Boston Marathon logo
BOSTON MARATHON 2023

Andreas Landolt

Bib: 31287•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:58/mi
27:50
↑ 97↓ 3451.5%
10K· 6.21 mi
8:20/mi
53:42
↑ 79↓ 1380.4%
15K· 9.32 mi
8:25/mi
1:19:50
↑ 67↓ 78
20K· 12.43 mi
8:24/mi
1:45:56
↑ 106↓ 860.1%
Half· 13.11 mi
8:15/mi
1:51:34
↑ 19↓ 370.5%
25K· 15.53 mi
8:23/mi
2:11:53
↑ 66↓ 880.2%
30K· 18.64 mi
8:31/mi
2:38:21
↑ 181↓ 1480.2%
20M
8:28/mi
2:49:51
↑ 64↓ 500.2%
21M
8:56/mi
2:58:47
↑ 106↓ 241.6%
35K· 21.75 mi
8:21/mi
3:05:02
↑ 17↓ 861.7%
23M
8:26/mi
3:15:36
↑ 23↓ 630.6%
24M
8:13/mi
3:23:49
↓ 821.3%
40K· 24.85 mi
8:18/mi
3:30:55
↓ 200.3%
25.2M
8:54/mi
3:33:59
↑ 13↓ 160.2%
Finish· 26.22 mi
8:11/mi
3:42:19
↑ 22↓ 21

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 Half⚖️ Balanced
Distance13.11 mi
Time1:51:34
Pace8:31 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:50:45
Pace8:27 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:3927:508:5827:50
8:58
-
10K
6.21 mi12:13:3153:428:3925:52
8:20
-0:38
15K
9.32 mi12:39:391:19:508:3426:08
8:25
+0:05
20K
12.43 mi13:05:451:45:568:3126:06
8:24
-0:01
Half
13.11 mi13:11:231:51:348:315:38
8:15
-0:09
25K
15.53 mi13:31:422:11:538:2920:19
8:23
+0:08
30K
18.64 mi13:58:102:38:218:3026:28
8:31
+0:08
20M
20.00 mi14:09:402:49:518:3011:30
8:28
-0:03
21M
21.00 mi14:18:362:58:478:318:56
8:56
+0:28
35K
21.75 mi14:24:513:05:028:306:15
8:21
-0:35
23M
23.00 mi14:35:253:15:368:3010:34
8:26
+0:05
24M
24.00 mi14:43:383:23:498:308:13
8:13
-0:13
40K
24.85 mi14:50:443:30:558:297:06
8:18
+0:05
25.2M
25.20 mi14:53:483:33:598:293:04
8:54
+0:36
Finish
26.22 mi15:02:083:42:198:298:20
8:11
-0:43

