Boston Marathon logo
BOSTON MARATHON 2023

Brendan Cryan

Bib: 31121•M

KY

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 35%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 39%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:12
Rank: #12237
Start → 5K
24:12 | 7:47/mi
10K· 6.21 mi
47:13
Rank: #10901 (+1336)
5K → 10K
23:01 | 7:25/mi
15K· 9.32 mi
1:10:44
Rank: #10824 (+77)
10K → 15K
23:31 | 7:34/mi
20K· 12.43 mi
1:34:29
Rank: #10731 (+93)
15K → 20K
23:45 | 7:39/mi
Half· 13.11 mi
1:39:33
Rank: #10676 (+55)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
1:57:46
Rank: #10308 (+368)
Half → 25K
18:13 | 7:31/mi
30K· 18.64 mi
2:22:02
Rank: #10125 (+183)
25K → 30K
24:16 | 7:49/mi
20M
2:32:29
Rank: #9928 (+197)
30K → 20M
10:27 | 7:41/mi
21M
2:40:48
Rank: #9865 (+63)
20M → 21M
8:19 | 8:19/mi
35K· 21.75 mi
2:46:21
Rank: #9788 (+77)
21M → 35K
5:33 | 7:25/mi
23M
2:56:09
Rank: #9676 (+112)
35K → 23M
9:48 | 7:50/mi
24M
3:03:48
Rank: #9611 (+65)
23M → 24M
7:39 | 7:39/mi
40K· 24.85 mi
3:10:24
Rank: #9515 (+96)
24M → 40K
6:36 | 7:43/mi
25.2M
3:13:20
Rank: #9495 (+20)
40K → 25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:20:56
Rank: #9439 (+56)
25.2M → Finish
7:36 | 7:27/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
Time1:39:33
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:41:23
Pace7:44 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:4724:127:4724:12
7:47
-
10K
6.21 mi12:05:4847:137:3623:01
7:25
-0:22
15K
9.32 mi12:29:191:10:447:3523:31
7:34
+0:09
20K
12.43 mi12:53:041:34:297:3623:45
7:39
+0:05
Half
13.11 mi12:58:081:39:337:365:04
7:26
-0:13
25K
15.53 mi13:16:211:57:467:3518:13
7:31
+0:05
30K
18.64 mi13:40:372:22:027:3724:16
7:49
+0:18
20M
20.00 mi13:51:042:32:297:3710:27
7:41
-0:08
21M
21.00 mi13:59:232:40:487:398:19
8:19
+0:38
35K
21.75 mi14:04:562:46:217:395:33
7:25
-0:54
23M
23.00 mi14:14:442:56:097:409:48
7:50
+0:25
24M
24.00 mi14:22:233:03:487:407:39
7:39
-0:11
40K
24.85 mi14:28:593:10:247:406:36
7:43
+0:04
25.2M
25.20 mi14:31:553:13:207:402:56
8:30
+0:47
Finish
26.22 mi14:39:313:20:567:407:36
7:27
-1:03

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

7:25 /mi

Average Pace

7:40 /mi

Slowest Pace

8:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:09:41

94% of race

Time at Steady Pace

11:15

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:40 /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 mi11:42:4724:127:4724:12
7:47
#12237
10K
6.21 mi12:05:4847:137:3623:01
7:25
#10901
15K
9.32 mi12:29:191:10:447:3523:31
7:34
#10824
20K
12.43 mi12:53:041:34:297:3623:45
7:39
#10731
Half
13.11 mi12:58:081:39:337:365:04
7:26
#10676
25K
15.53 mi13:16:211:57:467:3518:13
7:31
#10308
30K
18.64 mi13:40:372:22:027:3724:16
7:49
#10125
20M
20.00 mi13:51:042:32:297:3710:27
7:41
#9928
21M
21.00 mi13:59:232:40:487:398:19
8:19
#9865
35K
21.75 mi14:04:562:46:217:395:33
7:25
#9788
23M
23.00 mi14:14:442:56:097:409:48
7:50
#9676
24M
24.00 mi14:22:233:03:487:407:39
7:39
#9611
40K
24.85 mi14:28:593:10:247:406:36
7:43
#9515
25.2M
25.20 mi14:31:553:13:207:402:56
8:30
#9495
Finish
26.22 mi14:39:313:20:567:407:36
7:27
#9439
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi122379218921810740(Top 40%)8522(Top 56%)8522(Top 380%)
10K6.21 mi3.10 mi10901+13368609+6098609+6099687(Top 36%)7983(Top 53%)7983(Top 356%)
15K9.32 mi3.11 mi10824+778562+478562+4710740(Top 40%)8522(Top 56%)8522(Top 380%)
20K12.43 mi3.11 mi10731+938511+518511+5110443(Top 39%)8307(Top 55%)8307(Top 371%)
Half13.11 mi0.68 mi10676+558492+198492+199574(Top 36%)7855(Top 52%)7855(Top 351%)
25K15.53 mi2.42 mi10308+3688292+2008292+2008875(Top 33%)7355(Top 48%)7355(Top 328%)
30K18.64 mi3.11 mi10125+1838160+1328160+1329434(Top 35%)7520(Top 50%)7520(Top 336%)
20M20.00 mi1.36 mi9928+1978027+1338027+1338105(Top 30%)6665(Top 44%)6665(Top 297%)
21M21.00 mi1.00 mi9865+637969+587969+589308(Top 35%)7245(Top 48%)7245(Top 323%)
35K21.75 mi0.75 mi9788+777911+587911+587934(Top 30%)6469(Top 43%)6469(Top 289%)
23M23.00 mi1.25 mi9676+1127813+987813+988596(Top 32%)6754(Top 45%)6754(Top 301%)
24M24.00 mi1.00 mi9611+657752+617752+618735(Top 33%)6753(Top 44%)6753(Top 301%)
40K24.85 mi0.85 mi9515+967669+837669+838089(Top 30%)6308(Top 42%)6308(Top 281%)
25.2M25.20 mi0.35 mi9495+207646+237646+239496(Top 36%)7022(Top 46%)7022(Top 313%)
Finish26.22 mi1.02 mi9439+567590+567590+568223(Top 31%)6296(Top 41%)6296(Top 281%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10740

Males

8522

M40-44

8522

5K→10K

3.1 - 6.2 mi

Top 36%
×5stories
+79ft-138ft

Overall

9687

Males

7983

M40-44

7983

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10740

Males

8522

M40-44

8522

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

10443

Males

8307

M40-44

8307

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

9574

Males

7855

M40-44

7855

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8875

Males

7355

M40-44

7355

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

9434

Males

7520

M40-44

7520

30K→20M

18.6 - 20.0 mi

Top 30%
×5stories
+64ft-50ft

Overall

8105

Males

6665

M40-44

6665

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

9308

Males

7245

M40-44

7245

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7934

Males

6469

M40-44

6469

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

8596

Males

6754

M40-44

6754

23M→24M

23.0 - 24.0 mi

Top 33%
×6stories
+12ft-82ft

Overall

8735

Males

6753

M40-44

6753

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8089

Males

6308

M40-44

6308

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9496

Males

7022

M40-44

7022

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2stories
+22ft-21ft

Overall

8223

Males

6296

M40-44

6296

Passing Analysis

Category:
Athletes Passed
3366*
Passed By
567
Net Change
+2798
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12237
5K → 10K136832+1336#12237#10901
10K → 15K219142+77#10901#10824
15K → 20K199106+93#10824#10731
20K → Half6712+55#10731#10676
Half → 25K3757+368#10676#10308
25K → 30K250*67+183#10308#10125
30K → 20M210*13+197#10125#9928
20M → 21M11753+63#9928#9865
21M → 35K847+77#9865#9788
35K → 23M14533+112#9788#9676
23M → 24M9530+65#9676#9611
24M → 40K105*9+96#9611#9515
40K → 25.2M3818+20#9515#9495
25.2M → Finish9438+56#9495#9439
TOTALS3366*567+2798

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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