Boston Marathon logo
BOSTON MARATHON 2023

Timothy Macken

Bib: 4591•M

NY

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 8%
Gender (Male)
#0 / 15176
Top 13%
Division (M18-39)
#0 / 5285
Top 29%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
20:18
Rank: #2451
Start → 5K
20:18 | 6:32/mi
10K· 6.21 mi
40:05
Rank: #2236 (+215)
5K → 10K
19:47 | 6:22/mi
15K· 9.32 mi
59:56
Rank: #2148 (+88)
10K → 15K
19:51 | 6:23/mi
20K· 12.43 mi
1:19:37
Rank: #1970 (+178)
15K → 20K
19:41 | 6:20/mi
Half· 13.11 mi
1:23:54
Rank: #1944 (+26)
20K → Half
4:17 | 6:17/mi
25K· 15.53 mi
1:39:21
Rank: #1872 (+72)
Half → 25K
15:27 | 6:22/mi
30K· 18.64 mi
1:59:41
Rank: #1829 (+43)
25K → 30K
20:20 | 6:33/mi
20M
2:08:36
Rank: #1799 (+30)
30K → 20M
8:55 | 6:34/mi
21M
2:15:35
Rank: #1804 (-5)
20M → 21M
6:59 | 6:59/mi
35K· 21.75 mi
2:20:22
Rank: #1795 (+9)
21M → 35K
4:47 | 6:24/mi
23M
2:28:58
Rank: #1842 (-47)
35K → 23M
8:36 | 6:52/mi
24M
2:35:40
Rank: #1867 (-25)
23M → 24M
6:42 | 6:42/mi
40K· 24.85 mi
2:41:44
Rank: #1921 (-54)
24M → 40K
6:04 | 7:06/mi
25.2M
2:44:26
Rank: #1959 (-38)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
2:51:28
Rank: #2011 (-52)
25.2M → Finish
7:02 | 6:54/mi

Course Map & Elevation

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
Time1:23:54
Pace6:24 /mi
2nd Half
Distance13.11 mi
Time1:27:34
Pace6:41 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5920:186:3220:18
6:32
-
10K
6.21 mi10:41:4640:056:2719:47
6:22
-0:10
15K
9.32 mi11:01:3759:566:2619:51
6:23
+0:01
20K
12.43 mi11:21:181:19:376:2419:41
6:20
-0:03
Half
13.11 mi11:25:351:23:546:244:17
6:17
-0:03
25K
15.53 mi11:41:021:39:216:2415:27
6:22
+0:05
30K
18.64 mi12:01:221:59:416:2520:20
6:33
+0:11
20M
20.00 mi12:10:172:08:366:268:55
6:34
+0:01
21M
21.00 mi12:17:162:15:356:276:59
6:59
+0:25
35K
21.75 mi12:22:032:20:226:274:47
6:24
-0:35
23M
23.00 mi12:30:392:28:586:298:36
6:52
+0:28
24M
24.00 mi12:37:212:35:406:296:42
6:42
-0:10
40K
24.85 mi12:43:252:41:446:306:04
7:06
+0:24
25.2M
25.20 mi12:46:072:44:266:322:42
7:50
+0:44
Finish
26.22 mi12:53:092:51:286:337:02
6:54
-0:56

