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BOSTON MARATHON 2025

Rob Zand

Bib: 5152•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 9%
Gender (Male)
#0 / 16105
Top 15%
Masters (Masters Men)
#0 / 10463
Top 4%
Division (M55-59)
#0 / 1648
Top 0.5%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:16
Rank: #4007
Start → 5K
20:16 | 6:31/mi
10K· 6.21 mi
40:42
Rank: #4141 (-134)
5K → 10K
20:26 | 6:35/mi
15K· 9.32 mi
1:00:56
Rank: #3943 (+198)
10K → 15K
20:14 | 6:31/mi
20K· 12.43 mi
1:21:11
Rank: #3725 (+218)
15K → 20K
20:15 | 6:31/mi
Half· 13.11 mi
1:25:33
Rank: #3694 (+31)
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:41:11
Rank: #3470 (+224)
Half → 25K
15:38 | 6:27/mi
30K· 18.64 mi
2:01:10
Rank: #3043 (+427)
25K → 30K
19:59 | 6:26/mi
20M
2:09:54
Rank: #2843 (+200)
30K → 20M
8:44 | 6:26/mi
21M
2:16:46
Rank: #2742 (+101)
20M → 21M
6:52 | 6:52/mi
35K· 21.75 mi
2:21:23
Rank: #2647 (+95)
21M → 35K
4:37 | 6:10/mi
23M
2:29:34
Rank: #2533 (+114)
35K → 23M
8:11 | 6:32/mi
24M
2:36:01
Rank: #2469 (+64)
23M → 24M
6:27 | 6:27/mi
40K· 24.85 mi
2:41:52
Rank: #2476 (-7)
24M → 40K
5:51 | 6:51/mi
25.2M
2:44:31
Rank: #2491 (-15)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:51:39
Rank: #2563 (-72)
25.2M → Finish
7:08 | 7:00/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:25:33
Pace6:32 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:26:06
Pace6:34 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2420:166:3120:16
6:31
-
10K
6.21 mi10:43:5040:426:3320:26
6:35
+0:04
15K
9.32 mi11:04:041:00:566:3220:14
6:31
-0:04
20K
12.43 mi11:24:191:21:116:3220:15
6:31
0:00
Half
13.11 mi11:28:411:25:336:324:22
6:24
-0:07
25K
15.53 mi11:44:191:41:116:3115:38
6:27
+0:03
30K
18.64 mi12:04:182:01:106:3019:59
6:26
-0:01
20M
20.00 mi12:13:022:09:546:308:44
6:26
0:00
21M
21.00 mi12:19:542:16:466:316:52
6:52
+0:26
35K
21.75 mi12:24:312:21:236:304:37
6:10
-0:42
23M
23.00 mi12:32:422:29:346:308:11
6:32
+0:22
24M
24.00 mi12:39:092:36:016:306:27
6:27
-0:05
40K
24.85 mi12:45:002:41:526:315:51
6:51
+0:24
25.2M
25.20 mi12:47:392:44:316:322:39
7:41
+0:50
Finish
26.22 mi12:54:472:51:396:337:08
7:00
-0:41

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

6:10 /mi

Average Pace

6:33 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:37

3% of race

Time at Steady Pace

2:24:32

84% of race

Time at Slower Pace

22:30

13% 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 mi10:23:2420:166:3120:16
6:31
#4007
10K
6.21 mi10:43:5040:426:3320:26
6:35
#4141
15K
9.32 mi11:04:041:00:566:3220:14
6:31
#3943
20K
12.43 mi11:24:191:21:116:3220:15
6:31
#3725
Half
13.11 mi11:28:411:25:336:324:22
6:24
#3694
25K
15.53 mi11:44:191:41:116:3115:38
6:27
#3470
30K
18.64 mi12:04:182:01:106:3019:59
6:26
#3043
20M
20.00 mi12:13:022:09:546:308:44
6:26
#2843
21M
21.00 mi12:19:542:16:466:316:52
6:52
#2742
35K
21.75 mi12:24:312:21:236:304:37
6:10
#2647
23M
23.00 mi12:32:422:29:346:308:11
6:32
#2533
24M
24.00 mi12:39:092:36:016:306:27
6:27
#2469
40K
24.85 mi12:45:002:41:526:315:51
6:51
#2476
25.2M
25.20 mi12:47:392:44:316:322:39
7:41
#2491
Finish
26.22 mi12:54:472:51:396:337:08
7:00
#2563
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi4007378237823654(Top 13%)3452(Top 21%)3452(Top 209%)
10K6.21 mi3.10 mi4141-1343903-1213903-1214277(Top 15%)4019(Top 25%)4019(Top 244%)
15K9.32 mi3.11 mi3943+1983716+1873716+1873654(Top 13%)3452(Top 21%)3452(Top 209%)
20K12.43 mi3.11 mi3725+2183517+1993517+1993236(Top 11%)3068(Top 19%)3068(Top 186%)
Half13.11 mi0.68 mi3694+313492+253492+253077(Top 11%)2938(Top 18%)2938(Top 178%)
25K15.53 mi2.42 mi3470+2243290+2023290+2022613(Top 9%)2487(Top 15%)2487(Top 151%)
30K18.64 mi3.11 mi3043+4272898+3922898+3921695(Top 6%)1608(Top 10%)1608(Top 98%)
20M20.00 mi1.36 mi2843+2002708+1902708+1901348(Top 5%)1275(Top 8%)1275(Top 77%)
21M21.00 mi1.00 mi2742+1012610+982610+981776(Top 6%)1677(Top 10%)1677(Top 102%)
35K21.75 mi0.75 mi2647+952521+892521+891162(Top 4%)1097(Top 7%)1097(Top 67%)
23M23.00 mi1.25 mi2533+1142410+1112410+1111600(Top 6%)1498(Top 9%)1498(Top 91%)
24M24.00 mi1.00 mi2469+642349+612349+611881(Top 7%)1750(Top 11%)1750(Top 106%)
40K24.85 mi0.85 mi2476-72350-12350-13060(Top 11%)2756(Top 17%)2756(Top 167%)
25.2M25.20 mi0.35 mi2491-152362-122362-124254(Top 15%)3610(Top 22%)3610(Top 219%)
Finish26.22 mi1.02 mi2563-722429-672429-675711(Top 20%)4548(Top 28%)4548(Top 276%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3654

Males

3452

M55-59

3452

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4277

Males

4019

M55-59

4019

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3654

Males

3452

M55-59

3452

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

3236

Males

3068

M55-59

3068

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3077

Males

2938

M55-59

2938

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2613

Males

2487

M55-59

2487

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1695

Males

1608

M55-59

1608

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1348

Males

1275

M55-59

1275

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1776

Males

1677

M55-59

1677

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1162

Males

1097

M55-59

1097

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1600

Males

1498

M55-59

1498

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1881

Males

1750

M55-59

1750

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3060

Males

2756

M55-59

2756

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4254

Males

3610

M55-59

3610

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5711

Males

4548

M55-59

4548

Passing Analysis

Category:
Athletes Passed
1891
Passed By
447
Net Change
+1444
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4007
5K → 10K99233-134#4007#4141
10K → 15K22325+198#4141#3943
15K → 20K2268+218#3943#3725
20K → Half376+31#3725#3694
Half → 25K2273+224#3694#3470
25K → 30K4292+427#3470#3043
30K → 20M2000+200#3043#2843
20M → 21M1087+101#2843#2742
21M → 35K950+95#2742#2647
35K → 23M1195+114#2647#2533
23M → 24M7410+64#2533#2469
24M → 40K2835-7#2469#2476
40K → 25.2M1025-15#2476#2491
25.2M → Finish1688-72#2491#2563
TOTALS1891447+1444
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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