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BOSTON MARATHON 2025

Andrew Thorsen

Bib: P108•M

WA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 11%
Division (M18-39)
#0 / 5642
Top 26%
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
6:18/mi
19:33
↑ 97↓ 3451.5%
10K· 6.21 mi
6:21/mi
39:16
↑ 79↓ 1380.4%
15K· 9.32 mi
6:19/mi
58:55
↑ 67↓ 78
20K· 12.43 mi
6:14/mi
1:18:17
↑ 106↓ 860.1%
Half· 13.11 mi
6:06/mi
1:22:27
↑ 19↓ 370.5%
25K· 15.53 mi
6:12/mi
1:37:28
↑ 66↓ 880.2%
30K· 18.64 mi
6:19/mi
1:57:05
↑ 181↓ 1480.2%
20M
6:39/mi
2:06:07
↑ 64↓ 500.2%
21M
6:57/mi
2:13:04
↑ 106↓ 241.6%
35K· 21.75 mi
6:22/mi
2:17:50
↑ 17↓ 861.7%
23M
6:40/mi
2:26:11
↑ 23↓ 630.6%
24M
6:41/mi
2:32:52
↓ 821.3%
40K· 24.85 mi
6:47/mi
2:38:40
↓ 200.3%
25.2M
7:29/mi
2:41:15
↑ 13↓ 160.2%
Finish· 26.22 mi
6:34/mi
2:47:57
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:27
Pace6:17 /mi
2nd Half
Distance13.11 mi
Time1:25:30
Pace6:31 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:09:3519:336:1819:33
6:18
-
10K
6.21 mi10:29:1839:166:1919:43
6:21
+0:03
15K
9.32 mi10:48:5758:556:1919:39
6:19
-0:02
20K
12.43 mi11:08:191:18:176:1819:22
6:14
-0:05
Half
13.11 mi11:12:291:22:276:174:10
6:06
-0:08
25K
15.53 mi11:27:301:37:286:1615:01
6:12
+0:06
30K
18.64 mi11:47:071:57:056:1719:37
6:19
+0:07
20M
20.00 mi11:56:092:06:076:189:02
6:39
+0:20
21M
21.00 mi12:03:062:13:046:206:57
6:57
+0:18
35K
21.75 mi12:07:522:17:506:204:46
6:22
-0:35
23M
23.00 mi12:16:132:26:116:218:21
6:40
+0:18
24M
24.00 mi12:22:542:32:526:226:41
6:41
+0:01
40K
24.85 mi12:28:422:38:406:235:48
6:47
+0:06
25.2M
25.20 mi12:31:172:41:156:242:35
7:29
+0:42
Finish
26.22 mi12:37:592:47:576:256:42
6:34
-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

