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BOSTON MARATHON 2023

Robert Swennes

Bib: 6384•M

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 21%
Gender (Male)
#0 / 15176
Top 34%
Masters (Masters Men)
#0 / 9891
Top 19%
Division (M45-49)
#0 / 2252
Top 24%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:53
Rank: #6536
Start → 5K
21:53 | 7:03/mi
10K· 6.21 mi
43:39
Rank: #6654 (-118)
5K → 10K
21:46 | 7:00/mi
15K· 9.32 mi
1:05:41
Rank: #6770 (-116)
10K → 15K
22:02 | 7:06/mi
20K· 12.43 mi
1:27:49
Rank: #6744 (+26)
15K → 20K
22:08 | 7:07/mi
Half· 13.11 mi
1:32:37
Rank: #6739 (+5)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:49:57
Rank: #6656 (+83)
Half → 25K
17:20 | 7:09/mi
30K· 18.64 mi
2:12:22
Rank: #6416 (+240)
25K → 30K
22:25 | 7:13/mi
20M
2:22:06
Rank: #6266 (+150)
30K → 20M
9:44 | 7:10/mi
21M
2:29:37
Rank: #6135 (+131)
20M → 21M
7:31 | 7:31/mi
35K· 21.75 mi
2:34:52
Rank: #6092 (+43)
21M → 35K
5:15 | 7:01/mi
23M
2:43:52
Rank: #5956 (+136)
35K → 23M
9:00 | 7:11/mi
24M
2:50:46
Rank: #5822 (+134)
23M → 24M
6:54 | 6:54/mi
40K· 24.85 mi
2:56:52
Rank: #5735 (+87)
24M → 40K
6:06 | 7:08/mi
25.2M
2:59:28
Rank: #5691 (+44)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
3:06:38
Rank: #5618 (+73)
25.2M → Finish
7:10 | 7:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:37
Pace7:04 /mi
2nd Half
Distance13.11 mi
Time1:34:01
Pace7:10 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:3121:537:0321:53
7:03
-
10K
6.21 mi10:47:1743:397:0121:46
7:00
-0:03
15K
9.32 mi11:09:191:05:417:0322:02
7:06
+0:06
20K
12.43 mi11:31:271:27:497:0422:08
7:07
+0:01
Half
13.11 mi11:36:151:32:377:044:48
7:02
-0:05
25K
15.53 mi11:53:351:49:577:0517:20
7:09
+0:07
30K
18.64 mi12:16:002:12:227:0622:25
7:13
+0:04
20M
20.00 mi12:25:442:22:067:069:44
7:10
-0:03
21M
21.00 mi12:33:152:29:377:077:31
7:31
+0:21
35K
21.75 mi12:38:302:34:527:075:15
7:01
-0:30
23M
23.00 mi12:47:302:43:527:079:00
7:11
+0:10
24M
24.00 mi12:54:242:50:467:076:54
6:54
-0:17
40K
24.85 mi13:00:302:56:527:076:06
7:08
+0:14
25.2M
25.20 mi13:03:062:59:287:072:36
7:32
+0:24
Finish
26.22 mi13:10:163:06:387:077:10
7:02
-0:30

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

6:54 /mi

Average Pace

7:07 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:31

95% of race

Time at Steady Pace

10:07

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:07 /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 mi10:25:3121:537:0321:53
7:03
#6536
10K
6.21 mi10:47:1743:397:0121:46
7:00
#6654
15K
9.32 mi11:09:191:05:417:0322:02
7:06
#6770
20K
12.43 mi11:31:271:27:497:0422:08
7:07
#6744
Half
13.11 mi11:36:151:32:377:044:48
7:02
#6739
25K
15.53 mi11:53:351:49:577:0517:20
7:09
#6656
30K
18.64 mi12:16:002:12:227:0622:25
7:13
#6416
20M
20.00 mi12:25:442:22:067:069:44
7:10
#6266
21M
21.00 mi12:33:152:29:377:077:31
7:31
#6135
35K
21.75 mi12:38:302:34:527:075:15
7:01
#6092
23M
23.00 mi12:47:302:43:527:079:00
7:11
#5956
24M
24.00 mi12:54:242:50:467:076:54
6:54
#5822
40K
24.85 mi13:00:302:56:527:076:06
7:08
#5735
25.2M
25.20 mi13:03:062:59:287:072:36
7:32
#5691
Finish
26.22 mi13:10:163:06:387:077:10
7:02
#5618
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6536590959097129(Top 27%)6336(Top 42%)6336(Top 281%)
10K6.21 mi3.10 mi6654-1185996-875996-876881(Top 26%)6142(Top 40%)6142(Top 273%)
15K9.32 mi3.11 mi6770-1166081-856081-857129(Top 27%)6336(Top 42%)6336(Top 281%)
20K12.43 mi3.11 mi6744+266053+286053+286693(Top 25%)5977(Top 39%)5977(Top 265%)
Half13.11 mi0.68 mi6739+56051+26051+26839(Top 26%)6096(Top 40%)6096(Top 271%)
25K15.53 mi2.42 mi6656+835971+805971+806400(Top 24%)5720(Top 38%)5720(Top 254%)
30K18.64 mi3.11 mi6416+2405782+1895782+1895588(Top 21%)5063(Top 33%)5063(Top 225%)
20M20.00 mi1.36 mi6266+1505655+1275655+1274947(Top 19%)4494(Top 30%)4494(Top 200%)
21M21.00 mi1.00 mi6135+1315544+1115544+1114706(Top 18%)4248(Top 28%)4248(Top 189%)
35K21.75 mi0.75 mi6092+435504+405504+405503(Top 21%)4866(Top 32%)4866(Top 216%)
23M23.00 mi1.25 mi5956+1365385+1195385+1194761(Top 18%)4277(Top 28%)4277(Top 190%)
24M24.00 mi1.00 mi5822+1345274+1115274+1114210(Top 16%)3822(Top 25%)3822(Top 170%)
40K24.85 mi0.85 mi5735+875194+805194+804597(Top 17%)4048(Top 27%)4048(Top 180%)
25.2M25.20 mi0.35 mi5691+445154+405154+404205(Top 16%)3678(Top 24%)3678(Top 163%)
Finish26.22 mi1.02 mi5618+735088+665088+665458(Top 21%)4551(Top 30%)4551(Top 202%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21stories
+97ft-345ft

Overall

7129

Males

6336

M45-49

6336

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

6881

Males

6142

M45-49

6142

10K→15K

6.2 - 9.3 mi

Top 27%
×3stories
+67ft-78ft

Overall

7129

Males

6336

M45-49

6336

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

6693

Males

5977

M45-49

5977

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

6839

Males

6096

M45-49

6096

Half→25K

13.1 - 15.5 mi

Top 24%
×4stories
+66ft-88ft

Overall

6400

Males

5720

M45-49

5720

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5588

Males

5063

M45-49

5063

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

4947

Males

4494

M45-49

4494

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

4706

Males

4248

M45-49

4248

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

5503

Males

4866

M45-49

4866

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4761

Males

4277

M45-49

4277

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4210

Males

3822

M45-49

3822

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4597

Males

4048

M45-49

4048

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4205

Males

3678

M45-49

3678

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

5458

Males

4551

M45-49

4551

Passing Analysis

Category:
Athletes Passed
1596
Passed By
678
Net Change
+918
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6536
5K → 10K139257-118#6536#6654
10K → 15K75191-116#6654#6770
15K → 20K11084+26#6770#6744
20K → Half2217+5#6744#6739
Half → 25K12340+83#6739#6656
25K → 30K25515+240#6656#6416
30K → 20M1566+150#6416#6266
20M → 21M1376+131#6266#6135
21M → 35K5815+43#6135#6092
35K → 23M1459+136#6092#5956
23M → 24M1373+134#5956#5822
24M → 40K958+87#5822#5735
40K → 25.2M473+44#5735#5691
25.2M → Finish9724+73#5691#5618
TOTALS1596678+918
📊

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