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BOSTON MARATHON 2025

Julian Sanchez

Bib: 9021•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 13%
Gender (Male)
#0 / 16105
Top 21%
Masters (Masters Men)
#0 / 10463
Top 8%
Division (M40-44)
#0 / 2247
Top 23%
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
6:20/mi
19:40
↑ 97↓ 3451.5%
10K· 6.21 mi
6:20/mi
39:20
↑ 79↓ 1380.4%
15K· 9.32 mi
6:24/mi
59:13
↑ 67↓ 78
20K· 12.43 mi
6:34/mi
1:19:36
↑ 106↓ 860.1%
Half· 13.11 mi
6:24/mi
1:23:58
↑ 19↓ 370.5%
25K· 15.53 mi
6:38/mi
1:40:04
↑ 66↓ 880.2%
30K· 18.64 mi
7:08/mi
2:02:13
↑ 181↓ 1480.2%
20M
7:06/mi
2:11:52
↑ 64↓ 500.2%
21M
7:41/mi
2:19:33
↑ 106↓ 241.6%
35K· 21.75 mi
7:08/mi
2:24:53
↑ 17↓ 861.7%
23M
7:01/mi
2:33:40
↑ 23↓ 630.6%
24M
6:56/mi
2:40:36
↓ 821.3%
40K· 24.85 mi
7:09/mi
2:46:43
↓ 200.3%
25.2M
7:53/mi
2:49:26
↑ 13↓ 160.2%
Finish· 26.22 mi
7:06/mi
2:56:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:58
Pace6:24 /mi
2nd Half
Distance13.11 mi
Time1:32:42
Pace7:04 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:44:5819:406:2019:40
6:20
-
10K
6.21 mi11:04:3839:206:2019:40
6:20
0:00
15K
9.32 mi11:24:3159:136:2119:53
6:24
+0:04
20K
12.43 mi11:44:541:19:366:2420:23
6:34
+0:10
Half
13.11 mi11:49:161:23:586:244:22
6:24
-0:10
25K
15.53 mi12:05:221:40:046:2716:06
6:38
+0:14
30K
18.64 mi12:27:312:02:136:3322:09
7:08
+0:30
20M
20.00 mi12:37:102:11:526:369:39
7:06
-0:02
21M
21.00 mi12:44:512:19:336:397:41
7:41
+0:35
35K
21.75 mi12:50:112:24:536:405:20
7:08
-0:33
23M
23.00 mi12:58:582:33:406:418:47
7:01
-0:07
24M
24.00 mi13:05:542:40:366:426:56
6:56
-0:05
40K
24.85 mi13:12:012:46:436:426:07
7:09
+0:13
25.2M
25.20 mi13:14:442:49:266:432:43
7:53
+0:44
Finish
26.22 mi13:21:582:56:406:457:14
7:06
-0:47