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

6:17 /mi

Average Pace

6:33 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

23:58

14% of race

Time at Steady Pace

1:56:07

68% of race

Time at Slower Pace

31:23

18% 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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:21:5920:186:3220:18
6:32
#2451
10K
6.21 mi10:41:4640:056:2719:47
6:22
#2236
15K
9.32 mi11:01:3759:566:2619:51
6:23
#2148
20K
12.43 mi11:21:181:19:376:2419:41
6:20
#1970
Half
13.11 mi11:25:351:23:546:244:17
6:17
#1944
25K
15.53 mi11:41:021:39:216:2415:27
6:22
#1872
30K
18.64 mi12:01:221:59:416:2520:20
6:33
#1829
20M
20.00 mi12:10:172:08:366:268:55
6:34
#1799
21M
21.00 mi12:17:162:15:356:276:59
6:59
#1804
35K
21.75 mi12:22:032:20:226:274:47
6:24
#1795
23M
23.00 mi12:30:392:28:586:298:36
6:52
#1842
24M
24.00 mi12:37:212:35:406:296:42
6:42
#1867
40K
24.85 mi12:43:252:41:446:306:04
7:06
#1921
25.2M
25.20 mi12:46:072:44:266:322:42
7:50
#1959
Finish
26.22 mi12:53:092:51:286:337:02
6:54
#2011
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2451233723372037(Top 8%)1952(Top 13%)1952(Top 37%)
10K6.21 mi3.10 mi2236+2152138+1992138+1992063(Top 8%)1974(Top 13%)1974(Top 37%)
15K9.32 mi3.11 mi2148+882060+782060+782037(Top 8%)1952(Top 13%)1952(Top 37%)
20K12.43 mi3.11 mi1970+1781887+1731887+1731551(Top 6%)1482(Top 10%)1482(Top 28%)
Half13.11 mi0.68 mi1944+261861+261861+261715(Top 6%)1645(Top 11%)1645(Top 31%)
25K15.53 mi2.42 mi1872+721790+711790+711620(Top 6%)1550(Top 10%)1550(Top 29%)
30K18.64 mi3.11 mi1829+431750+401750+401736(Top 7%)1661(Top 11%)1661(Top 31%)
20M20.00 mi1.36 mi1799+301719+311719+311695(Top 6%)1618(Top 11%)1618(Top 31%)
21M21.00 mi1.00 mi1804-51727-81727-82067(Top 8%)1953(Top 13%)1953(Top 37%)
35K21.75 mi0.75 mi1795+91717+101717+101947(Top 7%)1851(Top 12%)1851(Top 35%)
23M23.00 mi1.25 mi1842-471762-451762-453020(Top 11%)2815(Top 19%)2815(Top 53%)
24M24.00 mi1.00 mi1867-251787-251787-253078(Top 12%)2853(Top 19%)2853(Top 54%)
40K24.85 mi0.85 mi1921-541837-501837-504300(Top 16%)3816(Top 25%)3816(Top 72%)
25.2M25.20 mi0.35 mi1959-381875-381875-385419(Top 20%)4518(Top 30%)4518(Top 85%)
Finish26.22 mi1.02 mi2011-521927-521927-524594(Top 17%)3983(Top 26%)3983(Top 75%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2037

Males

1952

M18-39

1952

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2063

Males

1974

M18-39

1974

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2037

Males

1952

M18-39

1952

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1551

Males

1482

M18-39

1482

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1715

Males

1645

M18-39

1645

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1620

Males

1550

M18-39

1550

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1736

Males

1661

M18-39

1661

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1695

Males

1618

M18-39

1618

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2067

Males

1953

M18-39

1953

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1947

Males

1851

M18-39

1851

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3020

Males

2815

M18-39

2815

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3078

Males

2853

M18-39

2853

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4300

Males

3816

M18-39

3816

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5419

Males

4518

M18-39

4518

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4594

Males

3983

M18-39

3983

Passing Analysis

Category:
Athletes Passed
918
Passed By
478
Net Change
+440
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2451
5K → 10K25944+215#2451#2236
10K → 15K12335+88#2236#2148
15K → 20K1813+178#2148#1970
20K → Half282+26#1970#1944
Half → 25K8412+72#1944#1872
25K → 30K7027+43#1872#1829
30K → 20M5121+30#1829#1799
20M → 21M2025-5#1799#1804
21M → 35K2819+9#1804#1795
35K → 23M2370-47#1795#1842
23M → 24M1843-25#1842#1867
24M → 40K1367-54#1867#1921
40K → 25.2M341-38#1921#1959
25.2M → Finish1769-52#1959#2011
TOTALS918478+440
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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