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BOSTON MARATHON 2024

Robert Norcross

Bib: 596•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 2%
Gender (Male)
#0 / 14578
Top 4%
Masters (Masters Men)
#0 / 9729
Top 0.9%
Division (M40-44)
#0 / 2009
Top 3%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:50
Rank: #427
Start → 5K
17:50 | 5:44/mi
10K· 6.21 mi
35:41
Rank: #395 (+32)
5K → 10K
17:51 | 5:45/mi
15K· 9.32 mi
53:47
Rank: #390 (+5)
10K → 15K
18:06 | 5:50/mi
20K· 12.43 mi
1:11:55
Rank: #364 (+26)
15K → 20K
18:08 | 5:50/mi
Half· 13.11 mi
1:15:48
Rank: #358 (+6)
20K → Half
3:53 | 5:42/mi
25K· 15.53 mi
1:33:05
Rank: #672 (-314)
Half → 25K
17:17 | 7:08/mi
30K· 18.64 mi
1:52:43
Rank: #639 (+33)
25K → 30K
19:38 | 6:19/mi
20M
2:01:46
Rank: #665 (-26)
30K → 20M
9:03 | 6:40/mi
21M
2:08:45
Rank: #666 (-1)
20M → 21M
6:59 | 6:59/mi
35K· 21.75 mi
2:13:28
Rank: #656 (+10)
21M → 35K
4:43 | 6:18/mi
23M
2:21:40
Rank: #642 (+14)
35K → 23M
8:12 | 6:33/mi
24M
2:28:00
Rank: #625 (+17)
23M → 24M
6:20 | 6:20/mi
40K· 24.85 mi
2:33:21
Rank: #590 (+35)
24M → 40K
5:21 | 6:15/mi
25.2M
2:35:50
Rank: #587 (+3)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:42:19
Rank: #591 (-4)
25.2M → Finish
6:29 | 6:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:15:48
Pace5:47 /mi
2nd Half
Distance13.11 mi
Time1:26:31
Pace6:36 /mi
📊Positive Split: 14.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:0717:505:4417:50
5:44
-
10K
6.21 mi10:35:5835:415:4517:51
5:45
+0:01
15K
9.32 mi10:54:0453:475:4618:06
5:50
+0:05
20K
12.43 mi11:12:121:11:555:4718:08
5:50
0:00
Half
13.11 mi11:16:051:15:485:473:53
5:42
-0:08
25K
15.53 mi11:33:221:33:056:0017:17
7:08
+1:26
30K
18.64 mi11:53:001:52:436:0319:38
6:19
-0:49
20M
20.00 mi12:02:032:01:466:059:03
6:40
+0:21
21M
21.00 mi12:09:022:08:456:086:59
6:59
+0:19
35K
21.75 mi12:13:452:13:286:084:43
6:18
-0:41
23M
23.00 mi12:21:572:21:406:108:12
6:33
+0:15
24M
24.00 mi12:28:172:28:006:106:20
6:20
-0:13
40K
24.85 mi12:33:382:33:216:105:21
6:15
-0:05
25.2M
25.20 mi12:36:072:35:506:112:29
7:12
+0:57
Finish
26.22 mi12:42:362:42:196:126:29
6:22
-0:50

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

5:42 /mi

Average Pace

6:12 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:48

47% of race

Time at Steady Pace

50:43

31% of race

Time at Slower Pace

35:48

22% of race

Average Pace: 6:11 /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 mi10:18:0717:505:4417:50
5:44
#427
10K
6.21 mi10:35:5835:415:4517:51
5:45
#395
15K
9.32 mi10:54:0453:475:4618:06
5:50
#390
20K
12.43 mi11:12:121:11:555:4718:08
5:50
#364
Half
13.11 mi11:16:051:15:485:473:53
5:42
#358
25K
15.53 mi11:33:221:33:056:0017:17
7:08
#672
30K
18.64 mi11:53:001:52:436:0319:38
6:19
#639
20M
20.00 mi12:02:032:01:466:059:03
6:40
#665
21M
21.00 mi12:09:022:08:456:086:59
6:59
#666
35K
21.75 mi12:13:452:13:286:084:43
6:18
#656
23M
23.00 mi12:21:572:21:406:108:12
6:33
#642
24M
24.00 mi12:28:172:28:006:106:20
6:20
#625
40K
24.85 mi12:33:382:33:216:105:21
6:15
#590
25.2M
25.20 mi12:36:072:35:506:112:29
7:12
#587
Finish
26.22 mi12:42:362:42:196:126:29
6:22
#591
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi427405405419(Top 2%)397(Top 3%)397(Top 20%)
10K6.21 mi3.10 mi395+32373+32373+32374(Top 1%)352(Top 2%)352(Top 18%)
15K9.32 mi3.11 mi390+5368+5368+5419(Top 2%)397(Top 3%)397(Top 20%)
20K12.43 mi3.11 mi364+26342+26342+26326(Top 1%)304(Top 2%)304(Top 15%)
Half13.11 mi0.68 mi358+6336+6336+6259(Top 1%)240(Top 2%)240(Top 12%)
25K15.53 mi2.42 mi672-314647-311647-3114949(Top 19%)4441(Top 30%)4441(Top 221%)
30K18.64 mi3.11 mi639+33610+37610+37666(Top 3%)636(Top 4%)636(Top 32%)
20M20.00 mi1.36 mi665-26636-26636-261222(Top 5%)1157(Top 8%)1157(Top 58%)
21M21.00 mi1.00 mi666-1637-1637-11026(Top 4%)971(Top 7%)971(Top 48%)
35K21.75 mi0.75 mi656+10627+10627+10820(Top 3%)775(Top 5%)775(Top 39%)
23M23.00 mi1.25 mi642+14613+14613+14768(Top 3%)725(Top 5%)725(Top 36%)
24M24.00 mi1.00 mi625+17596+17596+17651(Top 3%)612(Top 4%)612(Top 30%)
40K24.85 mi0.85 mi590+35561+35561+35385(Top 2%)357(Top 2%)357(Top 18%)
25.2M25.20 mi0.35 mi587+3558+3558+3837(Top 3%)768(Top 5%)768(Top 38%)
Finish26.22 mi1.02 mi591-4562-4562-41024(Top 4%)941(Top 6%)941(Top 47%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

419

Males

397

M40-44

397

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

374

Males

352

M40-44

352

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

419

Males

397

M40-44

397

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

326

Males

304

M40-44

304

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

259

Males

240

M40-44

240

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

4949

Males

4441

M40-44

4441

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

666

Males

636

M40-44

636

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1222

Males

1157

M40-44

1157

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1026

Males

971

M40-44

971

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

820

Males

775

M40-44

775

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

768

Males

725

M40-44

725

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

651

Males

612

M40-44

612

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

385

Males

357

M40-44

357

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

837

Males

768

M40-44

768

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1024

Males

941

M40-44

941

Passing Analysis

Category:
Athletes Passed
320
Passed By
484
Net Change
-164
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#427
5K → 10K4412+32#427#395
10K → 15K1611+5#395#390
15K → 20K348+26#390#364
20K → Half71+6#364#358
Half → 25K0314-314#358#672
25K → 30K6027+33#672#639
30K → 20M1238-26#639#665
20M → 21M2223-1#665#666
21M → 35K166+10#666#656
35K → 23M2814+14#656#642
23M → 24M2811+17#642#625
24M → 40K372+35#625#590
40K → 25.2M85+3#590#587
25.2M → Finish812-4#587#591
TOTALS320484-164
📊

Passing Visuals

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing