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BOSTON MARATHON 2023

Francisco Irarrazaval

Bib: 6054•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 21%
Division (M18-39)
#0 / 5285
Top 45%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:16
Rank: #5084
Start → 5K
21:16 | 6:51/mi
10K· 6.21 mi
42:28
Rank: #5243 (-159)
5K → 10K
21:12 | 6:49/mi
15K· 9.32 mi
1:03:17
Rank: #4894 (+349)
10K → 15K
20:49 | 6:42/mi
20K· 12.43 mi
1:24:05
Rank: #4508 (+386)
15K → 20K
20:48 | 6:42/mi
Half· 13.11 mi
1:28:39
Rank: #4485 (+23)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:44:57
Rank: #4283 (+202)
Half → 25K
16:18 | 6:43/mi
30K· 18.64 mi
2:06:22
Rank: #4105 (+178)
25K → 30K
21:25 | 6:54/mi
20M
2:15:41
Rank: #4005 (+100)
30K → 20M
9:19 | 6:51/mi
21M
2:22:47
Rank: #3854 (+151)
20M → 21M
7:06 | 7:06/mi
35K· 21.75 mi
2:27:42
Rank: #3793 (+61)
21M → 35K
4:55 | 6:34/mi
23M
2:36:13
Rank: #3670 (+123)
35K → 23M
8:31 | 6:48/mi
24M
2:42:54
Rank: #3612 (+58)
23M → 24M
6:41 | 6:41/mi
40K· 24.85 mi
2:48:41
Rank: #3532 (+80)
24M → 40K
5:47 | 6:46/mi
25.2M
2:51:10
Rank: #3500 (+32)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:57:48
Rank: #3432 (+68)
25.2M → Finish
6:38 | 6:31/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:28:39
Pace6:46 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:29:09
Pace6:48 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3021:166:5121:16
6:51
-
10K
6.21 mi10:45:4242:286:5021:12
6:49
-0:02
15K
9.32 mi11:06:311:03:176:4720:49
6:42
-0:07
20K
12.43 mi11:27:191:24:056:4620:48
6:42
0:00
Half
13.11 mi11:31:531:28:396:464:34
6:42
0:00
25K
15.53 mi11:48:111:44:576:4516:18
6:43
+0:01
30K
18.64 mi12:09:362:06:226:4721:25
6:54
+0:11
20M
20.00 mi12:18:552:15:416:479:19
6:51
-0:03
21M
21.00 mi12:26:012:22:476:487:06
7:06
+0:15
35K
21.75 mi12:30:562:27:426:474:55
6:34
-0:32
23M
23.00 mi12:39:272:36:136:488:31
6:48
+0:14
24M
24.00 mi12:46:082:42:546:476:41
6:41
-0:07
40K
24.85 mi12:51:552:48:416:475:47
6:46
+0:05
25.2M
25.20 mi12:54:242:51:106:482:29
7:12
+0:26
Finish
26.22 mi13:01:022:57:486:476:38
6:31
-0:41

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

6:31 /mi

Average Pace

6:47 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:19

99% of race

Time at Steady Pace

2:29

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:24:3021:166:5121:16
6:51
#5084
10K
6.21 mi10:45:4242:286:5021:12
6:49
#5243
15K
9.32 mi11:06:311:03:176:4720:49
6:42
#4894
20K
12.43 mi11:27:191:24:056:4620:48
6:42
#4508
Half
13.11 mi11:31:531:28:396:464:34
6:42
#4485
25K
15.53 mi11:48:111:44:576:4516:18
6:43
#4283
30K
18.64 mi12:09:362:06:226:4721:25
6:54
#4105
20M
20.00 mi12:18:552:15:416:479:19
6:51
#4005
21M
21.00 mi12:26:012:22:476:487:06
7:06
#3854
35K
21.75 mi12:30:562:27:426:474:55
6:34
#3793
23M
23.00 mi12:39:272:36:136:488:31
6:48
#3670
24M
24.00 mi12:46:082:42:546:476:41
6:41
#3612
40K
24.85 mi12:51:552:48:416:475:47
6:46
#3532
25.2M
25.20 mi12:54:242:51:106:482:29
7:12
#3500
Finish
26.22 mi13:01:022:57:486:476:38
6:31
#3432
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5084471547154120(Top 15%)3866(Top 25%)3866(Top 73%)
10K6.21 mi3.10 mi5243-1594849-1344849-1345502(Top 21%)5062(Top 33%)5062(Top 96%)
15K9.32 mi3.11 mi4894+3494551+2984551+2984120(Top 15%)3866(Top 25%)3866(Top 73%)
20K12.43 mi3.11 mi4508+3864210+3414210+3413541(Top 13%)3350(Top 22%)3350(Top 63%)
Half13.11 mi0.68 mi4485+234194+164194+164201(Top 16%)3925(Top 26%)3925(Top 74%)
25K15.53 mi2.42 mi4283+2024015+1794015+1793542(Top 13%)3347(Top 22%)3347(Top 63%)
30K18.64 mi3.11 mi4105+1783858+1573858+1573613(Top 14%)3393(Top 22%)3393(Top 64%)
20M20.00 mi1.36 mi4005+1003766+923766+923160(Top 12%)2966(Top 20%)2966(Top 56%)
21M21.00 mi1.00 mi3854+1513630+1363630+1362641(Top 10%)2487(Top 16%)2487(Top 47%)
35K21.75 mi0.75 mi3793+613571+593571+592854(Top 11%)2681(Top 18%)2681(Top 51%)
23M23.00 mi1.25 mi3670+1233461+1103461+1102681(Top 10%)2514(Top 17%)2514(Top 48%)
24M24.00 mi1.00 mi3612+583408+533408+533017(Top 11%)2801(Top 18%)2801(Top 53%)
40K24.85 mi0.85 mi3532+803334+743334+742650(Top 10%)2449(Top 16%)2449(Top 46%)
25.2M25.20 mi0.35 mi3500+323304+303304+302543(Top 10%)2356(Top 16%)2356(Top 45%)
Finish26.22 mi1.02 mi3432+683235+693235+692533(Top 10%)2327(Top 15%)2327(Top 44%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4120

Males

3866

M18-39

3866

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5502

Males

5062

M18-39

5062

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4120

Males

3866

M18-39

3866

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3541

Males

3350

M18-39

3350

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4201

Males

3925

M18-39

3925

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3542

Males

3347

M18-39

3347

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3613

Males

3393

M18-39

3393

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3160

Males

2966

M18-39

2966

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2641

Males

2487

M18-39

2487

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2854

Males

2681

M18-39

2681

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2681

Males

2514

M18-39

2514

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3017

Males

2801

M18-39

2801

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2650

Males

2449

M18-39

2449

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2543

Males

2356

M18-39

2356

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2533

Males

2327

M18-39

2327

Passing Analysis

Category:
Athletes Passed
2114
Passed By
462
Net Change
+1652
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5084
5K → 10K134293-159#5084#5243
10K → 15K36617+349#5243#4894
15K → 20K3937+386#4894#4508
20K → Half3714+23#4508#4485
Half → 25K21210+202#4485#4283
25K → 30K21638+178#4283#4105
30K → 20M1077+100#4105#4005
20M → 21M16211+151#4005#3854
21M → 35K687+61#3854#3793
35K → 23M13613+123#3793#3670
23M → 24M7315+58#3670#3612
24M → 40K866+80#3612#3532
40K → 25.2M375+32#3532#3500
25.2M → Finish8719+68#3500#3432
TOTALS2114462+1652
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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