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BOSTON MARATHON 2023

Aaron Whiteford

Bib: 4310•M

OR

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 24%
Gender (Male)
#0 / 15176
Top 38%
Masters (Masters Men)
#0 / 9891
Top 24%
Division (M45-49)
#0 / 2252
Top 31%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:51
Rank: #11223
Start → 5K
23:51 | 7:41/mi
10K· 6.21 mi
46:45
Rank: #10244 (+979)
5K → 10K
22:54 | 7:22/mi
15K· 9.32 mi
1:09:23
Rank: #9558 (+686)
10K → 15K
22:38 | 7:17/mi
20K· 12.43 mi
1:32:19
Rank: #9213 (+345)
15K → 20K
22:56 | 7:23/mi
Half· 13.11 mi
1:37:17
Rank: #9173 (+40)
20K → Half
4:58 | 7:17/mi
25K· 15.53 mi
1:55:07
Rank: #8902 (+271)
Half → 25K
17:50 | 7:21/mi
30K· 18.64 mi
2:17:50
Rank: #8312 (+590)
25K → 30K
22:43 | 7:19/mi
20M
2:27:32
Rank: #7991 (+321)
30K → 20M
9:42 | 7:08/mi
21M
2:35:00
Rank: #7722 (+269)
20M → 21M
7:28 | 7:28/mi
35K· 21.75 mi
2:40:15
Rank: #7614 (+108)
21M → 35K
5:15 | 7:01/mi
23M
2:48:56
Rank: #7314 (+300)
35K → 23M
8:41 | 6:56/mi
24M
2:55:40
Rank: #7075 (+239)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
3:01:25
Rank: #6849 (+226)
24M → 40K
5:45 | 6:44/mi
25.2M
3:03:50
Rank: #6723 (+126)
40K → 25.2M
2:25 | 7:00/mi
Finish· 26.22 mi
3:10:19
Rank: #6491 (+232)
25.2M → Finish
6:29 | 6:22/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:37:17
Pace7:25 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:33:02
Pace7:06 /mi
📊Negative Split: 4.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:3123:517:4123:51
7:41
-
10K
6.21 mi10:48:2546:457:3122:54
7:22
-0:19
15K
9.32 mi11:11:031:09:237:2722:38
7:17
-0:05
20K
12.43 mi11:33:591:32:197:2622:56
7:23
+0:06
Half
13.11 mi11:38:571:37:177:254:58
7:17
-0:06
25K
15.53 mi11:56:471:55:077:2517:50
7:21
+0:04
30K
18.64 mi12:19:302:17:507:2422:43
7:19
-0:02
20M
20.00 mi12:29:122:27:327:239:42
7:08
-0:11
21M
21.00 mi12:36:402:35:007:237:28
7:28
+0:20
35K
21.75 mi12:41:552:40:157:225:15
7:01
-0:27
23M
23.00 mi12:50:362:48:567:218:41
6:56
-0:05
24M
24.00 mi12:57:202:55:407:196:44
6:44
-0:12
40K
24.85 mi13:03:053:01:257:185:45
6:44
0:00
25.2M
25.20 mi13:05:303:03:507:182:25
7:00
+0:16
Finish
26.22 mi13:11:593:10:197:166:29
6:22
-0:38

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

6:22 /mi

Average Pace

7:16 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

35:19

19% of race

Time at Steady Pace

2:03:41

65% of race

Time at Slower Pace

31:19

16% of race

Average Pace: 7:16 /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 mi10:25:3123:517:4123:51
7:41
#11223
10K
6.21 mi10:48:2546:457:3122:54
7:22
#10244
15K
9.32 mi11:11:031:09:237:2722:38
7:17
#9558
20K
12.43 mi11:33:591:32:197:2622:56
7:23
#9213
Half
13.11 mi11:38:571:37:177:254:58
7:17
#9173
25K
15.53 mi11:56:471:55:077:2517:50
7:21
#8902
30K
18.64 mi12:19:302:17:507:2422:43
7:19
#8312
20M
20.00 mi12:29:122:27:327:239:42
7:08
#7991
21M
21.00 mi12:36:402:35:007:237:28
7:28
#7722
35K
21.75 mi12:41:552:40:157:225:15
7:01
#7614
23M
23.00 mi12:50:362:48:567:218:41
6:56
#7314
24M
24.00 mi12:57:202:55:407:196:44
6:44
#7075
40K
24.85 mi13:03:053:01:257:185:45
6:44
#6849
25.2M
25.20 mi13:05:303:03:507:182:25
7:00
#6723
Finish
26.22 mi13:11:593:10:197:166:29
6:22
#6491
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi11223875787578432(Top 32%)7189(Top 47%)7189(Top 319%)
10K6.21 mi3.10 mi10244+9798280+4778280+4779372(Top 35%)7782(Top 51%)7782(Top 346%)
15K9.32 mi3.11 mi9558+6867903+3777903+3778432(Top 32%)7189(Top 47%)7189(Top 319%)
20K12.43 mi3.11 mi9213+3457680+2237680+2238354(Top 31%)7097(Top 47%)7097(Top 315%)
Half13.11 mi0.68 mi9173+407654+267654+268356(Top 31%)7095(Top 47%)7095(Top 315%)
25K15.53 mi2.42 mi8902+2717478+1767478+1767637(Top 29%)6561(Top 43%)6561(Top 291%)
30K18.64 mi3.11 mi8312+5907067+4117067+4116092(Top 23%)5433(Top 36%)5433(Top 241%)
20M20.00 mi1.36 mi7991+3216849+2186849+2184819(Top 18%)4399(Top 29%)4399(Top 195%)
21M21.00 mi1.00 mi7722+2696662+1876662+1874437(Top 17%)4051(Top 27%)4051(Top 180%)
35K21.75 mi0.75 mi7614+1086587+756587+755452(Top 20%)4848(Top 32%)4848(Top 215%)
23M23.00 mi1.25 mi7314+3006359+2286359+2283470(Top 13%)3218(Top 21%)3218(Top 143%)
24M24.00 mi1.00 mi7075+2396185+1746185+1743313(Top 12%)3068(Top 20%)3068(Top 136%)
40K24.85 mi0.85 mi6849+2266010+1756010+1752501(Top 9%)2321(Top 15%)2321(Top 103%)
25.2M25.20 mi0.35 mi6723+1265913+975913+971830(Top 7%)1723(Top 11%)1723(Top 77%)
Finish26.22 mi1.02 mi6491+2325742+1715742+1711887(Top 7%)1765(Top 12%)1765(Top 78%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8432

Males

7189

M45-49

7189

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

9372

Males

7782

M45-49

7782

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8432

Males

7189

M45-49

7189

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

8354

Males

7097

M45-49

7097

20K→Half

12.4 - 13.1 mi

Top 31%
×2stories
+19ft-37ft

Overall

8356

Males

7095

M45-49

7095

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

7637

Males

6561

M45-49

6561

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6092

Males

5433

M45-49

5433

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4819

Males

4399

M45-49

4399

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4437

Males

4051

M45-49

4051

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5452

Males

4848

M45-49

4848

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3470

Males

3218

M45-49

3218

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3313

Males

3068

M45-49

3068

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2501

Males

2321

M45-49

2321

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1830

Males

1723

M45-49

1723

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1887

Males

1765

M45-49

1765

Passing Analysis

Category:
Athletes Passed
4824*
Passed By
92
Net Change
+4732
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11223
5K → 10K1018*39+979#11223#10244
10K → 15K695*9+686#10244#9558
15K → 20K36520+345#9558#9213
20K → Half477+40#9213#9173
Half → 25K2776+271#9173#8902
25K → 30K5955+590#8902#8312
30K → 20M3210+321#8312#7991
20M → 21M2712+269#7991#7722
21M → 35K1102+108#7722#7614
35K → 23M3000+300#7614#7314
23M → 24M2390+239#7314#7075
24M → 40K2271+226#7075#6849
40K → 25.2M1260+126#6849#6723
25.2M → Finish2331+232#6723#6491
TOTALS4824*92+4732

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing