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BOSTON MARATHON 2025

Juan Coronado

Bib: 3419•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 6%
Gender (Male)
#0 / 16105
Top 10%
Division (M18-39)
#0 / 5642
Top 24%
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
6:24/mi
19:53
↑ 97↓ 3451.5%
10K· 6.21 mi
6:10/mi
39:01
↑ 79↓ 1380.4%
15K· 9.32 mi
6:10/mi
58:11
↑ 67↓ 78
20K· 12.43 mi
6:12/mi
1:17:27
↑ 106↓ 860.1%
Half· 13.11 mi
5:59/mi
1:21:32
↑ 19↓ 370.5%
25K· 15.53 mi
6:12/mi
1:36:34
↑ 66↓ 880.2%
30K· 18.64 mi
6:28/mi
1:56:41
↑ 181↓ 1480.2%
20M
6:31/mi
2:05:32
↑ 64↓ 500.2%
21M
6:51/mi
2:12:23
↑ 106↓ 241.6%
35K· 21.75 mi
6:28/mi
2:17:13
↑ 17↓ 861.7%
23M
6:38/mi
2:25:31
↑ 23↓ 630.6%
24M
6:41/mi
2:32:12
↓ 821.3%
40K· 24.85 mi
6:39/mi
2:37:53
↓ 200.3%
25.2M
7:18/mi
2:40:24
↑ 13↓ 160.2%
Finish· 26.22 mi
6:22/mi
2:46:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:32
Pace6:13 /mi
2nd Half
Distance13.11 mi
Time1:25:21
Pace6:31 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5919:536:2419:53
6:24
-
10K
6.21 mi10:41:0739:016:1719:08
6:10
-0:14
15K
9.32 mi11:00:1758:116:1519:10
6:10
0:00
20K
12.43 mi11:19:331:17:276:1419:16
6:12
+0:02
Half
13.11 mi11:23:381:21:326:134:05
5:59
-0:13
25K
15.53 mi11:38:401:36:346:1315:02
6:12
+0:13
30K
18.64 mi11:58:471:56:416:1620:07
6:28
+0:16
20M
20.00 mi12:07:382:05:326:178:51
6:31
+0:03
21M
21.00 mi12:14:292:12:236:186:51
6:51
+0:20
35K
21.75 mi12:19:192:17:136:194:50
6:28
-0:23
23M
23.00 mi12:27:372:25:316:208:18
6:38
+0:10
24M
24.00 mi12:34:182:32:126:216:41
6:41
+0:03
40K
24.85 mi12:39:592:37:536:215:41
6:39
-0:02
25.2M
25.20 mi12:42:302:40:246:222:31
7:18
+0:39
Finish
26.22 mi12:48:592:46:536:226:29
6:22
-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

5:59 /mi

Average Pace

6:22 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:16:41

46% of race

Time at Steady Pace

1:00:10

36% of race

Time at Slower Pace

30:02

18% of race

Average Pace: 6:22 /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 mi10:21:5919:536:2419:53
6:24
#3120
10K
6.21 mi10:41:0739:016:1719:08
6:10
#2286
15K
9.32 mi11:00:1758:116:1519:10
6:10
#2061
20K
12.43 mi11:19:331:17:276:1419:16
6:12
#1908
Half
13.11 mi11:23:381:21:326:134:05
5:59
#1863
25K
15.53 mi11:38:401:36:346:1315:02
6:12
#1774
30K
18.64 mi11:58:471:56:416:1620:07
6:28
#1762
20M
20.00 mi12:07:382:05:326:178:51
6:31
#1722
21M
21.00 mi12:14:292:12:236:186:51
6:51
#1695
35K
21.75 mi12:19:192:17:136:194:50
6:28
#1693
23M
23.00 mi12:27:372:25:316:208:18
6:38
#1672
24M
24.00 mi12:34:182:32:126:216:41
6:41
#1695
40K
24.85 mi12:39:592:37:536:215:41
6:39
#1693
25.2M
25.20 mi12:42:302:40:246:222:31
7:18
#1694
Finish
26.22 mi12:48:592:46:536:226:29
6:22
#1693
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3120296429641700(Top 6%)1614(Top 10%)1614(Top 29%)
10K6.21 mi3.10 mi2286+8342183+7812183+7811718(Top 6%)1635(Top 10%)1635(Top 29%)
15K9.32 mi3.11 mi2061+2251965+2181965+2181700(Top 6%)1614(Top 10%)1614(Top 29%)
20K12.43 mi3.11 mi1908+1531818+1471818+1471594(Top 6%)1514(Top 9%)1514(Top 27%)
Half13.11 mi0.68 mi1863+451774+441774+441128(Top 4%)1070(Top 7%)1070(Top 19%)
25K15.53 mi2.42 mi1774+891686+881686+881469(Top 5%)1397(Top 9%)1397(Top 25%)
30K18.64 mi3.11 mi1762+121677+91677+91881(Top 7%)1791(Top 11%)1791(Top 32%)
20M20.00 mi1.36 mi1722+401636+411636+411683(Top 6%)1591(Top 10%)1591(Top 28%)
21M21.00 mi1.00 mi1695+271607+291607+291709(Top 6%)1613(Top 10%)1613(Top 29%)
35K21.75 mi0.75 mi1693+21605+21605+22281(Top 8%)2133(Top 13%)2133(Top 38%)
23M23.00 mi1.25 mi1672+211582+231582+231958(Top 7%)1829(Top 11%)1829(Top 32%)
24M24.00 mi1.00 mi1695-231605-231605-232906(Top 10%)2646(Top 16%)2646(Top 47%)
40K24.85 mi0.85 mi1693+21603+21603+22162(Top 8%)1988(Top 12%)1988(Top 35%)
25.2M25.20 mi0.35 mi1694-11605-21605-22537(Top 9%)2271(Top 14%)2271(Top 40%)
Finish26.22 mi1.02 mi1693+11603+21603+22151(Top 8%)1969(Top 12%)1969(Top 35%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21story building
+97ft-345ft

Overall

1700

Males

1614

M18-39

1614

5K→10K

3.1 - 6.2 mi

Top 6%
×5story building
+79ft-138ft

Overall

1718

Males

1635

M18-39

1635

10K→15K

6.2 - 9.3 mi

Top 6%
×3story building
+67ft-78ft

Overall

1700

Males

1614

M18-39

1614

15K→20K

9.3 - 12.4 mi

Top 6%
×5story building
+106ft-86ft

Overall

1594

Males

1514

M18-39

1514

20K→Half

12.4 - 13.1 mi

Top 4%
×2story building
+19ft-37ft

Overall

1128

Males

1070

M18-39

1070

Half→25K

13.1 - 15.5 mi

Top 5%
×4story building
+66ft-88ft

Overall

1469

Males

1397

M18-39

1397

25K→30K

15.5 - 18.6 mi

Top 7%
×9story building
+181ft-148ft

Overall

1881

Males

1791

M18-39

1791

30K→20M

18.6 - 20.0 mi

Top 6%
×5story building
+64ft-50ft

Overall

1683

Males

1591

M18-39

1591

20M→21M

20.0 - 21.0 mi

Top 6%
×8story building
+106ft-24ft

Overall

1709

Males

1613

M18-39

1613

21M→35K

21.0 - 21.8 mi

Top 8%
×7story building
+17ft-86ft

Overall

2281

Males

2133

M18-39

2133

35K→23M

21.8 - 23.0 mi

Top 7%
×5story building
+23ft-63ft

Overall

1958

Males

1829

M18-39

1829

23M→24M

23.0 - 24.0 mi

Top 10%
×6story building
+12ft-82ft

Overall

2906

Males

2646

M18-39

2646

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2162

Males

1988

M18-39

1988

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2537

Males

2271

M18-39

2271

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2story building
+22ft-21ft

Overall

2151

Males

1969

M18-39

1969

Passing Analysis

Category:
Athletes Passed
1720
Passed By
293
Net Change
+1427
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3120
5K → 10K8362+834#3120#2286
10K → 15K2305+225#2286#2061
15K → 20K1629+153#2061#1908
20K → Half450+45#1908#1863
Half → 25K989+89#1863#1774
25K → 30K7462+12#1774#1762
30K → 20M6121+40#1762#1722
20M → 21M5326+27#1722#1695
21M → 35K1715+2#1695#1693
35K → 23M5029+21#1693#1672
23M → 24M2346-23#1672#1695
24M → 40K2826+2#1695#1693
40K → 25.2M1718-1#1693#1694
25.2M → Finish2625+1#1694#1693
TOTALS1720293+1427
📊

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