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BOSTON MARATHON 2025

James Goulstone

Bib: 10725•M

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 22%
Gender (Male)
#0 / 16105
Top 34%
Masters (Masters Men)
#0 / 10463
Top 20%
Division (M45-49)
#0 / 2386
Top 27%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:10/mi
22:16
↑ 97↓ 3451.5%
10K· 6.21 mi
6:58/mi
43:56
↑ 79↓ 1380.4%
15K· 9.32 mi
6:56/mi
1:05:27
↑ 67↓ 78
20K· 12.43 mi
6:56/mi
1:26:58
↑ 106↓ 860.1%
Half· 13.11 mi
6:50/mi
1:31:38
↑ 19↓ 370.5%
25K· 15.53 mi
6:52/mi
1:48:17
↑ 66↓ 880.2%
30K· 18.64 mi
6:56/mi
2:09:51
↑ 181↓ 1480.2%
20M
6:58/mi
2:19:19
↑ 64↓ 500.2%
21M
7:19/mi
2:26:38
↑ 106↓ 241.6%
35K· 21.75 mi
6:42/mi
2:31:39
↑ 17↓ 861.7%
23M
7:24/mi
2:40:55
↑ 23↓ 630.6%
24M
7:39/mi
2:48:34
↓ 821.3%
40K· 24.85 mi
7:56/mi
2:55:21
↓ 200.3%
25.2M
8:54/mi
2:58:25
↑ 13↓ 160.2%
Finish· 26.22 mi
8:06/mi
3:06:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:38
Pace6:59 /mi
2nd Half
Distance13.11 mi
Time1:35:02
Pace7:15 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:4222:167:1022:16
7:10
-
10K
6.21 mi11:10:2243:567:0421:40
6:58
-0:12
15K
9.32 mi11:31:531:05:277:0121:31
6:56
-0:02
20K
12.43 mi11:53:241:26:587:0021:31
6:56
0:00
Half
13.11 mi11:58:041:31:386:594:40
6:50
-0:06
25K
15.53 mi12:14:431:48:176:5816:39
6:52
+0:02
30K
18.64 mi12:36:172:09:516:5821:34
6:56
+0:04
20M
20.00 mi12:45:452:19:196:589:28
6:58
+0:02
21M
21.00 mi12:53:042:26:386:597:19
7:19
+0:21
35K
21.75 mi12:58:052:31:396:585:01
6:42
-0:37
23M
23.00 mi13:07:212:40:557:009:16
7:24
+0:42
24M
24.00 mi13:15:002:48:347:017:39
7:39
+0:15
40K
24.85 mi13:21:472:55:217:036:47
7:56
+0:17
25.2M
25.20 mi13:24:512:58:257:053:04
8:54
+0:58
Finish
26.22 mi13:33:063:06:407:078:15
8:06
-0:48

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

6:42 /mi

Average Pace

7:07 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:24:20

77% of race

Time at Slower Pace

42:20

23% of race

Average Pace: 7:07 /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 mi10:48:4222:167:1022:16
7:10
#9173
10K
6.21 mi11:10:2243:567:0421:40
6:58
#8425
15K
9.32 mi11:31:531:05:277:0121:31
6:56
#7905
20K
12.43 mi11:53:241:26:587:0021:31
6:56
#7487
Half
13.11 mi11:58:041:31:386:594:40
6:50
#7419
25K
15.53 mi12:14:431:48:176:5816:39
6:52
#7066
30K
18.64 mi12:36:172:09:516:5821:34
6:56
#6434
20M
20.00 mi12:45:452:19:196:589:28
6:58
#6171
21M
21.00 mi12:53:042:26:386:597:19
7:19
#5973
35K
21.75 mi12:58:052:31:396:585:01
6:42
#5840
23M
23.00 mi13:07:212:40:557:009:16
7:24
#5783
24M
24.00 mi13:15:002:48:347:017:39
7:39
#5841
40K
24.85 mi13:21:472:55:217:036:47
7:56
#5919
25.2M
25.20 mi13:24:512:58:257:053:04
8:54
#5952
Finish
26.22 mi13:33:063:06:407:078:15
8:06
#6168
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi9173770477047112(Top 25%)6330(Top 39%)6330(Top 265%)
10K6.21 mi3.10 mi8425+7487250+4547250+4547745(Top 27%)6804(Top 42%)6804(Top 285%)
15K9.32 mi3.11 mi7905+5206920+3306920+3307112(Top 25%)6330(Top 39%)6330(Top 265%)
20K12.43 mi3.11 mi7487+4186620+3006620+3006376(Top 22%)5722(Top 36%)5722(Top 240%)
Half13.11 mi0.68 mi7419+686571+496571+496427(Top 23%)5767(Top 36%)5767(Top 242%)
25K15.53 mi2.42 mi7066+3536306+2656306+2655408(Top 19%)4924(Top 31%)4924(Top 206%)
30K18.64 mi3.11 mi6434+6325784+5225784+5224344(Top 15%)3979(Top 25%)3979(Top 167%)
20M20.00 mi1.36 mi6171+2635551+2335551+2333899(Top 14%)3582(Top 22%)3582(Top 150%)
21M21.00 mi1.00 mi5973+1985385+1665385+1663693(Top 13%)3375(Top 21%)3375(Top 141%)
35K21.75 mi0.75 mi5840+1335277+1085277+1083540(Top 12%)3213(Top 20%)3213(Top 135%)
23M23.00 mi1.25 mi5783+575212+655212+656039(Top 21%)4984(Top 31%)4984(Top 209%)
24M24.00 mi1.00 mi5841-585238-265238-268724(Top 31%)6491(Top 40%)6491(Top 272%)
40K24.85 mi0.85 mi5919-785288-505288-509649(Top 34%)6859(Top 43%)6859(Top 287%)
25.2M25.20 mi0.35 mi5952-335303-155303-1511090(Top 39%)7496(Top 47%)7496(Top 314%)
Finish26.22 mi1.02 mi6168-2165439-1365439-13613513(Top 48%)8760(Top 54%)8760(Top 367%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21story building
+97ft-345ft

Overall

7112

Males

6330

M45-49

6330

5K→10K

3.1 - 6.2 mi

Top 27%
×5story building
+79ft-138ft

Overall

7745

Males

6804

M45-49

6804

10K→15K

6.2 - 9.3 mi

Top 25%
×3story building
+67ft-78ft

Overall

7112

Males

6330

M45-49

6330

15K→20K

9.3 - 12.4 mi

Top 22%
×5story building
+106ft-86ft

Overall

6376

Males

5722

M45-49

5722

20K→Half

12.4 - 13.1 mi

Top 23%
×2story building
+19ft-37ft

Overall

6427

Males

5767

M45-49

5767

Half→25K

13.1 - 15.5 mi

Top 19%
×4story building
+66ft-88ft

Overall

5408

Males

4924

M45-49

4924

25K→30K

15.5 - 18.6 mi

Top 15%
×9story building
+181ft-148ft

Overall

4344

Males

3979

M45-49

3979

30K→20M

18.6 - 20.0 mi

Top 14%
×5story building
+64ft-50ft

Overall

3899

Males

3582

M45-49

3582

20M→21M

20.0 - 21.0 mi

Top 13%
×8story building
+106ft-24ft

Overall

3693

Males

3375

M45-49

3375

21M→35K

21.0 - 21.8 mi

Top 12%
×7story building
+17ft-86ft

Overall

3540

Males

3213

M45-49

3213

35K→23M

21.8 - 23.0 mi

Top 21%
×5story building
+23ft-63ft

Overall

6039

Males

4984

M45-49

4984

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

8724

Males

6491

M45-49

6491

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9649

Males

6859

M45-49

6859

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

11090

Males

7496

M45-49

7496

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2story building
+22ft-21ft

Overall

13513

Males

8760

M45-49

8760

Passing Analysis

Category:
Athletes Passed
3618
Passed By
613
Net Change
+3005
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9173
5K → 10K78032+748#9173#8425
10K → 15K53010+520#8425#7905
15K → 20K4268+418#7905#7487
20K → Half702+68#7487#7419
Half → 25K3552+353#7419#7066
25K → 30K6320+632#7066#6434
30K → 20M2685+263#6434#6171
20M → 21M2002+198#6171#5973
21M → 35K1363+133#5973#5840
35K → 23M11457+57#5840#5783
23M → 24M4199-58#5783#5841
24M → 40K30108-78#5841#5919
40K → 25.2M1750-33#5919#5952
25.2M → Finish19235-216#5952#6168
TOTALS3618613+3005
📊

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