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BOSTON MARATHON 2023

Alejandro Delgado

Bib: 3828•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 12%
Masters (Masters Men)
#0 / 9891
Top 4%
Division (M40-44)
#0 / 2241
Top 10%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:25
Rank: #2668
Start → 5K
20:25 | 6:34/mi
10K· 6.21 mi
40:11
Rank: #2316 (+352)
5K → 10K
19:46 | 6:22/mi
15K· 9.32 mi
1:00:03
Rank: #2218 (+98)
10K → 15K
19:52 | 6:24/mi
20K· 12.43 mi
1:20:07
Rank: #2183 (+35)
15K → 20K
20:04 | 6:28/mi
Half· 13.11 mi
1:24:27
Rank: #2166 (+17)
20K → Half
4:20 | 6:21/mi
25K· 15.53 mi
1:40:12
Rank: #2138 (+28)
Half → 25K
15:45 | 6:30/mi
30K· 18.64 mi
2:00:46
Rank: #2112 (+26)
25K → 30K
20:34 | 6:37/mi
20M
2:09:46
Rank: #2086 (+26)
30K → 20M
9:00 | 6:37/mi
21M
2:16:42
Rank: #2055 (+31)
20M → 21M
6:56 | 6:56/mi
35K· 21.75 mi
2:21:33
Rank: #2052 (+3)
21M → 35K
4:51 | 6:29/mi
23M
2:30:00
Rank: #2036 (+16)
35K → 23M
8:27 | 6:45/mi
24M
2:36:20
Rank: #1992 (+44)
23M → 24M
6:20 | 6:20/mi
40K· 24.85 mi
2:41:50
Rank: #1943 (+49)
24M → 40K
5:30 | 6:26/mi
25.2M
2:44:17
Rank: #1933 (+10)
40K → 25.2M
2:27 | 7:06/mi
Finish· 26.22 mi
2:50:43
Rank: #1893 (+40)
25.2M → Finish
6:26 | 6:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:27
Pace6:27 /mi
2nd Half
Distance13.11 mi
Time1:26:16
Pace6:35 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5720:256:3420:25
6:34
-
10K
6.21 mi10:41:4340:116:2819:46
6:22
-0:12
15K
9.32 mi11:01:351:00:036:2719:52
6:24
+0:02
20K
12.43 mi11:21:391:20:076:2720:04
6:28
+0:04
Half
13.11 mi11:25:591:24:276:274:20
6:21
-0:07
25K
15.53 mi11:41:441:40:126:2715:45
6:30
+0:09
30K
18.64 mi12:02:182:00:466:2920:34
6:37
+0:07
20M
20.00 mi12:11:182:09:466:299:00
6:37
0:00
21M
21.00 mi12:18:142:16:426:316:56
6:56
+0:19
35K
21.75 mi12:23:052:21:336:314:51
6:29
-0:27
23M
23.00 mi12:31:322:30:006:318:27
6:45
+0:16
24M
24.00 mi12:37:522:36:206:316:20
6:20
-0:25
40K
24.85 mi12:43:222:41:506:315:30
6:26
+0:06
25.2M
25.20 mi12:45:492:44:176:312:27
7:06
+0:40
Finish
26.22 mi12:52:152:50:436:316:26
6:19
-0:47

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

6:19 /mi

Average Pace

6:31 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:16

99% of race

Time at Steady Pace

2:27

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:31 /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 mi10:21:5720:256:3420:25
6:34
#2668
10K
6.21 mi10:41:4340:116:2819:46
6:22
#2316
15K
9.32 mi11:01:351:00:036:2719:52
6:24
#2218
20K
12.43 mi11:21:391:20:076:2720:04
6:28
#2183
Half
13.11 mi11:25:591:24:276:274:20
6:21
#2166
25K
15.53 mi11:41:441:40:126:2715:45
6:30
#2138
30K
18.64 mi12:02:182:00:466:2920:34
6:37
#2112
20M
20.00 mi12:11:182:09:466:299:00
6:37
#2086
21M
21.00 mi12:18:142:16:426:316:56
6:56
#2055
35K
21.75 mi12:23:052:21:336:314:51
6:29
#2052
23M
23.00 mi12:31:322:30:006:318:27
6:45
#2036
24M
24.00 mi12:37:522:36:206:316:20
6:20
#1992
40K
24.85 mi12:43:222:41:506:315:30
6:26
#1943
25.2M
25.20 mi12:45:492:44:176:312:27
7:06
#1933
Finish
26.22 mi12:52:152:50:436:316:26
6:19
#1893
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2668254025402067(Top 8%)1982(Top 13%)1982(Top 88%)
10K6.21 mi3.10 mi2316+3522211+3292211+3292044(Top 8%)1955(Top 13%)1955(Top 87%)
15K9.32 mi3.11 mi2218+982126+852126+852067(Top 8%)1982(Top 13%)1982(Top 88%)
20K12.43 mi3.11 mi2183+352091+352091+352078(Top 8%)1995(Top 13%)1995(Top 89%)
Half13.11 mi0.68 mi2166+172075+162075+161993(Top 7%)1916(Top 13%)1916(Top 85%)
25K15.53 mi2.42 mi2138+282051+242051+242140(Top 8%)2053(Top 14%)2053(Top 92%)
30K18.64 mi3.11 mi2112+262026+252026+252036(Top 8%)1945(Top 13%)1945(Top 87%)
20M20.00 mi1.36 mi2086+262000+262000+261950(Top 7%)1860(Top 12%)1860(Top 83%)
21M21.00 mi1.00 mi2055+311968+321968+321880(Top 7%)1786(Top 12%)1786(Top 80%)
35K21.75 mi0.75 mi2052+3196819682303(Top 9%)2183(Top 14%)2183(Top 97%)
23M23.00 mi1.25 mi2036+161952+161952+162368(Top 9%)2225(Top 15%)2225(Top 99%)
24M24.00 mi1.00 mi1992+441908+441908+441451(Top 5%)1374(Top 9%)1374(Top 61%)
40K24.85 mi0.85 mi1943+491859+491859+491327(Top 5%)1254(Top 8%)1254(Top 56%)
25.2M25.20 mi0.35 mi1933+101849+101849+102097(Top 8%)1953(Top 13%)1953(Top 87%)
Finish26.22 mi1.02 mi1893+401810+391810+391669(Top 6%)1569(Top 10%)1569(Top 70%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2067

Males

1982

M40-44

1982

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2044

Males

1955

M40-44

1955

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2067

Males

1982

M40-44

1982

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2078

Males

1995

M40-44

1995

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1993

Males

1916

M40-44

1916

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2140

Males

2053

M40-44

2053

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2036

Males

1945

M40-44

1945

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1950

Males

1860

M40-44

1860

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1880

Males

1786

M40-44

1786

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2303

Males

2183

M40-44

2183

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2368

Males

2225

M40-44

2225

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1451

Males

1374

M40-44

1374

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1327

Males

1254

M40-44

1254

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2097

Males

1953

M40-44

1953

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1669

Males

1569

M40-44

1569

Passing Analysis

Category:
Athletes Passed
1069
Passed By
294
Net Change
+775
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2668
5K → 10K37523+352#2668#2316
10K → 15K13436+98#2316#2218
15K → 20K7540+35#2218#2183
20K → Half214+17#2183#2166
Half → 25K5729+28#2166#2138
25K → 30K7953+26#2138#2112
30K → 20M4519+26#2112#2086
20M → 21M409+31#2086#2055
21M → 35K2017+3#2055#2052
35K → 23M4832+16#2052#2036
23M → 24M539+44#2036#1992
24M → 40K545+49#1992#1943
40K → 25.2M188+10#1943#1933
25.2M → Finish5010+40#1933#1893
TOTALS1069294+775
📊

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