14:55:163:32:229:467:57
10:38
-0:58
23M
23.00 mi15:08:253:45:319:4813:09
10:30
-0:08
24M
24.00 mi15:18:363:55:429:4910:11
10:11
-0:19
40K
24.85 mi15:27:384:04:449:519:02
10:34
+0:23
25.2M
25.20 mi15:31:254:08:319:523:47
10:58
+0:24
Finish
26.22 mi15:41:124:18:189:529:47
9:36
-1:22

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

8:49 /mi

Average Pace

9:52 /mi

Slowest Pace

11:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:18

50% of race

Time at Steady Pace

1:52:37

44% of race

Time at Slower Pace

15:23

6% of race

Average Pace: 9:51 /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 mi11:50:1927:258:4927:25
8:49
#21638
10K
6.21 mi12:18:4955:559:0028:30
9:10
#22423
15K
9.32 mi12:46:351:23:418:5927:46
8:56
#22190
20K
12.43 mi13:17:191:54:259:1230:44
9:54
#22810
Half
13.11 mi13:23:252:00:319:126:06
8:56
#22750
25K
15.53 mi13:48:592:26:059:2425:34
10:33
#23127
30K
18.64 mi14:21:402:58:469:3532:41
10:31
#23063
20M
20.00 mi14:35:433:12:499:3814:03
10:20
#22967
21M
21.00 mi14:47:193:24:259:4411:36
11:36
#22963
35K
21.75 mi14:55:163:32:229:467:57
10:38
#22988
23M
23.00 mi15:08:253:45:319:4813:09
10:30
#22899
24M
24.00 mi15:18:363:55:429:4910:11
10:11
#22845
40K
24.85 mi15:27:384:04:449:519:02
10:34
#22811
25.2M
25.20 mi15:31:254:08:319:523:47
10:58
#22778
Finish
26.22 mi15:41:124:18:189:529:47
9:36
#22741
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi21638131521315221732(Top 77%)13279(Top 82%)13279(Top 557%)
10K6.21 mi3.10 mi22423-78513511-35913511-35923086(Top 81%)13844(Top 86%)13844(Top 580%)
15K9.32 mi3.11 mi22190+23313435+7613435+7621732(Top 77%)13279(Top 82%)13279(Top 557%)
20K12.43 mi3.11 mi22810-62013734-29913734-29923988(Top 84%)14225(Top 88%)14225(Top 596%)
Half13.11 mi0.68 mi22750+6013706+2813706+2821561(Top 76%)13165(Top 82%)13165(Top 552%)
25K15.53 mi2.42 mi23127-37713857-15113857-15124447(Top 86%)14394(Top 89%)14394(Top 603%)
30K18.64 mi3.11 mi23063+6413780+7713780+7722982(Top 81%)13608(Top 84%)13608(Top 570%)
20M20.00 mi1.36 mi22967+9613713+6713713+6721975(Top 77%)13044(Top 81%)13044(Top 547%)
21M21.00 mi1.00 mi22963+413696+1713696+1722808(Top 80%)13349(Top 83%)13349(Top 559%)
35K21.75 mi0.75 mi22988-2513693+313693+323420(Top 82%)13598(Top 84%)13598(Top 570%)
23M23.00 mi1.25 mi22899+8913630+6313630+6322028(Top 78%)12891(Top 80%)12891(Top 540%)
24M24.00 mi1.00 mi22845+5413586+4413586+4421886(Top 77%)12754(Top 79%)12754(Top 535%)
40K24.85 mi0.85 mi22811+3413549+3713549+3722089(Top 78%)12787(Top 79%)12787(Top 536%)
25.2M25.20 mi0.35 mi22778+3313527+2213527+2220522(Top 72%)12055(Top 75%)12055(Top 505%)
Finish26.22 mi1.02 mi22741+3713494+3313494+3321549(Top 76%)12561(Top 78%)12561(Top 526%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21stories
+97ft-345ft

Overall

21732

Males

13279

M45-49

13279

5K→10K

3.1 - 6.2 mi

Top 81%
×5stories
+79ft-138ft

Overall

23086

Males

13844

M45-49

13844

10K→15K

6.2 - 9.3 mi

Top 77%
×3stories
+67ft-78ft

Overall

21732

Males

13279

M45-49

13279

15K→20K

9.3 - 12.4 mi

Top 84%
×5stories
+106ft-86ft

Overall

23988

Males

14225

M45-49

14225

20K→Half

12.4 - 13.1 mi

Top 76%
×2stories
+19ft-37ft

Overall

21561

Males

13165

M45-49

13165

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

24447

Males

14394

M45-49

14394

25K→30K

15.5 - 18.6 mi

Top 81%
×9stories
+181ft-148ft

Overall

22982

Males

13608

M45-49

13608

30K→20M

18.6 - 20.0 mi

Top 77%
×5stories
+64ft-50ft

Overall

21975

Males

13044

M45-49

13044

20M→21M

20.0 - 21.0 mi

Top 80%
×8stories
+106ft-24ft

Overall

22808

Males

13349

M45-49

13349

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

23420

Males

13598

M45-49

13598

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

22028

Males

12891

M45-49

12891

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

21886

Males

12754

M45-49

12754

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

22089

Males

12787

M45-49

12787

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

20522

Males

12055

M45-49

12055

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2stories
+22ft-21ft

Overall

21549

Males

12561

M45-49

12561

Passing Analysis

Category:
Athletes Passed
1332
Passed By
2435
Net Change
-1103
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21638
5K → 10K62847-785#21638#22423
10K → 15K30875+233#22423#22190
15K → 20K54674-620#22190#22810
20K → Half677+60#22810#22750
Half → 25K50427-377#22750#23127
25K → 30K198134+64#23127#23063
30K → 20M12327+96#23063#22967
20M → 21M7369+4#22967#22963
21M → 35K3055-25#22963#22988
35K → 23M11324+89#22988#22899
23M → 24M8228+54#22899#22845
24M → 40K7137+34#22845#22811
40K → 25.2M385+33#22811#22778
25.2M → Finish6326+37#22778#22741
TOTALS13322435-1103
📊

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