Boston Marathon logo
BOSTON MARATHON 2023

Alex Hellier

Bib: 6664•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 15%
Gender (Male)
#0 / 15176
Top 25%
Masters (Masters Men)
#0 / 9891
Top 12%
Division (M40-44)
#0 / 2241
Top 29%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:58
Rank: #4148
Start → 5K
20:58 | 6:45/mi
10K· 6.21 mi
41:49
Rank: #4288 (-140)
5K → 10K
20:51 | 6:43/mi
15K· 9.32 mi
1:02:48
Rank: #4394 (-106)
10K → 15K
20:59 | 6:45/mi
20K· 12.43 mi
1:23:51
Rank: #4329 (+65)
15K → 20K
21:03 | 6:47/mi
Half· 13.11 mi
1:28:25
Rank: #4318 (+11)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:44:48
Rank: #4185 (+133)
Half → 25K
16:23 | 6:45/mi
30K· 18.64 mi
2:06:27
Rank: #4151 (+34)
25K → 30K
21:39 | 6:58/mi
20M
2:15:59
Rank: #4153 (-2)
30K → 20M
9:32 | 7:01/mi
21M
2:23:24
Rank: #4133 (+20)
20M → 21M
7:25 | 7:25/mi
35K· 21.75 mi
2:28:28
Rank: #4117 (+16)
21M → 35K
5:04 | 6:46/mi
23M
2:37:10
Rank: #4058 (+59)
35K → 23M
8:42 | 6:57/mi
24M
2:44:08
Rank: #4081 (-23)
23M → 24M
6:58 | 6:58/mi
40K· 24.85 mi
2:50:04
Rank: #4051 (+30)
24M → 40K
5:56 | 6:56/mi
25.2M
2:52:34
Rank: #4015 (+36)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
2:59:28
Rank: #4020 (-5)
25.2M → Finish
6:54 | 6:46/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
Time1:28:25
Pace6:45 /mi
2nd Half
Distance13.11 mi
Time1:31:03
Pace6:57 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3720:586:4520:58
6:45
-
10K
6.21 mi10:45:2841:496:4420:51
6:43
-0:02
15K
9.32 mi11:06:271:02:486:4420:59
6:45
+0:02
20K
12.43 mi11:27:301:23:516:4521:03
6:47
+0:02
Half
13.11 mi11:32:041:28:256:454:34
6:42
-0:05
25K
15.53 mi11:48:271:44:486:4516:23
6:45
+0:03
30K
18.64 mi12:10:062:06:276:4721:39
6:58
+0:13
20M
20.00 mi12:19:382:15:596:489:32
7:01
+0:03
21M
21.00 mi12:27:032:23:246:507:25
7:25
+0:24
35K
21.75 mi12:32:072:28:286:505:04
6:46
-0:39
23M
23.00 mi12:40:492:37:106:508:42
6:57
+0:11
24M
24.00 mi12:47:472:44:086:506:58
6:58
+0:01
40K
24.85 mi12:53:432:50:046:515:56
6:56
-0:02
25.2M
25.20 mi12:56:132:52:346:512:30
7:15
+0:19
Finish
26.22 mi13:03:072:59:286:516:54
6:46
-0:29

