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BOSTON MARATHON 2023

Erik Alvarez

Bib: 1785•M

HI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 6%
Gender (Male)
#0 / 15176
Top 10%
Division (M18-39)
#0 / 5285
Top 24%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:40
Rank: #1541
Start → 5K
19:40 | 6:20/mi
10K· 6.21 mi
38:47
Rank: #1348 (+193)
5K → 10K
19:07 | 6:09/mi
15K· 9.32 mi
57:48
Rank: #1199 (+149)
10K → 15K
19:01 | 6:07/mi
20K· 12.43 mi
1:16:47
Rank: #1099 (+100)
15K → 20K
18:59 | 6:07/mi
Half· 13.11 mi
1:20:54
Rank: #1083 (+16)
20K → Half
4:07 | 6:02/mi
25K· 15.53 mi
1:35:56
Rank: #1058 (+25)
Half → 25K
15:02 | 6:12/mi
30K· 18.64 mi
1:55:45
Rank: #1057 (+1)
25K → 30K
19:49 | 6:23/mi
20M
2:04:45
Rank: #1086 (-29)
30K → 20M
9:00 | 6:37/mi
21M
2:11:53
Rank: #1123 (-37)
20M → 21M
7:08 | 7:08/mi
35K· 21.75 mi
2:16:46
Rank: #1151 (-28)
21M → 35K
4:53 | 6:32/mi
23M
2:25:31
Rank: #1242 (-91)
35K → 23M
8:45 | 6:59/mi
24M
2:32:29
Rank: #1331 (-89)
23M → 24M
6:58 | 6:58/mi
40K· 24.85 mi
2:38:48
Rank: #1433 (-102)
24M → 40K
6:19 | 7:23/mi
25.2M
2:41:37
Rank: #1503 (-70)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
2:49:12
Rank: #1643 (-140)
25.2M → Finish
7:35 | 7:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:54
Pace6:10 /mi
2nd Half
Distance13.11 mi
Time1:28:18
Pace6:44 /mi
📊Positive Split: 9.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1219:406:2019:40
6:20
-
10K
6.21 mi10:39:1938:476:1419:07
6:09
-0:11
15K
9.32 mi10:58:2057:486:1219:01
6:07
-0:02
20K
12.43 mi11:17:191:16:476:1118:59
6:07
0:00
Half
13.11 mi11:21:261:20:546:104:07
6:02
-0:05
25K
15.53 mi11:36:281:35:566:1115:02
6:12
+0:10
30K
18.64 mi11:56:171:55:456:1319:49
6:23
+0:11
20M
20.00 mi12:05:172:04:456:149:00
6:37
+0:14
21M
21.00 mi12:12:252:11:536:177:08
7:08
+0:31
35K
21.75 mi12:17:182:16:466:174:53
6:32
-0:36
23M
23.00 mi12:26:032:25:316:208:45
6:59
+0:27
24M
24.00 mi12:33:012:32:296:216:58
6:58
-0:01
40K
24.85 mi12:39:202:38:486:236:19
7:23
+0:25
25.2M
25.20 mi12:42:092:41:376:252:49
8:10
+0:47
Finish
26.22 mi12:49:442:49:126:277:35
7:26
-0:44

