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BOSTON MARATHON 2025

Johnny Sansalone

Bib: 21312•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M65-69)
#0 / 639
Top 38%
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
8:32/mi
26:31
↑ 97↓ 3451.5%
10K· 6.21 mi
8:35/mi
53:12
↑ 79↓ 1380.4%
15K· 9.32 mi
8:46/mi
1:20:27
↑ 67↓ 78
20K· 12.43 mi
8:45/mi
1:47:37
↑ 106↓ 860.1%
Half· 13.11 mi
8:14/mi
1:53:14
↑ 19↓ 370.5%
25K· 15.53 mi
8:39/mi
2:14:12
↑ 66↓ 880.2%
30K· 18.64 mi
9:05/mi
2:42:25
↑ 181↓ 1480.2%
20M
9:17/mi
2:55:02
↑ 64↓ 500.2%
21M
9:48/mi
3:04:50
↑ 106↓ 241.6%
35K· 21.75 mi
9:04/mi
3:11:37
↑ 17↓ 861.7%
23M
9:49/mi
3:23:55
↑ 23↓ 630.6%
24M
10:04/mi
3:33:59
↓ 821.3%
40K· 24.85 mi
10:19/mi
3:42:48
↓ 200.3%
25.2M
11:36/mi
3:46:48
↑ 13↓ 160.2%
Finish· 26.22 mi
10:36/mi
3:57:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:14
Pace8:38 /mi
2nd Half
Distance13.11 mi
Time2:04:22
Pace9:29 /mi
📊Positive Split: 9.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:1926:318:3226:31
8:32
-
10K
6.21 mi11:47:0053:128:3426:41
8:35
+0:03
15K
9.32 mi12:14:151:20:278:3827:15
8:46
+0:11
20K
12.43 mi12:41:251:47:378:4027:10
8:45
-0:01
Half
13.11 mi12:47:021:53:148:385:37
8:14
-0:31
25K
15.53 mi13:08:002:14:128:3820:58
8:39
+0:25
30K
18.64 mi13:36:132:42:258:4328:13
9:05
+0:26
20M
20.00 mi13:48:502:55:028:4512:37
9:17
+0:12
21M
21.00 mi13:58:383:04:508:489:48
9:48
+0:31
35K
21.75 mi14:05:253:11:378:496:47
9:04
-0:44
23M
23.00 mi14:17:433:23:558:5212:18
9:49
+0:45
24M
24.00 mi14:27:473:33:598:5510:04
10:04
+0:15
40K
24.85 mi14:36:363:42:488:588:49
10:19
+0:15
25.2M
25.20 mi14:40:363:46:489:004:00
11:36
+1:17
Finish
26.22 mi14:51:243:57:369:0410:48
10:36
-1:00

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

8:14 /mi

Average Pace

9:04 /mi

Slowest Pace

11:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:49

25% of race

Time at Steady Pace

2:03:00

52% of race

Time at Slower Pace

55:47

23% of race

Average Pace: 9:04 /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 mi11:20:1926:318:3226:31
8:32
#20088
10K
6.21 mi11:47:0053:128:3426:41
8:35
#20199
15K
9.32 mi12:14:151:20:278:3827:15
8:46
#20376
20K
12.43 mi12:41:251:47:378:4027:10
8:45
#20188
Half
13.11 mi12:47:021:53:148:385:37
8:14
#20050
25K
15.53 mi13:08:002:14:128:3820:58
8:39
#19728
30K
18.64 mi13:36:132:42:258:4328:13
9:05
#19384
20M
20.00 mi13:48:502:55:028:4512:37
9:17
#19296
21M
21.00 mi13:58:383:04:508:489:48
9:48
#19186
35K
21.75 mi14:05:253:11:378:496:47
9:04
#19168
23M
23.00 mi14:17:433:23:558:5212:18
9:49
#19222
24M
24.00 mi14:27:473:33:598:5510:04
10:04
#19374
40K
24.85 mi14:36:363:42:488:588:49
10:19
#19487
25.2M
25.20 mi14:40:363:46:489:004:00
11:36
#19564
Finish
26.22 mi14:51:243:57:369:0410:48
10:36
#19861
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi20088124811248120867(Top 73%)12882(Top 80%)12882(Top 2016%)
10K6.21 mi3.10 mi20199-11112550-6912550-6920288(Top 71%)12603(Top 78%)12603(Top 1972%)
15K9.32 mi3.11 mi20376-17712631-8112631-8120867(Top 73%)12882(Top 80%)12882(Top 2016%)
20K12.43 mi3.11 mi20188+18812549+8212549+8219649(Top 69%)12305(Top 76%)12305(Top 1926%)
Half13.11 mi0.68 mi20050+13812490+5912490+5917471(Top 62%)11410(Top 71%)11410(Top 1786%)
25K15.53 mi2.42 mi19728+32212345+14512345+14518080(Top 64%)11558(Top 72%)11558(Top 1809%)
30K18.64 mi3.11 mi19384+34412152+19312152+19318100(Top 64%)11421(Top 71%)11421(Top 1787%)
20M20.00 mi1.36 mi19296+8812090+6212090+6218215(Top 64%)11330(Top 70%)11330(Top 1773%)
21M21.00 mi1.00 mi19186+11012027+6312027+6317473(Top 62%)10913(Top 68%)10913(Top 1708%)
35K21.75 mi0.75 mi19168+1812005+2212005+2218556(Top 65%)11287(Top 70%)11287(Top 1766%)
23M23.00 mi1.25 mi19222-5411994+1111994+1119867(Top 70%)11837(Top 73%)11837(Top 1852%)
24M24.00 mi1.00 mi19374-15212025-3112025-3121527(Top 76%)12601(Top 78%)12601(Top 1972%)
40K24.85 mi0.85 mi19487-11312062-3712062-3721397(Top 75%)12469(Top 77%)12469(Top 1951%)
25.2M25.20 mi0.35 mi19564-7712076-1412076-1422269(Top 78%)12919(Top 80%)12919(Top 2022%)
Finish26.22 mi1.02 mi19861-29712202-12612202-12624492(Top 86%)14023(Top 87%)14023(Top 2195%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

20867

Males

12882

M65-69

12882

5K→10K

3.1 - 6.2 mi

Top 71%
×5story building
+79ft-138ft

Overall

20288

Males

12603

M65-69

12603

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

20867

Males

12882

M65-69

12882

15K→20K

9.3 - 12.4 mi

Top 69%
×5story building
+106ft-86ft

Overall

19649

Males

12305

M65-69

12305

20K→Half

12.4 - 13.1 mi

Top 62%
×2story building
+19ft-37ft

Overall

17471

Males

11410

M65-69

11410

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

18080

Males

11558

M65-69

11558

25K→30K

15.5 - 18.6 mi

Top 64%
×9story building
+181ft-148ft

Overall

18100

Males

11421

M65-69

11421

30K→20M

18.6 - 20.0 mi

Top 64%
×5story building
+64ft-50ft

Overall

18215

Males

11330

M65-69

11330

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

17473

Males

10913

M65-69

10913

21M→35K

21.0 - 21.8 mi

Top 65%
×7story building
+17ft-86ft

Overall

18556

Males

11287

M65-69

11287

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

19867

Males

11837

M65-69

11837

23M→24M

23.0 - 24.0 mi

Top 76%
×6story building
+12ft-82ft

Overall

21527

Males

12601

M65-69

12601

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

21397

Males

12469

M65-69

12469

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

22269

Males

12919

M65-69

12919

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

24492

Males

14023

M65-69

14023

Passing Analysis

Category:
Athletes Passed
2057
Passed By
1830
Net Change
+227
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20088
5K → 10K229340-111#20088#20199
10K → 15K132309-177#20199#20376
15K → 20K26981+188#20376#20188
20K → Half1391+138#20188#20050
Half → 25K34523+322#20050#19728
25K → 30K41066+344#19728#19384
30K → 20M14759+88#19384#19296
20M → 21M15848+110#19296#19186
21M → 35K6042+18#19186#19168
35K → 23M77131-54#19168#19222
23M → 24M38190-152#19222#19374
24M → 40K33146-113#19374#19487
40K → 25.2M1289-77#19487#19564
25.2M → Finish8305-297#19564#19861
TOTALS20571830+227
📊

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