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BOSTON MARATHON 2026

Gonzalo Perez De Arce

Bib: 20019•M

Masters
Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M60-64)
#0 / 1514
Top 47%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
25:01
3.11 mi
Rank: #17300
Start → 5K
25:01 | 8:04/mi
10K
50:22
6.21 mi
Rank: #17804 (-504)
5K → 10K
25:21 | 8:10/mi
15K
1:15:35
9.32 mi
Rank: #17824 (-20)
10K → 15K
25:13 | 8:07/mi
20K
1:41:26
12.43 mi
Rank: #17926 (-102)
15K → 20K
25:51 | 8:20/mi
HALF
1:47:08
13.11 mi
Rank: #17998 (-72)
20K → HALF
5:42 | 8:22/mi
25K
2:09:48
15.53 mi
Rank: #18880 (-882)
HALF → 25K
22:40 | 9:21/mi
30K
2:38:44
18.64 mi
Rank: #19304 (-424)
25K → 30K
28:56 | 9:19/mi
20M
2:51:10
20.00 mi
Rank: #19323 (-19)
30K → 20M
12:26 | 9:10/mi
21M
3:01:37
21.00 mi
Rank: #19542 (-219)
20M → 21M
10:27 | 10:27/mi
35K
3:07:49
21.75 mi
Rank: #19417 (+125)
21M → 35K
6:12 | 8:18/mi
23M
3:18:11
23.00 mi
Rank: #19122 (+295)
35K → 23M
10:22 | 8:18/mi
24M
3:26:20
24.00 mi
Rank: #18929 (+193)
23M → 24M
8:09 | 8:09/mi
40K
3:34:23
24.85 mi
Rank: #18989 (-60)
24M → 40K
8:03 | 9:25/mi
25.2M
3:37:32
25.20 mi
Rank: #18929 (+60)
40K → 25.2M
3:09 | 9:09/mi
FINISH
3:45:58
26.22 mi
Rank: #18843 (+86)
25.2M → FINISH
8:26 | 8:17/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:47:08
Pace8:11 /mi
2nd Half
Distance13.11 mi
Time1:58:50
Pace9:04 /mi
📊Positive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:09:4825:018:0425:01
8:04
-
10K
6.21 mi11:35:0950:228:0725:21
8:10
+0:06
15K
9.32 mi12:00:221:15:358:0725:13
8:07
-0:03
20K
12.43 mi12:26:131:41:268:1025:51
8:20
+0:13
HALF
13.11 mi12:31:551:47:088:115:42
8:22
+0:02
25K
15.53 mi12:54:352:09:488:2222:40
9:21
+0:59
30K
18.64 mi13:23:312:38:448:3128:56
9:19
-0:02
20M
20.00 mi13:35:572:51:108:3412:26
9:10
-0:09
21M
21.00 mi13:46:243:01:378:3910:27
10:27
+1:17
35K
21.75 mi13:52:363:07:498:396:12
8:18
-2:09
23M
23.00 mi14:02:583:18:118:3810:22
8:18
0:00
24M
24.00 mi14:11:073:26:208:368:09
8:09
-0:09
40K
24.85 mi14:19:103:34:238:388:03
9:25
+1:16
25.2M
25.20 mi14:22:193:37:328:383:09
9:09
-0:16
FINISH
26.22 mi14:30:453:45:588:388:26
8:17
-0:52