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

8:11 /mi

Average Pace

8:29 /mi

Slowest Pace

8:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:29

82% of race

Time at Steady Pace

39:50

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:29 /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 mi11:47:3927:508:5827:50
8:58
#20248
10K
6.21 mi12:13:3153:428:3925:52
8:20
#18749
15K
9.32 mi12:39:391:19:508:3426:08
8:25
#18257
20K
12.43 mi13:05:451:45:568:3126:06
8:24
#17715
Half
13.11 mi13:11:231:51:348:315:38
8:15
#17623
25K
15.53 mi13:31:422:11:538:2920:19
8:23
#17260
30K
18.64 mi13:58:102:38:218:3026:28
8:31
#16740
20M
20.00 mi14:09:402:49:518:3011:30
8:28
#16477
21M
21.00 mi14:18:362:58:478:318:56
8:56
#16276
35K
21.75 mi14:24:513:05:028:306:15
8:21
#16194
23M
23.00 mi14:35:253:15:368:3010:34
8:26
#15982
24M
24.00 mi14:43:383:23:498:308:13
8:13
#15827
40K
24.85 mi14:50:443:30:558:297:06
8:18
#15675
25.2M
25.20 mi14:53:483:33:598:293:04
8:54
#15623
Finish
26.22 mi15:02:083:42:198:298:20
8:11
#15518
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi20248122561225617210(Top 65%)11137(Top 73%)11137(Top 783%)
10K6.21 mi3.10 mi18749+149911751+50511751+50517090(Top 64%)11142(Top 73%)11142(Top 784%)
15K9.32 mi3.11 mi18257+49211567+18411567+18417210(Top 65%)11137(Top 73%)11137(Top 783%)
20K12.43 mi3.11 mi17715+54211341+22611341+22616236(Top 61%)10724(Top 71%)10724(Top 754%)
Half13.11 mi0.68 mi17623+9211308+3311308+3316147(Top 61%)10732(Top 71%)10732(Top 755%)
25K15.53 mi2.42 mi17260+36311146+16211146+16215436(Top 58%)10315(Top 68%)10315(Top 725%)
30K18.64 mi3.11 mi16740+52010898+24810898+24814436(Top 54%)9835(Top 65%)9835(Top 692%)
20M20.00 mi1.36 mi16477+26310769+12910769+12913410(Top 50%)9322(Top 61%)9322(Top 656%)
21M21.00 mi1.00 mi16276+20110671+9810671+9813019(Top 49%)9052(Top 60%)9052(Top 637%)
35K21.75 mi0.75 mi16194+8210622+4910622+4914414(Top 54%)9609(Top 63%)9609(Top 676%)
23M23.00 mi1.25 mi15982+21210513+10910513+10912847(Top 48%)8853(Top 58%)8853(Top 623%)
24M24.00 mi1.00 mi15827+15510430+8310430+8312725(Top 48%)8740(Top 58%)8740(Top 615%)
40K24.85 mi0.85 mi15675+15210366+6410366+6412056(Top 45%)8353(Top 55%)8353(Top 587%)
25.2M25.20 mi0.35 mi15623+5210339+2710339+2711880(Top 45%)8223(Top 54%)8223(Top 578%)
Finish26.22 mi1.02 mi15518+10510279+6010279+6013268(Top 50%)8913(Top 59%)8913(Top 627%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21story building
+97ft-345ft

Overall

17210

Males

11137

M55-59

11137

5K→10K

3.1 - 6.2 mi

Top 64%
×5story building
+79ft-138ft

Overall

17090

Males

11142

M55-59

11142

10K→15K

6.2 - 9.3 mi

Top 65%
×3story building
+67ft-78ft

Overall

17210

Males

11137

M55-59

11137

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

16236

Males

10724

M55-59

10724

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

16147

Males

10732

M55-59

10732

Half→25K

13.1 - 15.5 mi

Top 58%
×4story building
+66ft-88ft

Overall

15436

Males

10315

M55-59

10315

25K→30K

15.5 - 18.6 mi

Top 54%
×9story building
+181ft-148ft

Overall

14436

Males

9835

M55-59

9835

30K→20M

18.6 - 20.0 mi

Top 50%
×5story building
+64ft-50ft

Overall

13410

Males

9322

M55-59

9322

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

13019

Males

9052

M55-59

9052

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

14414

Males

9609

M55-59

9609

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

12847

Males

8853

M55-59

8853

23M→24M

23.0 - 24.0 mi

Top 48%
×6story building
+12ft-82ft

Overall

12725

Males

8740

M55-59

8740

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12056

Males

8353

M55-59

8353

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

11880

Males

8223

M55-59

8223

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

13268

Males

8913

M55-59

8913

Passing Analysis

Category:
Athletes Passed
4909
Passed By
179
Net Change
+4730
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20248
5K → 10K153637+1499#20248#18749
10K → 15K53038+492#18749#18257
15K → 20K55816+542#18257#17715
20K → Half964+92#17715#17623
Half → 25K3652+363#17623#17260
25K → 30K5244+520#17260#16740
30K → 20M2674+263#16740#16477
20M → 21M2087+201#16477#16276
21M → 35K9614+82#16276#16194
35K → 23M22513+212#16194#15982
23M → 24M16712+155#15982#15827
24M → 40K1586+152#15827#15675
40K → 25.2M575+52#15675#15623
25.2M → Finish12217+105#15623#15518
TOTALS4909179+4730
📊

Passing Visuals

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing