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BOSTON MARATHON 2023

Ryan Shrum

Bib: 2847•M

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 19%
Masters (Masters Men)
#0 / 9891
Top 7%
Division (M55-59)
#0 / 1422
Top 1%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:32
Rank: #5777
Start → 5K
21:32 | 6:56/mi
10K· 6.21 mi
42:44
Rank: #5630 (+147)
5K → 10K
21:12 | 6:49/mi
15K· 9.32 mi
1:03:45
Rank: #5351 (+279)
10K → 15K
21:01 | 6:46/mi
20K· 12.43 mi
1:24:30
Rank: #4834 (+517)
15K → 20K
20:45 | 6:41/mi
Half· 13.11 mi
1:29:02
Rank: #4769 (+65)
20K → Half
4:32 | 6:39/mi
25K· 15.53 mi
1:45:08
Rank: #4381 (+388)
Half → 25K
16:06 | 6:38/mi
30K· 18.64 mi
2:05:51
Rank: #3859 (+522)
25K → 30K
20:43 | 6:40/mi
20M
2:14:56
Rank: #3661 (+198)
30K → 20M
9:05 | 6:41/mi
21M
2:21:40
Rank: #3415 (+246)
20M → 21M
6:44 | 6:44/mi
35K· 21.75 mi
2:26:35
Rank: #3360 (+55)
21M → 35K
4:55 | 6:34/mi
23M
2:35:01
Rank: #3267 (+93)
35K → 23M
8:26 | 6:44/mi
24M
2:41:36
Rank: #3199 (+68)
23M → 24M
6:35 | 6:35/mi
40K· 24.85 mi
2:47:19
Rank: #3131 (+68)
24M → 40K
5:43 | 6:41/mi
25.2M
2:49:44
Rank: #3080 (+51)
40K → 25.2M
2:25 | 7:00/mi
Finish· 26.22 mi
2:56:15
Rank: #2986 (+94)
25.2M → Finish
6:31 | 6:24/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:29:02
Pace6:47 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:27:13
Pace6:39 /mi
📊Negative Split: 2.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2121:326:5621:32
6:56
-
10K
6.21 mi10:43:3342:446:5321:12
6:49
-0:07
15K
9.32 mi11:04:341:03:456:5021:01
6:46
-0:03
20K
12.43 mi11:25:191:24:306:4820:45
6:41
-0:05
Half
13.11 mi11:29:511:29:026:474:32
6:39
-0:02
25K
15.53 mi11:45:571:45:086:4616:06
6:38
-0:01
30K
18.64 mi12:06:402:05:516:4520:43
6:40
+0:02
20M
20.00 mi12:15:452:14:566:459:05
6:41
+0:01
21M
21.00 mi12:22:292:21:406:456:44
6:44
+0:03
35K
21.75 mi12:27:242:26:356:444:55
6:34
-0:10
23M
23.00 mi12:35:502:35:016:448:26
6:44
+0:10
24M
24.00 mi12:42:252:41:366:446:35
6:35
-0:09
40K
24.85 mi12:48:082:47:196:445:43
6:41
+0:06
25.2M
25.20 mi12:50:332:49:446:442:25
7:00
+0:19
Finish
26.22 mi12:57:042:56:156:446:31
6:24
-0:36

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

6:24 /mi

Average Pace

6:44 /mi

Slowest Pace

7:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:55

54% of race

Time at Steady Pace

1:21:20

46% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:43 /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 mi10:22:2121:326:5621:32
6:56
#5777
10K
6.21 mi10:43:3342:446:5321:12
6:49
#5630
15K
9.32 mi11:04:341:03:456:5021:01
6:46
#5351
20K
12.43 mi11:25:191:24:306:4820:45
6:41
#4834
Half
13.11 mi11:29:511:29:026:474:32
6:39
#4769
25K
15.53 mi11:45:571:45:086:4616:06
6:38
#4381
30K
18.64 mi12:06:402:05:516:4520:43
6:40
#3859
20M
20.00 mi12:15:452:14:566:459:05
6:41
#3661
21M
21.00 mi12:22:292:21:406:456:44
6:44
#3415
35K
21.75 mi12:27:242:26:356:444:55
6:34
#3360
23M
23.00 mi12:35:502:35:016:448:26
6:44
#3267
24M
24.00 mi12:42:252:41:366:446:35
6:35
#3199
40K
24.85 mi12:48:082:47:196:445:43
6:41
#3131
25.2M
25.20 mi12:50:332:49:446:442:25
7:00
#3080
Finish
26.22 mi12:57:042:56:156:446:31
6:24
#2986
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi5777530153014741(Top 18%)4417(Top 29%)4417(Top 311%)
10K6.21 mi3.10 mi5630+1475182+1195182+1195499(Top 21%)5059(Top 33%)5059(Top 356%)
15K9.32 mi3.11 mi5351+2794949+2334949+2334741(Top 18%)4417(Top 29%)4417(Top 311%)
20K12.43 mi3.11 mi4834+5174501+4484501+4483395(Top 13%)3218(Top 21%)3218(Top 226%)
Half13.11 mi0.68 mi4769+654443+584443+583736(Top 14%)3520(Top 23%)3520(Top 248%)
25K15.53 mi2.42 mi4381+3884099+3444099+3442949(Top 11%)2816(Top 19%)2816(Top 198%)
30K18.64 mi3.11 mi3859+5223638+4613638+4612263(Top 9%)2158(Top 14%)2158(Top 152%)
20M20.00 mi1.36 mi3661+1983458+1803458+1802223(Top 8%)2115(Top 14%)2115(Top 149%)
21M21.00 mi1.00 mi3415+2463235+2233235+2231231(Top 5%)1173(Top 8%)1173(Top 82%)
35K21.75 mi0.75 mi3360+553181+543181+542833(Top 11%)2660(Top 18%)2660(Top 187%)
23M23.00 mi1.25 mi3267+933094+873094+872335(Top 9%)2196(Top 14%)2196(Top 154%)
24M24.00 mi1.00 mi3199+683029+653029+652474(Top 9%)2310(Top 15%)2310(Top 162%)
40K24.85 mi0.85 mi3131+682967+622967+622290(Top 9%)2128(Top 14%)2128(Top 150%)
25.2M25.20 mi0.35 mi3080+512918+492918+491793(Top 7%)1686(Top 11%)1686(Top 119%)
Finish26.22 mi1.02 mi2986+942827+912827+912004(Top 8%)1869(Top 12%)1869(Top 131%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4741

Males

4417

M55-59

4417

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5499

Males

5059

M55-59

5059

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4741

Males

4417

M55-59

4417

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3395

Males

3218

M55-59

3218

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3736

Males

3520

M55-59

3520

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2949

Males

2816

M55-59

2816

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2263

Males

2158

M55-59

2158

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2223

Males

2115

M55-59

2115

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1231

Males

1173

M55-59

1173

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2833

Males

2660

M55-59

2660

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2335

Males

2196

M55-59

2196

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2474

Males

2310

M55-59

2310

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2290

Males

2128

M55-59

2128

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1793

Males

1686

M55-59

1686

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2004

Males

1869

M55-59

1869

Passing Analysis

Category:
Athletes Passed
3014
Passed By
223
Net Change
+2791
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5777
5K → 10K282135+147#5777#5630
10K → 15K30122+279#5630#5351
15K → 20K5192+517#5351#4834
20K → Half727+65#4834#4769
Half → 25K3913+388#4769#4381
25K → 30K5231+522#4381#3859
30K → 20M2002+198#3859#3661
20M → 21M2471+246#3661#3415
21M → 35K616+55#3415#3360
35K → 23M10512+93#3360#3267
23M → 24M779+68#3267#3199
24M → 40K757+68#3199#3131
40K → 25.2M510+51#3131#3080
25.2M → Finish11016+94#3080#2986
TOTALS3014223+2791
📊

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