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BOSTON MARATHON 2023

Andrew Siegmund

Bib: 5209•M

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 16%
Gender (Male)
#0 / 15176
Top 26%
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
21:14
Rank: #4991
Start → 5K
21:14 | 6:50/mi
10K· 6.21 mi
42:09
Rank: #4825 (+166)
5K → 10K
20:55 | 6:44/mi
15K· 9.32 mi
1:03:32
Rank: #5142 (-317)
10K → 15K
21:23 | 6:53/mi
20K· 12.43 mi
1:24:34
Rank: #4896 (+246)
15K → 20K
21:02 | 6:46/mi
Half· 13.11 mi
1:29:12
Rank: #4902 (-6)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:45:47
Rank: #4789 (+113)
Half → 25K
16:35 | 6:50/mi
30K· 18.64 mi
2:07:22
Rank: #4604 (+185)
25K → 30K
21:35 | 6:57/mi
20M
2:17:06
Rank: #4630 (-26)
30K → 20M
9:44 | 7:10/mi
21M
2:24:44
Rank: #4678 (-48)
20M → 21M
7:38 | 7:38/mi
35K· 21.75 mi
2:29:49
Rank: #4639 (+39)
21M → 35K
5:05 | 6:48/mi
23M
2:38:43
Rank: #4592 (+47)
35K → 23M
8:54 | 7:06/mi
24M
2:45:26
Rank: #4508 (+84)
23M → 24M
6:43 | 6:43/mi
40K· 24.85 mi
2:51:30
Rank: #4475 (+33)
24M → 40K
6:04 | 7:06/mi
25.2M
2:54:00
Rank: #4433 (+42)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
3:00:25
Rank: #4288 (+145)
25.2M → Finish
6:25 | 6:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:12
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:31:13
Pace6:57 /mi
📊Positive Split: 2.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5021:146:5021:14
6:50
-
10K
6.21 mi10:44:4542:096:4720:55
6:44
-0:06
15K
9.32 mi11:06:081:03:326:4921:23
6:53
+0:09
20K
12.43 mi11:27:101:24:346:4821:02
6:46
-0:07
Half
13.11 mi11:31:481:29:126:484:38
6:47
+0:01
25K
15.53 mi11:48:231:45:476:4916:35
6:50
+0:03
30K
18.64 mi12:09:582:07:226:5021:35
6:57
+0:07
20M
20.00 mi12:19:422:17:066:519:44
7:10
+0:13
21M
21.00 mi12:27:202:24:446:547:38
7:38
+0:28
35K
21.75 mi12:32:252:29:496:535:05
6:48
-0:50
23M
23.00 mi12:41:192:38:436:548:54
7:06
+0:18
24M
24.00 mi12:48:022:45:266:546:43
6:43
-0:23
40K
24.85 mi12:54:062:51:306:546:04
7:06
+0:23
25.2M
25.20 mi12:56:362:54:006:542:30
7:15
+0:09
Finish
26.22 mi13:03:013:00:256:536:25
6:18
-0:57

