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BOSTON MARATHON 2023

Connor Welsh

Bib: 5737•M

AZ

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 19%
Gender (Male)
#0 / 15176
Top 31%
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
21:15
Rank: #5055
Start → 5K
21:15 | 6:50/mi
10K· 6.21 mi
42:25
Rank: #5188 (-133)
5K → 10K
21:10 | 6:49/mi
15K· 9.32 mi
1:03:19
Rank: #4938 (+250)
10K → 15K
20:54 | 6:44/mi
20K· 12.43 mi
1:25:23
Rank: #5486 (-548)
15K → 20K
22:04 | 7:06/mi
Half· 13.11 mi
1:29:56
Rank: #5434 (+52)
20K → Half
4:33 | 6:40/mi
25K· 15.53 mi
1:46:45
Rank: #5383 (+51)
Half → 25K
16:49 | 6:56/mi
30K· 18.64 mi
2:08:51
Rank: #5273 (+110)
25K → 30K
22:06 | 7:07/mi
20M
2:18:40
Rank: #5249 (+24)
30K → 20M
9:49 | 7:13/mi
21M
2:26:09
Rank: #5151 (+98)
20M → 21M
7:29 | 7:29/mi
35K· 21.75 mi
2:31:23
Rank: #5134 (+17)
21M → 35K
5:14 | 7:00/mi
23M
2:40:29
Rank: #5098 (+36)
35K → 23M
9:06 | 7:16/mi
24M
2:47:41
Rank: #5073 (+25)
23M → 24M
7:12 | 7:12/mi
40K· 24.85 mi
2:54:01
Rank: #5065 (+8)
24M → 40K
6:20 | 7:24/mi
25.2M
2:56:48
Rank: #5069 (-4)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:04:26
Rank: #5144 (-75)
25.2M → Finish
7:38 | 7:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:56
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:34:30
Pace7:13 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:4921:156:5021:15
6:50
-
10K
6.21 mi10:44:5942:256:5021:10
6:49
-0:01
15K
9.32 mi11:05:531:03:196:4820:54
6:44
-0:05
20K
12.43 mi11:27:571:25:236:5222:04
7:06
+0:22
Half
13.11 mi11:32:301:29:566:524:33
6:40
-0:26
25K
15.53 mi11:49:191:46:456:5216:49
6:56
+0:16
30K
18.64 mi12:11:252:08:516:5522:06
7:07
+0:11
20M
20.00 mi12:21:142:18:406:569:49
7:13
+0:06
21M
21.00 mi12:28:432:26:096:587:29
7:29
+0:16
35K
21.75 mi12:33:572:31:236:585:14
7:00
-0:29
23M
23.00 mi12:43:032:40:296:599:06
7:16
+0:16
24M
24.00 mi12:50:152:47:416:597:12
7:12
-0:04
40K
24.85 mi12:56:352:54:017:006:20
7:24
+0:12
25.2M
25.20 mi12:59:222:56:487:012:47
8:04
+0:40
Finish
26.22 mi13:07:003:04:267:027:38
7:29
-0:35

