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BOSTON MARATHON 2025

Mark Vanstone

Bib: 31803 M GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
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
9:39/mi
30:00
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
10:40/mi
1:03:08
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
12:33/mi
1:42:06
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
13:03/mi
2:22:38
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
12:19/mi
2:31:02
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
14:23/mi
3:05:55
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
13:07/mi
3:46:39
↑ 181↓ 1480.2%
138 ft elev
20M
12:38/mi
4:03:49
↑ 64↓ 500.2%
148 ft elev
21M
14:00/mi
4:17:49
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
10:39/mi
4:25:47
↑ 17↓ 861.7%
156 ft elev
23M
11:56/mi
4:40:44
↑ 23↓ 630.6%
116 ft elev
24M
10:42/mi
4:51:26
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:42/mi
5:00:35
↓ 200.3%
20 ft elev
25.2M
12:43/mi
5:04:58
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:25/mi
5:14:34
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:31:02
Pace11:31 /mi
2nd Half
Distance13.11 mi
Time2:43:32
Pace12:28 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:2730:009:3930:00
9:39
-
10K
6.21 mi12:23:351:03:0810:1033:08
10:40
+1:01
15K
9.32 mi13:02:331:42:0610:5738:58
12:33
+1:53
20K
12.43 mi13:43:052:22:3811:2940:32
13:03
+0:30
Half
13.11 mi13:51:292:31:0211:318:24
12:19
-0:44
25K
15.53 mi14:26:223:05:5511:5834:53
14:23
+2:04
30K
18.64 mi15:07:063:46:3912:1040:44
13:07
-1:16
20M
20.00 mi15:24:164:03:4912:1117:10
12:38
-0:29
21M
21.00 mi15:38:164:17:4912:1714:00
14:00
+1:22
35K
21.75 mi15:46:144:25:4712:137:58
10:39
-3:21
23M
23.00 mi16:01:114:40:4412:1214:57
11:56
+1:17
24M
24.00 mi16:11:534:51:2612:0910:42
10:42
-1:14
40K
24.85 mi16:21:025:00:3512:069:09
10:42
0:00
25.2M
25.20 mi16:25:255:04:5812:064:23
12:43
+2:01
Finish
26.22 mi16:35:015:14:3412:009:36
9:25
-3:18

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

9:25 /mi

Average Pace

12:00 /mi

Slowest Pace

14:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:33

32% of race

Time at Steady Pace

2:04:24

40% of race

Time at Slower Pace

1:29:37

28% of race

Average Pace: 12:00 /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 mi11:50:2730:009:3930:00
9:39
#24710
10K
6.21 mi12:23:351:03:0810:1033:08
10:40
#25823
15K
9.32 mi13:02:331:42:0610:5738:58
12:33
#27006
20K
12.43 mi13:43:052:22:3811:2940:32
13:03
#27360
Half
13.11 mi13:51:292:31:0211:318:24
12:19
#27383
25K
15.53 mi14:26:223:05:5511:5834:53
14:23
#27569
30K
18.64 mi15:07:063:46:3912:1040:44
13:07
#27450
20M
20.00 mi15:24:164:03:4912:1117:10
12:38
#27361
21M
21.00 mi15:38:164:17:4912:1714:00
14:00
#27333
35K
21.75 mi15:46:144:25:4712:137:58
10:39
#27244
23M
23.00 mi16:01:114:40:4412:1214:57
11:56
#27159
24M
24.00 mi16:11:534:51:2612:0910:42
10:42
#27079
40K
24.85 mi16:21:025:00:3512:069:09
10:42
#26970
25.2M
25.20 mi16:25:255:04:5812:064:23
12:43
#26947
Finish
26.22 mi16:35:015:14:3412:009:36
9:25
#26827
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi24710145831458327955(Top 98%)15937(Top 99%)15937(Top 967%)
10K6.21 mi3.10 mi25823-111315083-50015083-50026546(Top 93%)15391(Top 96%)15391(Top 934%)
15K9.32 mi3.11 mi27006-118315577-49415577-49427955(Top 98%)15937(Top 99%)15937(Top 967%)
20K12.43 mi3.11 mi27360-35415718-14115718-14127853(Top 98%)15877(Top 99%)15877(Top 963%)
Half13.11 mi0.68 mi27383-2315722-415722-427668(Top 97%)15791(Top 98%)15791(Top 958%)
25K15.53 mi2.42 mi27569-18615781-5915781-5928061(Top 99%)15942(Top 99%)15942(Top 967%)
30K18.64 mi3.11 mi27450+11915708+7315708+7326790(Top 94%)15343(Top 95%)15343(Top 931%)
20M20.00 mi1.36 mi27361+8915668+4015668+4026063(Top 92%)14954(Top 93%)14954(Top 907%)
21M21.00 mi1.00 mi27333+2815650+1815650+1826239(Top 92%)14997(Top 93%)14997(Top 910%)
35K21.75 mi0.75 mi27244+8915610+4015610+4023479(Top 83%)13631(Top 85%)13631(Top 827%)
23M23.00 mi1.25 mi27159+8515571+3915571+3925035(Top 88%)14351(Top 89%)14351(Top 871%)
24M24.00 mi1.00 mi27079+8015527+4415527+4423297(Top 82%)13454(Top 84%)13454(Top 816%)
40K24.85 mi0.85 mi26970+10915478+4915478+4922474(Top 79%)12967(Top 81%)12967(Top 787%)
25.2M25.20 mi0.35 mi26947+2315465+1315465+1324598(Top 87%)14073(Top 87%)14073(Top 854%)
Finish26.22 mi1.02 mi26827+12015407+5815407+5820895(Top 74%)12244(Top 76%)12244(Top 743%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21story building
+97ft-345ft

Overall

27955

Males

15937

M55-59

15937

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

26546

Males

15391

M55-59

15391

10K→15K

6.2 - 9.3 mi

Top 98%
×3story building
+67ft-78ft

Overall

27955

Males

15937

M55-59

15937

15K→20K

9.3 - 12.4 mi

Top 98%
×5story building
+106ft-86ft

Overall

27853

Males

15877

M55-59

15877

20K→Half

12.4 - 13.1 mi

Top 97%
×2story building
+19ft-37ft

Overall

27668

Males

15791

M55-59

15791

Half→25K

13.1 - 15.5 mi

Top 99%
×4story building
+66ft-88ft

Overall

28061

Males

15942

M55-59

15942

25K→30K

15.5 - 18.6 mi

Top 94%
×9story building
+181ft-148ft

Overall

26790

Males

15343

M55-59

15343

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

26063

Males

14954

M55-59

14954

20M→21M

20.0 - 21.0 mi

Top 92%
×8story building
+106ft-24ft

Overall

26239

Males

14997

M55-59

14997

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

23479

Males

13631

M55-59

13631

35K→23M

21.8 - 23.0 mi

Top 88%
×5story building
+23ft-63ft

Overall

25035

Males

14351

M55-59

14351

23M→24M

23.0 - 24.0 mi

Top 82%
×6story building
+12ft-82ft

Overall

23297

Males

13454

M55-59

13454

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22474

Males

12967

M55-59

12967

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

24598

Males

14073

M55-59

14073

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2story building
+22ft-21ft

Overall

20895

Males

12244

M55-59

12244

Passing Analysis

Category:
Athletes Passed
841
Passed By
2958
Net Change
-2117
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24710
5K → 10K191132-1113#24710#25823
10K → 15K01183-1183#25823#27006
15K → 20K20374-354#27006#27360
20K → Half1033-23#27360#27383
Half → 25K17203-186#27383#27569
25K → 30K13314+119#27569#27450
30K → 20M901+89#27450#27361
20M → 21M4012+28#27361#27333
21M → 35K890+89#27333#27244
35K → 23M872+85#27244#27159
23M → 24M822+80#27159#27079
24M → 40K1090+109#27079#26970
40K → 25.2M241+23#26970#26947
25.2M → Finish1211+120#26947#26827
TOTALS8412958-2117
📊

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