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BOSTON MARATHON 2023

Said Emmanuel Ibarra

Bib: 5633•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 19%
Gender (Male)
#0 / 15176
Top 31%
Division (M18-39)
#0 / 5285
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
6:46/mi
21:02
↑ 97↓ 3451.5%
10K· 6.21 mi
6:45/mi
42:00
↑ 79↓ 1380.4%
15K· 9.32 mi
6:44/mi
1:02:54
↑ 67↓ 78
20K· 12.43 mi
6:48/mi
1:24:02
↑ 106↓ 860.1%
Half· 13.11 mi
6:45/mi
1:28:38
↑ 19↓ 370.5%
25K· 15.53 mi
6:51/mi
1:45:15
↑ 66↓ 880.2%
30K· 18.64 mi
7:02/mi
2:07:07
↑ 181↓ 1480.2%
20M
7:12/mi
2:16:54
↑ 64↓ 500.2%
21M
7:53/mi
2:24:47
↑ 106↓ 241.6%
35K· 21.75 mi
7:08/mi
2:30:07
↑ 17↓ 861.7%
23M
7:42/mi
2:39:45
↑ 23↓ 630.6%
24M
7:24/mi
2:47:09
↓ 821.3%
40K· 24.85 mi
7:58/mi
2:53:58
↓ 200.3%
25.2M
7:50/mi
2:56:40
↑ 13↓ 160.2%
Finish· 26.22 mi
7:50/mi
3:04:39
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:38
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:36:01
Pace7:19 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:0221:026:4621:02
6:46
-
10K
6.21 mi10:44:0042:006:4620:58
6:45
-0:01
15K
9.32 mi11:04:541:02:546:4520:54
6:44
-0:01
20K
12.43 mi11:26:021:24:026:4621:08
6:48
+0:04
Half
13.11 mi11:30:381:28:386:464:36
6:45
-0:03
25K
15.53 mi11:47:151:45:156:4716:37
6:51
+0:06
30K
18.64 mi12:09:072:07:076:4921:52
7:02
+0:11
20M
20.00 mi12:18:542:16:546:519:47
7:12
+0:10
21M
21.00 mi12:26:472:24:476:547:53
7:53
+0:41
35K
21.75 mi12:32:072:30:076:545:20
7:08
-0:45
23M
23.00 mi12:41:452:39:456:579:38
7:42
+0:34
24M
24.00 mi12:49:092:47:096:587:24
7:24
-0:18
40K
24.85 mi12:55:582:53:587:006:49
7:58
+0:34
25.2M
25.20 mi12:58:402:56:407:012:42
7:50
-0:08
Finish
26.22 mi13:06:393:04:397:037:59
7:50
0:00

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

6:44 /mi

Average Pace

7:03 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:38

81% of race

Time at Steady Pace

28:12

15% of race

Time at Slower Pace

6:49

4% of race

Average Pace: 7:03 /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 mi10:23:0221:026:4621:02
6:46
#4368
10K
6.21 mi10:44:0042:006:4620:58
6:45
#4594
15K
9.32 mi11:04:541:02:546:4520:54
6:44
#4491
20K
12.43 mi11:26:021:24:026:4621:08
6:48
#4473
Half
13.11 mi11:30:381:28:386:464:36
6:45
#4477
25K
15.53 mi11:47:151:45:156:4716:37
6:51
#4460
30K
18.64 mi12:09:072:07:076:4921:52
7:02
#4477
20M
20.00 mi12:18:542:16:546:519:47
7:12
#4544
21M
21.00 mi12:26:472:24:476:547:53
7:53
#4693
35K
21.75 mi12:32:072:30:076:545:20
7:08
#4738
23M
23.00 mi12:41:452:39:456:579:38
7:42
#4891
24M
24.00 mi12:49:092:47:096:587:24
7:24
#4954
40K
24.85 mi12:55:582:53:587:006:49
7:58
#5057
25.2M
25.20 mi12:58:402:56:407:012:42
7:50
#5038
Finish
26.22 mi13:06:393:04:397:037:59
7:50
#5176
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4368407940794401(Top 17%)4120(Top 27%)4120(Top 78%)
10K6.21 mi3.10 mi4594-2264290-2114290-2114809(Top 18%)4466(Top 29%)4466(Top 85%)
15K9.32 mi3.11 mi4491+1034197+934197+934401(Top 17%)4120(Top 27%)4120(Top 78%)
20K12.43 mi3.11 mi4473+184182+154182+154463(Top 17%)4164(Top 27%)4164(Top 79%)
Half13.11 mi0.68 mi4477-44188-64188-64779(Top 18%)4441(Top 29%)4441(Top 84%)
25K15.53 mi2.42 mi4460+174173+154173+154622(Top 17%)4301(Top 28%)4301(Top 81%)
30K18.64 mi3.11 mi4477-174184-114184-114601(Top 17%)4260(Top 28%)4260(Top 81%)
20M20.00 mi1.36 mi4544-674237-534237-535100(Top 19%)4622(Top 30%)4622(Top 87%)
21M21.00 mi1.00 mi4693-1494372-1354372-1356612(Top 25%)5612(Top 37%)5612(Top 106%)
35K21.75 mi0.75 mi4738-454407-354407-356038(Top 23%)5246(Top 35%)5246(Top 99%)
23M23.00 mi1.25 mi4891-1534530-1234530-1237661(Top 29%)6211(Top 41%)6211(Top 118%)
24M24.00 mi1.00 mi4954-634568-384568-387013(Top 26%)5709(Top 38%)5709(Top 108%)
40K24.85 mi0.85 mi5057-1034652-844652-849809(Top 37%)7225(Top 48%)7225(Top 137%)
25.2M25.20 mi0.35 mi5038+194633+194633+195665(Top 21%)4687(Top 31%)4687(Top 89%)
Finish26.22 mi1.02 mi5176-1384740-1074740-10710878(Top 41%)7715(Top 51%)7715(Top 146%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21story building
+97ft-345ft

Overall

4401

Males

4120

M18-39

4120

5K→10K

3.1 - 6.2 mi

Top 18%
×5story building
+79ft-138ft

Overall

4809

Males

4466

M18-39

4466

10K→15K

6.2 - 9.3 mi

Top 17%
×3story building
+67ft-78ft

Overall

4401

Males

4120

M18-39

4120

15K→20K

9.3 - 12.4 mi

Top 17%
×5story building
+106ft-86ft

Overall

4463

Males

4164

M18-39

4164

20K→Half

12.4 - 13.1 mi

Top 18%
×2story building
+19ft-37ft

Overall

4779

Males

4441

M18-39

4441

Half→25K

13.1 - 15.5 mi

Top 17%
×4story building
+66ft-88ft

Overall

4622

Males

4301

M18-39

4301

25K→30K

15.5 - 18.6 mi

Top 17%
×9story building
+181ft-148ft

Overall

4601

Males

4260

M18-39

4260

30K→20M

18.6 - 20.0 mi

Top 19%
×5story building
+64ft-50ft

Overall

5100

Males

4622

M18-39

4622

20M→21M

20.0 - 21.0 mi

Top 25%
×8story building
+106ft-24ft

Overall

6612

Males

5612

M18-39

5612

21M→35K

21.0 - 21.8 mi

Top 23%
×7story building
+17ft-86ft

Overall

6038

Males

5246

M18-39

5246

35K→23M

21.8 - 23.0 mi

Top 29%
×5story building
+23ft-63ft

Overall

7661

Males

6211

M18-39

6211

23M→24M

23.0 - 24.0 mi

Top 26%
×6story building
+12ft-82ft

Overall

7013

Males

5709

M18-39

5709

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9809

Males

7225

M18-39

7225

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5665

Males

4687

M18-39

4687

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

10878

Males

7715

M18-39

7715

Passing Analysis

Category:
Athletes Passed
882
Passed By
1690
Net Change
-808
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4368
5K → 10K125351-226#4368#4594
10K → 15K18683+103#4594#4491
15K → 20K11294+18#4491#4473
20K → Half2428-4#4473#4477
Half → 25K9174+17#4477#4460
25K → 30K124141-17#4460#4477
30K → 20M42109-67#4477#4544
20M → 21M21170-149#4544#4693
21M → 35K3075-45#4693#4738
35K → 23M40193-153#4738#4891
23M → 24M2689-63#4891#4954
24M → 40K20123-103#4954#5057
40K → 25.2M267+19#5057#5038
25.2M → Finish15153-138#5038#5176
TOTALS8821690-808
📊

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