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

6:40 /mi

Average Pace

7:02 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:24:41

46% of race

Time at Steady Pace

1:15:31

41% of race

Time at Slower Pace

24:14

13% of race

Average Pace: 7:02 /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 mi10:23:4921:156:5021:15
6:50
#5055
10K
6.21 mi10:44:5942:256:5021:10
6:49
#5188
15K
9.32 mi11:05:531:03:196:4820:54
6:44
#4938
20K
12.43 mi11:27:571:25:236:5222:04
7:06
#5486
Half
13.11 mi11:32:301:29:566:524:33
6:40
#5434
25K
15.53 mi11:49:191:46:456:5216:49
6:56
#5383
30K
18.64 mi12:11:252:08:516:5522:06
7:07
#5273
20M
20.00 mi12:21:142:18:406:569:49
7:13
#5249
21M
21.00 mi12:28:432:26:096:587:29
7:29
#5151
35K
21.75 mi12:33:572:31:236:585:14
7:00
#5134
23M
23.00 mi12:43:032:40:296:599:06
7:16
#5098
24M
24.00 mi12:50:152:47:416:597:12
7:12
#5073
40K
24.85 mi12:56:352:54:017:006:20
7:24
#5065
25.2M
25.20 mi12:59:222:56:487:012:47
8:04
#5069
Finish
26.22 mi13:07:003:04:267:027:38
7:29
#5144
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5055469046904400(Top 17%)4119(Top 27%)4119(Top 78%)
10K6.21 mi3.10 mi5188-1334805-1154805-1155411(Top 20%)4988(Top 33%)4988(Top 94%)
15K9.32 mi3.11 mi4938+2504590+2154590+2154400(Top 17%)4119(Top 27%)4119(Top 78%)
20K12.43 mi3.11 mi5486-5485062-4725062-4726557(Top 25%)5879(Top 39%)5879(Top 111%)
Half13.11 mi0.68 mi5434+525023+395023+394094(Top 15%)3846(Top 25%)3846(Top 73%)
25K15.53 mi2.42 mi5383+514977+464977+465184(Top 19%)4782(Top 32%)4782(Top 90%)
30K18.64 mi3.11 mi5273+1104873+1044873+1045007(Top 19%)4600(Top 30%)4600(Top 87%)
20M20.00 mi1.36 mi5249+244849+244849+245225(Top 20%)4717(Top 31%)4717(Top 89%)
21M21.00 mi1.00 mi5151+984755+944755+944502(Top 17%)4104(Top 27%)4104(Top 78%)
35K21.75 mi0.75 mi5134+174735+204735+205298(Top 20%)4726(Top 31%)4726(Top 89%)
23M23.00 mi1.25 mi5098+364689+464689+465130(Top 19%)4557(Top 30%)4557(Top 86%)
24M24.00 mi1.00 mi5073+254664+254664+255730(Top 22%)4923(Top 32%)4923(Top 93%)
40K24.85 mi0.85 mi5065+84660+44660+46100(Top 23%)5074(Top 33%)5074(Top 96%)
25.2M25.20 mi0.35 mi5069-4466046606822(Top 26%)5454(Top 36%)5454(Top 103%)
Finish26.22 mi1.02 mi5144-754713-534713-538431(Top 32%)6407(Top 42%)6407(Top 121%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4400

Males

4119

M18-39

4119

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5411

Males

4988

M18-39

4988

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4400

Males

4119

M18-39

4119

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

6557

Males

5879

M18-39

5879

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

4094

Males

3846

M18-39

3846

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5184

Males

4782

M18-39

4782

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

5007

Males

4600

M18-39

4600

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5225

Males

4717

M18-39

4717

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4502

Males

4104

M18-39

4104

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5298

Males

4726

M18-39

4726

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5130

Males

4557

M18-39

4557

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

5730

Males

4923

M18-39

4923

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6100

Males

5074

M18-39

5074

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6822

Males

5454

M18-39

5454

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

8431

Males

6407

M18-39

6407

Passing Analysis

Category:
Athletes Passed
1241
Passed By
1330
Net Change
-89
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5055
5K → 10K138271-133#5055#5188
10K → 15K27727+250#5188#4938
15K → 20K23571-548#4938#5486
20K → Half531+52#5486#5434
Half → 25K10958+51#5434#5383
25K → 30K18272+110#5383#5273
30K → 20M7854+24#5273#5249
20M → 21M11214+98#5249#5151
21M → 35K4629+17#5151#5134
35K → 23M7943+36#5134#5098
23M → 24M5833+25#5098#5073
24M → 40K4638+8#5073#5065
40K → 25.2M1620-4#5065#5069
25.2M → Finish2499-75#5069#5144
TOTALS12411330-89
📊

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