Boston Marathon logo
BOSTON MARATHON 2023

Eduardo Siqueira

Bib: 5508•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 14%
Gender (Male)
#0 / 15176
Top 23%
Masters (Masters Men)
#0 / 9891
Top 10%
Division (M40-44)
#0 / 2241
Top 25%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:13
Rank: #2318
Start → 5K
20:13 | 6:30/mi
10K· 6.21 mi
39:57
Rank: #2132 (+186)
5K → 10K
19:44 | 6:21/mi
15K· 9.32 mi
1:00:09
Rank: #2279 (-147)
10K → 15K
20:12 | 6:30/mi
20K· 12.43 mi
1:20:27
Rank: #2317 (-38)
15K → 20K
20:18 | 6:32/mi
Half· 13.11 mi
1:24:53
Rank: #2332 (-15)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:41:11
Rank: #2493 (-161)
Half → 25K
16:18 | 6:43/mi
30K· 18.64 mi
2:03:01
Rank: #2747 (-254)
25K → 30K
21:50 | 7:02/mi
20M
2:12:43
Rank: #2853 (-106)
30K → 20M
9:42 | 7:08/mi
21M
2:20:25
Rank: #2995 (-142)
20M → 21M
7:42 | 7:42/mi
35K· 21.75 mi
2:25:32
Rank: #3040 (-45)
21M → 35K
5:07 | 6:50/mi
23M
2:34:25
Rank: #3074 (-34)
35K → 23M
8:53 | 7:06/mi
24M
2:41:36
Rank: #3204 (-130)
23M → 24M
7:11 | 7:11/mi
40K· 24.85 mi
2:48:04
Rank: #3361 (-157)
24M → 40K
6:28 | 7:34/mi
25.2M
2:50:56
Rank: #3446 (-85)
40K → 25.2M
2:52 | 8:19/mi
Finish· 26.22 mi
2:58:31
Rank: #3669 (-223)
25.2M → Finish
7:35 | 7:26/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:53
Pace6:28 /mi
2nd Half
Distance13.11 mi
Time1:33:38
Pace7:09 /mi
📊Positive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1820:136:3020:13
6:30
-
10K
6.21 mi10:42:0239:576:2619:44
6:21
-0:09
15K
9.32 mi11:02:141:00:096:2720:12
6:30
+0:09
20K
12.43 mi11:22:321:20:276:2820:18
6:32
+0:02
Half
13.11 mi11:26:581:24:536:284:26
6:30
-0:02
25K
15.53 mi11:43:161:41:116:3116:18
6:43
+0:13
30K
18.64 mi12:05:062:03:016:3621:50
7:02
+0:19
20M
20.00 mi12:14:482:12:436:389:42
7:08
+0:06
21M
21.00 mi12:22:302:20:256:417:42
7:42
+0:34
35K
21.75 mi12:27:372:25:326:425:07
6:50
-0:52
23M
23.00 mi12:36:302:34:256:438:53
7:06
+0:16
24M
24.00 mi12:43:412:41:366:447:11
7:11
+0:05
40K
24.85 mi12:50:092:48:046:466:28
7:34
+0:23
25.2M
25.20 mi12:53:012:50:566:472:52
8:19
+0:45
Finish
26.22 mi13:00:362:58:316:497:35
7:26
-0:53

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

6:21 /mi

Average Pace

6:49 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:11

57% of race

Time at Steady Pace

52:43

30% of race

Time at Slower Pace

24:37

14% of race

Average Pace: 6:49 /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 mi10:22:1820:136:3020:13
6:30
#2318
10K
6.21 mi10:42:0239:576:2619:44
6:21
#2132
15K
9.32 mi11:02:141:00:096:2720:12
6:30
#2279
20K
12.43 mi11:22:321:20:276:2820:18
6:32
#2317
Half
13.11 mi11:26:581:24:536:284:26
6:30
#2332
25K
15.53 mi11:43:161:41:116:3116:18
6:43
#2493
30K
18.64 mi12:05:062:03:016:3621:50
7:02
#2747
20M
20.00 mi12:14:482:12:436:389:42
7:08
#2853
21M
21.00 mi12:22:302:20:256:417:42
7:42
#2995
35K
21.75 mi12:27:372:25:326:425:07
6:50
#3040
23M
23.00 mi12:36:302:34:256:438:53
7:06
#3074
24M
24.00 mi12:43:412:41:366:447:11
7:11
#3204
40K
24.85 mi12:50:092:48:046:466:28
7:34
#3361
25.2M
25.20 mi12:53:012:50:566:472:52
8:19
#3446
Finish
26.22 mi13:00:362:58:316:497:35
7:26
#3669
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2318221022102649(Top 10%)2534(Top 17%)2534(Top 113%)
10K6.21 mi3.10 mi2132+1862041+1692041+1691990(Top 7%)1907(Top 13%)1907(Top 85%)
15K9.32 mi3.11 mi2279-1472182-1412182-1412649(Top 10%)2534(Top 17%)2534(Top 113%)
20K12.43 mi3.11 mi2317-382221-392221-392490(Top 9%)2385(Top 16%)2385(Top 106%)
Half13.11 mi0.68 mi2332-152236-152236-152821(Top 11%)2705(Top 18%)2705(Top 121%)
25K15.53 mi2.42 mi2493-1612387-1512387-1513550(Top 13%)3355(Top 22%)3355(Top 150%)
30K18.64 mi3.11 mi2747-2542626-2392626-2394515(Top 17%)4179(Top 28%)4179(Top 186%)
20M20.00 mi1.36 mi2853-1062727-1012727-1014777(Top 18%)4357(Top 29%)4357(Top 194%)
21M21.00 mi1.00 mi2995-1422851-1242851-1245573(Top 21%)4874(Top 32%)4874(Top 217%)
35K21.75 mi0.75 mi3040-452889-382889-384402(Top 17%)4020(Top 26%)4020(Top 179%)
23M23.00 mi1.25 mi3074-342920-312920-314270(Top 16%)3897(Top 26%)3897(Top 174%)
24M24.00 mi1.00 mi3204-1303034-1143034-1145612(Top 21%)4844(Top 32%)4844(Top 216%)
40K24.85 mi0.85 mi3361-1573179-1453179-1457046(Top 26%)5639(Top 37%)5639(Top 252%)
25.2M25.20 mi0.35 mi3446-853256-773256-778250(Top 31%)6282(Top 41%)6282(Top 280%)
Finish26.22 mi1.02 mi3669-2233450-1943450-1948035(Top 30%)6171(Top 41%)6171(Top 275%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2649

Males

2534

M40-44

2534

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1990

Males

1907

M40-44

1907

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2649

Males

2534

M40-44

2534

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2490

Males

2385

M40-44

2385

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

2821

Males

2705

M40-44

2705

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3550

Males

3355

M40-44

3355

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4515

Males

4179

M40-44

4179

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4777

Males

4357

M40-44

4357

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5573

Males

4874

M40-44

4874

21M→35K

21.0 - 21.8 mi

Top 17%
×7stories
+17ft-86ft

Overall

4402

Males

4020

M40-44

4020

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4270

Males

3897

M40-44

3897

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5612

Males

4844

M40-44

4844

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7046

Males

5639

M40-44

5639

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8250

Males

6282

M40-44

6282

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

8035

Males

6171

M40-44

6171

Passing Analysis

Category:
Athletes Passed
470
Passed By
1821
Net Change
-1351
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2318
5K → 10K22741+186#2318#2132
10K → 15K25172-147#2132#2279
15K → 20K5290-38#2279#2317
20K → Half318-15#2317#2332
Half → 25K15176-161#2332#2493
25K → 30K20274-254#2493#2747
30K → 20M13119-106#2747#2853
20M → 21M12154-142#2853#2995
21M → 35K2065-45#2995#3040
35K → 23M4478-34#3040#3074
23M → 24M15145-130#3074#3204
24M → 40K8165-157#3204#3361
40K → 25.2M489-85#3361#3446
25.2M → Finish12235-223#3446#3669
TOTALS4701821-1351
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing