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BOSTON MARATHON 2025

Joshua Bornstein

Bib: 1958•M

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 9%
Gender (Male)
#0 / 16105
Top 15%
Division (M18-39)
#0 / 5642
Top 35%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:47
Rank: #2886
Start → 5K
6:22/mi
19:47 split
10K· 6.21 mi
40:04
Rank: #3393 (-507)
5K → 10K
6:32/mi
20:17 split
15K· 9.32 mi
1:00:02
Rank: #3269 (+124)
10K → 15K
6:26/mi
19:58 split
20K· 12.43 mi
1:20:16
Rank: #3222 (+47)
15K → 20K
6:31/mi
20:14 split
Half· 13.11 mi
1:24:36
Rank: #3196 (+26)
20K → Half
6:21/mi
4:20 split
25K· 15.53 mi
1:40:10
Rank: #3036 (+160)
Half → 25K
6:25/mi
15:34 split
30K· 18.64 mi
2:00:21
Rank: #2757 (+279)
25K → 30K
6:30/mi
20:11 split
20M
2:09:26
Rank: #2707 (+50)
30K → 20M
6:41/mi
9:05 split
21M
2:16:24
Rank: #2640 (+67)
20M → 21M
6:58/mi
6:58 split
35K· 21.75 mi
2:21:25
Rank: #2665 (-25)
21M → 35K
6:42/mi
5:01 split
23M
2:29:58
Rank: #2635 (+30)
35K → 23M
6:50/mi
8:33 split
24M
2:36:50
Rank: #2645 (-10)
23M → 24M
6:52/mi
6:52 split
40K· 24.85 mi
2:42:37
Rank: #2617 (+28)
24M → 40K
6:46/mi
5:47 split
25.2M
2:45:10
Rank: #2612 (+5)
40K → 25.2M
7:24/mi
2:33 split
Finish· 26.22 mi
2:51:51
Rank: #2607 (+5)
25.2M → Finish
6:34/mi
6:41 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:36
Pace6:27 /mi
2nd Half
Distance13.11 mi
Time1:27:15
Pace6:39 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1419:476:2219:47
6:22
-
10K
6.21 mi10:40:3140:046:2720:17
6:32
+0:10
15K
9.32 mi11:00:291:00:026:2619:58
6:26
-0:06
20K
12.43 mi11:20:431:20:166:2820:14
6:31
+0:05
Half
13.11 mi11:25:031:24:366:274:20
6:21
-0:10
25K
15.53 mi11:40:371:40:106:2715:34
6:25
+0:04
30K
18.64 mi12:00:482:00:216:2720:11
6:30
+0:05
20M
20.00 mi12:09:532:09:266:289:05
6:41
+0:11
21M
21.00 mi12:16:512:16:246:306:58
6:58
+0:17
35K
21.75 mi12:21:522:21:256:305:01
6:42
-0:16
23M
23.00 mi12:30:252:29:586:318:33
6:50
+0:08
24M
24.00 mi12:37:172:36:506:326:52
6:52
+0:02
40K
24.85 mi12:43:042:42:376:335:47
6:46
-0:06
25.2M
25.20 mi12:45:372:45:106:332:33
7:24
+0:38
Finish
26.22 mi12:52:182:51:516:346:41
6:34
-0:50

