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BOSTON MARATHON 2023

Daniel Ellam

Bib: 5579•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 12%
Division (M18-39)
#0 / 5285
Top 27%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:20
Rank: #2515
Start → 5K
20:20 | 6:33/mi
10K· 6.21 mi
40:23
Rank: #2480 (+35)
5K → 10K
20:03 | 6:27/mi
15K· 9.32 mi
1:00:08
Rank: #2268 (+212)
10K → 15K
19:45 | 6:21/mi
20K· 12.43 mi
1:20:31
Rank: #2339 (-71)
15K → 20K
20:23 | 6:34/mi
Half· 13.11 mi
1:24:51
Rank: #2315 (+24)
20K → Half
4:20 | 6:21/mi
25K· 15.53 mi
1:40:18
Rank: #2178 (+137)
Half → 25K
15:27 | 6:22/mi
30K· 18.64 mi
2:00:54
Rank: #2146 (+32)
25K → 30K
20:36 | 6:38/mi
20M
2:10:00
Rank: #2137 (+9)
30K → 20M
9:06 | 6:42/mi
21M
2:16:59
Rank: #2114 (+23)
20M → 21M
6:59 | 6:59/mi
35K· 21.75 mi
2:21:42
Rank: #2081 (+33)
21M → 35K
4:43 | 6:18/mi
23M
2:29:55
Rank: #2020 (+61)
35K → 23M
8:13 | 6:34/mi
24M
2:36:16
Rank: #1978 (+42)
23M → 24M
6:21 | 6:21/mi
40K· 24.85 mi
2:41:45
Rank: #1924 (+54)
24M → 40K
5:29 | 6:25/mi
25.2M
2:44:07
Rank: #1898 (+26)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:50:35
Rank: #1874 (+24)
25.2M → Finish
6:28 | 6:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:51
Pace6:28 /mi
2nd Half
Distance13.11 mi
Time1:25:44
Pace6:32 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:0220:206:3320:20
6:33
-
10K
6.21 mi10:43:0540:236:3020:03
6:27
-0:06
15K
9.32 mi11:02:501:00:086:2719:45
6:21
-0:06
20K
12.43 mi11:23:131:20:316:2920:23
6:34
+0:13
Half
13.11 mi11:27:331:24:516:284:20
6:21
-0:13
25K
15.53 mi11:43:001:40:186:2715:27
6:22
+0:01
30K
18.64 mi12:03:362:00:546:2920:36
6:38
+0:16
20M
20.00 mi12:12:422:10:006:309:06
6:42
+0:04
21M
21.00 mi12:19:412:16:596:316:59
6:59
+0:17
35K
21.75 mi12:24:242:21:426:314:43
6:18
-0:41
23M
23.00 mi12:32:372:29:556:318:13
6:34
+0:16
24M
24.00 mi12:38:582:36:166:316:21
6:21
-0:13
40K
24.85 mi12:44:272:41:456:305:29
6:25
+0:04
25.2M
25.20 mi12:46:492:44:076:312:22
6:52
+0:27
Finish
26.22 mi12:53:172:50:356:316:28
6:21
-0:31

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

6:31 /mi

Slowest Pace

6:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:36

96% of race

Time at Steady Pace

6:59

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:30 /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 mi10:23:0220:206:3320:20
6:33
#2515
10K
6.21 mi10:43:0540:236:3020:03
6:27
#2480
15K
9.32 mi11:02:501:00:086:2719:45
6:21
#2268
20K
12.43 mi11:23:131:20:316:2920:23
6:34
#2339
Half
13.11 mi11:27:331:24:516:284:20
6:21
#2315
25K
15.53 mi11:43:001:40:186:2715:27
6:22
#2178
30K
18.64 mi12:03:362:00:546:2920:36
6:38
#2146
20M
20.00 mi12:12:422:10:006:309:06
6:42
#2137
21M
21.00 mi12:19:412:16:596:316:59
6:59
#2114
35K
21.75 mi12:24:242:21:426:314:43
6:18
#2081
23M
23.00 mi12:32:372:29:556:318:13
6:34
#2020
24M
24.00 mi12:38:582:36:166:316:21
6:21
#1978
40K
24.85 mi12:44:272:41:456:305:29
6:25
#1924
25.2M
25.20 mi12:46:492:44:076:312:22
6:52
#1898
Finish
26.22 mi12:53:172:50:356:316:28
6:21
#1874
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2515240024001901(Top 7%)1821(Top 12%)1821(Top 34%)
10K6.21 mi3.10 mi2480+352365+352365+352500(Top 9%)2389(Top 16%)2389(Top 45%)
15K9.32 mi3.11 mi2268+2122172+1932172+1931901(Top 7%)1821(Top 12%)1821(Top 34%)
20K12.43 mi3.11 mi2339-712243-712243-712609(Top 10%)2495(Top 16%)2495(Top 47%)
Half13.11 mi0.68 mi2315+242219+242219+241992(Top 7%)1915(Top 13%)1915(Top 36%)
25K15.53 mi2.42 mi2178+1372089+1302089+1301616(Top 6%)1546(Top 10%)1546(Top 29%)
30K18.64 mi3.11 mi2146+322059+302059+302088(Top 8%)1995(Top 13%)1995(Top 38%)
20M20.00 mi1.36 mi2137+92048+112048+112241(Top 8%)2130(Top 14%)2130(Top 40%)
21M21.00 mi1.00 mi2114+232026+222026+222063(Top 8%)1949(Top 13%)1949(Top 37%)
35K21.75 mi0.75 mi2081+331996+301996+301600(Top 6%)1520(Top 10%)1520(Top 29%)
23M23.00 mi1.25 mi2020+611936+601936+601652(Top 6%)1570(Top 10%)1570(Top 30%)
24M24.00 mi1.00 mi1978+421895+411895+411515(Top 6%)1434(Top 9%)1434(Top 27%)
40K24.85 mi0.85 mi1924+541840+551840+551253(Top 5%)1181(Top 8%)1181(Top 22%)
25.2M25.20 mi0.35 mi1898+261814+261814+261333(Top 5%)1263(Top 8%)1263(Top 24%)
Finish26.22 mi1.02 mi1874+241791+231791+231798(Top 7%)1682(Top 11%)1682(Top 32%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1901

Males

1821

M18-39

1821

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2500

Males

2389

M18-39

2389

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1901

Males

1821

M18-39

1821

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2609

Males

2495

M18-39

2495

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1992

Males

1915

M18-39

1915

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1616

Males

1546

M18-39

1546

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2088

Males

1995

M18-39

1995

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2241

Males

2130

M18-39

2130

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2063

Males

1949

M18-39

1949

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1600

Males

1520

M18-39

1520

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1652

Males

1570

M18-39

1570

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1515

Males

1434

M18-39

1434

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1253

Males

1181

M18-39

1181

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1333

Males

1263

M18-39

1263

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1798

Males

1682

M18-39

1682

Passing Analysis

Category:
Athletes Passed
1037
Passed By
396
Net Change
+641
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2515
5K → 10K160125+35#2515#2480
10K → 15K2175+212#2480#2268
15K → 20K42113-71#2268#2339
20K → Half262+24#2339#2315
Half → 25K1458+137#2315#2178
25K → 30K8351+32#2178#2146
30K → 20M3425+9#2146#2137
20M → 21M4219+23#2137#2114
21M → 35K374+33#2114#2081
35K → 23M7514+61#2081#2020
23M → 24M486+42#2020#1978
24M → 40K606+54#1978#1924
40K → 25.2M271+26#1924#1898
25.2M → Finish4117+24#1898#1874
TOTALS1037396+641
📊

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