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BOSTON MARATHON 2025

Cristobal Chuc

Bib: 11819•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 41%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 44%
Division (M50-54)
#0 / 1996
Top 47%
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
7:14/mi
22:28
↑ 97↓ 3451.5%
10K· 6.21 mi
7:11/mi
44:48
↑ 79↓ 1380.4%
15K· 9.32 mi
7:07/mi
1:06:54
↑ 67↓ 78
20K· 12.43 mi
7:15/mi
1:29:25
↑ 106↓ 860.1%
Half· 13.11 mi
7:17/mi
1:34:23
↑ 19↓ 370.5%
25K· 15.53 mi
7:30/mi
1:52:35
↑ 66↓ 880.2%
30K· 18.64 mi
8:03/mi
2:17:36
↑ 181↓ 1480.2%
20M
8:26/mi
2:29:04
↑ 64↓ 500.2%
21M
9:06/mi
2:38:10
↑ 106↓ 241.6%
35K· 21.75 mi
7:59/mi
2:44:08
↑ 17↓ 861.7%
23M
9:01/mi
2:55:25
↑ 23↓ 630.6%
24M
8:42/mi
3:04:07
↓ 821.3%
40K· 24.85 mi
9:13/mi
3:12:00
↓ 200.3%
25.2M
10:29/mi
3:15:37
↑ 13↓ 160.2%
Finish· 26.22 mi
9:23/mi
3:25:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:23
Pace7:12 /mi
2nd Half
Distance13.11 mi
Time1:50:48
Pace8:27 /mi
📊Positive Split: 17.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2822:287:1422:28
7:14
-
10K
6.21 mi11:12:4844:487:1322:20
7:11
-0:03
15K
9.32 mi11:34:541:06:547:1122:06
7:07
-0:04
20K
12.43 mi11:57:251:29:257:1222:31
7:15
+0:08
Half
13.11 mi12:02:231:34:237:124:58
7:17
+0:02
25K
15.53 mi12:20:351:52:357:1518:12
7:30
+0:13
30K
18.64 mi12:45:362:17:367:2325:01
8:03
+0:33
20M
20.00 mi12:57:042:29:047:2711:28
8:26
+0:23
21M
21.00 mi13:06:102:38:107:329:06
9:06
+0:40
35K
21.75 mi13:12:082:44:087:335:58
7:59
-1:07
23M
23.00 mi13:23:252:55:257:3811:17
9:01
+1:02
24M
24.00 mi13:32:073:04:077:408:42
8:42
-0:19
40K
24.85 mi13:40:003:12:007:437:53
9:13
+0:31
25.2M
25.20 mi13:43:373:15:377:463:37
10:29
+1:16
Finish
26.22 mi13:53:113:25:117:509:34
9:23
-1:06

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

7:07 /mi

Average Pace

7:50 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:35

55% of race

Time at Steady Pace

42:27

21% of race

Time at Slower Pace

50:09

24% of race

Average Pace: 7:50 /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 mi10:50:2822:287:1422:28
7:14
#9742
10K
6.21 mi11:12:4844:487:1322:20
7:11
#9530
15K
9.32 mi11:34:541:06:547:1122:06
7:07
#9142
20K
12.43 mi11:57:251:29:257:1222:31
7:15
#8936
Half
13.11 mi12:02:231:34:237:124:58
7:17
#8979
25K
15.53 mi12:20:351:52:357:1518:12
7:30
#9096
30K
18.64 mi12:45:362:17:367:2325:01
8:03
#9539
20M
20.00 mi12:57:042:29:047:2711:28
8:26
#9814
21M
21.00 mi13:06:102:38:107:329:06
9:06
#10104
35K
21.75 mi13:12:082:44:087:335:58
7:59
#10156
23M
23.00 mi13:23:252:55:257:3811:17
9:01
#10573
24M
24.00 mi13:32:073:04:077:408:42
8:42
#10782
40K
24.85 mi13:40:003:12:007:437:53
9:13
#11058
25.2M
25.20 mi13:43:373:15:377:463:37
10:29
#11215
Finish
26.22 mi13:53:113:25:117:509:34
9:23
#11738
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi9742803180318423(Top 30%)7196(Top 45%)7196(Top 361%)
10K6.21 mi3.10 mi9530+2127917+1147917+1149387(Top 33%)7817(Top 49%)7817(Top 392%)
15K9.32 mi3.11 mi9142+3887668+2497668+2498423(Top 30%)7196(Top 45%)7196(Top 361%)
20K12.43 mi3.11 mi8936+2067525+1437525+1438598(Top 30%)7227(Top 45%)7227(Top 362%)
Half13.11 mi0.68 mi8979-437552-277552-279808(Top 35%)7936(Top 49%)7936(Top 398%)
25K15.53 mi2.42 mi9096-1177582-307582-3010022(Top 35%)7893(Top 49%)7893(Top 395%)
30K18.64 mi3.11 mi9539-4437768-1867768-18611755(Top 41%)8560(Top 53%)8560(Top 429%)
20M20.00 mi1.36 mi9814-2757884-1167884-11613361(Top 47%)9147(Top 57%)9147(Top 458%)
21M21.00 mi1.00 mi10104-2907988-1047988-10414063(Top 50%)9352(Top 58%)9352(Top 469%)
35K21.75 mi0.75 mi10156-527989-17989-112082(Top 43%)8362(Top 52%)8362(Top 419%)
23M23.00 mi1.25 mi10573-4178161-1728161-17216300(Top 57%)10188(Top 63%)10188(Top 510%)
24M24.00 mi1.00 mi10782-2098214-538214-5315713(Top 55%)9909(Top 62%)9909(Top 496%)
40K24.85 mi0.85 mi11058-2768305-918305-9117411(Top 61%)10549(Top 66%)10549(Top 529%)
25.2M25.20 mi0.35 mi11215-1578367-628367-6218898(Top 67%)11253(Top 70%)11253(Top 564%)
Finish26.22 mi1.02 mi11738-5238583-2168583-21620723(Top 73%)12150(Top 75%)12150(Top 609%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21story building
+97ft-345ft

Overall

8423

Males

7196

M50-54

7196

5K→10K

3.1 - 6.2 mi

Top 33%
×5story building
+79ft-138ft

Overall

9387

Males

7817

M50-54

7817

10K→15K

6.2 - 9.3 mi

Top 30%
×3story building
+67ft-78ft

Overall

8423

Males

7196

M50-54

7196

15K→20K

9.3 - 12.4 mi

Top 30%
×5story building
+106ft-86ft

Overall

8598

Males

7227

M50-54

7227

20K→Half

12.4 - 13.1 mi

Top 35%
×2story building
+19ft-37ft

Overall

9808

Males

7936

M50-54

7936

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

10022

Males

7893

M50-54

7893

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

11755

Males

8560

M50-54

8560

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

13361

Males

9147

M50-54

9147

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

14063

Males

9352

M50-54

9352

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

12082

Males

8362

M50-54

8362

35K→23M

21.8 - 23.0 mi

Top 57%
×5story building
+23ft-63ft

Overall

16300

Males

10188

M50-54

10188

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

15713

Males

9909

M50-54

9909

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

17411

Males

10549

M50-54

10549

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

18898

Males

11253

M50-54

11253

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

20723

Males

12150

M50-54

12150

Passing Analysis

Category:
Athletes Passed
1549
Passed By
3540
Net Change
-1996
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9742
5K → 10K349136+212#9742#9530
10K → 15K41325+388#9530#9142
15K → 20K27569+206#9142#8936
20K → Half3073-43#8936#8979
Half → 25K118235-117#8979#9096
25K → 30K111554-443#9096#9539
30K → 20M48322-275#9539#9814
20M → 21M43331-290#9814#10104
21M → 35K51102-52#10104#10156
35K → 23M33450-417#10156#10573
23M → 24M36245-209#10573#10782
24M → 40K22298-276#10782#11058
40K → 25.2M8165-157#11058#11215
25.2M → Finish12535-523#11215#11738
TOTALS15493540-1996
📊

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