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BOSTON MARATHON 2023

Emanuel Barreiro Sómmaro

Bib: 2757 M AR

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 12%
Division (M18-39)
#0 / 5285
Top 28%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
6:44/mi
20:55
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:43/mi
41:48
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:41/mi
1:02:35
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:39/mi
1:23:14
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:36/mi
1:27:44
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:51/mi
1:44:21
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
6:37/mi
2:04:55
↑ 181↓ 1480.2%
138 ft elev
20M
6:22/mi
2:13:34
↑ 64↓ 500.2%
148 ft elev
21M
6:33/mi
2:20:07
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
6:01/mi
2:24:37
↑ 17↓ 861.7%
156 ft elev
23M
6:13/mi
2:32:24
↑ 23↓ 630.6%
116 ft elev
24M
5:50/mi
2:38:14
↓ 821.3%
34 ft elev
40K· 24.85 mi
5:46/mi
2:43:10
↓ 200.3%
20 ft elev
25.2M
6:20/mi
2:45:21
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
5:42/mi
2:51:10
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:27:44
Pace6:42 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:23:26
Pace6:22 /mi
📊Negative Split: 4.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:2920:556:4420:55
6:44
-
10K
6.21 mi10:42:2241:486:4420:53
6:43
-0:01
15K
9.32 mi11:03:091:02:356:4320:47
6:41
-0:02
20K
12.43 mi11:23:481:23:146:4220:39
6:39
-0:02
Half
13.11 mi11:28:181:27:446:424:30
6:36
-0:03
25K
15.53 mi11:44:551:44:216:4316:37
6:51
+0:15
30K
18.64 mi12:05:292:04:556:4220:34
6:37
-0:14
20M
20.00 mi12:14:082:13:346:418:39
6:22
-0:15
21M
21.00 mi12:20:412:20:076:406:33
6:33
+0:11
35K
21.75 mi12:25:112:24:376:394:30
6:01
-0:32
23M
23.00 mi12:32:582:32:246:387:47
6:13
+0:12
24M
24.00 mi12:38:482:38:146:365:50
5:50
-0:23
40K
24.85 mi12:43:442:43:106:344:56
5:46
-0:04
25.2M
25.20 mi12:45:552:45:216:342:11
6:20
+0:34
Finish
26.22 mi12:51:442:51:106:325:49
5:42
-0:38

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

5:42 /mi

Average Pace

6:32 /mi

Slowest Pace

6:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

31:03

18% of race

Time at Steady Pace

2:03:30

72% of race

Time at Slower Pace

16:37

10% of race

Average Pace: 6:32 /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 mi10:21:2920:556:4420:55
6:44
#3931
10K
6.21 mi10:42:2241:486:4420:53
6:43
#4235
15K
9.32 mi11:03:091:02:356:4320:47
6:41
#4146
20K
12.43 mi11:23:481:23:146:4220:39
6:39
#3836
Half
13.11 mi11:28:181:27:446:424:30
6:36
#3805
25K
15.53 mi11:44:551:44:216:4316:37
6:51
#3933
30K
18.64 mi12:05:292:04:556:4220:34
6:37
#3442
20M
20.00 mi12:14:082:13:346:418:39
6:22
#3138
21M
21.00 mi12:20:412:20:076:406:33
6:33
#2901
35K
21.75 mi12:25:112:24:376:394:30
6:01
#2746
23M
23.00 mi12:32:582:32:246:387:47
6:13
#2500
24M
24.00 mi12:38:482:38:146:365:50
5:50
#2355
40K
24.85 mi12:43:442:43:106:344:56
5:46
#2201
25.2M
25.20 mi12:45:552:45:216:342:11
6:20
#2133
Finish
26.22 mi12:51:442:51:106:325:49
5:42
#1962
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi393136883688400437603760
10K6.21 mi3.10 mi4235-3043968-2803968-280453342304230
15K9.32 mi3.11 mi4146+893892+763892+76400437603760
20K12.43 mi3.11 mi3836+3103621+2713621+271313229782978
Half13.11 mi0.68 mi3805+313594+273594+27332131523152
25K15.53 mi2.42 mi3933-1283704-1103704-110458542644264
30K18.64 mi3.11 mi3442+4913259+4453259+445203819471947
20M20.00 mi1.36 mi3138+3042983+2762983+276105010061006
21M21.00 mi1.00 mi2901+2372769+2142769+214768726726
35K21.75 mi0.75 mi2746+1552625+1442625+144740700700
23M23.00 mi1.25 mi2500+2462391+2342391+234657621621
24M24.00 mi1.00 mi2355+1452254+1372254+137307281281
40K24.85 mi0.85 mi2201+1542113+1412113+141129115115
25.2M25.20 mi0.35 mi2133+682046+672046+67286266266
Finish26.22 mi1.02 mi1962+1711878+1681878+168252235235

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21story building
+97ft-345ft

Overall

4004

Males

3760

M18-39

3760

5K→10K

3.1 - 6.2 mi

Top 17%
×5story building
+79ft-138ft

Overall

4533

Males

4230

M18-39

4230

10K→15K

6.2 - 9.3 mi

Top 15%
×3story building
+67ft-78ft

Overall

4004

Males

3760

M18-39

3760

15K→20K

9.3 - 12.4 mi

Top 12%
×5story building
+106ft-86ft

Overall

3132

Males

2978

M18-39

2978

20K→Half

12.4 - 13.1 mi

Top 12%
×2story building
+19ft-37ft

Overall

3321

Males

3152

M18-39

3152

Half→25K

13.1 - 15.5 mi

Top 17%
×4story building
+66ft-88ft

Overall

4585

Males

4264

M18-39

4264

25K→30K

15.5 - 18.6 mi

Top 8%
×9story building
+181ft-148ft

Overall

2038

Males

1947

M18-39

1947

30K→20M

18.6 - 20.0 mi

Top 4%
×5story building
+64ft-50ft

Overall

1050

Males

1006

M18-39

1006

20M→21M

20.0 - 21.0 mi

Top 3%
×8story building
+106ft-24ft

Overall

768

Males

726

M18-39

726

21M→35K

21.0 - 21.8 mi

Top 3%
×7story building
+17ft-86ft

Overall

740

Males

700

M18-39

700

35K→23M

21.8 - 23.0 mi

Top 2%
×5story building
+23ft-63ft

Overall

657

Males

621

M18-39

621

23M→24M

23.0 - 24.0 mi

Top 1%
×6story building
+12ft-82ft

Overall

307

Males

281

M18-39

281

24M→40K

24.0 - 24.9 mi

Top 0.5%
×1story
+6ft-20ft

Overall

129

Males

115

M18-39

115

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

286

Males

266

M18-39

266

25.2M→Finish

25.2 - 26.2 mi

Top 0.9%
×2story building
+22ft-21ft

Overall

252

Males

235

M18-39

235

Passing Analysis

Category:
Athletes Passed
2653
Passed By
684
Net Change
+1969
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3931
5K → 10K97401-304#3931#4235
10K → 15K17788+89#4235#4146
15K → 20K3199+310#4146#3836
20K → Half4211+31#3836#3805
Half → 25K44172-128#3805#3933
25K → 30K4921+491#3933#3442
30K → 20M3040+304#3442#3138
20M → 21M2381+237#3138#2901
21M → 35K1561+155#2901#2746
35K → 23M2460+246#2746#2500
23M → 24M1450+145#2500#2355
24M → 40K1540+154#2355#2201
40K → 25.2M680+68#2201#2133
25.2M → Finish1710+171#2133#1962
TOTALS2653684+1969

Passing Charts

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