Boston Marathon logo
BOSTON MARATHON 2023

Arthur Besse

Bib: 1158•M

MA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 5%
Gender (Male)
#0 / 15176
Top 8%
Masters (Masters Men)
#0 / 9891
Top 2%
Division (M50-54)
#0 / 2052
Top 0.8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:18
Rank: #2443
Start → 5K
20:18 | 6:32/mi
10K· 6.21 mi
39:54
Rank: #2094 (+349)
5K → 10K
19:36 | 6:19/mi
15K· 9.32 mi
59:26
Rank: #1899 (+195)
10K → 15K
19:32 | 6:17/mi
20K· 12.43 mi
1:19:22
Rank: #1871 (+28)
15K → 20K
19:56 | 6:25/mi
Half· 13.11 mi
1:23:31
Rank: #1821 (+50)
20K → Half
4:09 | 6:05/mi
25K· 15.53 mi
1:38:40
Rank: #1709 (+112)
Half → 25K
15:09 | 6:15/mi
30K· 18.64 mi
1:58:46
Rank: #1627 (+82)
25K → 30K
20:06 | 6:28/mi
20M
2:07:29
Rank: #1576 (+51)
30K → 20M
8:43 | 6:25/mi
21M
2:14:01
Rank: #1502 (+74)
20M → 21M
6:32 | 6:32/mi
35K· 21.75 mi
2:18:37
Rank: #1480 (+22)
21M → 35K
4:36 | 6:09/mi
23M
2:26:30
Rank: #1406 (+74)
35K → 23M
7:53 | 6:18/mi
24M
2:32:34
Rank: #1344 (+62)
23M → 24M
6:04 | 6:04/mi
40K· 24.85 mi
2:37:54
Rank: #1303 (+41)
24M → 40K
5:20 | 6:14/mi
25.2M
2:40:14
Rank: #1288 (+15)
40K → 25.2M
2:20 | 6:46/mi
Finish· 26.22 mi
2:46:27
Rank: #1259 (+29)
25.2M → Finish
6:13 | 6:06/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 Half⚖️ Balanced
Distance13.11 mi
Time1:23:31
Pace6:22 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:22:56
Pace6:20 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:5520:186:3220:18
6:32
-
10K
6.21 mi10:40:3139:546:2519:36
6:19
-0:13
15K
9.32 mi11:00:0359:266:2319:32
6:17
-0:02
20K
12.43 mi11:19:591:19:226:2319:56
6:25
+0:08
Half
13.11 mi11:24:081:23:316:224:09
6:05
-0:20
25K
15.53 mi11:39:171:38:406:2115:09
6:15
+0:10
30K
18.64 mi11:59:231:58:466:2220:06
6:28
+0:13
20M
20.00 mi12:08:062:07:296:228:43
6:25
-0:03
21M
21.00 mi12:14:382:14:016:236:32
6:32
+0:07
35K
21.75 mi12:19:142:18:376:224:36
6:09
-0:23
23M
23.00 mi12:27:072:26:306:227:53
6:18
+0:09
24M
24.00 mi12:33:112:32:346:216:04
6:04
-0:14
40K
24.85 mi12:38:312:37:546:215:20
6:14
+0:10
25.2M
25.20 mi12:40:512:40:146:222:20
6:46
+0:32
Finish
26.22 mi12:47:042:46:276:216:13
6:06
-0:40

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

6:04 /mi

Average Pace

6:21 /mi

Slowest Pace

6:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:07

99% of race

Time at Steady Pace

2:20

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:21 /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 mi10:20:5520:186:3220:18
6:32
#2443
10K
6.21 mi10:40:3139:546:2519:36
6:19
#2094
15K
9.32 mi11:00:0359:266:2319:32
6:17
#1899
20K
12.43 mi11:19:591:19:226:2319:56
6:25
#1871
Half
13.11 mi11:24:081:23:316:224:09
6:05
#1821
25K
15.53 mi11:39:171:38:406:2115:09
6:15
#1709
30K
18.64 mi11:59:231:58:466:2220:06
6:28
#1627
20M
20.00 mi12:08:062:07:296:228:43
6:25
#1576
21M
21.00 mi12:14:382:14:016:236:32
6:32
#1502
35K
21.75 mi12:19:142:18:376:224:36
6:09
#1480
23M
23.00 mi12:27:072:26:306:227:53
6:18
#1406
24M
24.00 mi12:33:112:32:346:216:04
6:04
#1344
40K
24.85 mi12:38:312:37:546:215:20
6:14
#1303
25.2M
25.20 mi12:40:512:40:146:222:20
6:46
#1288
Finish
26.22 mi12:47:042:46:276:216:13
6:06
#1259
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi2443232923291588(Top 6%)1516(Top 10%)1516(Top 74%)
10K6.21 mi3.10 mi2094+3492004+3252004+3251803(Top 7%)1724(Top 11%)1724(Top 84%)
15K9.32 mi3.11 mi1899+1951817+1871817+1871588(Top 6%)1516(Top 10%)1516(Top 74%)
20K12.43 mi3.11 mi1871+281791+261791+261854(Top 7%)1777(Top 12%)1777(Top 87%)
Half13.11 mi0.68 mi1821+501742+491742+49980(Top 4%)934(Top 6%)934(Top 46%)
25K15.53 mi2.42 mi1709+1121636+1061636+1061140(Top 4%)1087(Top 7%)1087(Top 53%)
30K18.64 mi3.11 mi1627+821557+791557+791446(Top 5%)1382(Top 9%)1382(Top 67%)
20M20.00 mi1.36 mi1576+511505+521505+521180(Top 4%)1124(Top 7%)1124(Top 55%)
21M21.00 mi1.00 mi1502+741435+701435+70727(Top 3%)686(Top 5%)686(Top 33%)
35K21.75 mi0.75 mi1480+221414+211414+211087(Top 4%)1035(Top 7%)1035(Top 50%)
23M23.00 mi1.25 mi1406+741342+721342+72837(Top 3%)795(Top 5%)795(Top 39%)
24M24.00 mi1.00 mi1344+621281+611281+61694(Top 3%)657(Top 4%)657(Top 32%)
40K24.85 mi0.85 mi1303+411242+391242+39744(Top 3%)705(Top 5%)705(Top 34%)
25.2M25.20 mi0.35 mi1288+151227+151227+151056(Top 4%)1003(Top 7%)1003(Top 49%)
Finish26.22 mi1.02 mi1259+291200+271200+27977(Top 4%)931(Top 6%)931(Top 45%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1588

Males

1516

M50-54

1516

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1803

Males

1724

M50-54

1724

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1588

Males

1516

M50-54

1516

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1854

Males

1777

M50-54

1777

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

980

Males

934

M50-54

934

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1140

Males

1087

M50-54

1087

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1446

Males

1382

M50-54

1382

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1180

Males

1124

M50-54

1124

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

727

Males

686

M50-54

686

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1087

Males

1035

M50-54

1035

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

837

Males

795

M50-54

795

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

694

Males

657

M50-54

657

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

744

Males

705

M50-54

705

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1056

Males

1003

M50-54

1003

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

977

Males

931

M50-54

931

Passing Analysis

Category:
Athletes Passed
1305
Passed By
121
Net Change
+1184
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2443
5K → 10K37122+349#2443#2094
10K → 15K1983+195#2094#1899
15K → 20K7547+28#1899#1871
20K → Half500+50#1871#1821
Half → 25K1142+112#1821#1709
25K → 30K10018+82#1709#1627
30K → 20M554+51#1627#1576
20M → 21M762+74#1576#1502
21M → 35K231+22#1502#1480
35K → 23M806+74#1480#1406
23M → 24M642+62#1406#1344
24M → 40K421+41#1344#1303
40K → 25.2M183+15#1303#1288
25.2M → Finish3910+29#1288#1259
TOTALS1305121+1184
📊

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