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

6:42 /mi

Average Pace

6:51 /mi

Slowest Pace

7:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:03

96% of race

Time at Steady Pace

7:25

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:51 /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 mi10:24:3720:586:4520:58
6:45
#4148
10K
6.21 mi10:45:2841:496:4420:51
6:43
#4288
15K
9.32 mi11:06:271:02:486:4420:59
6:45
#4394
20K
12.43 mi11:27:301:23:516:4521:03
6:47
#4329
Half
13.11 mi11:32:041:28:256:454:34
6:42
#4318
25K
15.53 mi11:48:271:44:486:4516:23
6:45
#4185
30K
18.64 mi12:10:062:06:276:4721:39
6:58
#4151
20M
20.00 mi12:19:382:15:596:489:32
7:01
#4153
21M
21.00 mi12:27:032:23:246:507:25
7:25
#4133
35K
21.75 mi12:32:072:28:286:505:04
6:46
#4117
23M
23.00 mi12:40:492:37:106:508:42
6:57
#4058
24M
24.00 mi12:47:472:44:086:506:58
6:58
#4081
40K
24.85 mi12:53:432:50:046:515:56
6:56
#4051
25.2M
25.20 mi12:56:132:52:346:512:30
7:15
#4015
Finish
26.22 mi13:03:072:59:286:516:54
6:46
#4020
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4148388438844679(Top 18%)4365(Top 29%)4365(Top 195%)
10K6.21 mi3.10 mi4288-1404017-1334017-1334472(Top 17%)4178(Top 28%)4178(Top 186%)
15K9.32 mi3.11 mi4394-1064111-944111-944679(Top 18%)4365(Top 29%)4365(Top 195%)
20K12.43 mi3.11 mi4329+654054+574054+574228(Top 16%)3956(Top 26%)3956(Top 177%)
Half13.11 mi0.68 mi4318+114042+124042+124399(Top 17%)4091(Top 27%)4091(Top 183%)
25K15.53 mi2.42 mi4185+1333923+1193923+1193819(Top 14%)3591(Top 24%)3591(Top 160%)
30K18.64 mi3.11 mi4151+343902+213902+214155(Top 16%)3875(Top 26%)3875(Top 173%)
20M20.00 mi1.36 mi4153-23897+53897+54149(Top 16%)3829(Top 25%)3829(Top 171%)
21M21.00 mi1.00 mi4133+203874+233874+234235(Top 16%)3877(Top 26%)3877(Top 173%)
35K21.75 mi0.75 mi4117+163857+173857+174082(Top 15%)3732(Top 25%)3732(Top 167%)
23M23.00 mi1.25 mi4058+593803+543803+543544(Top 13%)3283(Top 22%)3283(Top 146%)
24M24.00 mi1.00 mi4081-233822-193822-194553(Top 17%)4089(Top 27%)4089(Top 182%)
40K24.85 mi0.85 mi4051+303791+313791+313575(Top 13%)3241(Top 21%)3241(Top 145%)
25.2M25.20 mi0.35 mi4015+363758+333758+332825(Top 11%)2581(Top 17%)2581(Top 115%)
Finish26.22 mi1.02 mi4020-53761-33761-33953(Top 15%)3492(Top 23%)3492(Top 156%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4679

Males

4365

M40-44

4365

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4472

Males

4178

M40-44

4178

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4679

Males

4365

M40-44

4365

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4228

Males

3956

M40-44

3956

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4399

Males

4091

M40-44

4091

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3819

Males

3591

M40-44

3591

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4155

Males

3875

M40-44

3875

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4149

Males

3829

M40-44

3829

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4235

Males

3877

M40-44

3877

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4082

Males

3732

M40-44

3732

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3544

Males

3283

M40-44

3283

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4553

Males

4089

M40-44

4089

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3575

Males

3241

M40-44

3241

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2825

Males

2581

M40-44

2581

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

3953

Males

3492

M40-44

3492

Passing Analysis

Category:
Athletes Passed
1178
Passed By
1050
Net Change
+128
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4148
5K → 10K164304-140#4148#4288
10K → 15K89195-106#4288#4394
15K → 20K13267+65#4394#4329
20K → Half2716+11#4329#4318
Half → 25K16330+133#4318#4185
25K → 30K13399+34#4185#4151
30K → 20M6264-2#4151#4153
20M → 21M8161+20#4153#4133
21M → 35K4125+16#4133#4117
35K → 23M8829+59#4117#4058
23M → 24M4669-23#4058#4081
24M → 40K6535+30#4081#4051
40K → 25.2M426+36#4051#4015
25.2M → Finish4550-5#4015#4020
TOTALS11781050+128
📊

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