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

6:20 /mi

Average Pace

6:45 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:04

57% of race

Time at Steady Pace

1:06:12

37% of race

Time at Slower Pace

10:24

6% of race

Average Pace: 6:44 /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 mi10:44:5819:406:2019:40
6:20
#2624
10K
6.21 mi11:04:3839:206:2019:40
6:20
#2619
15K
9.32 mi11:24:3159:136:2119:53
6:24
#2700
20K
12.43 mi11:44:541:19:366:2420:23
6:34
#2886
Half
13.11 mi11:49:161:23:586:244:22
6:24
#2888
25K
15.53 mi12:05:221:40:046:2716:06
6:38
#3003
30K
18.64 mi12:27:312:02:136:3322:09
7:08
#3366
20M
20.00 mi12:37:102:11:526:369:39
7:06
#3430
21M
21.00 mi12:44:512:19:336:397:41
7:41
#3523
35K
21.75 mi12:50:112:24:536:405:20
7:08
#3589
23M
23.00 mi12:58:582:33:406:418:47
7:01
#3558
24M
24.00 mi13:05:542:40:366:426:56
6:56
#3544
40K
24.85 mi13:12:012:46:436:426:07
7:09
#3565
25.2M
25.20 mi13:14:442:49:266:432:43
7:53
#3583
Finish
26.22 mi13:21:582:56:406:457:14
7:06
#3658
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2624249924992936(Top 10%)2800(Top 17%)2800(Top 125%)
10K6.21 mi3.10 mi2619+52494+52494+52608(Top 9%)2486(Top 15%)2486(Top 111%)
15K9.32 mi3.11 mi2700-812574-802574-802936(Top 10%)2800(Top 17%)2800(Top 125%)
20K12.43 mi3.11 mi2886-1862753-1792753-1793469(Top 12%)3284(Top 20%)3284(Top 146%)
Half13.11 mi0.68 mi2888-2275327533041(Top 11%)2902(Top 18%)2902(Top 129%)
25K15.53 mi2.42 mi3003-1152861-1082861-1083713(Top 13%)3487(Top 22%)3487(Top 155%)
30K18.64 mi3.11 mi3366-3633186-3253186-3255467(Top 19%)4907(Top 30%)4907(Top 218%)
20M20.00 mi1.36 mi3430-643244-583244-584652(Top 16%)4211(Top 26%)4211(Top 187%)
21M21.00 mi1.00 mi3523-933325-813325-815529(Top 19%)4739(Top 29%)4739(Top 211%)
35K21.75 mi0.75 mi3589-663377-523377-526089(Top 21%)5111(Top 32%)5111(Top 227%)
23M23.00 mi1.25 mi3558+313343+343343+343812(Top 13%)3425(Top 21%)3425(Top 152%)
24M24.00 mi1.00 mi3544+143325+183325+184234(Top 15%)3715(Top 23%)3715(Top 165%)
40K24.85 mi0.85 mi3565-213332-73332-74744(Top 17%)4022(Top 25%)4022(Top 179%)
25.2M25.20 mi0.35 mi3583-183345-133345-135200(Top 18%)4221(Top 26%)4221(Top 188%)
Finish26.22 mi1.02 mi3658-753405-603405-606324(Top 22%)4924(Top 31%)4924(Top 219%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21story building
+97ft-345ft

Overall

2936

Males

2800

M40-44

2800

5K→10K

3.1 - 6.2 mi

Top 9%
×5story building
+79ft-138ft

Overall

2608

Males

2486

M40-44

2486

10K→15K

6.2 - 9.3 mi

Top 10%
×3story building
+67ft-78ft

Overall

2936

Males

2800

M40-44

2800

15K→20K

9.3 - 12.4 mi

Top 12%
×5story building
+106ft-86ft

Overall

3469

Males

3284

M40-44

3284

20K→Half

12.4 - 13.1 mi

Top 11%
×2story building
+19ft-37ft

Overall

3041

Males

2902

M40-44

2902

Half→25K

13.1 - 15.5 mi

Top 13%
×4story building
+66ft-88ft

Overall

3713

Males

3487

M40-44

3487

25K→30K

15.5 - 18.6 mi

Top 19%
×9story building
+181ft-148ft

Overall

5467

Males

4907

M40-44

4907

30K→20M

18.6 - 20.0 mi

Top 16%
×5story building
+64ft-50ft

Overall

4652

Males

4211

M40-44

4211

20M→21M

20.0 - 21.0 mi

Top 19%
×8story building
+106ft-24ft

Overall

5529

Males

4739

M40-44

4739

21M→35K

21.0 - 21.8 mi

Top 21%
×7story building
+17ft-86ft

Overall

6089

Males

5111

M40-44

5111

35K→23M

21.8 - 23.0 mi

Top 13%
×5story building
+23ft-63ft

Overall

3812

Males

3425

M40-44

3425

23M→24M

23.0 - 24.0 mi

Top 15%
×6story building
+12ft-82ft

Overall

4234

Males

3715

M40-44

3715

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4744

Males

4022

M40-44

4022

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5200

Males

4221

M40-44

4221

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

6324

Males

4924

M40-44

4924

Passing Analysis

Category:
Athletes Passed
614
Passed By
1648
Net Change
-1034
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2624
5K → 10K118113+5#2624#2619
10K → 15K54135-81#2619#2700
15K → 20K29215-186#2700#2886
20K → Half2022-2#2886#2888
Half → 25K41156-115#2888#3003
25K → 30K37400-363#3003#3366
30K → 20M47111-64#3366#3430
20M → 21M23116-93#3430#3523
21M → 35K1985-66#3523#3589
35K → 23M7847+31#3589#3558
23M → 24M6046+14#3558#3544
24M → 40K3960-21#3544#3565
40K → 25.2M2139-18#3565#3583
25.2M → Finish28103-75#3583#3658
TOTALS6141648-1034
📊

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