6:06 /mi

Average Pace

6:25 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:10

2% of race

Time at Steady Pace

1:57:41

70% of race

Time at Slower Pace

46:06

27% 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 mi10:09:3519:336:1819:33
6:18
#2408
10K
6.21 mi10:29:1839:166:1919:43
6:21
#2556
15K
9.32 mi10:48:5758:556:1919:39
6:19
#2513
20K
12.43 mi11:08:191:18:176:1819:22
6:14
#2261
Half
13.11 mi11:12:291:22:276:174:10
6:06
#2209
25K
15.53 mi11:27:301:37:286:1615:01
6:12
#2064
30K
18.64 mi11:47:071:57:056:1719:37
6:19
#1854
20M
20.00 mi11:56:092:06:076:189:02
6:39
#1863
21M
21.00 mi12:03:062:13:046:206:57
6:57
#1834
35K
21.75 mi12:07:522:17:506:204:46
6:22
#1817
23M
23.00 mi12:16:132:26:116:218:21
6:40
#1802
24M
24.00 mi12:22:542:32:526:226:41
6:41
#1836
40K
24.85 mi12:28:422:38:406:235:48
6:47
#1839
25.2M
25.20 mi12:31:172:41:156:242:35
7:29
#1854
Finish
26.22 mi12:37:592:47:576:256:42
6:34
#1870
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2408229422942498(Top 9%)2383(Top 15%)2383(Top 42%)
10K6.21 mi3.10 mi2556-1482435-1412435-1412722(Top 10%)2593(Top 16%)2593(Top 46%)
15K9.32 mi3.11 mi2513+432397+382397+382498(Top 9%)2383(Top 15%)2383(Top 42%)
20K12.43 mi3.11 mi2261+2522162+2352162+2351721(Top 6%)1637(Top 10%)1637(Top 29%)
Half13.11 mi0.68 mi2209+522109+532109+531593(Top 6%)1516(Top 9%)1516(Top 27%)
25K15.53 mi2.42 mi2064+1451969+1401969+1401433(Top 5%)1361(Top 8%)1361(Top 24%)
30K18.64 mi3.11 mi1854+2101765+2041765+2041251(Top 4%)1181(Top 7%)1181(Top 21%)
20M20.00 mi1.36 mi1863-91772-71772-72233(Top 8%)2111(Top 13%)2111(Top 37%)
21M21.00 mi1.00 mi1834+291744+281744+282075(Top 7%)1950(Top 12%)1950(Top 35%)
35K21.75 mi0.75 mi1817+171726+181726+181922(Top 7%)1806(Top 11%)1806(Top 32%)
23M23.00 mi1.25 mi1802+151710+161710+162129(Top 7%)1990(Top 12%)1990(Top 35%)
24M24.00 mi1.00 mi1836-341740-301740-302911(Top 10%)2651(Top 16%)2651(Top 47%)
40K24.85 mi0.85 mi1839-31741-11741-12768(Top 10%)2512(Top 16%)2512(Top 45%)
25.2M25.20 mi0.35 mi1854-151756-151756-153365(Top 12%)2955(Top 18%)2955(Top 52%)
Finish26.22 mi1.02 mi1870-161770-141770-143205(Top 11%)2837(Top 18%)2837(Top 50%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21story building
+97ft-345ft

Overall

2498

Males

2383

M18-39

2383

5K→10K

3.1 - 6.2 mi

Top 10%
×5story building
+79ft-138ft

Overall

2722

Males

2593

M18-39

2593

10K→15K

6.2 - 9.3 mi

Top 9%
×3story building
+67ft-78ft

Overall

2498

Males

2383

M18-39

2383

15K→20K

9.3 - 12.4 mi

Top 6%
×5story building
+106ft-86ft

Overall

1721

Males

1637

M18-39

1637

20K→Half

12.4 - 13.1 mi

Top 6%
×2story building
+19ft-37ft

Overall

1593

Males

1516

M18-39

1516

Half→25K

13.1 - 15.5 mi

Top 5%
×4story building
+66ft-88ft

Overall

1433

Males

1361

M18-39

1361

25K→30K

15.5 - 18.6 mi

Top 4%
×9story building
+181ft-148ft

Overall

1251

Males

1181

M18-39

1181

30K→20M

18.6 - 20.0 mi

Top 8%
×5story building
+64ft-50ft

Overall

2233

Males

2111

M18-39

2111

20M→21M

20.0 - 21.0 mi

Top 7%
×8story building
+106ft-24ft

Overall

2075

Males

1950

M18-39

1950

21M→35K

21.0 - 21.8 mi

Top 7%
×7story building
+17ft-86ft

Overall

1922

Males

1806

M18-39

1806

35K→23M

21.8 - 23.0 mi

Top 7%
×5story building
+23ft-63ft

Overall

2129

Males

1990

M18-39

1990

23M→24M

23.0 - 24.0 mi

Top 10%
×6story building
+12ft-82ft

Overall

2911

Males

2651

M18-39

2651

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2768

Males

2512

M18-39

2512

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3365

Males

2955

M18-39

2955

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

3205

Males

2837

M18-39

2837

Passing Analysis

Category:
Athletes Passed
1083
Passed By
545
Net Change
+538
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2408
5K → 10K55203-148#2408#2556
10K → 15K10562+43#2556#2513
15K → 20K2586+252#2513#2261
20K → Half531+52#2261#2209
Half → 25K1483+145#2209#2064
25K → 30K2144+210#2064#1854
30K → 20M2837-9#1854#1863
20M → 21M5324+29#1863#1834
21M → 35K2811+17#1834#1817
35K → 23M5237+15#1817#1802
23M → 24M2458-34#1802#1836
24M → 40K2427-3#1836#1839
40K → 25.2M1025-15#1839#1854
25.2M → Finish3147-16#1854#1870
TOTALS1083545+538
📊

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