Boston Marathon logo
BOSTON MARATHON 2023

Darran Ford

Bib: 27443•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 39%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 43%
Division (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:55
Rank: #14142
Start → 5K
24:55 | 8:01/mi
10K· 6.21 mi
47:28
Rank: #11246 (+2896)
5K → 10K
22:33 | 7:15/mi
15K· 9.32 mi
1:10:42
Rank: #10798 (+448)
10K → 15K
23:14 | 7:29/mi
20K· 12.43 mi
1:34:54
Rank: #11002 (-204)
15K → 20K
24:12 | 7:47/mi
Half· 13.11 mi
1:40:03
Rank: #10984 (+18)
20K → Half
5:09 | 7:33/mi
25K· 15.53 mi
1:58:53
Rank: #10925 (+59)
Half → 25K
18:50 | 7:46/mi
30K· 18.64 mi
2:24:38
Rank: #11238 (-313)
25K → 30K
25:45 | 8:17/mi
20M
2:34:55
Rank: #10897 (+341)
30K → 20M
10:17 | 7:34/mi
21M
2:43:05
Rank: #10741 (+156)
20M → 21M
8:10 | 8:10/mi
35K· 21.75 mi
2:48:42
Rank: #10623 (+118)
21M → 35K
5:37 | 7:30/mi
23M
2:58:20
Rank: #10422 (+201)
35K → 23M
9:38 | 7:42/mi
24M
3:05:39
Rank: #10226 (+196)
23M → 24M
7:19 | 7:19/mi
40K· 24.85 mi
3:12:35
Rank: #10209 (+17)
24M → 40K
6:56 | 8:07/mi
25.2M
3:15:41
Rank: #10241 (-32)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:23:58
Rank: #10337 (-96)
25.2M → Finish
8:17 | 8:08/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
Time1:40:03
Pace7:38 /mi
2nd Half
Distance13.11 mi
Time1:43:55
Pace7:56 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:4624:558:0124:55
8:01
-
10K
6.21 mi12:06:1947:287:3822:33
7:15
-0:46
15K
9.32 mi12:29:331:10:427:3523:14
7:29
+0:14
20K
12.43 mi12:53:451:34:547:3824:12
7:47
+0:18
Half
13.11 mi12:58:541:40:037:385:09
7:33
-0:14
25K
15.53 mi13:17:441:58:537:3918:50
7:46
+0:13
30K
18.64 mi13:43:292:24:387:4625:45
8:17
+0:31
20M
20.00 mi13:53:462:34:557:4510:17
7:34
-0:43
21M
21.00 mi14:01:562:43:057:468:10
8:10
+0:36
35K
21.75 mi14:07:332:48:427:455:37
7:30
-0:40
23M
23.00 mi14:17:112:58:207:459:38
7:42
+0:12
24M
24.00 mi14:24:303:05:397:447:19
7:19
-0:23
40K
24.85 mi14:31:263:12:357:456:56
8:07
+0:48
25.2M
25.20 mi14:34:323:15:417:463:06
8:59
+0:52
Finish
26.22 mi14:42:493:23:587:478:17
8:08
-0:51

