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BOSTON MARATHON 2023

Milo Sprague

Bib: 13547•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 44%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 49%
Division (M55-59)
#0 / 1422
Top 34%
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
7:39/mi
23:45
↑ 97↓ 3451.5%
10K· 6.21 mi
7:39/mi
47:31
↑ 79↓ 1380.4%
15K· 9.32 mi
7:49/mi
1:11:49
↑ 67↓ 78
20K· 12.43 mi
7:59/mi
1:36:38
↑ 106↓ 860.1%
Half· 13.11 mi
7:58/mi
1:42:04
↑ 19↓ 370.5%
25K· 15.53 mi
8:03/mi
2:01:36
↑ 66↓ 880.2%
30K· 18.64 mi
8:15/mi
2:27:13
↑ 181↓ 1480.2%
20M
8:17/mi
2:38:28
↑ 64↓ 500.2%
21M
8:32/mi
2:47:00
↑ 106↓ 241.6%
35K· 21.75 mi
7:51/mi
2:52:52
↑ 17↓ 861.7%
23M
8:13/mi
3:03:09
↑ 23↓ 630.6%
24M
7:48/mi
3:10:57
↓ 821.3%
40K· 24.85 mi
7:56/mi
3:17:44
↓ 200.3%
25.2M
8:39/mi
3:20:43
↑ 13↓ 160.2%
Finish· 26.22 mi
7:43/mi
3:28:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:04
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time1:46:31
Pace8:08 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3323:457:3923:45
7:39
-
10K
6.21 mi11:16:1947:317:3923:46
7:39
0:00
15K
9.32 mi11:40:371:11:497:4224:18
7:49
+0:10
20K
12.43 mi12:05:261:36:387:4724:49
7:59
+0:10
Half
13.11 mi12:10:521:42:047:475:26
7:58
-0:01
25K
15.53 mi12:30:242:01:367:5019:32
8:03
+0:05
30K
18.64 mi12:56:012:27:137:5425:37
8:15
+0:12
20M
20.00 mi13:07:162:38:287:5511:15
8:17
+0:02
21M
21.00 mi13:15:482:47:007:578:32
8:32
+0:15
35K
21.75 mi13:21:402:52:527:575:52
7:51
-0:41
23M
23.00 mi13:31:573:03:097:5810:17
8:13
+0:22
24M
24.00 mi13:39:453:10:577:577:48
7:48
-0:25
40K
24.85 mi13:46:323:17:447:576:47
7:56
+0:08
25.2M
25.20 mi13:49:313:20:437:582:59
8:39
+0:43
Finish
26.22 mi13:57:233:28:357:587:52
7:43
-0:56

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

7:39 /mi

Average Pace

7:58 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:17:04

94% of race

Time at Steady Pace

11:31

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:57 /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 mi10:52:3323:457:3923:45
7:39
#10995
10K
6.21 mi11:16:1947:317:3923:46
7:39
#11338
15K
9.32 mi11:40:371:11:497:4224:18
7:49
#11842
20K
12.43 mi12:05:261:36:387:4724:49
7:59
#12179
Half
13.11 mi12:10:521:42:047:475:26
7:58
#12290
25K
15.53 mi12:30:242:01:367:5019:32
8:03
#12429
30K
18.64 mi12:56:012:27:137:5425:37
8:15
#12439
20M
20.00 mi13:07:162:38:287:5511:15
8:17
#12410
21M
21.00 mi13:15:482:47:007:578:32
8:32
#12280
35K
21.75 mi13:21:402:52:527:575:52
7:51
#12222
23M
23.00 mi13:31:573:03:097:5810:17
8:13
#12165
24M
24.00 mi13:39:453:10:577:577:48
7:48
#12051
40K
24.85 mi13:46:323:17:447:576:47
7:56
#11938
25.2M
25.20 mi13:49:313:20:437:582:59
8:39
#11900
Finish
26.22 mi13:57:233:28:357:587:52
7:43
#11816
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi109958652865212930(Top 49%)9478(Top 62%)9478(Top 667%)
10K6.21 mi3.10 mi11338-3438809-1578809-15711814(Top 44%)9024(Top 59%)9024(Top 635%)
15K9.32 mi3.11 mi11842-5049019-2109019-21012930(Top 49%)9478(Top 62%)9478(Top 667%)
20K12.43 mi3.11 mi12179-3379138-1199138-11913335(Top 50%)9586(Top 63%)9586(Top 674%)
Half13.11 mi0.68 mi12290-1119180-429180-4214178(Top 53%)9952(Top 66%)9952(Top 700%)
25K15.53 mi2.42 mi12429-1399228-489228-4813223(Top 50%)9441(Top 62%)9441(Top 664%)
30K18.64 mi3.11 mi12439-109204+249204+2412669(Top 48%)9081(Top 60%)9081(Top 639%)
20M20.00 mi1.36 mi12410+299174+309174+3012264(Top 46%)8803(Top 58%)8803(Top 619%)
21M21.00 mi1.00 mi12280+1309099+759099+7510720(Top 40%)7962(Top 52%)7962(Top 560%)
35K21.75 mi0.75 mi12222+589051+489051+4811038(Top 41%)8112(Top 53%)8112(Top 570%)
23M23.00 mi1.25 mi12165+578998+538998+5311325(Top 43%)8128(Top 54%)8128(Top 572%)
24M24.00 mi1.00 mi12051+1148926+728926+729859(Top 37%)7306(Top 48%)7306(Top 514%)
40K24.85 mi0.85 mi11938+1138856+708856+709664(Top 36%)7145(Top 47%)7145(Top 502%)
25.2M25.20 mi0.35 mi11900+388836+208836+2010606(Top 40%)7565(Top 50%)7565(Top 532%)
Finish26.22 mi1.02 mi11816+848779+578779+5710157(Top 38%)7359(Top 48%)7359(Top 518%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21story building
+97ft-345ft

Overall

12930

Males

9478

M55-59

9478

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

11814

Males

9024

M55-59

9024

10K→15K

6.2 - 9.3 mi

Top 49%
×3story building
+67ft-78ft

Overall

12930

Males

9478

M55-59

9478

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

13335

Males

9586

M55-59

9586

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

14178

Males

9952

M55-59

9952

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

13223

Males

9441

M55-59

9441

25K→30K

15.5 - 18.6 mi

Top 48%
×9story building
+181ft-148ft

Overall

12669

Males

9081

M55-59

9081

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

12264

Males

8803

M55-59

8803

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

10720

Males

7962

M55-59

7962

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

11038

Males

8112

M55-59

8112

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

11325

Males

8128

M55-59

8128

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

9859

Males

7306

M55-59

7306

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

9664

Males

7145

M55-59

7145

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10606

Males

7565

M55-59

7565

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

10157

Males

7359

M55-59

7359

Passing Analysis

Category:
Athletes Passed
1487
Passed By
2308
Net Change
-821
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10995
5K → 10K163506-343#10995#11338
10K → 15K61565-504#11338#11842
15K → 20K76413-337#11842#12179
20K → Half6117-111#12179#12290
Half → 25K88227-139#12290#12429
25K → 30K200210-10#12429#12439
30K → 20M10677+29#12439#12410
20M → 21M16636+130#12410#12280
21M → 35K7113+58#12280#12222
35K → 23M11760+57#12222#12165
23M → 24M13420+114#12165#12051
24M → 40K13017+113#12051#11938
40K → 25.2M5113+38#11938#11900
25.2M → Finish11834+84#11900#11816
TOTALS14872308-821
📊

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