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BOSTON MARATHON 2025

Oystein Sandvik

Bib: 1442•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 4%
Masters (Masters Men)
#0 / 10463
Top 0.8%
Division (M40-44)
#0 / 2247
Top 3%
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
5:59/mi
18:36
↑ 97↓ 3451.5%
10K· 6.21 mi
5:58/mi
37:07
↑ 79↓ 1380.4%
15K· 9.32 mi
5:59/mi
55:42
↑ 67↓ 78
20K· 12.43 mi
6:00/mi
1:14:22
↑ 106↓ 860.1%
Half· 13.11 mi
5:59/mi
1:18:27
↑ 19↓ 370.5%
25K· 15.53 mi
6:00/mi
1:32:59
↑ 66↓ 880.2%
30K· 18.64 mi
6:08/mi
1:52:02
↑ 181↓ 1480.2%
20M
6:11/mi
2:00:26
↑ 64↓ 500.2%
21M
6:37/mi
2:07:03
↑ 106↓ 241.6%
35K· 21.75 mi
6:01/mi
2:11:33
↑ 17↓ 861.7%
23M
6:19/mi
2:19:28
↑ 23↓ 630.6%
24M
6:02/mi
2:25:30
↓ 821.3%
40K· 24.85 mi
6:12/mi
2:30:48
↓ 200.3%
25.2M
6:40/mi
2:33:06
↑ 13↓ 160.2%
Finish· 26.22 mi
5:54/mi
2:39:07
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:27
Pace5:59 /mi
2nd Half
Distance13.11 mi
Time1:20:40
Pace6:09 /mi
📊Positive Split: 2.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:0618:365:5918:36
5:59
-
10K
6.21 mi10:37:3737:075:5818:31
5:58
-0:01
15K
9.32 mi10:56:1255:425:5918:35
5:59
+0:01
20K
12.43 mi11:14:521:14:225:5918:40
6:00
+0:01
Half
13.11 mi11:18:571:18:275:594:05
5:59
-0:01
25K
15.53 mi11:33:291:32:595:5914:32
6:00
+0:01
30K
18.64 mi11:52:321:52:026:0119:03
6:08
+0:08
20M
20.00 mi12:00:562:00:266:018:24
6:11
+0:03
21M
21.00 mi12:07:332:07:036:036:37
6:37
+0:26
35K
21.75 mi12:12:032:11:336:034:30
6:01
-0:36
23M
23.00 mi12:19:582:19:286:047:55
6:19
+0:18
24M
24.00 mi12:26:002:25:306:046:02
6:02
-0:17
40K
24.85 mi12:31:182:30:486:045:18
6:12
+0:10
25.2M
25.20 mi12:33:362:33:066:052:18
6:40
+0:28
Finish
26.22 mi12:39:372:39:076:046:01
5:54
-0:46

