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BOSTON MARATHON 2025

Samantha Hanson

Bib: 7789•F

MI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 36%
Gender (Female)
#0 / 12228
Top 19%
Division (F18-39)
#0 / 5469
Top 33%
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
7:53/mi
24:28
↑ 97↓ 3451.5%
10K· 6.21 mi
7:50/mi
48:49
↑ 79↓ 1380.4%
15K· 9.32 mi
7:47/mi
1:13:01
↑ 67↓ 78
20K· 12.43 mi
7:40/mi
1:36:51
↑ 106↓ 860.1%
Half· 13.11 mi
7:27/mi
1:41:56
↑ 19↓ 370.5%
25K· 15.53 mi
7:34/mi
2:00:17
↑ 66↓ 880.2%
30K· 18.64 mi
7:33/mi
2:23:44
↑ 181↓ 1480.2%
20M
7:27/mi
2:33:52
↑ 64↓ 500.2%
21M
7:45/mi
2:41:37
↑ 106↓ 241.6%
35K· 21.75 mi
7:24/mi
2:47:09
↑ 17↓ 861.7%
23M
7:33/mi
2:56:36
↑ 23↓ 630.6%
24M
7:31/mi
3:04:07
↓ 821.3%
40K· 24.85 mi
7:27/mi
3:10:29
↓ 200.3%
25.2M
7:41/mi
3:13:08
↑ 13↓ 160.2%
Finish· 26.22 mi
6:37/mi
3:19:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:41:56
Pace7:47 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:37:57
Pace7:28 /mi
📊Negative Split: 3.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:32:0924:287:5324:28
7:53
-
10K
6.21 mi10:56:3048:497:5124:21
7:50
-0:03
15K
9.32 mi11:20:421:13:017:5024:12
7:47
-0:03
20K
12.43 mi11:44:321:36:517:4823:50
7:40
-0:07
Half
13.11 mi11:49:371:41:567:475:05
7:27
-0:13
25K
15.53 mi12:07:582:00:177:4518:21
7:34
+0:07
30K
18.64 mi12:31:252:23:447:4323:27
7:33
-0:01
20M
20.00 mi12:41:332:33:527:4210:08
7:27
-0:06
21M
21.00 mi12:49:182:41:377:427:45
7:45
+0:18
35K
21.75 mi12:54:502:47:097:415:32
7:24
-0:21
23M
23.00 mi13:04:172:56:367:419:27
7:33
+0:09
24M
24.00 mi13:11:483:04:077:407:31
7:31
-0:02
40K
24.85 mi13:18:103:10:297:406:22
7:27
-0:04
25.2M
25.20 mi13:20:493:13:087:402:39
7:41
+0:14
Finish
26.22 mi13:27:343:19:537:386:45
6:37
-1:04

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

6:37 /mi

Average Pace

7:38 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

6:45

3% of race

Time at Steady Pace

2:24:19

72% of race

Time at Slower Pace

48:49

24% of race

Average Pace: 7:37 /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 mi10:32:0924:287:5324:28
7:53
#15467
10K
6.21 mi10:56:3048:497:5124:21
7:50
#15299
15K
9.32 mi11:20:421:13:017:5024:12
7:47
#14924
20K
12.43 mi11:44:321:36:517:4823:50
7:40
#14191
Half
13.11 mi11:49:371:41:567:475:05
7:27
#14040
25K
15.53 mi12:07:582:00:177:4518:21
7:34
#13383
30K
18.64 mi12:31:252:23:447:4323:27
7:33
#12361
20M
20.00 mi12:41:332:33:527:4210:08
7:27
#11847
21M
21.00 mi12:49:182:41:377:427:45
7:45
#11432
35K
21.75 mi12:54:502:47:097:415:32
7:24
#11281
23M
23.00 mi13:04:172:56:367:419:27
7:33
#10969
24M
24.00 mi13:11:483:04:077:407:31
7:31
#10783
40K
24.85 mi13:18:103:10:297:406:22
7:27
#10585
25.2M
25.20 mi13:20:493:13:087:402:39
7:41
#10456
Finish
26.22 mi13:27:343:19:537:386:45
6:37
#10110
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi154674808480814277(Top 50%)4180(Top 34%)4180(Top 76%)
10K6.21 mi3.10 mi15299+1684719+894719+8915154(Top 53%)4629(Top 38%)4629(Top 85%)
15K9.32 mi3.11 mi14924+3754509+2104509+21014277(Top 50%)4180(Top 34%)4180(Top 76%)
20K12.43 mi3.11 mi14191+7334116+3934116+39312152(Top 43%)3076(Top 25%)3076(Top 56%)
Half13.11 mi0.68 mi14040+1514024+924024+9211355(Top 40%)2600(Top 21%)2600(Top 48%)
25K15.53 mi2.42 mi13383+6573702+3223702+32210509(Top 37%)2326(Top 19%)2326(Top 43%)
30K18.64 mi3.11 mi12361+10223193+5093193+5098095(Top 28%)1433(Top 12%)1433(Top 26%)
20M20.00 mi1.36 mi11847+5142950+2432950+2436773(Top 24%)1072(Top 9%)1072(Top 20%)
21M21.00 mi1.00 mi11432+4152779+1712779+1715957(Top 21%)912(Top 7%)912(Top 17%)
35K21.75 mi0.75 mi11281+1512725+542725+547958(Top 28%)1675(Top 14%)1675(Top 31%)
23M23.00 mi1.25 mi10969+3122603+1222603+1226942(Top 24%)1380(Top 11%)1380(Top 25%)
24M24.00 mi1.00 mi10783+1862541+622541+627868(Top 28%)1817(Top 15%)1817(Top 33%)
40K24.85 mi0.85 mi10585+1982461+802461+806532(Top 23%)1360(Top 11%)1360(Top 25%)
25.2M25.20 mi0.35 mi10456+1292411+502411+504377(Top 15%)699(Top 6%)699(Top 13%)
Finish26.22 mi1.02 mi10110+3462278+1332278+1333513(Top 12%)441(Top 4%)441(Top 8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

14277

Females

4180

F18-39

4180

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

15154

Females

4629

F18-39

4629

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

14277

Females

4180

F18-39

4180

15K→20K

9.3 - 12.4 mi

Top 43%
×5story building
+106ft-86ft

Overall

12152

Females

3076

F18-39

3076

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

11355

Females

2600

F18-39

2600

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

10509

Females

2326

F18-39

2326

25K→30K

15.5 - 18.6 mi

Top 28%
×9story building
+181ft-148ft

Overall

8095

Females

1433

F18-39

1433

30K→20M

18.6 - 20.0 mi

Top 24%
×5story building
+64ft-50ft

Overall

6773

Females

1072

F18-39

1072

20M→21M

20.0 - 21.0 mi

Top 21%
×8story building
+106ft-24ft

Overall

5957

Females

912

F18-39

912

21M→35K

21.0 - 21.8 mi

Top 28%
×7story building
+17ft-86ft

Overall

7958

Females

1675

F18-39

1675

35K→23M

21.8 - 23.0 mi

Top 24%
×5story building
+23ft-63ft

Overall

6942

Females

1380

F18-39

1380

23M→24M

23.0 - 24.0 mi

Top 28%
×6story building
+12ft-82ft

Overall

7868

Females

1817

F18-39

1817

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6532

Females

1360

F18-39

1360

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4377

Females

699

F18-39

699

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2story building
+22ft-21ft

Overall

3513

Females

441

F18-39

441

Passing Analysis

Category:
Athletes Passed
5677
Passed By
320
Net Change
+5357
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15467
5K → 10K393225+168#15467#15299
10K → 15K43964+375#15299#14924
15K → 20K7385+733#14924#14191
20K → Half1532+151#14191#14040
Half → 25K6570+657#14040#13383
25K → 30K10220+1022#13383#12361
30K → 20M5140+514#12361#11847
20M → 21M4161+415#11847#11432
21M → 35K1565+151#11432#11281
35K → 23M3197+312#11281#10969
23M → 24M1937+186#10969#10783
24M → 40K2013+198#10783#10585
40K → 25.2M1301+129#10585#10456
25.2M → Finish3460+346#10456#10110
TOTALS5677320+5357
📊

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