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BOSTON MARATHON 2023

Steven Anderson

Bib: 1608•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 5%
Gender (Male)
#0 / 15176
Top 8%
Division (M18-39)
#0 / 5285
Top 20%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:09
Rank: #1062
Start → 5K
19:09 | 6:10/mi
10K· 6.21 mi
38:24
Rank: #1159 (-97)
5K → 10K
19:15 | 6:12/mi
15K· 9.32 mi
57:44
Rank: #1181 (-22)
10K → 15K
19:20 | 6:13/mi
20K· 12.43 mi
1:17:01
Rank: #1148 (+33)
15K → 20K
19:17 | 6:12/mi
Half· 13.11 mi
1:21:16
Rank: #1156 (-8)
20K → Half
4:15 | 6:14/mi
25K· 15.53 mi
1:36:22
Rank: #1140 (+16)
Half → 25K
15:06 | 6:14/mi
30K· 18.64 mi
1:56:11
Rank: #1123 (+17)
25K → 30K
19:49 | 6:23/mi
20M
2:04:48
Rank: #1093 (+30)
30K → 20M
8:37 | 6:20/mi
21M
2:11:42
Rank: #1099 (-6)
20M → 21M
6:54 | 6:54/mi
35K· 21.75 mi
2:16:21
Rank: #1089 (+10)
21M → 35K
4:39 | 6:13/mi
23M
2:24:47
Rank: #1130 (-41)
35K → 23M
8:26 | 6:44/mi
24M
2:31:30
Rank: #1179 (-49)
23M → 24M
6:43 | 6:43/mi
40K· 24.85 mi
2:37:29
Rank: #1246 (-67)
24M → 40K
5:59 | 7:00/mi
25.2M
2:40:09
Rank: #1280 (-34)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
2:46:58
Rank: #1320 (-40)
25.2M → Finish
6:49 | 6:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:16
Pace6:12 /mi
2nd Half
Distance13.11 mi
Time1:25:42
Pace6:32 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3619:096:1019:09
6:10
-
10K
6.21 mi10:38:5138:246:1119:15
6:12
+0:02
15K
9.32 mi10:58:1157:446:1219:20
6:13
+0:01
20K
12.43 mi11:17:281:17:016:1219:17
6:12
-0:01
Half
13.11 mi11:21:431:21:166:124:15
6:14
+0:02
25K
15.53 mi11:36:491:36:226:1215:06
6:14
0:00
30K
18.64 mi11:56:381:56:116:1419:49
6:23
+0:09
20M
20.00 mi12:05:152:04:486:148:37
6:20
-0:03
21M
21.00 mi12:12:092:11:426:166:54
6:54
+0:34
35K
21.75 mi12:16:482:16:216:164:39
6:13
-0:41
23M
23.00 mi12:25:142:24:476:188:26
6:44
+0:31
24M
24.00 mi12:31:572:31:306:196:43
6:43
-0:01
40K
24.85 mi12:37:562:37:296:205:59
7:00
+0:17
25.2M
25.20 mi12:40:362:40:096:212:40
7:44
+0:44
Finish
26.22 mi12:47:252:46:586:226:49
6:41
-1:03

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

6:10 /mi

Average Pace

6:22 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:09:27

78% of race

Time at Slower Pace

37:31

22% of race

Average Pace: 6:22 /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 mi10:19:3619:096:1019:09
6:10
#1062
10K
6.21 mi10:38:5138:246:1119:15
6:12
#1159
15K
9.32 mi10:58:1157:446:1219:20
6:13
#1181
20K
12.43 mi11:17:281:17:016:1219:17
6:12
#1148
Half
13.11 mi11:21:431:21:166:124:15
6:14
#1156
25K
15.53 mi11:36:491:36:226:1215:06
6:14
#1140
30K
18.64 mi11:56:381:56:116:1419:49
6:23
#1123
20M
20.00 mi12:05:152:04:486:148:37
6:20
#1093
21M
21.00 mi12:12:092:11:426:166:54
6:54
#1099
35K
21.75 mi12:16:482:16:216:164:39
6:13
#1089
23M
23.00 mi12:25:142:24:476:188:26
6:44
#1130
24M
24.00 mi12:31:572:31:306:196:43
6:43
#1179
40K
24.85 mi12:37:562:37:296:205:59
7:00
#1246
25.2M
25.20 mi12:40:362:40:096:212:40
7:44
#1280
Finish
26.22 mi12:47:252:46:586:226:49
6:41
#1320
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1062100410041330(Top 5%)1267(Top 8%)1267(Top 24%)
10K6.21 mi3.10 mi1159-971096-921096-921355(Top 5%)1291(Top 9%)1291(Top 24%)
15K9.32 mi3.11 mi1181-221121-251121-251330(Top 5%)1267(Top 8%)1267(Top 24%)
20K12.43 mi3.11 mi1148+331092+291092+291069(Top 4%)1018(Top 7%)1018(Top 19%)
Half13.11 mi0.68 mi1156-81100-81100-81542(Top 6%)1477(Top 10%)1477(Top 28%)
25K15.53 mi2.42 mi1140+161085+151085+151077(Top 4%)1026(Top 7%)1026(Top 19%)
30K18.64 mi3.11 mi1123+171071+141071+141156(Top 4%)1101(Top 7%)1101(Top 21%)
20M20.00 mi1.36 mi1093+301041+301041+30987(Top 4%)943(Top 6%)943(Top 18%)
21M21.00 mi1.00 mi1099-61046-51046-51782(Top 7%)1694(Top 11%)1694(Top 32%)
35K21.75 mi0.75 mi1089+101036+101036+101329(Top 5%)1259(Top 8%)1259(Top 24%)
23M23.00 mi1.25 mi1130-411078-421078-422351(Top 9%)2208(Top 15%)2208(Top 42%)
24M24.00 mi1.00 mi1179-491125-471125-473243(Top 12%)2998(Top 20%)2998(Top 57%)
40K24.85 mi0.85 mi1246-671189-641189-643892(Top 15%)3495(Top 23%)3495(Top 66%)
25.2M25.20 mi0.35 mi1280-341219-301219-305172(Top 19%)4353(Top 29%)4353(Top 82%)
Finish26.22 mi1.02 mi1320-401256-371256-373503(Top 13%)3129(Top 21%)3129(Top 59%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1330

Males

1267

M18-39

1267

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1355

Males

1291

M18-39

1291

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1330

Males

1267

M18-39

1267

15K→20K

9.3 - 12.4 mi

Top 4%
×5stories
+106ft-86ft

Overall

1069

Males

1018

M18-39

1018

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1542

Males

1477

M18-39

1477

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1077

Males

1026

M18-39

1026

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1156

Males

1101

M18-39

1101

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

987

Males

943

M18-39

943

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1782

Males

1694

M18-39

1694

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1329

Males

1259

M18-39

1259

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2351

Males

2208

M18-39

2208

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3243

Males

2998

M18-39

2998

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3892

Males

3495

M18-39

3495

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

5172

Males

4353

M18-39

4353

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3503

Males

3129

M18-39

3129

Passing Analysis

Category:
Athletes Passed
274
Passed By
532
Net Change
-258
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1062
5K → 10K21118-97#1062#1159
10K → 15K2648-22#1159#1181
15K → 20K4613+33#1181#1148
20K → Half210-8#1148#1156
Half → 25K3216+16#1156#1140
25K → 30K4629+17#1140#1123
30K → 20M344+30#1123#1093
20M → 21M2026-6#1093#1099
21M → 35K155+10#1099#1089
35K → 23M950-41#1089#1130
23M → 24M756-49#1130#1179
24M → 40K370-67#1179#1246
40K → 25.2M236-34#1246#1280
25.2M → Finish1151-40#1280#1320
TOTALS274532-258
📊

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