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BOSTON MARATHON 2023

Robert Phelan

Bib: 32003•M

IL

Masters
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0:00
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Age Group (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
34:18
Rank: #25737
Start → 5K
34:18 | 11:02/mi
10K· 6.21 mi
1:09:07
Rank: #25748 (-11)
5K → 10K
34:49 | 11:12/mi
15K· 9.32 mi
1:44:18
Rank: #25683 (+65)
10K → 15K
35:11 | 11:19/mi
20K· 12.43 mi
2:19:04
Rank: #25465 (+218)
15K → 20K
34:46 | 11:11/mi
Half· 13.11 mi
2:26:35
Rank: #25440 (+25)
20K → Half
7:31 | 11:01/mi
25K· 15.53 mi
2:53:53
Rank: #25262 (+178)
Half → 25K
27:18 | 11:16/mi
30K· 18.64 mi
3:29:29
Rank: #25017 (+245)
25K → 30K
35:36 | 11:28/mi
20M
3:45:04
Rank: #24916 (+101)
30K → 20M
15:35 | 11:28/mi
21M
3:58:24
Rank: #24888 (+28)
20M → 21M
13:20 | 13:20/mi
35K· 21.75 mi
4:06:39
Rank: #24842 (+46)
21M → 35K
8:15 | 11:02/mi
23M
4:20:58
Rank: #24779 (+63)
35K → 23M
14:19 | 11:26/mi
24M
4:31:58
Rank: #24717 (+62)
23M → 24M
11:00 | 11:00/mi
40K· 24.85 mi
4:41:54
Rank: #24668 (+49)
24M → 40K
9:56 | 11:37/mi
25.2M
4:46:19
Rank: #24664 (+4)
40K → 25.2M
4:25 | 12:48/mi
Finish· 26.22 mi
4:57:22
Rank: #24652 (+12)
25.2M → Finish
11:03 | 10:51/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.11 mi
Time2:26:35
Pace11:11 /mi
2nd Half
Distance13.11 mi
Time2:30:47
Pace11:30 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:4534:1811:0234:18
11:02
-
10K
6.21 mi12:29:341:09:0711:0734:49
11:12
+0:10
15K
9.32 mi13:04:451:44:1811:1135:11
11:19
+0:07
20K
12.43 mi13:39:312:19:0411:1134:46
11:11
-0:08
Half
13.11 mi13:47:022:26:3511:117:31
11:01
-0:10
25K
15.53 mi14:14:202:53:5311:1227:18
11:16
+0:15
30K
18.64 mi14:49:563:29:2911:1435:36
11:28
+0:12
20M
20.00 mi15:05:313:45:0411:1515:35
11:28
0:00
21M
21.00 mi15:18:513:58:2411:2113:20
13:20
+1:52
35K
21.75 mi15:27:064:06:3911:208:15
11:02
-2:18
23M
23.00 mi15:41:254:20:5811:2114:19
11:26
+0:24
24M
24.00 mi15:52:254:31:5811:2011:00
11:00
-0:26
40K
24.85 mi16:02:214:41:5411:219:56
11:37
+0:37
25.2M
25.20 mi16:06:464:46:1911:224:25
12:48
+1:11
Finish
26.22 mi16:17:494:57:2211:2111:03
10:51
-1:57

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

10:51 /mi

Average Pace

11:21 /mi

Slowest Pace

13:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

11:03

4% of race

Time at Steady Pace

4:18:38

87% of race

Time at Slower Pace

27:41

9% of race

Average Pace: 11:20 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:54:4534:1811:0234:18
11:02
#25737
10K
6.21 mi12:29:341:09:0711:0734:49
11:12
#25748
15K
9.32 mi13:04:451:44:1811:1135:11
11:19
#25683
20K
12.43 mi13:39:312:19:0411:1134:46
11:11
#25465
Half
13.11 mi13:47:022:26:3511:117:31
11:01
#25440
25K
15.53 mi14:14:202:53:5311:1227:18
11:16
#25262
30K
18.64 mi14:49:563:29:2911:1435:36
11:28
#25017
20M
20.00 mi15:05:313:45:0411:1515:35
11:28
#24916
21M
21.00 mi15:18:513:58:2411:2113:20
13:20
#24888
35K
21.75 mi15:27:064:06:3911:208:15
11:02
#24842
23M
23.00 mi15:41:254:20:5811:2114:19
11:26
#24779
24M
24.00 mi15:52:254:31:5811:2011:00
11:00
#24717
40K
24.85 mi16:02:214:41:5411:219:56
11:37
#24668
25.2M
25.20 mi16:06:464:46:1911:224:25
12:48
#24664
Finish
26.22 mi16:17:494:57:2211:2111:03
10:51
#24652
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi25737148341483425536(Top 96%)14741(Top 97%)14741(Top 658%)
10K6.21 mi3.10 mi25748-1114835-114835-125688(Top 96%)14822(Top 98%)14822(Top 661%)
15K9.32 mi3.11 mi25683+6514815+2014815+2025536(Top 96%)14741(Top 97%)14741(Top 658%)
20K12.43 mi3.11 mi25465+21814716+9914716+9924870(Top 93%)14440(Top 95%)14440(Top 644%)
Half13.11 mi0.68 mi25440+2514706+1014706+1024957(Top 94%)14458(Top 95%)14458(Top 645%)
25K15.53 mi2.42 mi25262+17814621+8514621+8524348(Top 91%)14187(Top 93%)14187(Top 633%)
30K18.64 mi3.11 mi25017+24514500+12114500+12123798(Top 89%)13879(Top 91%)13879(Top 619%)
20M20.00 mi1.36 mi24916+10114447+5314447+5323476(Top 88%)13681(Top 90%)13681(Top 610%)
21M21.00 mi1.00 mi24888+2814424+2314424+2324427(Top 92%)14101(Top 93%)14101(Top 629%)
35K21.75 mi0.75 mi24842+4614399+2514399+2523351(Top 88%)13543(Top 89%)13543(Top 604%)
23M23.00 mi1.25 mi24779+6314362+3714362+3723132(Top 87%)13452(Top 89%)13452(Top 600%)
24M24.00 mi1.00 mi24717+6214327+3514327+3523059(Top 87%)13372(Top 88%)13372(Top 597%)
40K24.85 mi0.85 mi24668+4914297+3014297+3023382(Top 88%)13492(Top 89%)13492(Top 602%)
25.2M25.20 mi0.35 mi24664+414295+214295+223720(Top 89%)13658(Top 90%)13658(Top 609%)
Finish26.22 mi1.02 mi24652+1214290+514290+523687(Top 89%)13665(Top 90%)13665(Top 610%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21stories
+97ft-345ft

Overall

25536

Males

14741

M40-44

14741

5K→10K

3.1 - 6.2 mi

Top 96%
×5stories
+79ft-138ft

Overall

25688

Males

14822

M40-44

14822

10K→15K

6.2 - 9.3 mi

Top 96%
×3stories
+67ft-78ft

Overall

25536

Males

14741

M40-44

14741

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

24870

Males

14440

M40-44

14440

20K→Half

12.4 - 13.1 mi

Top 94%
×2stories
+19ft-37ft

Overall

24957

Males

14458

M40-44

14458

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

24348

Males

14187

M40-44

14187

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

23798

Males

13879

M40-44

13879

30K→20M

18.6 - 20.0 mi

Top 88%
×5stories
+64ft-50ft

Overall

23476

Males

13681

M40-44

13681

20M→21M

20.0 - 21.0 mi

Top 92%
×8stories
+106ft-24ft

Overall

24427

Males

14101

M40-44

14101

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

23351

Males

13543

M40-44

13543

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

23132

Males

13452

M40-44

13452

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

23059

Males

13372

M40-44

13372

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23382

Males

13492

M40-44

13492

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

23720

Males

13658

M40-44

13658

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2stories
+22ft-21ft

Overall

23687

Males

13665

M40-44

13665

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1374
Passed By
289
Net Change
+1085
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25737
5K → 10K123134-11#25737#25748
10K → 15K12459+65#25748#25683
15K → 20K2235+218#25683#25465
20K → Half272+25#25465#25440
Half → 25K1835+178#25440#25262
25K → 30K2472+245#25262#25017
30K → 20M1043+101#25017#24916
20M → 21M5325+28#24916#24888
21M → 35K515+46#24888#24842
35K → 23M718+63#24842#24779
23M → 24M642+62#24779#24717
24M → 40K567+49#24717#24668
40K → 25.2M1410+4#24668#24664
25.2M → Finish3422+12#24664#24652
TOTALS1374289+1085
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing