Boston Marathon logo
BOSTON MARATHON 2023

Juan Pablo Gonzalez

Bib: 5162•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 27%
Gender (Male)
#0 / 15176
Top 41%
Masters (Masters Men)
#0 / 9891
Top 27%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:34
Rank: #7874
Start → 5K
22:34 | 7:16/mi
10K· 6.21 mi
44:41
Rank: #7698 (+176)
5K → 10K
22:07 | 7:07/mi
15K· 9.32 mi
1:06:59
Rank: #7662 (+36)
10K → 15K
22:18 | 7:11/mi
20K· 12.43 mi
1:29:39
Rank: #7644 (+18)
15K → 20K
22:40 | 7:18/mi
Half· 13.11 mi
1:34:32
Rank: #7615 (+29)
20K → Half
4:53 | 7:09/mi
25K· 15.53 mi
1:52:20
Rank: #7584 (+31)
Half → 25K
17:48 | 7:20/mi
30K· 18.64 mi
2:15:31
Rank: #7420 (+164)
25K → 30K
23:11 | 7:28/mi
20M
2:25:33
Rank: #7293 (+127)
30K → 20M
10:02 | 7:23/mi
21M
2:33:11
Rank: #7139 (+154)
20M → 21M
7:38 | 7:38/mi
35K· 21.75 mi
2:38:31
Rank: #7095 (+44)
21M → 35K
5:20 | 7:08/mi
23M
2:47:54
Rank: #6998 (+97)
35K → 23M
9:23 | 7:30/mi
24M
2:55:26
Rank: #7010 (-12)
23M → 24M
7:32 | 7:32/mi
40K· 24.85 mi
3:02:08
Rank: #7052 (-42)
24M → 40K
6:42 | 7:50/mi
25.2M
3:05:05
Rank: #7064 (-12)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:12:56
Rank: #7131 (-67)
25.2M → Finish
7:51 | 7:42/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
Time1:34:32
Pace7:13 /mi
2nd Half
Distance13.11 mi
Time1:38:24
Pace7:30 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:2922:347:1622:34
7:16
-
10K
6.21 mi11:10:3644:417:1122:07
7:07
-0:09
15K
9.32 mi11:32:541:06:597:1122:18
7:11
+0:04
20K
12.43 mi11:55:341:29:397:1322:40
7:18
+0:07
Half
13.11 mi12:00:271:34:327:134:53
7:09
-0:09
25K
15.53 mi12:18:151:52:207:1417:48
7:20
+0:11
30K
18.64 mi12:41:262:15:317:1623:11
7:28
+0:08
20M
20.00 mi12:51:282:25:337:1710:02
7:23
-0:05
21M
21.00 mi12:59:062:33:117:187:38
7:38
+0:15
35K
21.75 mi13:04:262:38:317:175:20
7:08
-0:30
23M
23.00 mi13:13:492:47:547:189:23
7:30
+0:22
24M
24.00 mi13:21:212:55:267:197:32
7:32
+0:02
40K
24.85 mi13:28:033:02:087:206:42
7:50
+0:18
25.2M
25.20 mi13:31:003:05:057:212:57
8:33
+0:43
Finish
26.22 mi13:38:513:12:567:227:51
7:42
-0:51