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

7:15 /mi

Average Pace

7:47 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:43

29% of race

Time at Steady Pace

1:08:06

33% of race

Time at Slower Pace

1:17:09

38% of race

Average Pace: 7:47 /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 mi11:43:4624:558:0124:55
8:01
#14142
10K
6.21 mi12:06:1947:287:3822:33
7:15
#11246
15K
9.32 mi12:29:331:10:427:3523:14
7:29
#10798
20K
12.43 mi12:53:451:34:547:3824:12
7:47
#11002
Half
13.11 mi12:58:541:40:037:385:09
7:33
#10984
25K
15.53 mi13:17:441:58:537:3918:50
7:46
#10925
30K
18.64 mi13:43:292:24:387:4625:45
8:17
#11238
20M
20.00 mi13:53:462:34:557:4510:17
7:34
#10897
21M
21.00 mi14:01:562:43:057:468:10
8:10
#10741
35K
21.75 mi14:07:332:48:427:455:37
7:30
#10623
23M
23.00 mi14:17:112:58:207:459:38
7:42
#10422
24M
24.00 mi14:24:303:05:397:447:19
7:19
#10226
40K
24.85 mi14:31:263:12:357:456:56
8:07
#10209
25.2M
25.20 mi14:34:323:15:417:463:06
8:59
#10241
Finish
26.22 mi14:42:493:23:587:478:17
8:08
#10337
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi1414210004100049994(Top 38%)8146(Top 54%)8146(Top 362%)
10K6.21 mi3.10 mi11246+28968767+12378767+12378538(Top 32%)7284(Top 48%)7284(Top 323%)
15K9.32 mi3.11 mi10798+4488552+2158552+2159994(Top 38%)8146(Top 54%)8146(Top 362%)
20K12.43 mi3.11 mi11002-2048655-1038655-10311635(Top 44%)8858(Top 58%)8858(Top 393%)
Half13.11 mi0.68 mi10984+188641+148641+1410558(Top 40%)8380(Top 55%)8380(Top 372%)
25K15.53 mi2.42 mi10925+598595+468595+4610831(Top 41%)8411(Top 55%)8411(Top 373%)
30K18.64 mi3.11 mi11238-3138668-738668-7312940(Top 49%)9201(Top 61%)9201(Top 409%)
20M20.00 mi1.36 mi10897+3418501+1678501+1677291(Top 27%)6156(Top 41%)6156(Top 273%)
21M21.00 mi1.00 mi10741+1568404+978404+978419(Top 32%)6725(Top 44%)6725(Top 299%)
35K21.75 mi0.75 mi10623+1188321+838321+838588(Top 32%)6862(Top 45%)6862(Top 305%)
23M23.00 mi1.25 mi10422+2018198+1238198+1237694(Top 29%)6244(Top 41%)6244(Top 277%)
24M24.00 mi1.00 mi10226+1968077+1218077+1216497(Top 24%)5427(Top 36%)5427(Top 241%)
40K24.85 mi0.85 mi10209+178046+318046+3110739(Top 40%)7715(Top 51%)7715(Top 343%)
25.2M25.20 mi0.35 mi10241-328043+38043+312369(Top 46%)8432(Top 56%)8432(Top 374%)
Finish26.22 mi1.02 mi10337-968055-128055-1212933(Top 49%)8730(Top 58%)8730(Top 388%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

9994

Males

8146

M45-49

8146

5K→10K

3.1 - 6.2 mi

Top 32%
×5stories
+79ft-138ft

Overall

8538

Males

7284

M45-49

7284

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

9994

Males

8146

M45-49

8146

15K→20K

9.3 - 12.4 mi

Top 44%
×5stories
+106ft-86ft

Overall

11635

Males

8858

M45-49

8858

20K→Half

12.4 - 13.1 mi

Top 40%
×2stories
+19ft-37ft

Overall

10558

Males

8380

M45-49

8380

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

10831

Males

8411

M45-49

8411

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

12940

Males

9201

M45-49

9201

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7291

Males

6156

M45-49

6156

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

8419

Males

6725

M45-49

6725

21M→35K

21.0 - 21.8 mi

Top 32%
×7stories
+17ft-86ft

Overall

8588

Males

6862

M45-49

6862

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

7694

Males

6244

M45-49

6244

23M→24M

23.0 - 24.0 mi

Top 24%
×6stories
+12ft-82ft

Overall

6497

Males

5427

M45-49

5427

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

10739

Males

7715

M45-49

7715

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

12369

Males

8432

M45-49

8432

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

12933

Males

8730

M45-49

8730

Passing Analysis

Category:
Athletes Passed
4969*
Passed By
1164
Net Change
+3805
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14142
5K → 10K29015+2896#14142#11246
10K → 15K49042+448#11246#10798
15K → 20K100304-204#10798#11002
20K → Half3416+18#11002#10984
Half → 25K15091+59#10984#10925
25K → 30K101414-313#10925#11238
30K → 20M342*1+341#11238#10897
20M → 21M16711+156#10897#10741
21M → 35K1279+118#10741#10623
35K → 23M21312+201#10623#10422
23M → 24M1982+196#10422#10226
24M → 40K8063+17#10226#10209
40K → 25.2M23*55-32#10209#10241
25.2M → Finish43139-96#10241#10337
TOTALS4969*1164+3805

* 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