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BOSTON MARATHON 2025

Olsen Pancoast

Bib: 1594•M

MN

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 6%
Gender (Male)
#0 / 16105
Top 11%
Division (M18-39)
#0 / 5642
Top 25%
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
6:10/mi
19:09
↑ 97↓ 3451.5%
10K· 6.21 mi
6:11/mi
38:22
↑ 79↓ 1380.4%
15K· 9.32 mi
6:09/mi
57:29
↑ 67↓ 78
20K· 12.43 mi
6:06/mi
1:16:27
↑ 106↓ 860.1%
Half· 13.11 mi
5:59/mi
1:20:32
↑ 19↓ 370.5%
25K· 15.53 mi
6:06/mi
1:35:19
↑ 66↓ 880.2%
30K· 18.64 mi
6:18/mi
1:54:54
↑ 181↓ 1480.2%
20M
6:37/mi
2:03:54
↑ 64↓ 500.2%
21M
7:09/mi
2:11:03
↑ 106↓ 241.6%
35K· 21.75 mi
6:46/mi
2:16:07
↑ 17↓ 861.7%
23M
7:03/mi
2:24:57
↑ 23↓ 630.6%
24M
7:00/mi
2:31:57
↓ 821.3%
40K· 24.85 mi
7:08/mi
2:38:03
↓ 200.3%
25.2M
7:44/mi
2:40:43
↑ 13↓ 160.2%
Finish· 26.22 mi
6:49/mi
2:47:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:32
Pace6:09 /mi
2nd Half
Distance13.11 mi
Time1:27:08
Pace6:39 /mi
📊Positive Split: 8.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:4219:096:1019:09
6:10
-
10K
6.21 mi10:38:5538:226:1019:13
6:11
+0:01
15K
9.32 mi10:58:0257:296:1019:07
6:09
-0:02
20K
12.43 mi11:17:001:16:276:0918:58
6:06
-0:03
Half
13.11 mi11:21:051:20:326:094:05
5:59
-0:07
25K
15.53 mi11:35:521:35:196:0814:47
6:06
+0:07
30K
18.64 mi11:55:271:54:546:1019:35
6:18
+0:12
20M
20.00 mi12:04:272:03:546:129:00
6:37
+0:19
21M
21.00 mi12:11:362:11:036:147:09
7:09
+0:32
35K
21.75 mi12:16:402:16:076:165:04
6:46
-0:23
23M
23.00 mi12:25:302:24:576:188:50
7:03
+0:17
24M
24.00 mi12:32:302:31:576:207:00
7:00
-0:03
40K
24.85 mi12:38:362:38:036:226:06
7:08
+0:08
25.2M
25.20 mi12:41:162:40:436:232:40
7:44
+0:36
Finish
26.22 mi12:48:132:47:406:246:57
6:49
-0:55

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

5:59 /mi

Average Pace

6:24 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:54

69% of race

Time at Steady Pace

21:01

13% of race

Time at Slower Pace

31:45

19% of race

Average Pace: 6:24 /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 mi10:19:4219:096:1019:09
6:10
#1677
10K
6.21 mi10:38:5538:226:1019:13
6:11
#1759
15K
9.32 mi10:58:0257:296:1019:07
6:09
#1690
20K
12.43 mi11:17:001:16:276:0918:58
6:06
#1538
Half
13.11 mi11:21:051:20:326:094:05
5:59
#1511
25K
15.53 mi11:35:521:35:196:0814:47
6:06
#1414
30K
18.64 mi11:55:271:54:546:1019:35
6:18
#1344
20M
20.00 mi12:04:272:03:546:129:00
6:37
#1370
21M
21.00 mi12:11:362:11:036:147:09
7:09
#1418
35K
21.75 mi12:16:402:16:076:165:04
6:46
#1471
23M
23.00 mi12:25:302:24:576:188:50
7:03
#1549
24M
24.00 mi12:32:302:31:576:207:00
7:00
#1652
40K
24.85 mi12:38:362:38:036:226:06
7:08
#1736
25.2M
25.20 mi12:41:162:40:436:232:40
7:44
#1760
Finish
26.22 mi12:48:132:47:406:246:57
6:49
#1819
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1677159515951624(Top 6%)1541(Top 10%)1541(Top 27%)
10K6.21 mi3.10 mi1759-821672-771672-771844(Top 6%)1752(Top 11%)1752(Top 31%)
15K9.32 mi3.11 mi1690+691607+651607+651624(Top 6%)1541(Top 10%)1541(Top 27%)
20K12.43 mi3.11 mi1538+1521460+1471460+1471191(Top 4%)1126(Top 7%)1126(Top 20%)
Half13.11 mi0.68 mi1511+271436+241436+241130(Top 4%)1072(Top 7%)1072(Top 19%)
25K15.53 mi2.42 mi1414+971342+941342+941089(Top 4%)1027(Top 6%)1027(Top 18%)
30K18.64 mi3.11 mi1344+701269+731269+731223(Top 4%)1154(Top 7%)1154(Top 20%)
20M20.00 mi1.36 mi1370-261294-251294-252134(Top 8%)2021(Top 13%)2021(Top 36%)
21M21.00 mi1.00 mi1418-481338-441338-442911(Top 10%)2697(Top 17%)2697(Top 48%)
35K21.75 mi0.75 mi1471-531391-531391-533943(Top 14%)3543(Top 22%)3543(Top 63%)
23M23.00 mi1.25 mi1549-781467-761467-764075(Top 14%)3634(Top 23%)3634(Top 64%)
24M24.00 mi1.00 mi1652-1031565-981565-984626(Top 16%)3997(Top 25%)3997(Top 71%)
40K24.85 mi0.85 mi1736-841645-801645-804666(Top 16%)3971(Top 25%)3971(Top 70%)
25.2M25.20 mi0.35 mi1760-241665-201665-204488(Top 16%)3766(Top 23%)3766(Top 67%)
Finish26.22 mi1.02 mi1819-591721-561721-564616(Top 16%)3866(Top 24%)3866(Top 69%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21story building
+97ft-345ft

Overall

1624

Males

1541

M18-39

1541

5K→10K

3.1 - 6.2 mi

Top 6%
×5story building
+79ft-138ft

Overall

1844

Males

1752

M18-39

1752

10K→15K

6.2 - 9.3 mi

Top 6%
×3story building
+67ft-78ft

Overall

1624

Males

1541

M18-39

1541

15K→20K

9.3 - 12.4 mi

Top 4%
×5story building
+106ft-86ft

Overall

1191

Males

1126

M18-39

1126

20K→Half

12.4 - 13.1 mi

Top 4%
×2story building
+19ft-37ft

Overall

1130

Males

1072

M18-39

1072

Half→25K

13.1 - 15.5 mi

Top 4%
×4story building
+66ft-88ft

Overall

1089

Males

1027

M18-39

1027

25K→30K

15.5 - 18.6 mi

Top 4%
×9story building
+181ft-148ft

Overall

1223

Males

1154

M18-39

1154

30K→20M

18.6 - 20.0 mi

Top 8%
×5story building
+64ft-50ft

Overall

2134

Males

2021

M18-39

2021

20M→21M

20.0 - 21.0 mi

Top 10%
×8story building
+106ft-24ft

Overall

2911

Males

2697

M18-39

2697

21M→35K

21.0 - 21.8 mi

Top 14%
×7story building
+17ft-86ft

Overall

3943

Males

3543

M18-39

3543

35K→23M

21.8 - 23.0 mi

Top 14%
×5story building
+23ft-63ft

Overall

4075

Males

3634

M18-39

3634

23M→24M

23.0 - 24.0 mi

Top 16%
×6story building
+12ft-82ft

Overall

4626

Males

3997

M18-39

3997

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4666

Males

3971

M18-39

3971

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4488

Males

3766

M18-39

3766

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2story building
+22ft-21ft

Overall

4616

Males

3866

M18-39

3866

Passing Analysis

Category:
Athletes Passed
634
Passed By
776
Net Change
-142
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1677
5K → 10K56138-82#1677#1759
10K → 15K9930+69#1759#1690
15K → 20K1542+152#1690#1538
20K → Half281+27#1538#1511
Half → 25K1003+97#1511#1414
25K → 30K8515+70#1414#1344
30K → 20M2551-26#1344#1370
20M → 21M1260-48#1370#1418
21M → 35K1265-53#1418#1471
35K → 23M22100-78#1471#1549
23M → 24M10113-103#1549#1652
24M → 40K892-84#1652#1736
40K → 25.2M933-24#1736#1760
25.2M → Finish1473-59#1760#1819
TOTALS634776-142
📊

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