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BOSTON MARATHON 2023

Beimar Iriarte

Bib: 30125•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
10:18/mi
31:59
↑ 97↓ 3451.5%
10K· 6.21 mi
10:10/mi
1:03:33
↑ 79↓ 1380.4%
15K· 9.32 mi
10:08/mi
1:35:01
↑ 67↓ 78
20K· 12.43 mi
12:29/mi
2:13:48
↑ 106↓ 860.1%
Half· 13.11 mi
11:32/mi
2:21:40
↑ 19↓ 370.5%
25K· 15.53 mi
12:53/mi
2:52:54
↑ 66↓ 880.2%
30K· 18.64 mi
14:14/mi
3:37:07
↑ 181↓ 1480.2%
20M
15:10/mi
3:57:44
↑ 64↓ 500.2%
21M
15:10/mi
4:12:54
↑ 106↓ 241.6%
35K· 21.75 mi
12:26/mi
4:22:12
↑ 17↓ 861.7%
23M
14:05/mi
4:39:50
↑ 23↓ 630.6%
24M
13:25/mi
4:53:15
↓ 821.3%
40K· 24.85 mi
14:44/mi
5:05:51
↓ 200.3%
25.2M
15:42/mi
5:11:16
↑ 13↓ 160.2%
Finish· 26.22 mi
11:02/mi
5:22:31
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:21:40
Pace10:48 /mi
2nd Half
Distance13.11 mi
Time3:00:51
Pace13:48 /mi
📊Positive Split: 27.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:2531:5910:1831:59
10:18
-
10K
6.21 mi12:28:591:03:3310:1431:34
10:10
-0:08
15K
9.32 mi13:00:271:35:0110:1231:28
10:08
-0:02
20K
12.43 mi13:39:142:13:4810:4638:47
12:29
+2:21
Half
13.11 mi13:47:062:21:4010:487:52
11:32
-0:57
25K
15.53 mi14:18:202:52:5411:0831:14
12:53
+1:21
30K
18.64 mi15:02:333:37:0711:3944:13
14:14
+1:21
20M
20.00 mi15:23:103:57:4411:5320:37
15:10
+0:56
21M
21.00 mi15:38:204:12:5412:0315:10
15:10
0:00
35K
21.75 mi15:47:384:22:1212:039:18
12:26
-2:44
23M
23.00 mi16:05:164:39:5012:1017:38
14:05
+1:39
24M
24.00 mi16:18:414:53:1512:1313:25
13:25
-0:40
40K
24.85 mi16:31:175:05:5112:1812:36
14:44
+1:19
25.2M
25.20 mi16:36:425:11:1612:215:25
15:42
+0:58
Finish
26.22 mi16:47:575:22:3112:1911:15
11:02
-4:40

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

10:08 /mi

Average Pace

12:19 /mi

Slowest Pace

15:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:08

35% of race

Time at Steady Pace

1:32:44

29% of race

Time at Slower Pace

1:55:39

36% of race

Average Pace: 12:18 /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 mi11:57:2531:5910:1831:59
10:18
#24210
10K
6.21 mi12:28:591:03:3310:1431:34
10:10
#24124
15K
9.32 mi13:00:271:35:0110:1231:28
10:08
#23992
20K
12.43 mi13:39:142:13:4810:4638:47
12:29
#24874
Half
13.11 mi13:47:062:21:4010:487:52
11:32
#24915
25K
15.53 mi14:18:202:52:5411:0831:14
12:53
#25198
30K
18.64 mi15:02:333:37:0711:3944:13
14:14
#25468
20M
20.00 mi15:23:103:57:4411:5320:37
15:10
#25616
21M
21.00 mi15:38:204:12:5412:0315:10
15:10
#25634
35K
21.75 mi15:47:384:22:1212:039:18
12:26
#25621
23M
23.00 mi16:05:164:39:5012:1017:38
14:05
#25646
24M
24.00 mi16:18:414:53:1512:1313:25
13:25
#25675
40K
24.85 mi16:31:175:05:5112:1812:36
14:44
#25697
25.2M
25.20 mi16:36:425:11:1612:215:25
15:42
#25712
Finish
26.22 mi16:47:575:22:3112:1911:15
11:02
#25679
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi24210141971419723753(Top 89%)13981(Top 92%)13981(Top 983%)
10K6.21 mi3.10 mi24124+8614144+5314144+5324047(Top 90%)14113(Top 93%)14113(Top 992%)
15K9.32 mi3.11 mi23992+13214086+5814086+5823753(Top 89%)13981(Top 92%)13981(Top 983%)
20K12.43 mi3.11 mi24874-88214469-38314469-38325955(Top 97%)14905(Top 98%)14905(Top 1048%)
Half13.11 mi0.68 mi24915-4114482-1314482-1325513(Top 96%)14696(Top 97%)14696(Top 1033%)
25K15.53 mi2.42 mi25198-28314591-10914591-10925800(Top 97%)14815(Top 98%)14815(Top 1042%)
30K18.64 mi3.11 mi25468-27014690-9914690-9926141(Top 98%)14953(Top 99%)14953(Top 1052%)
20M20.00 mi1.36 mi25616-14814752-6214752-6226345(Top 99%)15021(Top 99%)15021(Top 1056%)
21M21.00 mi1.00 mi25634-1814762-1014762-1025826(Top 97%)14786(Top 97%)14786(Top 1040%)
35K21.75 mi0.75 mi25621+1314749+1314749+1325104(Top 94%)14379(Top 95%)14379(Top 1011%)
23M23.00 mi1.25 mi25646-2514754-514754-525879(Top 97%)14769(Top 97%)14769(Top 1039%)
24M24.00 mi1.00 mi25675-2914763-914763-925752(Top 97%)14682(Top 97%)14682(Top 1032%)
40K24.85 mi0.85 mi25697-2214772-914772-926048(Top 98%)14829(Top 98%)14829(Top 1043%)
25.2M25.20 mi0.35 mi25712-1514777-514777-526017(Top 98%)14820(Top 98%)14820(Top 1042%)
Finish26.22 mi1.02 mi25679+3314760+1714760+1724048(Top 90%)13847(Top 91%)13847(Top 974%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

23753

Males

13981

M55-59

13981

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

24047

Males

14113

M55-59

14113

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

23753

Males

13981

M55-59

13981

15K→20K

9.3 - 12.4 mi

Top 97%
×5story building
+106ft-86ft

Overall

25955

Males

14905

M55-59

14905

20K→Half

12.4 - 13.1 mi

Top 96%
×2story building
+19ft-37ft

Overall

25513

Males

14696

M55-59

14696

Half→25K

13.1 - 15.5 mi

Top 97%
×4story building
+66ft-88ft

Overall

25800

Males

14815

M55-59

14815

25K→30K

15.5 - 18.6 mi

Top 98%
×9story building
+181ft-148ft

Overall

26141

Males

14953

M55-59

14953

30K→20M

18.6 - 20.0 mi

Top 99%
×5story building
+64ft-50ft

Overall

26345

Males

15021

M55-59

15021

20M→21M

20.0 - 21.0 mi

Top 97%
×8story building
+106ft-24ft

Overall

25826

Males

14786

M55-59

14786

21M→35K

21.0 - 21.8 mi

Top 94%
×7story building
+17ft-86ft

Overall

25104

Males

14379

M55-59

14379

35K→23M

21.8 - 23.0 mi

Top 97%
×5story building
+23ft-63ft

Overall

25879

Males

14769

M55-59

14769

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

25752

Males

14682

M55-59

14682

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

26048

Males

14829

M55-59

14829

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

26017

Males

14820

M55-59

14820

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2story building
+22ft-21ft

Overall

24048

Males

13847

M55-59

13847

Passing Analysis

Category:
Athletes Passed
580
Passed By
2049
Net Change
-1469
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24210
5K → 10K244158+86#24210#24124
10K → 15K19765+132#24124#23992
15K → 20K5887-882#23992#24874
20K → Half647-41#24874#24915
Half → 25K12295-283#24915#25198
25K → 30K17287-270#25198#25468
30K → 20M2150-148#25468#25616
20M → 21M1634-18#25616#25634
21M → 35K218+13#25634#25621
35K → 23M1035-25#25621#25646
23M → 24M837-29#25646#25675
24M → 40K325-22#25675#25697
40K → 25.2M217-15#25697#25712
25.2M → Finish374+33#25712#25679
TOTALS5802049-1469
📊

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