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BOSTON MARATHON 2023

James Atkins

Bib: 5777•M

MA

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
21:13
Rank: #4936
Start → 5K
21:13 | 6:50/mi
10K· 6.21 mi
42:21
Rank: #5084 (-148)
5K → 10K
21:08 | 6:48/mi
15K· 9.32 mi
1:03:32
Rank: #5141 (-57)
10K → 15K
21:11 | 6:49/mi
20K· 12.43 mi
1:24:42
Rank: #4978 (+163)
15K → 20K
21:10 | 6:49/mi
Half· 13.11 mi
1:29:17
Rank: #4955 (+23)
20K → Half
4:35 | 6:43/mi
25K· 15.53 mi
1:45:40
Rank: #4719 (+236)
Half → 25K
16:23 | 6:45/mi
30K· 18.64 mi
2:07:00
Rank: #4412 (+307)
25K → 30K
21:20 | 6:52/mi
20M
2:16:32
Rank: #4388 (+24)
30K → 20M
9:32 | 7:01/mi
21M
2:23:37
Rank: #4212 (+176)
20M → 21M
7:05 | 7:05/mi
35K· 21.75 mi
2:28:55
Rank: #4285 (-73)
21M → 35K
5:18 | 7:05/mi
23M
2:37:49
Rank: #4281 (+4)
35K → 23M
8:54 | 7:06/mi
24M
2:44:34
Rank: #4251 (+30)
23M → 24M
6:45 | 6:45/mi
40K· 24.85 mi
2:50:34
Rank: #4211 (+40)
24M → 40K
6:00 | 7:01/mi
25.2M
2:52:57
Rank: #4151 (+60)
40K → 25.2M
2:23 | 6:54/mi
Finish· 26.22 mi
2:59:58
Rank: #4186 (-35)
25.2M → Finish
7:01 | 6:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:17
Pace6:49 /mi
2nd Half
Distance13.11 mi
Time1:30:41
Pace6:55 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:4821:136:5021:13
6:50
-
10K
6.21 mi10:44:5642:216:4921:08
6:48
-0:02
15K
9.32 mi11:06:071:03:326:4921:11
6:49
+0:01
20K
12.43 mi11:27:171:24:426:4921:10
6:49
0:00
Half
13.11 mi11:31:521:29:176:494:35
6:43
-0:06
25K
15.53 mi11:48:151:45:406:4816:23
6:45
+0:02
30K
18.64 mi12:09:352:07:006:4921:20
6:52
+0:07
20M
20.00 mi12:19:072:16:326:509:32
7:01
+0:09
21M
21.00 mi12:26:122:23:376:507:05
7:05
+0:04
35K
21.75 mi12:31:302:28:556:515:18
7:05
0:00
23M
23.00 mi12:40:242:37:496:528:54
7:06
+0:01
24M
24.00 mi12:47:092:44:346:516:45
6:45
-0:21
40K
24.85 mi12:53:092:50:346:526:00
7:01
+0:16
25.2M
25.20 mi12:55:322:52:576:522:23
6:54
-0:07
Finish
26.22 mi13:02:332:59:586:527:01
6:54
0:00

