Boston Marathon logo
BOSTON MARATHON 2023

Chris Mitchell

Bib: 790•M

OR

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 4%
Masters (Masters Men)
#0 / 9891
Top 0.8%
Division (M45-49)
#0 / 2252
Top 0.8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:42
Rank: #719
Start → 5K
18:42 | 6:01/mi
10K· 6.21 mi
37:19
Rank: #742 (-23)
5K → 10K
18:37 | 6:00/mi
15K· 9.32 mi
56:15
Rank: #789 (-47)
10K → 15K
18:56 | 6:06/mi
20K· 12.43 mi
1:15:09
Rank: #765 (+24)
15K → 20K
18:54 | 6:05/mi
Half· 13.11 mi
1:19:16
Rank: #767 (-2)
20K → Half
4:07 | 6:02/mi
25K· 15.53 mi
1:34:05
Rank: #749 (+18)
Half → 25K
14:49 | 6:07/mi
30K· 18.64 mi
1:53:10
Rank: #714 (+35)
25K → 30K
19:05 | 6:09/mi
20M
2:01:32
Rank: #691 (+23)
30K → 20M
8:22 | 6:09/mi
21M
2:07:56
Rank: #671 (+20)
20M → 21M
6:24 | 6:24/mi
35K· 21.75 mi
2:12:22
Rank: #660 (+11)
21M → 35K
4:26 | 5:56/mi
23M
2:20:04
Rank: #638 (+22)
35K → 23M
7:42 | 6:09/mi
24M
2:25:58
Rank: #626 (+12)
23M → 24M
5:54 | 5:54/mi
40K· 24.85 mi
2:31:10
Rank: #613 (+13)
24M → 40K
5:12 | 6:05/mi
25.2M
2:33:23
Rank: #605 (+8)
40K → 25.2M
2:13 | 6:26/mi
Finish· 26.22 mi
2:39:24
Rank: #597 (+8)
25.2M → Finish
6:01 | 5:54/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
Time1:19:16
Pace6:03 /mi
2nd Half
Distance13.11 mi
Time1:20:08
Pace6:07 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:4418:426:0118:42
6:01
-
10K
6.21 mi10:37:2137:196:0018:37
6:00
-0:01
15K
9.32 mi10:56:1756:156:0218:56
6:06
+0:06
20K
12.43 mi11:15:111:15:096:0318:54
6:05
-0:01
Half
13.11 mi11:19:181:19:166:034:07
6:02
-0:03
25K
15.53 mi11:34:071:34:056:0314:49
6:07
+0:05
30K
18.64 mi11:53:121:53:106:0419:05
6:09
+0:02
20M
20.00 mi12:01:342:01:326:058:22
6:09
0:00
21M
21.00 mi12:07:582:07:566:066:24
6:24
+0:15
35K
21.75 mi12:12:242:12:226:054:26
5:56
-0:28
23M
23.00 mi12:20:062:20:046:057:42
6:09
+0:13
24M
24.00 mi12:26:002:25:586:055:54
5:54
-0:15
40K
24.85 mi12:31:122:31:106:055:12
6:05
+0:11
25.2M
25.20 mi12:33:252:33:236:052:13
6:26
+0:21
Finish
26.22 mi12:39:262:39:246:056:01
5:54
-0:32

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

5:54 /mi

Average Pace

6:05 /mi

Slowest Pace

6:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:47

95% of race

Time at Steady Pace

8:37

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:05 /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 mi10:18:4418:426:0118:42
6:01
#719
10K
6.21 mi10:37:2137:196:0018:37
6:00
#742
15K
9.32 mi10:56:1756:156:0218:56
6:06
#789
20K
12.43 mi11:15:111:15:096:0318:54
6:05
#765
Half
13.11 mi11:19:181:19:166:034:07
6:02
#767
25K
15.53 mi11:34:071:34:056:0314:49
6:07
#749
30K
18.64 mi11:53:121:53:106:0419:05
6:09
#714
20M
20.00 mi12:01:342:01:326:058:22
6:09
#691
21M
21.00 mi12:07:582:07:566:066:24
6:24
#671
35K
21.75 mi12:12:242:12:226:054:26
5:56
#660
23M
23.00 mi12:20:062:20:046:057:42
6:09
#638
24M
24.00 mi12:26:002:25:586:055:54
5:54
#626
40K
24.85 mi12:31:122:31:106:055:12
6:05
#613
25.2M
25.20 mi12:33:252:33:236:052:13
6:26
#605
Finish
26.22 mi12:39:262:39:246:056:01
5:54
#597
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi719673673943(Top 4%)894(Top 6%)894(Top 40%)
10K6.21 mi3.10 mi742-23698-25698-25776(Top 3%)731(Top 5%)731(Top 32%)
15K9.32 mi3.11 mi789-47744-46744-46943(Top 4%)894(Top 6%)894(Top 40%)
20K12.43 mi3.11 mi765+24721+23721+23738(Top 3%)696(Top 5%)696(Top 31%)
Half13.11 mi0.68 mi767-2723-2723-2826(Top 3%)784(Top 5%)784(Top 35%)
25K15.53 mi2.42 mi749+18705+18705+18770(Top 3%)729(Top 5%)729(Top 32%)
30K18.64 mi3.11 mi714+35672+33672+33571(Top 2%)535(Top 4%)535(Top 24%)
20M20.00 mi1.36 mi691+23649+23649+23583(Top 2%)549(Top 4%)549(Top 24%)
21M21.00 mi1.00 mi671+20629+20629+20487(Top 2%)453(Top 3%)453(Top 20%)
35K21.75 mi0.75 mi660+11618+11618+11558(Top 2%)520(Top 3%)520(Top 23%)
23M23.00 mi1.25 mi638+22598+20598+20541(Top 2%)510(Top 3%)510(Top 23%)
24M24.00 mi1.00 mi626+12586+12586+12389(Top 1%)363(Top 2%)363(Top 16%)
40K24.85 mi0.85 mi613+13573+13573+13453(Top 2%)426(Top 3%)426(Top 19%)
25.2M25.20 mi0.35 mi605+8565+8565+8393(Top 1%)371(Top 2%)371(Top 16%)
Finish26.22 mi1.02 mi597+8557+8557+8531(Top 2%)505(Top 3%)505(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

943

Males

894

M45-49

894

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

776

Males

731

M45-49

731

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

943

Males

894

M45-49

894

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

738

Males

696

M45-49

696

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

826

Males

784

M45-49

784

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

770

Males

729

M45-49

729

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

571

Males

535

M45-49

535

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

583

Males

549

M45-49

549

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

487

Males

453

M45-49

453

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

558

Males

520

M45-49

520

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

541

Males

510

M45-49

510

23M→24M

23.0 - 24.0 mi

Top 1%
×6stories
+12ft-82ft

Overall

389

Males

363

M45-49

363

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

453

Males

426

M45-49

426

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

393

Males

371

M45-49

371

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

531

Males

505

M45-49

505

Passing Analysis

Category:
Athletes Passed
281
Passed By
159
Net Change
+122
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#719
5K → 10K2750-23#719#742
10K → 15K754-47#742#789
15K → 20K3511+24#789#765
20K → Half46-2#765#767
Half → 25K3214+18#767#749
25K → 30K427+35#749#714
30K → 20M241+23#714#691
20M → 21M222+20#691#671
21M → 35K132+11#671#660
35K → 23M275+22#660#638
23M → 24M131+12#638#626
24M → 40K152+13#626#613
40K → 25.2M91+8#613#605
25.2M → Finish113+8#605#597
TOTALS281159+122
📊

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