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

6:18 /mi

Average Pace

6:53 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

6:25

4% of race

Time at Steady Pace

2:19:10

77% of race

Time at Slower Pace

34:50

19% of race

Average Pace: 6:53 /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 mi10:23:5021:146:5021:14
6:50
#4991
10K
6.21 mi10:44:4542:096:4720:55
6:44
#4825
15K
9.32 mi11:06:081:03:326:4921:23
6:53
#5142
20K
12.43 mi11:27:101:24:346:4821:02
6:46
#4896
Half
13.11 mi11:31:481:29:126:484:38
6:47
#4902
25K
15.53 mi11:48:231:45:476:4916:35
6:50
#4789
30K
18.64 mi12:09:582:07:226:5021:35
6:57
#4604
20M
20.00 mi12:19:422:17:066:519:44
7:10
#4630
21M
21.00 mi12:27:202:24:446:547:38
7:38
#4678
35K
21.75 mi12:32:252:29:496:535:05
6:48
#4639
23M
23.00 mi12:41:192:38:436:548:54
7:06
#4592
24M
24.00 mi12:48:022:45:266:546:43
6:43
#4508
40K
24.85 mi12:54:062:51:306:546:04
7:06
#4475
25.2M
25.20 mi12:56:362:54:006:542:30
7:15
#4433
Finish
26.22 mi13:03:013:00:256:536:25
6:18
#4288
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4991463346335815(Top 22%)5313(Top 35%)5313(Top 101%)
10K6.21 mi3.10 mi4825+1664487+1464487+1464652(Top 17%)4336(Top 29%)4336(Top 82%)
15K9.32 mi3.11 mi5142-3174768-2814768-2815815(Top 22%)5313(Top 35%)5313(Top 101%)
20K12.43 mi3.11 mi4896+2464560+2084560+2084169(Top 16%)3908(Top 26%)3908(Top 74%)
Half13.11 mi0.68 mi4902-6456045605135(Top 19%)4745(Top 31%)4745(Top 90%)
25K15.53 mi2.42 mi4789+1134458+1024458+1024497(Top 17%)4189(Top 28%)4189(Top 79%)
30K18.64 mi3.11 mi4604+1854293+1654293+1653993(Top 15%)3732(Top 25%)3732(Top 71%)
20M20.00 mi1.36 mi4630-264317-244317-244905(Top 18%)4460(Top 29%)4460(Top 84%)
21M21.00 mi1.00 mi4678-484357-404357-405241(Top 20%)4637(Top 31%)4637(Top 88%)
35K21.75 mi0.75 mi4639+394319+384319+384160(Top 16%)3810(Top 25%)3810(Top 72%)
23M23.00 mi1.25 mi4592+474273+464273+464335(Top 16%)3954(Top 26%)3954(Top 75%)
24M24.00 mi1.00 mi4508+844204+694204+693224(Top 12%)2990(Top 20%)2990(Top 57%)
40K24.85 mi0.85 mi4475+334170+344170+344329(Top 16%)3845(Top 25%)3845(Top 73%)
25.2M25.20 mi0.35 mi4433+424133+374133+372763(Top 10%)2549(Top 17%)2549(Top 48%)
Finish26.22 mi1.02 mi4288+1454000+1334000+1331644(Top 6%)1549(Top 10%)1549(Top 29%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

5815

Males

5313

M18-39

5313

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4652

Males

4336

M18-39

4336

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

5815

Males

5313

M18-39

5313

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4169

Males

3908

M18-39

3908

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5135

Males

4745

M18-39

4745

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4497

Males

4189

M18-39

4189

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3993

Males

3732

M18-39

3732

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4905

Males

4460

M18-39

4460

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5241

Males

4637

M18-39

4637

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4160

Males

3810

M18-39

3810

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4335

Males

3954

M18-39

3954

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3224

Males

2990

M18-39

2990

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4329

Males

3845

M18-39

3845

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2763

Males

2549

M18-39

2549

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1644

Males

1549

M18-39

1549

Passing Analysis

Category:
Athletes Passed
1596
Passed By
893
Net Change
+703
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4991
5K → 10K298132+166#4991#4825
10K → 15K35352-317#4825#5142
15K → 20K26317+246#5142#4896
20K → Half1521-6#4896#4902
Half → 25K15239+113#4902#4789
25K → 30K23954+185#4789#4604
30K → 20M5783-26#4604#4630
20M → 21M4290-48#4630#4678
21M → 35K5617+39#4678#4639
35K → 23M8942+47#4639#4592
23M → 24M9511+84#4592#4508
24M → 40K6229+33#4508#4475
40K → 25.2M442+42#4475#4433
25.2M → Finish1494+145#4433#4288
TOTALS1596893+703
📊

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