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

5:54 /mi

Average Pace

6:04 /mi

Slowest Pace

6:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:12

94% of race

Time at Steady Pace

8:55

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:04 /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 mi10:19:0618:365:5918:36
5:59
#1038
10K
6.21 mi10:37:3737:075:5818:31
5:58
#1001
15K
9.32 mi10:56:1255:425:5918:35
5:59
#989
20K
12.43 mi11:14:521:14:225:5918:40
6:00
#953
Half
13.11 mi11:18:571:18:275:594:05
5:59
#959
25K
15.53 mi11:33:291:32:595:5914:32
6:00
#916
30K
18.64 mi11:52:321:52:026:0119:03
6:08
#849
20M
20.00 mi12:00:562:00:266:018:24
6:11
#815
21M
21.00 mi12:07:332:07:036:036:37
6:37
#812
35K
21.75 mi12:12:032:11:336:034:30
6:01
#795
23M
23.00 mi12:19:582:19:286:047:55
6:19
#784
24M
24.00 mi12:26:002:25:306:046:02
6:02
#760
40K
24.85 mi12:31:182:30:486:045:18
6:12
#743
25.2M
25.20 mi12:33:362:33:066:052:18
6:40
#737
Finish
26.22 mi12:39:372:39:076:046:01
5:54
#723
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1038979979971(Top 3%)918(Top 6%)918(Top 41%)
10K6.21 mi3.10 mi1001+37943+36943+36988(Top 3%)933(Top 6%)933(Top 42%)
15K9.32 mi3.11 mi989+12932+11932+11971(Top 3%)918(Top 6%)918(Top 41%)
20K12.43 mi3.11 mi953+36897+35897+35878(Top 3%)827(Top 5%)827(Top 37%)
Half13.11 mi0.68 mi959-6904-7904-71066(Top 4%)1008(Top 6%)1008(Top 45%)
25K15.53 mi2.42 mi916+43864+40864+40783(Top 3%)735(Top 5%)735(Top 33%)
30K18.64 mi3.11 mi849+67797+67797+67748(Top 3%)700(Top 4%)700(Top 31%)
20M20.00 mi1.36 mi815+34765+32765+32677(Top 2%)637(Top 4%)637(Top 28%)
21M21.00 mi1.00 mi812+3762+3762+3943(Top 3%)893(Top 6%)893(Top 40%)
35K21.75 mi0.75 mi795+17745+17745+17754(Top 3%)705(Top 4%)705(Top 31%)
23M23.00 mi1.25 mi784+11735+10735+10926(Top 3%)871(Top 5%)871(Top 39%)
24M24.00 mi1.00 mi760+24711+24711+24636(Top 2%)595(Top 4%)595(Top 26%)
40K24.85 mi0.85 mi743+17694+17694+17717(Top 3%)672(Top 4%)672(Top 30%)
25.2M25.20 mi0.35 mi737+6688+6688+6696(Top 2%)646(Top 4%)646(Top 29%)
Finish26.22 mi1.02 mi723+14673+15673+15687(Top 2%)647(Top 4%)647(Top 29%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21story building
+97ft-345ft

Overall

971

Males

918

M40-44

918

5K→10K

3.1 - 6.2 mi

Top 3%
×5story building
+79ft-138ft

Overall

988

Males

933

M40-44

933

10K→15K

6.2 - 9.3 mi

Top 3%
×3story building
+67ft-78ft

Overall

971

Males

918

M40-44

918

15K→20K

9.3 - 12.4 mi

Top 3%
×5story building
+106ft-86ft

Overall

878

Males

827

M40-44

827

20K→Half

12.4 - 13.1 mi

Top 4%
×2story building
+19ft-37ft

Overall

1066

Males

1008

M40-44

1008

Half→25K

13.1 - 15.5 mi

Top 3%
×4story building
+66ft-88ft

Overall

783

Males

735

M40-44

735

25K→30K

15.5 - 18.6 mi

Top 3%
×9story building
+181ft-148ft

Overall

748

Males

700

M40-44

700

30K→20M

18.6 - 20.0 mi

Top 2%
×5story building
+64ft-50ft

Overall

677

Males

637

M40-44

637

20M→21M

20.0 - 21.0 mi

Top 3%
×8story building
+106ft-24ft

Overall

943

Males

893

M40-44

893

21M→35K

21.0 - 21.8 mi

Top 3%
×7story building
+17ft-86ft

Overall

754

Males

705

M40-44

705

35K→23M

21.8 - 23.0 mi

Top 3%
×5story building
+23ft-63ft

Overall

926

Males

871

M40-44

871

23M→24M

23.0 - 24.0 mi

Top 2%
×6story building
+12ft-82ft

Overall

636

Males

595

M40-44

595

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

717

Males

672

M40-44

672

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

696

Males

646

M40-44

646

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2story building
+22ft-21ft

Overall

687

Males

647

M40-44

647

Passing Analysis

Category:
Athletes Passed
458
Passed By
143
Net Change
+315
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1038
5K → 10K6225+37#1038#1001
10K → 15K3523+12#1001#989
15K → 20K4812+36#989#953
20K → Half410-6#953#959
Half → 25K529+43#959#916
25K → 30K7912+67#916#849
30K → 20M373+34#849#815
20M → 21M1714+3#815#812
21M → 35K236+17#812#795
35K → 23M2211+11#795#784
23M → 24M262+24#784#760
24M → 40K214+17#760#743
40K → 25.2M104+6#743#737
25.2M → Finish228+14#737#723
TOTALS458143+315
📊

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