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BOSTON MARATHON 2025

Joseph Zielinski

VA

Bib: 21492 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M60-64)
#0 / 1259
Top 25%
Race Day Weather
50°/40°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:02/mi
24:57
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:07/mi
50:11
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:06/mi
1:15:20
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:15/mi
1:40:59
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:02/mi
1:46:28
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:12/mi
2:06:21
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:25/mi
2:32:31
↑ 181↓ 1480.2%
138 ft elev
20M
8:32/mi
2:44:07
↑ 64↓ 500.2%
148 ft elev
21M
8:48/mi
2:52:55
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:00/mi
2:58:54
↑ 17↓ 861.7%
156 ft elev
23M
8:22/mi
3:09:23
↑ 23↓ 630.6%
116 ft elev
24M
8:19/mi
3:17:42
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:26/mi
3:24:55
↓ 200.3%
20 ft elev
25.2M
9:20/mi
3:28:08
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:09/mi
3:36:26
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:46:288:07 /mi⚡ faster
2nd Half
1:49:588:23 /mi+3.3%
Positive split — 3.3% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
24:578:023.11 mi24:57
8:02
-
10K
50:118:053.10 mi25:14
8:07
+0:05
15K
1:15:208:053.11 mi25:09
8:06
-0:01
20K
1:40:598:083.11 mi25:39
8:15
+0:09
Half(13.11 mi)
1:46:288:070.68 mi5:29
8:02
-0:13
25K
2:06:218:082.42 mi19:53
8:12
+0:10
30K
2:32:318:113.11 mi26:10
8:25
+0:13
20M
2:44:078:121.36 mi11:36
8:32
+0:07
21M
2:52:558:141.00 mi8:48
8:48
+0:16
35K
2:58:548:140.75 mi5:59
8:00
-0:48
23M
3:09:238:141.25 mi10:29
8:22
+0:22
24M
3:17:428:141.00 mi8:19
8:19
-0:03
40K
3:24:558:150.85 mi7:13
8:26
+0:07
25.2M
3:28:088:160.35 mi3:13
9:20
+0:54
Finish(26.22 mi)
3:36:268:161.02 mi8:18
8:09
-1:11
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:00 /mi

Average Pace

8:16 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:33:13

99% of race

Time at Steady Pace

3:13

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:15 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi168181112511125166891108411084
10K3.10 mi17072-25411250-12511250-125173481138711387
15K3.11 mi16941+13111206+4411206+44166891108411084
20K3.11 mi16861+8011156+5011156+50166481102311023
Half(13.11 mi)0.68 mi16827+3411153+311153+3161311080410804
25K2.42 mi16533+29411005+14811005+148153071036310363
30K3.11 mi16101+43210767+23810767+2381426897169716
20M1.36 mi15897+20410641+12610641+1261399994499449
21M1.00 mi15645+25210499+14210499+1421228485098509
35K0.75 mi15503+14210431+6810431+681224484498449
23M1.25 mi15276+22710293+13810293+1381249584738473
24M1.00 mi15164+11210221+7210221+721335488318831
40K0.85 mi15065+9910147+7410147+741303285478547
25.2M0.35 mi15023+4210118+2910118+291356987398739
Finish(26.22 mi)1.02 mi14948+7510061+5710061+571389289618961

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21story building
+97ft-345ft

Overall

16689

Males

11084

M60-64

11084

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

17348

Males

11387

M60-64

11387

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+67ft-78ft

Overall

16689

Males

11084

M60-64

11084

15K→20K

9.3 - 12.4 mi

Top 59%
×5story building
+106ft-86ft

Overall

16648

Males

11023

M60-64

11023

20K→Half

12.4 - 13.1 mi

Top 57%
×2story building
+19ft-37ft

Overall

16131

Males

10804

M60-64

10804

Half→25K

13.1 - 15.5 mi

Top 54%
×4story building
+66ft-88ft

Overall

15307

Males

10363

M60-64

10363

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

14268

Males

9716

M60-64

9716

30K→20M

18.6 - 20.0 mi

Top 49%
×5story building
+64ft-50ft

Overall

13999

Males

9449

M60-64

9449

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

12284

Males

8509

M60-64

8509

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

12244

Males

8449

M60-64

8449

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

12495

Males

8473

M60-64

8473

23M→24M

23.0 - 24.0 mi

Top 47%
×6story building
+12ft-82ft

Overall

13354

Males

8831

M60-64

8831

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

13032

Males

8547

M60-64

8547

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

13569

Males

8739

M60-64

8739

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

13892

Males

8961

M60-64

8961

Passing Analysis

Category:
Passed
2859
Passed By
989
Net Change
+1870
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16818
5K → 10K201455-254#16818#17072
10K → 15K272141+131#17072#16941
15K → 20K227147+80#16941#16861
20K → Half5319+34#16861#16827
Half → 25K32531+294#16827#16533
25K → 30K47442+432#16533#16101
30K → 20M22723+204#16101#15897
20M → 21M27220+252#15897#15645
21M → 35K1486+142#15645#15503
35K → 23M24013+227#15503#15276
23M → 24M13321+112#15276#15164
24M → 40K11920+99#15164#15065
40K → 25.2M5816+42#15065#15023
25.2M → Finish11035+75#15023#14948
TOTALS2859989+1870

Passing Charts

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