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

7:07 /mi

Average Pace

7:22 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

54:38

28% of race

Time at Steady Pace

1:53:10

59% of race

Time at Slower Pace

25:08

13% of race

Average Pace: 7:21 /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 mi10:48:2922:347:1622:34
7:16
#7874
10K
6.21 mi11:10:3644:417:1122:07
7:07
#7698
15K
9.32 mi11:32:541:06:597:1122:18
7:11
#7662
20K
12.43 mi11:55:341:29:397:1322:40
7:18
#7644
Half
13.11 mi12:00:271:34:327:134:53
7:09
#7615
25K
15.53 mi12:18:151:52:207:1417:48
7:20
#7584
30K
18.64 mi12:41:262:15:317:1623:11
7:28
#7420
20M
20.00 mi12:51:282:25:337:1710:02
7:23
#7293
21M
21.00 mi12:59:062:33:117:187:38
7:38
#7139
35K
21.75 mi13:04:262:38:317:175:20
7:08
#7095
23M
23.00 mi13:13:492:47:547:189:23
7:30
#6998
24M
24.00 mi13:21:212:55:267:197:32
7:32
#7010
40K
24.85 mi13:28:033:02:087:206:42
7:50
#7052
25.2M
25.20 mi13:31:003:05:057:212:57
8:33
#7064
Finish
26.22 mi13:38:513:12:567:227:51
7:42
#7131
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7874689068907637(Top 29%)6683(Top 44%)6683(Top 298%)
10K6.21 mi3.10 mi7698+1766771+1196771+1197556(Top 28%)6642(Top 44%)6642(Top 296%)
15K9.32 mi3.11 mi7662+366734+376734+377637(Top 29%)6683(Top 44%)6683(Top 298%)
20K12.43 mi3.11 mi7644+186704+306704+307735(Top 29%)6710(Top 44%)6710(Top 299%)
Half13.11 mi0.68 mi7615+296681+236681+237521(Top 28%)6580(Top 43%)6580(Top 294%)
25K15.53 mi2.42 mi7584+316652+296652+297539(Top 28%)6501(Top 43%)6501(Top 290%)
30K18.64 mi3.11 mi7420+1646508+1446508+1446970(Top 26%)6044(Top 40%)6044(Top 270%)
20M20.00 mi1.36 mi7293+1276406+1026406+1026102(Top 23%)5375(Top 35%)5375(Top 240%)
21M21.00 mi1.00 mi7139+1546293+1136293+1135286(Top 20%)4682(Top 31%)4682(Top 209%)
35K21.75 mi0.75 mi7095+446251+426251+426088(Top 23%)5296(Top 35%)5296(Top 236%)
23M23.00 mi1.25 mi6998+976145+1066145+1066382(Top 24%)5432(Top 36%)5432(Top 242%)
24M24.00 mi1.00 mi7010-126139+66139+67899(Top 30%)6247(Top 41%)6247(Top 279%)
40K24.85 mi0.85 mi7052-426151-126151-128873(Top 33%)6735(Top 44%)6735(Top 301%)
25.2M25.20 mi0.35 mi7064-126149+26149+29770(Top 37%)7156(Top 47%)7156(Top 319%)
Finish26.22 mi1.02 mi7131-676172-236172-239967(Top 37%)7261(Top 48%)7261(Top 324%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

7637

Males

6683

M40-44

6683

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7556

Males

6642

M40-44

6642

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

7637

Males

6683

M40-44

6683

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

7735

Males

6710

M40-44

6710

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7521

Males

6580

M40-44

6580

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

7539

Males

6501

M40-44

6501

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

6970

Males

6044

M40-44

6044

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

6102

Males

5375

M40-44

5375

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5286

Males

4682

M40-44

4682

21M→35K

21.0 - 21.8 mi

Top 23%
×7stories
+17ft-86ft

Overall

6088

Males

5296

M40-44

5296

35K→23M

21.8 - 23.0 mi

Top 24%
×5stories
+23ft-63ft

Overall

6382

Males

5432

M40-44

5432

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

7899

Males

6247

M40-44

6247

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8873

Males

6735

M40-44

6735

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

9770

Males

7156

M40-44

7156

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

9967

Males

7261

M40-44

7261

Passing Analysis

Category:
Athletes Passed
1603
Passed By
860
Net Change
+743
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7874
5K → 10K329153+176#7874#7698
10K → 15K154118+36#7698#7662
15K → 20K11799+18#7662#7644
20K → Half378+29#7644#7615
Half → 25K9766+31#7615#7584
25K → 30K22359+164#7584#7420
30K → 20M1358+127#7420#7293
20M → 21M1595+154#7293#7139
21M → 35K5915+44#7139#7095
35K → 23M13235+97#7095#6998
23M → 24M5567-12#6998#7010
24M → 40K3577-42#7010#7052
40K → 25.2M2335-12#7052#7064
25.2M → Finish48115-67#7064#7131
TOTALS1603860+743
📊

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