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BOSTON MARATHON 2023

Ryan Starbuck

Bib: 1277•M

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 28%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:14
Rank: #2347
Start → 5K
20:14 | 6:31/mi
10K· 6.21 mi
40:23
Rank: #2493 (-146)
5K → 10K
20:09 | 6:29/mi
15K· 9.32 mi
1:00:54
Rank: #2725 (-232)
10K → 15K
20:31 | 6:36/mi
20K· 12.43 mi
1:21:50
Rank: #2975 (-250)
15K → 20K
20:56 | 6:44/mi
Half· 13.11 mi
1:26:25
Rank: #3040 (-65)
20K → Half
4:35 | 6:43/mi
25K· 15.53 mi
1:43:44
Rank: #3581 (-541)
Half → 25K
17:19 | 7:09/mi
30K· 18.64 mi
2:06:11
Rank: #4033 (-452)
25K → 30K
22:27 | 7:14/mi
20M
2:16:07
Rank: #4216 (-183)
30K → 20M
9:56 | 7:19/mi
21M
2:23:54
Rank: #4338 (-122)
20M → 21M
7:47 | 7:47/mi
35K· 21.75 mi
2:29:19
Rank: #4452 (-114)
21M → 35K
5:25 | 7:14/mi
23M
2:38:55
Rank: #4655 (-203)
35K → 23M
9:36 | 7:40/mi
24M
2:46:11
Rank: #4701 (-46)
23M → 24M
7:16 | 7:16/mi
40K· 24.85 mi
2:52:33
Rank: #4724 (-23)
24M → 40K
6:22 | 7:27/mi
25.2M
2:55:14
Rank: #4714 (+10)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
3:02:07
Rank: #4640 (+74)
25.2M → Finish
6:53 | 6:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:25
Pace6:36 /mi
2nd Half
Distance13.11 mi
Time1:35:42
Pace7:18 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:5420:146:3120:14
6:31
-
10K
6.21 mi10:41:0340:236:3020:09
6:29
-0:02
15K
9.32 mi11:01:341:00:546:3220:31
6:36
+0:07
20K
12.43 mi11:22:301:21:506:3520:56
6:44
+0:08
Half
13.11 mi11:27:051:26:256:364:35
6:43
-0:01
25K
15.53 mi11:44:241:43:446:4117:19
7:09
+0:26
30K
18.64 mi12:06:512:06:116:4622:27
7:14
+0:05
20M
20.00 mi12:16:472:16:076:489:56
7:19
+0:05
21M
21.00 mi12:24:342:23:546:517:47
7:47
+0:28
35K
21.75 mi12:29:592:29:196:525:25
7:14
-0:33
23M
23.00 mi12:39:352:38:556:559:36
7:40
+0:26
24M
24.00 mi12:46:512:46:116:557:16
7:16
-0:24
40K
24.85 mi12:53:132:52:336:576:22
7:27
+0:11
25.2M
25.20 mi12:55:542:55:146:572:41
7:47
+0:20
Finish
26.22 mi13:02:473:02:076:576:53
6:45
-1:02

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

6:29 /mi

Average Pace

6:57 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:33:18

51% of race

Time at Steady Pace

1:08:45

38% of race

Time at Slower Pace

20:04

11% of race

Average Pace: 6:57 /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 mi10:20:5420:146:3120:14
6:31
#2347
10K
6.21 mi10:41:0340:236:3020:09
6:29
#2493
15K
9.32 mi11:01:341:00:546:3220:31
6:36
#2725
20K
12.43 mi11:22:301:21:506:3520:56
6:44
#2975
Half
13.11 mi11:27:051:26:256:364:35
6:43
#3040
25K
15.53 mi11:44:241:43:446:4117:19
7:09
#3581
30K
18.64 mi12:06:512:06:116:4622:27
7:14
#4033
20M
20.00 mi12:16:472:16:076:489:56
7:19
#4216
21M
21.00 mi12:24:342:23:546:517:47
7:47
#4338
35K
21.75 mi12:29:592:29:196:525:25
7:14
#4452
23M
23.00 mi12:39:352:38:556:559:36
7:40
#4655
24M
24.00 mi12:46:512:46:116:557:16
7:16
#4701
40K
24.85 mi12:53:132:52:336:576:22
7:27
#4724
25.2M
25.20 mi12:55:542:55:146:572:41
7:47
#4714
Finish
26.22 mi13:02:473:02:076:576:53
6:45
#4640
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2347223922393332(Top 13%)3162(Top 21%)3162(Top 60%)
10K6.21 mi3.10 mi2493-1462378-1392378-1392712(Top 10%)2594(Top 17%)2594(Top 49%)
15K9.32 mi3.11 mi2725-2322602-2242602-2243332(Top 13%)3162(Top 21%)3162(Top 60%)
20K12.43 mi3.11 mi2975-2502840-2382840-2383885(Top 15%)3665(Top 24%)3665(Top 69%)
Half13.11 mi0.68 mi3040-652901-612901-614538(Top 17%)4230(Top 28%)4230(Top 80%)
25K15.53 mi2.42 mi3581-5413390-4893390-4896326(Top 24%)5666(Top 37%)5666(Top 107%)
30K18.64 mi3.11 mi4033-4523793-4033793-4035623(Top 21%)5089(Top 34%)5089(Top 96%)
20M20.00 mi1.36 mi4216-1833955-1623955-1625666(Top 21%)5041(Top 33%)5041(Top 95%)
21M21.00 mi1.00 mi4338-1224054-994054-996058(Top 23%)5227(Top 34%)5227(Top 99%)
35K21.75 mi0.75 mi4452-1144152-984152-986718(Top 25%)5704(Top 38%)5704(Top 108%)
23M23.00 mi1.25 mi4655-2034328-1764328-1767504(Top 28%)6113(Top 40%)6113(Top 116%)
24M24.00 mi1.00 mi4701-464369-414369-416114(Top 23%)5161(Top 34%)5161(Top 98%)
40K24.85 mi0.85 mi4724-234381-124381-126320(Top 24%)5219(Top 34%)5219(Top 99%)
25.2M25.20 mi0.35 mi4714+104369+124369+125234(Top 20%)4414(Top 29%)4414(Top 84%)
Finish26.22 mi1.02 mi4640+744297+724297+723815(Top 14%)3387(Top 22%)3387(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3332

Males

3162

M18-39

3162

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2712

Males

2594

M18-39

2594

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3332

Males

3162

M18-39

3162

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

3885

Males

3665

M18-39

3665

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4538

Males

4230

M18-39

4230

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6326

Males

5666

M18-39

5666

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5623

Males

5089

M18-39

5089

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5666

Males

5041

M18-39

5041

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6058

Males

5227

M18-39

5227

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

6718

Males

5704

M18-39

5704

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7504

Males

6113

M18-39

6113

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6114

Males

5161

M18-39

5161

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6320

Males

5219

M18-39

5219

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5234

Males

4414

M18-39

4414

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3815

Males

3387

M18-39

3387

Passing Analysis

Category:
Athletes Passed
441
Passed By
2734
Net Change
-2293
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2347
5K → 10K82228-146#2347#2493
10K → 15K10242-232#2493#2725
15K → 20K20270-250#2725#2975
20K → Half368-65#2975#3040
Half → 25K6547-541#3040#3581
25K → 30K31483-452#3581#4033
30K → 20M17200-183#4033#4216
20M → 21M37159-122#4216#4338
21M → 35K22136-114#4338#4452
35K → 23M27230-203#4452#4655
23M → 24M3783-46#4655#4701
24M → 40K3053-23#4701#4724
40K → 25.2M2515+10#4724#4714
25.2M → Finish9420+74#4714#4640
TOTALS4412734-2293
📊

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