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BOSTON MARATHON 2023

Zachary Ryan

Bib: 27338•M

NC

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
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
8:48/mi
27:21
↑ 97↓ 3451.5%
10K· 6.21 mi
7:53/mi
51:52
↑ 79↓ 1380.4%
15K· 9.32 mi
7:47/mi
1:16:03
↑ 67↓ 78
20K· 12.43 mi
8:16/mi
1:41:44
↑ 106↓ 860.1%
Half· 13.11 mi
8:14/mi
1:47:21
↑ 19↓ 370.5%
25K· 15.53 mi
10:43/mi
2:13:19
↑ 66↓ 880.2%
30K· 18.64 mi
10:19/mi
2:45:21
↑ 181↓ 1480.2%
20M
13:23/mi
3:03:32
↑ 64↓ 500.2%
21M
11:34/mi
3:15:06
↑ 106↓ 241.6%
35K· 21.75 mi
13:10/mi
3:24:57
↑ 17↓ 861.7%
23M
12:26/mi
3:40:31
↑ 23↓ 630.6%
24M
11:15/mi
3:51:46
↓ 821.3%
40K· 24.85 mi
9:19/mi
3:59:44
↓ 200.3%
25.2M
12:28/mi
4:04:02
↑ 13↓ 160.2%
Finish· 26.22 mi
8:15/mi
4:12:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:21
Pace8:11 /mi
2nd Half
Distance13.11 mi
Time2:25:05
Pace11:04 /mi
📊Positive Split: 35.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:1027:218:4827:21
8:48
-
10K
6.21 mi12:12:4151:528:2124:31
7:53
-0:55
15K
9.32 mi12:36:521:16:038:1024:11
7:47
-0:06
20K
12.43 mi13:02:331:41:448:1125:41
8:16
+0:29
Half
13.11 mi13:08:101:47:218:115:37
8:14
-0:02
25K
15.53 mi13:34:082:13:198:3525:58
10:43
+2:29
30K
18.64 mi14:06:102:45:218:5232:02
10:19
-0:24
20M
20.00 mi14:24:213:03:329:1118:11
13:23
+3:04
21M
21.00 mi14:35:553:15:069:1711:34
11:34
-1:49
35K
21.75 mi14:45:463:24:579:259:51
13:10
+1:36
23M
23.00 mi15:01:203:40:319:3515:34
12:26
-0:44
24M
24.00 mi15:12:353:51:469:3911:15
11:15
-1:11
40K
24.85 mi15:20:333:59:449:397:58
9:19
-1:56
25.2M
25.20 mi15:24:514:04:029:414:18
12:28
+3:09
Finish
26.22 mi15:33:154:12:269:388:24
8:15
-4:13

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

7:47 /mi

Average Pace

9:38 /mi

Slowest Pace

13:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:43

49% of race

Time at Steady Pace

1:09:15

27% of race

Time at Slower Pace

59:28

24% of race

Average Pace: 9:38 /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 mi11:48:1027:218:4827:21
8:48
#19470
10K
6.21 mi12:12:4151:528:2124:31
7:53
#16830
15K
9.32 mi12:36:521:16:038:1024:11
7:47
#15539
20K
12.43 mi13:02:331:41:448:1125:41
8:16
#15483
Half
13.11 mi13:08:101:47:218:115:37
8:14
#15510
25K
15.53 mi13:34:082:13:198:3525:58
10:43
#17839
30K
18.64 mi14:06:102:45:218:5232:02
10:19
#18948
20M
20.00 mi14:24:213:03:329:1118:11
13:23
#20163
21M
21.00 mi14:35:553:15:069:1711:34
11:34
#20299
35K
21.75 mi14:45:463:24:579:259:51
13:10
#20710
23M
23.00 mi15:01:203:40:319:3515:34
12:26
#21087
24M
24.00 mi15:12:353:51:469:3911:15
11:15
#21232
40K
24.85 mi15:20:333:59:449:397:58
9:19
#21099
25.2M
25.20 mi15:24:514:04:029:414:18
12:28
#21152
Finish
26.22 mi15:33:154:12:269:388:24
8:15
#20940
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi19470119591195912590(Top 47%)9348(Top 62%)9348(Top 177%)
10K6.21 mi3.10 mi16830+264011018+94111018+94113903(Top 52%)9906(Top 65%)9906(Top 187%)
15K9.32 mi3.11 mi15539+129110520+49810520+49812590(Top 47%)9348(Top 62%)9348(Top 177%)
20K12.43 mi3.11 mi15483+5610482+3810482+3815388(Top 58%)10417(Top 69%)10417(Top 197%)
Half13.11 mi0.68 mi15510-2710490-810490-816010(Top 60%)10710(Top 71%)10710(Top 203%)
25K15.53 mi2.42 mi17839-232911382-89211382-89223527(Top 88%)13818(Top 91%)13818(Top 261%)
30K18.64 mi3.11 mi18948-110911820-43811820-43821794(Top 82%)12982(Top 86%)12982(Top 246%)
20M20.00 mi1.36 mi20163-121512305-48512305-48525458(Top 96%)14602(Top 96%)14602(Top 276%)
21M21.00 mi1.00 mi20299-13612357-5212357-5221981(Top 83%)12980(Top 86%)12980(Top 246%)
35K21.75 mi0.75 mi20710-41112537-18012537-18025679(Top 96%)14669(Top 97%)14669(Top 278%)
23M23.00 mi1.25 mi21087-37712683-14612683-14624505(Top 92%)14089(Top 93%)14089(Top 267%)
24M24.00 mi1.00 mi21232-14512740-5712740-5723488(Top 88%)13572(Top 89%)13572(Top 257%)
40K24.85 mi0.85 mi21099+13312668+7212668+7217591(Top 66%)10846(Top 71%)10846(Top 205%)
25.2M25.20 mi0.35 mi21152-5312687-1912687-1923207(Top 87%)13407(Top 88%)13407(Top 254%)
Finish26.22 mi1.02 mi20940+21212581+10612581+10613719(Top 52%)9124(Top 60%)9124(Top 173%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

12590

Males

9348

M18-39

9348

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

13903

Males

9906

M18-39

9906

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

12590

Males

9348

M18-39

9348

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

15388

Males

10417

M18-39

10417

20K→Half

12.4 - 13.1 mi

Top 60%
×2story building
+19ft-37ft

Overall

16010

Males

10710

M18-39

10710

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

23527

Males

13818

M18-39

13818

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

21794

Males

12982

M18-39

12982

30K→20M

18.6 - 20.0 mi

Top 96%
×5story building
+64ft-50ft

Overall

25458

Males

14602

M18-39

14602

20M→21M

20.0 - 21.0 mi

Top 83%
×8story building
+106ft-24ft

Overall

21981

Males

12980

M18-39

12980

21M→35K

21.0 - 21.8 mi

Top 96%
×7story building
+17ft-86ft

Overall

25679

Males

14669

M18-39

14669

35K→23M

21.8 - 23.0 mi

Top 92%
×5story building
+23ft-63ft

Overall

24505

Males

14089

M18-39

14089

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

23488

Males

13572

M18-39

13572

24M→40K

24.0 - 24.9 mi

Top 66%
×1story
+6ft-20ft

Overall

17591

Males

10846

M18-39

10846

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

23207

Males

13407

M18-39

13407

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

13719

Males

9124

M18-39

9124

Passing Analysis

Category:
Athletes Passed
4611
Passed By
6081
Net Change
-1470
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19470
5K → 10K26444+2640#19470#16830
10K → 15K12965+1291#16830#15539
15K → 20K197141+56#15539#15483
20K → Half1643-27#15483#15510
Half → 25K22331-2329#15510#17839
25K → 30K251134-1109#17839#18948
30K → 20M61221-1215#18948#20163
20M → 21M36172-136#20163#20299
21M → 35K6417-411#20299#20710
35K → 23M14391-377#20710#21087
23M → 24M16161-145#21087#21232
24M → 40K1341+133#21232#21099
40K → 25.2M558-53#21099#21152
25.2M → Finish2142+212#21152#20940
TOTALS46116081-1470
📊

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