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

6:21 /mi

Average Pace

6:34 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:18

99% of race

Time at Steady Pace

2:33

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:33 /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 mi10:20:1419:476:2219:47
6:22
#2886
10K
6.21 mi10:40:3140:046:2720:17
6:32
#3393
15K
9.32 mi11:00:291:00:026:2619:58
6:26
#3269
20K
12.43 mi11:20:431:20:166:2820:14
6:31
#3222
Half
13.11 mi11:25:031:24:366:274:20
6:21
#3196
25K
15.53 mi11:40:371:40:106:2715:34
6:25
#3036
30K
18.64 mi12:00:482:00:216:2720:11
6:30
#2757
20M
20.00 mi12:09:532:09:266:289:05
6:41
#2707
21M
21.00 mi12:16:512:16:246:306:58
6:58
#2640
35K
21.75 mi12:21:522:21:256:305:01
6:42
#2665
23M
23.00 mi12:30:252:29:586:318:33
6:50
#2635
24M
24.00 mi12:37:172:36:506:326:52
6:52
#2645
40K
24.85 mi12:43:042:42:376:335:47
6:46
#2617
25.2M
25.20 mi12:45:372:45:106:332:33
7:24
#2612
Finish
26.22 mi12:52:182:51:516:346:41
6:34
#2607
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2886274727473111(Top 11%)2963(Top 18%)2963(Top 53%)
10K6.21 mi3.10 mi3393-5073222-4753222-4753937(Top 14%)3708(Top 23%)3708(Top 66%)
15K9.32 mi3.11 mi3269+1243108+1143108+1143111(Top 11%)2963(Top 18%)2963(Top 53%)
20K12.43 mi3.11 mi3222+473068+403068+403204(Top 11%)3039(Top 19%)3039(Top 54%)
Half13.11 mi0.68 mi3196+263044+243044+242833(Top 10%)2709(Top 17%)2709(Top 48%)
25K15.53 mi2.42 mi3036+1602894+1502894+1502482(Top 9%)2360(Top 15%)2360(Top 42%)
30K18.64 mi3.11 mi2757+2792628+2662628+2661978(Top 7%)1881(Top 12%)1881(Top 33%)
20M20.00 mi1.36 mi2707+502577+512577+512403(Top 8%)2270(Top 14%)2270(Top 40%)
21M21.00 mi1.00 mi2640+672515+622515+622146(Top 8%)2011(Top 12%)2011(Top 36%)
35K21.75 mi0.75 mi2665-252538-232538-233553(Top 13%)3226(Top 20%)3226(Top 57%)
23M23.00 mi1.25 mi2635+302504+342504+342856(Top 10%)2618(Top 16%)2618(Top 46%)
24M24.00 mi1.00 mi2645-102511-72511-73905(Top 14%)3458(Top 21%)3458(Top 61%)
40K24.85 mi0.85 mi2617+282481+302481+302686(Top 9%)2443(Top 15%)2443(Top 43%)
25.2M25.20 mi0.35 mi2612+52474+72474+72953(Top 10%)2632(Top 16%)2632(Top 47%)
Finish26.22 mi1.02 mi2607+52467+72467+73103(Top 11%)2758(Top 17%)2758(Top 49%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21story building
+97ft-345ft

Overall

3111

Males

2963

M18-39

2963

5K→10K

3.1 - 6.2 mi

Top 14%
×5story building
+79ft-138ft

Overall

3937

Males

3708

M18-39

3708

10K→15K

6.2 - 9.3 mi

Top 11%
×3story building
+67ft-78ft

Overall

3111

Males

2963

M18-39

2963

15K→20K

9.3 - 12.4 mi

Top 11%
×5story building
+106ft-86ft

Overall

3204

Males

3039

M18-39

3039

20K→Half

12.4 - 13.1 mi

Top 10%
×2story building
+19ft-37ft

Overall

2833

Males

2709

M18-39

2709

Half→25K

13.1 - 15.5 mi

Top 9%
×4story building
+66ft-88ft

Overall

2482

Males

2360

M18-39

2360

25K→30K

15.5 - 18.6 mi

Top 7%
×9story building
+181ft-148ft

Overall

1978

Males

1881

M18-39

1881

30K→20M

18.6 - 20.0 mi

Top 8%
×5story building
+64ft-50ft

Overall

2403

Males

2270

M18-39

2270

20M→21M

20.0 - 21.0 mi

Top 8%
×8story building
+106ft-24ft

Overall

2146

Males

2011

M18-39

2011

21M→35K

21.0 - 21.8 mi

Top 13%
×7story building
+17ft-86ft

Overall

3553

Males

3226

M18-39

3226

35K→23M

21.8 - 23.0 mi

Top 10%
×5story building
+23ft-63ft

Overall

2856

Males

2618

M18-39

2618

23M→24M

23.0 - 24.0 mi

Top 14%
×6story building
+12ft-82ft

Overall

3905

Males

3458

M18-39

3458

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2686

Males

2443

M18-39

2443

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2953

Males

2632

M18-39

2632

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

3103

Males

2758

M18-39

2758

Passing Analysis

Category:
Athletes Passed
1178
Passed By
899
Net Change
+279
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2886
5K → 10K22529-507#2886#3393
10K → 15K16642+124#3393#3269
15K → 20K10659+47#3269#3222
20K → Half304+26#3222#3196
Half → 25K1655+160#3196#3036
25K → 30K2878+279#3036#2757
30K → 20M8030+50#2757#2707
20M → 21M8821+67#2707#2640
21M → 35K2449-25#2640#2665
35K → 23M6535+30#2665#2635
23M → 24M4151-10#2635#2645
24M → 40K4820+28#2645#2617
40K → 25.2M1813+5#2617#2612
25.2M → Finish3833+5#2612#2607
TOTALS1178899+279
📊

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