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

8:04 /mi

Average Pace

8:37 /mi

Slowest Pace

10:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:20:17

62% of race

Time at Slower Pace

1:25:41

38% of race

Average Pace: 8:37 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:09:4825:018:0425:01
8:04
#17300
10K
6.21 mi11:35:0950:228:0725:21
8:10
#17804
15K
9.32 mi12:00:221:15:358:0725:13
8:07
#17824
20K
12.43 mi12:26:131:41:268:1025:51
8:20
#17926
HALF
13.11 mi12:31:551:47:088:115:42
8:22
#17998
25K
15.53 mi12:54:352:09:488:2222:40
9:21
#18880
30K
18.64 mi13:23:312:38:448:3128:56
9:19
#19304
20M
20.00 mi13:35:572:51:108:3412:26
9:10
#19323
21M
21.00 mi13:46:243:01:378:3910:27
10:27
#19542
35K
21.75 mi13:52:363:07:498:396:12
8:18
#19417
23M
23.00 mi14:02:583:18:118:3810:22
8:18
#19122
24M
24.00 mi14:11:073:26:208:368:09
8:09
#18929
40K
24.85 mi14:19:103:34:238:388:03
9:25
#18989
25.2M
25.20 mi14:22:193:37:328:383:09
9:09
#18929
FINISH
26.22 mi14:30:453:45:588:388:26
8:17
#18843
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi17300111411114117805(Top 61%)11361(Top 70%)11361(Top 750%)
10K6.21 mi3.10 mi17804-50411356-21511356-21518334(Top 63%)11601(Top 71%)11601(Top 766%)
15K9.32 mi3.11 mi17824-2011359-311359-317805(Top 61%)11361(Top 70%)11361(Top 750%)
20K12.43 mi3.11 mi17926-10211394-3511394-3518242(Top 63%)11512(Top 70%)11512(Top 760%)
HALF13.11 mi0.68 mi17998-7211433-3911433-3919370(Top 67%)12035(Top 74%)12035(Top 795%)
25K15.53 mi2.42 mi18880-88211795-36211795-36222531(Top 78%)13489(Top 83%)13489(Top 891%)
30K18.64 mi3.11 mi19304-42411944-14911944-14920967(Top 72%)12646(Top 77%)12646(Top 835%)
20M20.00 mi1.36 mi19323-1911937+711937+719646(Top 68%)11949(Top 73%)11949(Top 789%)
21M21.00 mi1.00 mi19542-21912018-8112018-8121803(Top 75%)12923(Top 79%)12923(Top 854%)
35K21.75 mi0.75 mi19417+12511957+6111957+6116339(Top 56%)10347(Top 63%)10347(Top 683%)
23M23.00 mi1.25 mi19122+29511809+14811809+14814352(Top 49%)9406(Top 58%)9406(Top 621%)
24M24.00 mi1.00 mi18929+19311699+11011699+11014748(Top 51%)9507(Top 58%)9507(Top 628%)
40K24.85 mi0.85 mi18989-6011711-1211711-1220065(Top 69%)11893(Top 73%)11893(Top 786%)
25.2M25.20 mi0.35 mi18929+6011675+3611675+3615433(Top 53%)9729(Top 60%)9729(Top 643%)
FINISH26.22 mi1.02 mi18843+8611627+4811627+4816860(Top 58%)10376(Top 64%)10376(Top 685%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21
+97ft-345ft

Overall

17805

Males

11361

M60-64

11361

5K→10K

3.1 - 6.2 mi

Top 63%
×5
+79ft-138ft

Overall

18334

Males

11601

M60-64

11601

10K→15K

6.2 - 9.3 mi

Top 61%
×3
+67ft-78ft

Overall

17805

Males

11361

M60-64

11361

15K→20K

9.3 - 12.4 mi

Top 63%
×5
+106ft-86ft

Overall

18242

Males

11512

M60-64

11512

20K→HALF

12.4 - 13.1 mi

Top 67%
×2
+19ft-37ft

Overall

19370

Males

12035

M60-64

12035

HALF→25K

13.1 - 15.5 mi

Top 78%
×4
+66ft-88ft

Overall

22531

Males

13489

M60-64

13489

25K→30K

15.5 - 18.6 mi

Top 72%
×9
+181ft-148ft

Overall

20967

Males

12646

M60-64

12646

30K→20M

18.6 - 20.0 mi

Top 68%
×5
+64ft-50ft

Overall

19646

Males

11949

M60-64

11949

20M→21M

20.0 - 21.0 mi

Top 75%
×8
+106ft-24ft

Overall

21803

Males

12923

M60-64

12923

21M→35K

21.0 - 21.8 mi

Top 56%
×7
+17ft-86ft

Overall

16339

Males

10347

M60-64

10347

35K→23M

21.8 - 23.0 mi

Top 49%
×5
+23ft-63ft

Overall

14352

Males

9406

M60-64

9406

23M→24M

23.0 - 24.0 mi

Top 51%
×6
+12ft-82ft

Overall

14748

Males

9507

M60-64

9507

24M→40K

24.0 - 24.9 mi

Top 69%
×1
+6ft-20ft

Overall

20065

Males

11893

M60-64

11893

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1
+13ft-16ft

Overall

15433

Males

9729

M60-64

9729

25.2M→FINISH

25.2 - 26.2 mi

Top 58%
×2
+22ft-21ft

Overall

16860

Males

10376

M60-64

10376

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1493
Passed By
3036
Net Change
-1543
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17300
5K → 10K100604-504#17300#17804
10K → 15K169189-20#17804#17824
15K → 20K133235-102#17824#17926
20K → HALF1789-72#17926#17998
HALF → 25K18900-882#17998#18880
25K → 30K94518-424#18880#19304
30K → 20M81100-19#19304#19323
20M → 21M37256-219#19323#19542
21M → 35K1327+125#19542#19417
35K → 23M2994+295#19417#19122
23M → 24M1985+193#19122#18929
24M → 40K41101-60#18929#18989
40K → 25.2M655+60#18989#18929
25.2M → FINISH10923+86#18929#18843
TOTALS14933036-1543
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing