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BOSTON MARATHON 2025

Simon Hanns

Bib: 1080 M AU

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 4%
Division (M18-39)
#0 / 5642
Top 11%
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
5:45/mi
17:53
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
5:48/mi
35:53
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
5:49/mi
53:56
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
5:51/mi
1:12:05
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
5:47/mi
1:16:02
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:01/mi
1:30:38
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
6:21/mi
1:50:21
↑ 181↓ 1480.2%
138 ft elev
20M
6:33/mi
1:59:15
↑ 64↓ 500.2%
148 ft elev
21M
6:55/mi
2:06:10
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
6:14/mi
2:10:50
↑ 17↓ 861.7%
156 ft elev
23M
6:24/mi
2:18:51
↑ 23↓ 630.6%
116 ft elev
24M
6:15/mi
2:25:06
↓ 821.3%
34 ft elev
40K· 24.85 mi
6:19/mi
2:30:30
↓ 200.3%
20 ft elev
25.2M
7:03/mi
2:32:56
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
6:07/mi
2:39:10
↑ 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
Time1:16:02
Pace5:48 /mi
2nd Half
Distance13.11 mi
Time1:23:08
Pace6:20 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:5717:535:4517:53
5:45
-
10K
6.21 mi10:35:5735:535:4618:00
5:48
+0:03
15K
9.32 mi10:54:0053:565:4718:03
5:49
+0:01
20K
12.43 mi11:12:091:12:055:4818:09
5:51
+0:02
Half
13.11 mi11:16:061:16:025:483:57
5:47
-0:04
25K
15.53 mi11:30:421:30:385:5014:36
6:01
+0:14
30K
18.64 mi11:50:251:50:215:5519:43
6:21
+0:20
20M
20.00 mi11:59:191:59:155:588:54
6:33
+0:12
21M
21.00 mi12:06:142:06:106:006:55
6:55
+0:22
35K
21.75 mi12:10:542:10:506:014:40
6:14
-0:41
23M
23.00 mi12:18:552:18:516:028:01
6:24
+0:10
24M
24.00 mi12:25:102:25:066:036:15
6:15
-0:09
40K
24.85 mi12:30:342:30:306:035:24
6:19
+0:04
25.2M
25.20 mi12:33:002:32:566:042:26
7:03
+0:44
Finish
26.22 mi12:39:142:39:106:056:14
6:07
-0:56

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

5:45 /mi

Average Pace

6:05 /mi

Slowest Pace

7:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:38

57% of race

Time at Steady Pace

50:17

32% of race

Time at Slower Pace

18:15

11% 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 mi10:17:5717:535:4517:53
5:45
#522
10K
6.21 mi10:35:5735:535:4618:00
5:48
#561
15K
9.32 mi10:54:0053:565:4718:03
5:49
#550
20K
12.43 mi11:12:091:12:055:4818:09
5:51
#527
Half
13.11 mi11:16:061:16:025:483:57
5:47
#527
25K
15.53 mi11:30:421:30:385:5014:36
6:01
#554
30K
18.64 mi11:50:251:50:215:5519:43
6:21
#639
20M
20.00 mi11:59:191:59:155:588:54
6:33
#684
21M
21.00 mi12:06:142:06:106:006:55
6:55
#715
35K
21.75 mi12:10:542:10:506:014:40
6:14
#721
23M
23.00 mi12:18:552:18:516:028:01
6:24
#724
24M
24.00 mi12:25:102:25:066:036:15
6:15
#724
40K
24.85 mi12:30:342:30:306:035:24
6:19
#720
25.2M
25.20 mi12:33:002:32:566:042:26
7:03
#720
Finish
26.22 mi12:39:142:39:106:056:14
6:07
#731
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi522484484542505505
10K6.21 mi3.10 mi561-39523-39523-39599560560
15K9.32 mi3.11 mi550+11511+12511+12542505505
20K12.43 mi3.11 mi527+23489+22489+22502464464
Half13.11 mi0.68 mi527489489571537537
25K15.53 mi2.42 mi554-27512-23512-23856803803
30K18.64 mi3.11 mi639-85592-80592-80134512701270
20M20.00 mi1.36 mi684-45637-45637-45178616901690
21M21.00 mi1.00 mi715-31668-31668-31191618051805
35K21.75 mi0.75 mi721-6673-5673-5132612531253
23M23.00 mi1.25 mi724-3675-2675-2112610621062
24M24.00 mi1.00 mi724675675115010771077
40K24.85 mi0.85 mi720+4671+4671+4988925925
25.2M25.20 mi0.35 mi720671671158214391439
Finish26.22 mi1.02 mi731-11681-10681-10123611541154

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21story building
+97ft-345ft

Overall

542

Males

505

M18-39

505

5K→10K

3.1 - 6.2 mi

Top 2%
×5story building
+79ft-138ft

Overall

599

Males

560

M18-39

560

10K→15K

6.2 - 9.3 mi

Top 2%
×3story building
+67ft-78ft

Overall

542

Males

505

M18-39

505

15K→20K

9.3 - 12.4 mi

Top 2%
×5story building
+106ft-86ft

Overall

502

Males

464

M18-39

464

20K→Half

12.4 - 13.1 mi

Top 2%
×2story building
+19ft-37ft

Overall

571

Males

537

M18-39

537

Half→25K

13.1 - 15.5 mi

Top 3%
×4story building
+66ft-88ft

Overall

856

Males

803

M18-39

803

25K→30K

15.5 - 18.6 mi

Top 5%
×9story building
+181ft-148ft

Overall

1345

Males

1270

M18-39

1270

30K→20M

18.6 - 20.0 mi

Top 6%
×5story building
+64ft-50ft

Overall

1786

Males

1690

M18-39

1690

20M→21M

20.0 - 21.0 mi

Top 7%
×8story building
+106ft-24ft

Overall

1916

Males

1805

M18-39

1805

21M→35K

21.0 - 21.8 mi

Top 5%
×7story building
+17ft-86ft

Overall

1326

Males

1253

M18-39

1253

35K→23M

21.8 - 23.0 mi

Top 4%
×5story building
+23ft-63ft

Overall

1126

Males

1062

M18-39

1062

23M→24M

23.0 - 24.0 mi

Top 4%
×6story building
+12ft-82ft

Overall

1150

Males

1077

M18-39

1077

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

988

Males

925

M18-39

925

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1582

Males

1439

M18-39

1439

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2story building
+22ft-21ft

Overall

1236

Males

1154

M18-39

1154

Passing Analysis

Category:
Athletes Passed
168
Passed By
377
Net Change
-209
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#522
5K → 10K1150-39#522#561
10K → 15K2110+11#561#550
15K → 20K296+23#550#527
20K → Half110#527#527
Half → 25K1441-27#527#554
25K → 30K1398-85#554#639
30K → 20M550-45#639#684
20M → 21M334-31#684#715
21M → 35K1420-6#715#721
35K → 23M1518-3#721#724
23M → 24M13130#724#724
24M → 40K95+4#724#720
40K → 25.2M880#720#720
25.2M → Finish1223-11#720#731
TOTALS168377-209

Passing Charts

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