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BOSTON MARATHON 2023

Randy Campbell

Bib: 14107•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 39%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 43%
Division (M50-54)
#0 / 2052
Top 43%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:16/mi
22:35
↑ 97↓ 3451.5%
10K· 6.21 mi
7:13/mi
44:59
↑ 79↓ 1380.4%
15K· 9.32 mi
7:19/mi
1:07:44
↑ 67↓ 78
20K· 12.43 mi
7:22/mi
1:30:36
↑ 106↓ 860.1%
Half· 13.11 mi
7:27/mi
1:35:41
↑ 19↓ 370.5%
25K· 15.53 mi
7:37/mi
1:54:08
↑ 66↓ 880.2%
30K· 18.64 mi
8:25/mi
2:20:17
↑ 181↓ 1480.2%
20M
8:37/mi
2:31:59
↑ 64↓ 500.2%
21M
9:26/mi
2:41:25
↑ 106↓ 241.6%
35K· 21.75 mi
7:48/mi
2:47:15
↑ 17↓ 861.7%
23M
8:04/mi
2:57:21
↑ 23↓ 630.6%
24M
7:57/mi
3:05:18
↓ 821.3%
40K· 24.85 mi
8:15/mi
3:12:21
↓ 200.3%
25.2M
8:54/mi
3:15:25
↑ 13↓ 160.2%
Finish· 26.22 mi
8:28/mi
3:24:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:41
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:48:22
Pace8:16 /mi
📊Positive Split: 13.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:2622:357:1622:35
7:16
-
10K
6.21 mi11:35:5044:597:1422:24
7:13
-0:03
15K
9.32 mi11:58:351:07:447:1622:45
7:19
+0:06
20K
12.43 mi12:21:271:30:367:1722:52
7:22
+0:03
Half
13.11 mi12:26:321:35:417:185:05
7:27
+0:05
25K
15.53 mi12:44:591:54:087:2118:27
7:37
+0:10
30K
18.64 mi13:11:082:20:177:3226:09
8:25
+0:48
20M
20.00 mi13:22:502:31:597:3611:42
8:37
+0:12
21M
21.00 mi13:32:162:41:257:419:26
9:26
+0:49
35K
21.75 mi13:38:062:47:157:415:50
7:48
-1:38
23M
23.00 mi13:48:122:57:217:4310:06
8:04
+0:16
24M
24.00 mi13:56:093:05:187:437:57
7:57
-0:07
40K
24.85 mi14:03:123:12:217:447:03
8:15
+0:18
25.2M
25.20 mi14:06:163:15:257:453:04
8:54
+0:39
Finish
26.22 mi14:14:543:24:037:478:38
8:28
-0:26

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

7:13 /mi

Average Pace

7:47 /mi

Slowest Pace

9:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:08

56% of race

Time at Steady Pace

30:56

15% of race

Time at Slower Pace

58:59

29% 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 mi11:13:2622:357:1622:35
7:16
#7928
10K
6.21 mi11:35:5044:597:1422:24
7:13
#8028
15K
9.32 mi11:58:351:07:447:1622:45
7:19
#8212
20K
12.43 mi12:21:271:30:367:1722:52
7:22
#8180
Half
13.11 mi12:26:321:35:417:185:05
7:27
#8246
25K
15.53 mi12:44:591:54:087:2118:27
7:37
#8421
30K
18.64 mi13:11:082:20:177:3226:09
8:25
#9359
20M
20.00 mi13:22:502:31:597:3611:42
8:37
#9731
21M
21.00 mi13:32:162:41:257:419:26
9:26
#10112
35K
21.75 mi13:38:062:47:157:415:50
7:48
#10117
23M
23.00 mi13:48:122:57:217:4310:06
8:04
#10102
24M
24.00 mi13:56:093:05:187:437:57
7:57
#10113
40K
24.85 mi14:03:123:12:217:447:03
8:15
#10137
25.2M
25.20 mi14:06:163:15:257:453:04
8:54
#10164
Finish
26.22 mi14:14:543:24:037:478:38
8:28
#10366
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi7928692669268743(Top 33%)7392(Top 49%)7392(Top 360%)
10K6.21 mi3.10 mi8028-1006978-526978-528173(Top 31%)7063(Top 47%)7063(Top 344%)
15K9.32 mi3.11 mi8212-1847088-1107088-1108743(Top 33%)7392(Top 49%)7392(Top 360%)
20K12.43 mi3.11 mi8180+327059+297059+298217(Top 31%)7030(Top 46%)7030(Top 343%)
Half13.11 mi0.68 mi8246-667096-377096-379799(Top 37%)7992(Top 53%)7992(Top 389%)
25K15.53 mi2.42 mi8421-1757184-887184-889612(Top 36%)7772(Top 51%)7772(Top 379%)
30K18.64 mi3.11 mi9359-9387716-5327716-53213780(Top 52%)9560(Top 63%)9560(Top 466%)
20M20.00 mi1.36 mi9731-3727917-2017917-20114290(Top 54%)9674(Top 64%)9674(Top 471%)
21M21.00 mi1.00 mi10112-3818102-1858102-18515611(Top 59%)10172(Top 67%)10172(Top 496%)
35K21.75 mi0.75 mi10117-58084+188084+1810600(Top 40%)7915(Top 52%)7915(Top 386%)
23M23.00 mi1.25 mi10102+158043+418043+4110222(Top 38%)7603(Top 50%)7603(Top 371%)
24M24.00 mi1.00 mi10113-118021+228021+2210855(Top 41%)7828(Top 52%)7828(Top 381%)
40K24.85 mi0.85 mi10137-248004+178004+1711630(Top 44%)8132(Top 54%)8132(Top 396%)
25.2M25.20 mi0.35 mi10164-278009-58009-511817(Top 44%)8160(Top 54%)8160(Top 398%)
Finish26.22 mi1.02 mi10366-2028070-618070-6115199(Top 57%)9805(Top 65%)9805(Top 478%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21story building
+97ft-345ft

Overall

8743

Males

7392

M50-54

7392

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8173

Males

7063

M50-54

7063

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+67ft-78ft

Overall

8743

Males

7392

M50-54

7392

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

8217

Males

7030

M50-54

7030

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

9799

Males

7992

M50-54

7992

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

9612

Males

7772

M50-54

7772

25K→30K

15.5 - 18.6 mi

Top 52%
×9story building
+181ft-148ft

Overall

13780

Males

9560

M50-54

9560

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

14290

Males

9674

M50-54

9674

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

15611

Males

10172

M50-54

10172

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

10600

Males

7915

M50-54

7915

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

10222

Males

7603

M50-54

7603

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

10855

Males

7828

M50-54

7828

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11630

Males

8132

M50-54

8132

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11817

Males

8160

M50-54

8160

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

15199

Males

9805

M50-54

9805

Passing Analysis

Category:
Athletes Passed
855*
Passed By
3290
Net Change
-2438
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7928
5K → 10K180280-100#7928#8028
10K → 15K84268-184#8028#8212
15K → 20K132100+32#8212#8180
20K → Half874-66#8180#8246
Half → 25K64239-175#8246#8421
25K → 30K33971-938#8421#9359
30K → 20M25397-372#9359#9731
20M → 21M18397-381#9731#10112
21M → 35K4853-5#10112#10117
35K → 23M9378+15#10117#10102
23M → 24M6171-11#10102#10113
24M → 40K6185-24#10113#10137
40K → 25.2M23*50-27#10137#10164
25.2M → Finish25227-202#10164#10366
TOTALS855*3290-2438

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

📊

Passing Visuals

Category:
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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