Boston Marathon logo
BOSTON MARATHON 2023

Jon Pattee

Bib: 4802•M

VA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 19%
Masters (Masters Men)
#0 / 9891
Top 8%
Division (M45-49)
#0 / 2252
Top 9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:43
Rank: #3377
Start → 5K
20:43 | 6:40/mi
10K· 6.21 mi
41:19
Rank: #3524 (-147)
5K → 10K
20:36 | 6:38/mi
15K· 9.32 mi
1:02:12
Rank: #3743 (-219)
10K → 15K
20:53 | 6:43/mi
20K· 12.43 mi
1:23:08
Rank: #3758 (-15)
15K → 20K
20:56 | 6:44/mi
Half· 13.11 mi
1:27:45
Rank: #3822 (-64)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:44:07
Rank: #3791 (+31)
Half → 25K
16:22 | 6:45/mi
30K· 18.64 mi
2:05:25
Rank: #3669 (+122)
25K → 30K
21:18 | 6:51/mi
20M
2:14:48
Rank: #3616 (+53)
30K → 20M
9:23 | 6:54/mi
21M
2:21:52
Rank: #3497 (+119)
20M → 21M
7:04 | 7:04/mi
35K· 21.75 mi
2:26:51
Rank: #3469 (+28)
21M → 35K
4:59 | 6:40/mi
23M
2:35:25
Rank: #3386 (+83)
35K → 23M
8:34 | 6:51/mi
24M
2:41:59
Rank: #3320 (+66)
23M → 24M
6:34 | 6:34/mi
40K· 24.85 mi
2:47:42
Rank: #3241 (+79)
24M → 40K
5:43 | 6:41/mi
25.2M
2:50:08
Rank: #3205 (+36)
40K → 25.2M
2:26 | 7:03/mi
Finish· 26.22 mi
2:56:41
Rank: #3109 (+96)
25.2M → Finish
6:33 | 6:26/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
Time1:27:45
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:28:56
Pace6:47 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5220:436:4020:43
6:40
-
10K
6.21 mi10:43:2841:196:3920:36
6:38
-0:02
15K
9.32 mi11:04:211:02:126:4020:53
6:43
+0:05
20K
12.43 mi11:25:171:23:086:4120:56
6:44
+0:01
Half
13.11 mi11:29:541:27:456:424:37
6:46
+0:02
25K
15.53 mi11:46:161:44:076:4216:22
6:45
-0:01
30K
18.64 mi12:07:342:05:256:4421:18
6:51
+0:06
20M
20.00 mi12:16:572:14:486:449:23
6:54
+0:03
21M
21.00 mi12:24:012:21:526:457:04
7:04
+0:10
35K
21.75 mi12:29:002:26:516:454:59
6:40
-0:24
23M
23.00 mi12:37:342:35:256:458:34
6:51
+0:11
24M
24.00 mi12:44:082:41:596:456:34
6:34
-0:17
40K
24.85 mi12:49:512:47:426:455:43
6:41
+0:07
25.2M
25.20 mi12:52:172:50:086:452:26
7:03
+0:22
Finish
26.22 mi12:58:502:56:416:456:33
6:26
-0:37

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

6:26 /mi

Average Pace

6:45 /mi

Slowest Pace

7:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:19

70% of race

Time at Steady Pace

53:22

30% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:44 /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 mi10:22:5220:436:4020:43
6:40
#3377
10K
6.21 mi10:43:2841:196:3920:36
6:38
#3524
15K
9.32 mi11:04:211:02:126:4020:53
6:43
#3743
20K
12.43 mi11:25:171:23:086:4120:56
6:44
#3758
Half
13.11 mi11:29:541:27:456:424:37
6:46
#3822
25K
15.53 mi11:46:161:44:076:4216:22
6:45
#3791
30K
18.64 mi12:07:342:05:256:4421:18
6:51
#3669
20M
20.00 mi12:16:572:14:486:449:23
6:54
#3616
21M
21.00 mi12:24:012:21:526:457:04
7:04
#3497
35K
21.75 mi12:29:002:26:516:454:59
6:40
#3469
23M
23.00 mi12:37:342:35:256:458:34
6:51
#3386
24M
24.00 mi12:44:082:41:596:456:34
6:34
#3320
40K
24.85 mi12:49:512:47:426:455:43
6:41
#3241
25.2M
25.20 mi12:52:172:50:086:452:26
7:03
#3205
Finish
26.22 mi12:58:502:56:416:456:33
6:26
#3109
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi3377318431844318(Top 16%)4043(Top 27%)4043(Top 180%)
10K6.21 mi3.10 mi3524-1473327-1433327-1433713(Top 14%)3508(Top 23%)3508(Top 156%)
15K9.32 mi3.11 mi3743-2193532-2053532-2054318(Top 16%)4043(Top 27%)4043(Top 180%)
20K12.43 mi3.11 mi3758-153549-173549-173853(Top 14%)3633(Top 24%)3633(Top 161%)
Half13.11 mi0.68 mi3822-643609-603609-604879(Top 18%)4511(Top 30%)4511(Top 200%)
25K15.53 mi2.42 mi3791+313582+273582+273731(Top 14%)3511(Top 23%)3511(Top 156%)
30K18.64 mi3.11 mi3669+1223468+1143468+1143341(Top 13%)3145(Top 21%)3145(Top 140%)
20M20.00 mi1.36 mi3616+533418+503418+503433(Top 13%)3205(Top 21%)3205(Top 142%)
21M21.00 mi1.00 mi3497+1193312+1063312+1062476(Top 9%)2339(Top 15%)2339(Top 104%)
35K21.75 mi0.75 mi3469+283286+263286+263327(Top 12%)3097(Top 20%)3097(Top 138%)
23M23.00 mi1.25 mi3386+833207+793207+792902(Top 11%)2712(Top 18%)2712(Top 120%)
24M24.00 mi1.00 mi3320+663143+643143+642397(Top 9%)2240(Top 15%)2240(Top 99%)
40K24.85 mi0.85 mi3241+793067+763067+762292(Top 9%)2130(Top 14%)2130(Top 95%)
25.2M25.20 mi0.35 mi3205+363031+363031+361953(Top 7%)1836(Top 12%)1836(Top 82%)
Finish26.22 mi1.02 mi3109+962943+882943+882141(Top 8%)1986(Top 13%)1986(Top 88%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4318

Males

4043

M45-49

4043

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3713

Males

3508

M45-49

3508

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4318

Males

4043

M45-49

4043

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3853

Males

3633

M45-49

3633

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4879

Males

4511

M45-49

4511

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3731

Males

3511

M45-49

3511

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3341

Males

3145

M45-49

3145

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3433

Males

3205

M45-49

3205

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2476

Males

2339

M45-49

2339

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3327

Males

3097

M45-49

3097

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

2902

Males

2712

M45-49

2712

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2397

Males

2240

M45-49

2240

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2292

Males

2130

M45-49

2130

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1953

Males

1836

M45-49

1836

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2141

Males

1986

M45-49

1986

Passing Analysis

Category:
Athletes Passed
1207
Passed By
939
Net Change
+268
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3377
5K → 10K127274-147#3377#3524
10K → 15K49268-219#3524#3743
15K → 20K91106-15#3743#3758
20K → Half771-64#3758#3822
Half → 25K9059+31#3822#3791
25K → 30K16846+122#3791#3669
30K → 20M8128+53#3669#3616
20M → 21M1289+119#3616#3497
21M → 35K5426+28#3497#3469
35K → 23M10320+83#3469#3386
23M → 24M7711+66#3386#3320
24M → 40K878+79#3320#3241
40K → 25.2M382+36#3241#3205
25.2M → Finish10711+96#3205#3109
TOTALS1207939+268
📊

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