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

6:02 /mi

Average Pace

6:27 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:16:16

45% of race

Time at Steady Pace

53:22

32% of race

Time at Slower Pace

39:34

23% of race

Average Pace: 6:27 /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 mi10:20:1219:406:2019:40
6:20
#1541
10K
6.21 mi10:39:1938:476:1419:07
6:09
#1348
15K
9.32 mi10:58:2057:486:1219:01
6:07
#1199
20K
12.43 mi11:17:191:16:476:1118:59
6:07
#1099
Half
13.11 mi11:21:261:20:546:104:07
6:02
#1083
25K
15.53 mi11:36:281:35:566:1115:02
6:12
#1058
30K
18.64 mi11:56:171:55:456:1319:49
6:23
#1057
20M
20.00 mi12:05:172:04:456:149:00
6:37
#1086
21M
21.00 mi12:12:252:11:536:177:08
7:08
#1123
35K
21.75 mi12:17:182:16:466:174:53
6:32
#1151
23M
23.00 mi12:26:032:25:316:208:45
6:59
#1242
24M
24.00 mi12:33:012:32:296:216:58
6:58
#1331
40K
24.85 mi12:39:202:38:486:236:19
7:23
#1433
25.2M
25.20 mi12:42:092:41:376:252:49
8:10
#1503
Finish
26.22 mi12:49:442:49:126:277:35
7:26
#1643
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1541146814681026(Top 4%)976(Top 6%)976(Top 18%)
10K6.21 mi3.10 mi1348+1931282+1861282+1861190(Top 4%)1129(Top 7%)1129(Top 21%)
15K9.32 mi3.11 mi1199+1491137+1451137+1451026(Top 4%)976(Top 6%)976(Top 18%)
20K12.43 mi3.11 mi1099+1001044+931044+93813(Top 3%)769(Top 5%)769(Top 15%)
Half13.11 mi0.68 mi1083+161028+161028+16875(Top 3%)833(Top 5%)833(Top 16%)
25K15.53 mi2.42 mi1058+251005+231005+231005(Top 4%)956(Top 6%)956(Top 18%)
30K18.64 mi3.11 mi1057+11007-21007-21153(Top 4%)1098(Top 7%)1098(Top 21%)
20M20.00 mi1.36 mi1086-291034-271034-271943(Top 7%)1853(Top 12%)1853(Top 35%)
21M21.00 mi1.00 mi1123-371070-361070-362729(Top 10%)2563(Top 17%)2563(Top 48%)
35K21.75 mi0.75 mi1151-281097-271097-272511(Top 9%)2370(Top 16%)2370(Top 45%)
23M23.00 mi1.25 mi1242-911185-881185-883692(Top 14%)3406(Top 22%)3406(Top 64%)
24M24.00 mi1.00 mi1331-891270-851270-854457(Top 17%)4018(Top 26%)4018(Top 76%)
40K24.85 mi0.85 mi1433-1021367-971367-975944(Top 22%)4968(Top 33%)4968(Top 94%)
25.2M25.20 mi0.35 mi1503-701434-671434-677355(Top 28%)5755(Top 38%)5755(Top 109%)
Finish26.22 mi1.02 mi1643-1401567-1331567-1338027(Top 30%)6163(Top 41%)6163(Top 117%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1026

Males

976

M18-39

976

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1190

Males

1129

M18-39

1129

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1026

Males

976

M18-39

976

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

813

Males

769

M18-39

769

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

875

Males

833

M18-39

833

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1005

Males

956

M18-39

956

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1153

Males

1098

M18-39

1098

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1943

Males

1853

M18-39

1853

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2729

Males

2563

M18-39

2563

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2511

Males

2370

M18-39

2370

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3692

Males

3406

M18-39

3406

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4457

Males

4018

M18-39

4018

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5944

Males

4968

M18-39

4968

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7355

Males

5755

M18-39

5755

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

8027

Males

6163

M18-39

6163

Passing Analysis

Category:
Athletes Passed
600
Passed By
702
Net Change
-102
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1541
5K → 10K20512+193#1541#1348
10K → 15K1534+149#1348#1199
15K → 20K1011+100#1199#1099
20K → Half171+16#1099#1083
Half → 25K4015+25#1083#1058
25K → 30K4039+1#1058#1057
30K → 20M1140-29#1057#1086
20M → 21M1047-37#1086#1123
21M → 35K735-28#1123#1151
35K → 23M9100-91#1151#1242
23M → 24M594-89#1242#1331
24M → 40K2104-102#1331#1433
40K → 25.2M070-70#1433#1503
25.2M → Finish0140-140#1503#1643
TOTALS600702-102
📊

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