Boston Marathon logo
BOSTON MARATHON 2023

Craig Garneau

Bib: 16639•M

CT

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 50%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Top 44%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:22
Rank: #15171
Start → 5K
25:22 | 8:10/mi
10K· 6.21 mi
50:04
Rank: #14793 (+378)
5K → 10K
24:42 | 7:57/mi
15K· 9.32 mi
1:14:50
Rank: #14547 (+246)
10K → 15K
24:46 | 7:58/mi
20K· 12.43 mi
1:39:48
Rank: #14328 (+219)
15K → 20K
24:58 | 8:02/mi
Half· 13.11 mi
1:45:11
Rank: #14290 (+38)
20K → Half
5:23 | 7:53/mi
25K· 15.53 mi
2:04:43
Rank: #14080 (+210)
Half → 25K
19:32 | 8:03/mi
30K· 18.64 mi
2:30:17
Rank: #13782 (+298)
25K → 30K
25:34 | 8:14/mi
20M
2:41:34
Rank: #13657 (+125)
30K → 20M
11:17 | 8:18/mi
21M
2:50:22
Rank: #13541 (+116)
20M → 21M
8:48 | 8:48/mi
35K· 21.75 mi
2:56:25
Rank: #13502 (+39)
21M → 35K
6:03 | 8:05/mi
23M
3:07:01
Rank: #13448 (+54)
35K → 23M
10:36 | 8:28/mi
24M
3:15:15
Rank: #13378 (+70)
23M → 24M
8:14 | 8:14/mi
40K· 24.85 mi
3:22:24
Rank: #13327 (+51)
24M → 40K
7:09 | 8:22/mi
25.2M
3:25:30
Rank: #13289 (+38)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:33:48
Rank: #13276 (+13)
25.2M → Finish
8:18 | 8:09/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
Time1:45:11
Pace8:01 /mi
2nd Half
Distance13.11 mi
Time1:48:37
Pace8:17 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:3625:228:1025:22
8:10
-
10K
6.21 mi11:45:1850:048:0324:42
7:57
-0:13
15K
9.32 mi12:10:041:14:508:0224:46
7:58
+0:01
20K
12.43 mi12:35:021:39:488:0224:58
8:02
+0:04
Half
13.11 mi12:40:251:45:118:015:23
7:53
-0:09
25K
15.53 mi12:59:572:04:438:0219:32
8:03
+0:10
30K
18.64 mi13:25:312:30:178:0425:34
8:14
+0:11
20M
20.00 mi13:36:482:41:348:0511:17
8:18
+0:04
21M
21.00 mi13:45:362:50:228:078:48
8:48
+0:30
35K
21.75 mi13:51:392:56:258:076:03
8:05
-0:43
23M
23.00 mi14:02:153:07:018:0810:36
8:28
+0:23
24M
24.00 mi14:10:293:15:158:088:14
8:14
-0:14
40K
24.85 mi14:17:383:22:248:097:09
8:22
+0:08
25.2M
25.20 mi14:20:443:25:308:093:06
8:59
+0:37
Finish
26.22 mi14:29:023:33:488:108:18
8:09
-0:50

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

7:53 /mi

Average Pace

8:10 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:21:54

94% of race

Time at Steady Pace

11:54

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:09 /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 mi11:20:3625:228:1025:22
8:10
#15171
10K
6.21 mi11:45:1850:048:0324:42
7:57
#14793
15K
9.32 mi12:10:041:14:508:0224:46
7:58
#14547
20K
12.43 mi12:35:021:39:488:0224:58
8:02
#14328
Half
13.11 mi12:40:251:45:118:015:23
7:53
#14290
25K
15.53 mi12:59:572:04:438:0219:32
8:03
#14080
30K
18.64 mi13:25:312:30:178:0425:34
8:14
#13782
20M
20.00 mi13:36:482:41:348:0511:17
8:18
#13657
21M
21.00 mi13:45:362:50:228:078:48
8:48
#13541
35K
21.75 mi13:51:392:56:258:076:03
8:05
#13502
23M
23.00 mi14:02:153:07:018:0810:36
8:28
#13448
24M
24.00 mi14:10:293:15:158:088:14
8:14
#13378
40K
24.85 mi14:17:383:22:248:097:09
8:22
#13327
25.2M
25.20 mi14:20:443:25:308:093:06
8:59
#13289
Finish
26.22 mi14:29:023:33:488:108:18
8:09
#13276
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi15171103961039614146(Top 53%)9954(Top 66%)9954(Top 700%)
10K6.21 mi3.10 mi14793+37810252+14410252+14414394(Top 54%)10074(Top 66%)10074(Top 708%)
15K9.32 mi3.11 mi14547+24610149+10310149+10314146(Top 53%)9954(Top 66%)9954(Top 700%)
20K12.43 mi3.11 mi14328+21910041+10810041+10813721(Top 52%)9756(Top 64%)9756(Top 686%)
Half13.11 mi0.68 mi14290+3810015+2610015+2613466(Top 51%)9671(Top 64%)9671(Top 680%)
25K15.53 mi2.42 mi14080+2109904+1119904+11113186(Top 50%)9433(Top 62%)9433(Top 663%)
30K18.64 mi3.11 mi13782+2989758+1469758+14612532(Top 47%)9033(Top 60%)9033(Top 635%)
20M20.00 mi1.36 mi13657+1259691+679691+6712376(Top 46%)8859(Top 58%)8859(Top 623%)
21M21.00 mi1.00 mi13541+1169622+699622+6912240(Top 46%)8694(Top 57%)8694(Top 611%)
35K21.75 mi0.75 mi13502+399598+249598+2412702(Top 48%)8866(Top 58%)8866(Top 623%)
23M23.00 mi1.25 mi13448+549544+549544+5412974(Top 49%)8901(Top 59%)8901(Top 626%)
24M24.00 mi1.00 mi13378+709501+439501+4312808(Top 48%)8766(Top 58%)8766(Top 616%)
40K24.85 mi0.85 mi13327+519453+489453+4812441(Top 47%)8522(Top 56%)8522(Top 599%)
25.2M25.20 mi0.35 mi13289+389420+339420+3312413(Top 47%)8476(Top 56%)8476(Top 596%)
Finish26.22 mi1.02 mi13276+139392+289392+2813055(Top 49%)8800(Top 58%)8800(Top 619%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

14146

Males

9954

M55-59

9954

5K→10K

3.1 - 6.2 mi

Top 54%
×5stories
+79ft-138ft

Overall

14394

Males

10074

M55-59

10074

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

14146

Males

9954

M55-59

9954

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13721

Males

9756

M55-59

9756

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

13466

Males

9671

M55-59

9671

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

13186

Males

9433

M55-59

9433

25K→30K

15.5 - 18.6 mi

Top 47%
×9stories
+181ft-148ft

Overall

12532

Males

9033

M55-59

9033

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

12376

Males

8859

M55-59

8859

20M→21M

20.0 - 21.0 mi

Top 46%
×8stories
+106ft-24ft

Overall

12240

Males

8694

M55-59

8694

21M→35K

21.0 - 21.8 mi

Top 48%
×7stories
+17ft-86ft

Overall

12702

Males

8866

M55-59

8866

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

12974

Males

8901

M55-59

8901

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12808

Males

8766

M55-59

8766

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12441

Males

8522

M55-59

8522

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12413

Males

8476

M55-59

8476

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

13055

Males

8800

M55-59

8800

Passing Analysis

Category:
Athletes Passed
2629
Passed By
734
Net Change
+1895
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15171
5K → 10K520142+378#15171#14793
10K → 15K33791+246#14793#14547
15K → 20K29273+219#14547#14328
20K → Half5214+38#14328#14290
Half → 25K25343+210#14290#14080
25K → 30K35658+298#14080#13782
30K → 20M16035+125#13782#13657
20M → 21M14630+116#13657#13541
21M → 35K7738+39#13541#13502
35K → 23M11561+54#13502#13448
23M → 24M10838+70#13448#13378
24M → 40K8534+51#13378#13327
40K → 25.2M5517+38#13327#13289
25.2M → Finish7360+13#13289#13276
TOTALS2629734+1895
📊

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