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BOSTON MARATHON 2023

Nahim Abraham Peregrina

Bib: 1791•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 17%
Division (M18-39)
#0 / 5285
Top 38%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:03
Rank: #2046
Start → 5K
20:03 | 6:27/mi
10K· 6.21 mi
40:15
Rank: #2374 (-328)
5K → 10K
20:12 | 6:30/mi
15K· 9.32 mi
1:00:38
Rank: #2557 (-183)
10K → 15K
20:23 | 6:34/mi
20K· 12.43 mi
1:21:17
Rank: #2676 (-119)
15K → 20K
20:39 | 6:39/mi
Half· 13.11 mi
1:25:52
Rank: #2748 (-72)
20K → Half
4:35 | 6:43/mi
25K· 15.53 mi
1:41:59
Rank: #2774 (-26)
Half → 25K
16:07 | 6:39/mi
30K· 18.64 mi
2:02:41
Rank: #2645 (+129)
25K → 30K
20:42 | 6:40/mi
20M
2:11:54
Rank: #2621 (+24)
30K → 20M
9:13 | 6:47/mi
21M
2:19:11
Rank: #2621
20M → 21M
7:17 | 7:17/mi
35K· 21.75 mi
2:24:15
Rank: #2637 (-16)
21M → 35K
5:04 | 6:46/mi
23M
2:32:56
Rank: #2648 (-11)
35K → 23M
8:41 | 6:56/mi
24M
2:39:46
Rank: #2686 (-38)
23M → 24M
6:50 | 6:50/mi
40K· 24.85 mi
2:45:39
Rank: #2678 (+8)
24M → 40K
5:53 | 6:53/mi
25.2M
2:48:16
Rank: #2705 (-27)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
2:55:18
Rank: #2768 (-63)
25.2M → Finish
7:02 | 6:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:52
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time1:29:26
Pace6:49 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:3720:036:2720:03
6:27
-
10K
6.21 mi10:40:4940:156:2920:12
6:30
+0:03
15K
9.32 mi11:01:121:00:386:3020:23
6:34
+0:04
20K
12.43 mi11:21:511:21:176:3220:39
6:39
+0:05
Half
13.11 mi11:26:261:25:526:334:35
6:43
+0:04
25K
15.53 mi11:42:331:41:596:3416:07
6:39
-0:04
30K
18.64 mi12:03:152:02:416:3520:42
6:40
+0:01
20M
20.00 mi12:12:282:11:546:369:13
6:47
+0:07
21M
21.00 mi12:19:452:19:116:387:17
7:17
+0:30
35K
21.75 mi12:24:492:24:156:385:04
6:46
-0:31
23M
23.00 mi12:33:302:32:566:398:41
6:56
+0:10
24M
24.00 mi12:40:202:39:466:396:50
6:50
-0:06
40K
24.85 mi12:46:132:45:396:405:53
6:53
+0:03
25.2M
25.20 mi12:48:502:48:166:412:37
7:35
+0:42
Finish
26.22 mi12:55:522:55:186:417:02
6:54
-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

6:27 /mi

Average Pace

6:41 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:24

94% of race

Time at Steady Pace

9:54

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:41 /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 mi10:20:3720:036:2720:03
6:27
#2046
10K
6.21 mi10:40:4940:156:2920:12
6:30
#2374
15K
9.32 mi11:01:121:00:386:3020:23
6:34
#2557
20K
12.43 mi11:21:511:21:176:3220:39
6:39
#2676
Half
13.11 mi11:26:261:25:526:334:35
6:43
#2748
25K
15.53 mi11:42:331:41:596:3416:07
6:39
#2774
30K
18.64 mi12:03:152:02:416:3520:42
6:40
#2645
20M
20.00 mi12:12:282:11:546:369:13
6:47
#2621
21M
21.00 mi12:19:452:19:116:387:17
7:17
#2621
35K
21.75 mi12:24:492:24:156:385:04
6:46
#2637
23M
23.00 mi12:33:302:32:566:398:41
6:56
#2648
24M
24.00 mi12:40:202:39:466:396:50
6:50
#2686
40K
24.85 mi12:46:132:45:396:405:53
6:53
#2678
25.2M
25.20 mi12:48:502:48:166:412:37
7:35
#2705
Finish
26.22 mi12:55:522:55:186:417:02
6:54
#2768
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2046195219522994(Top 11%)2858(Top 19%)2858(Top 54%)
10K6.21 mi3.10 mi2374-3282266-3142266-3142801(Top 11%)2677(Top 18%)2677(Top 51%)
15K9.32 mi3.11 mi2557-1832444-1782444-1782994(Top 11%)2858(Top 19%)2858(Top 54%)
20K12.43 mi3.11 mi2676-1192557-1132557-1133140(Top 12%)2986(Top 20%)2986(Top 56%)
Half13.11 mi0.68 mi2748-722627-702627-704412(Top 17%)4104(Top 27%)4104(Top 78%)
25K15.53 mi2.42 mi2774-262651-242651-242979(Top 11%)2839(Top 19%)2839(Top 54%)
30K18.64 mi3.11 mi2645+1292526+1252526+1252239(Top 8%)2135(Top 14%)2135(Top 40%)
20M20.00 mi1.36 mi2621+242504+222504+222698(Top 10%)2552(Top 17%)2552(Top 48%)
21M21.00 mi1.00 mi26212508-42508-43493(Top 13%)3244(Top 21%)3244(Top 61%)
35K21.75 mi0.75 mi2637-162520-122520-123959(Top 15%)3634(Top 24%)3634(Top 69%)
23M23.00 mi1.25 mi2648-112531-112531-113417(Top 13%)3165(Top 21%)3165(Top 60%)
24M24.00 mi1.00 mi2686-382563-322563-323803(Top 14%)3475(Top 23%)3475(Top 66%)
40K24.85 mi0.85 mi2678+82556+72556+73198(Top 12%)2928(Top 19%)2928(Top 55%)
25.2M25.20 mi0.35 mi2705-272578-222578-224242(Top 16%)3712(Top 24%)3712(Top 70%)
Finish26.22 mi1.02 mi2768-632631-532631-534598(Top 17%)3987(Top 26%)3987(Top 75%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

2994

Males

2858

M18-39

2858

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

2801

Males

2677

M18-39

2677

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

2994

Males

2858

M18-39

2858

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3140

Males

2986

M18-39

2986

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4412

Males

4104

M18-39

4104

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2979

Males

2839

M18-39

2839

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2239

Males

2135

M18-39

2135

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2698

Males

2552

M18-39

2552

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3493

Males

3244

M18-39

3244

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

3959

Males

3634

M18-39

3634

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3417

Males

3165

M18-39

3165

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3803

Males

3475

M18-39

3475

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3198

Males

2928

M18-39

2928

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4242

Males

3712

M18-39

3712

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4598

Males

3987

M18-39

3987

Passing Analysis

Category:
Athletes Passed
519
Passed By
1241
Net Change
-722
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2046
5K → 10K23351-328#2046#2374
10K → 15K23206-183#2374#2557
15K → 20K32151-119#2557#2676
20K → Half375-72#2676#2748
Half → 25K4874-26#2748#2774
25K → 30K14819+129#2774#2645
30K → 20M5329+24#2645#2621
20M → 21M32320#2621#2621
21M → 35K1733-16#2621#2637
35K → 23M4253-11#2637#2648
23M → 24M3674-38#2648#2686
24M → 40K3729+8#2686#2678
40K → 25.2M532-27#2678#2705
25.2M → Finish2083-63#2705#2768
TOTALS5191241-722
📊

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