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

6:43 /mi

Average Pace

6:52 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:41

88% of race

Time at Steady Pace

21:17

12% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:52 /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 mi10:23:4821:136:5021:13
6:50
#4936
10K
6.21 mi10:44:5642:216:4921:08
6:48
#5084
15K
9.32 mi11:06:071:03:326:4921:11
6:49
#5141
20K
12.43 mi11:27:171:24:426:4921:10
6:49
#4978
Half
13.11 mi11:31:521:29:176:494:35
6:43
#4955
25K
15.53 mi11:48:151:45:406:4816:23
6:45
#4719
30K
18.64 mi12:09:352:07:006:4921:20
6:52
#4412
20M
20.00 mi12:19:072:16:326:509:32
7:01
#4388
21M
21.00 mi12:26:122:23:376:507:05
7:05
#4212
35K
21.75 mi12:31:302:28:556:515:18
7:05
#4285
23M
23.00 mi12:40:242:37:496:528:54
7:06
#4281
24M
24.00 mi12:47:092:44:346:516:45
6:45
#4251
40K
24.85 mi12:53:092:50:346:526:00
7:01
#4211
25.2M
25.20 mi12:55:322:52:576:522:23
6:54
#4151
Finish
26.22 mi13:02:332:59:586:527:01
6:54
#4186
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4936458245825280(Top 20%)4877(Top 32%)4877(Top 92%)
10K6.21 mi3.10 mi5084-1484711-1294711-1295310(Top 20%)4905(Top 32%)4905(Top 93%)
15K9.32 mi3.11 mi5141-574767-564767-565280(Top 20%)4877(Top 32%)4877(Top 92%)
20K12.43 mi3.11 mi4978+1634630+1374630+1374543(Top 17%)4232(Top 28%)4232(Top 80%)
Half13.11 mi0.68 mi4955+234610+204610+204502(Top 17%)4194(Top 28%)4194(Top 79%)
25K15.53 mi2.42 mi4719+2364396+2144396+2143803(Top 14%)3577(Top 24%)3577(Top 68%)
30K18.64 mi3.11 mi4412+3074122+2744122+2743444(Top 13%)3240(Top 21%)3240(Top 61%)
20M20.00 mi1.36 mi4388+244097+254097+254117(Top 15%)3807(Top 25%)3807(Top 72%)
21M21.00 mi1.00 mi4212+1763943+1543943+1542506(Top 9%)2364(Top 16%)2364(Top 45%)
35K21.75 mi0.75 mi4285-734008-654008-655881(Top 22%)5134(Top 34%)5134(Top 97%)
23M23.00 mi1.25 mi4281+44006+24006+24331(Top 16%)3950(Top 26%)3950(Top 75%)
24M24.00 mi1.00 mi4251+303978+283978+283386(Top 13%)3123(Top 21%)3123(Top 59%)
40K24.85 mi0.85 mi4211+403938+403938+403931(Top 15%)3534(Top 23%)3534(Top 67%)
25.2M25.20 mi0.35 mi4151+603884+543884+541398(Top 5%)1315(Top 9%)1315(Top 25%)
Finish26.22 mi1.02 mi4186-353913-293913-294590(Top 17%)3979(Top 26%)3979(Top 75%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5280

Males

4877

M18-39

4877

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5310

Males

4905

M18-39

4905

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5280

Males

4877

M18-39

4877

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4543

Males

4232

M18-39

4232

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4502

Males

4194

M18-39

4194

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3803

Males

3577

M18-39

3577

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3444

Males

3240

M18-39

3240

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4117

Males

3807

M18-39

3807

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2506

Males

2364

M18-39

2364

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

5881

Males

5134

M18-39

5134

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4331

Males

3950

M18-39

3950

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3386

Males

3123

M18-39

3123

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3931

Males

3534

M18-39

3534

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1398

Males

1315

M18-39

1315

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4590

Males

3979

M18-39

3979

Passing Analysis

Category:
Athletes Passed
1589
Passed By
839
Net Change
+750
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4936
5K → 10K134282-148#4936#5084
10K → 15K91148-57#5084#5141
15K → 20K19633+163#5141#4978
20K → Half329+23#4978#4955
Half → 25K24812+236#4955#4719
25K → 30K31811+307#4719#4412
30K → 20M7854+24#4412#4388
20M → 21M1793+176#4388#4212
21M → 35K1689-73#4212#4285
35K → 23M7470+4#4285#4281
23M → 24M5929+30#4281#4251
24M → 40K7131+40#4251#4211
40K → 25.2M600+60#4211#4151
25.2M → Finish3368-35#4151#4186
TOTALS1589839+750
📊

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