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BOSTON MARATHON 2023

James Roche

Bib: 21403•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Top 25%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:23/mi
26:02
↑ 97↓ 3451.5%
10K· 6.21 mi
7:55/mi
50:39
↑ 79↓ 1380.4%
15K· 9.32 mi
7:53/mi
1:15:10
↑ 67↓ 78
20K· 12.43 mi
7:54/mi
1:39:44
↑ 106↓ 860.1%
Half· 13.11 mi
7:55/mi
1:45:08
↑ 19↓ 370.5%
25K· 15.53 mi
8:02/mi
2:04:36
↑ 66↓ 880.2%
30K· 18.64 mi
8:21/mi
2:30:33
↑ 181↓ 1480.2%
20M
8:30/mi
2:42:06
↑ 64↓ 500.2%
21M
9:04/mi
2:51:10
↑ 106↓ 241.6%
35K· 21.75 mi
8:25/mi
2:57:28
↑ 17↓ 861.7%
23M
8:45/mi
3:08:25
↑ 23↓ 630.6%
24M
8:41/mi
3:17:06
↓ 821.3%
40K· 24.85 mi
8:49/mi
3:24:38
↓ 200.3%
25.2M
9:37/mi
3:27:57
↑ 13↓ 160.2%
Finish· 26.22 mi
8:28/mi
3:36:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:08
Pace8:01 /mi
2nd Half
Distance13.11 mi
Time1:51:27
Pace8:30 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:0026:028:2326:02
8:23
-
10K
6.21 mi11:46:3750:398:0924:37
7:55
-0:28
15K
9.32 mi12:11:081:15:108:0424:31
7:53
-0:02
20K
12.43 mi12:35:421:39:448:0224:34
7:54
+0:01
Half
13.11 mi12:41:061:45:088:015:24
7:55
+0:01
25K
15.53 mi13:00:342:04:368:0119:28
8:02
+0:07
30K
18.64 mi13:26:312:30:338:0525:57
8:21
+0:19
20M
20.00 mi13:38:042:42:068:0611:33
8:30
+0:09
21M
21.00 mi13:47:082:51:108:099:04
9:04
+0:34
35K
21.75 mi13:53:262:57:288:106:18
8:25
-0:39
23M
23.00 mi14:04:233:08:258:1210:57
8:45
+0:20
24M
24.00 mi14:13:043:17:068:138:41
8:41
-0:04
40K
24.85 mi14:20:363:24:388:147:32
8:49
+0:08
25.2M
25.20 mi14:23:553:27:578:153:19
9:37
+0:48
Finish
26.22 mi14:32:333:36:358:168:38
8:28
-1:09

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

7:53 /mi

Average Pace

8:16 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:34

46% of race

Time at Steady Pace

1:18:28

36% of race

Time at Slower Pace

39:33

18% of race

Average Pace: 8:16 /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 mi11:22:0026:028:2326:02
8:23
#16710
10K
6.21 mi11:46:3750:398:0924:37
7:55
#15461
15K
9.32 mi12:11:081:15:108:0424:31
7:53
#14853
20K
12.43 mi12:35:421:39:448:0224:34
7:54
#14285
Half
13.11 mi12:41:061:45:088:015:24
7:55
#14257
25K
15.53 mi13:00:342:04:368:0119:28
8:02
#14027
30K
18.64 mi13:26:312:30:338:0525:57
8:21
#13900
20M
20.00 mi13:38:042:42:068:0611:33
8:30
#13868
21M
21.00 mi13:47:082:51:108:099:04
9:04
#13848
35K
21.75 mi13:53:262:57:288:106:18
8:25
#13878
23M
23.00 mi14:04:233:08:258:1210:57
8:45
#13898
24M
24.00 mi14:13:043:17:068:138:41
8:41
#13964
40K
24.85 mi14:20:363:24:388:147:32
8:49
#13998
25.2M
25.20 mi14:23:553:27:578:153:19
9:37
#14033
Finish
26.22 mi14:32:333:36:358:168:38
8:28
#14077
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi16710109531095313444(Top 50%)9681(Top 64%)9681(Top 872%)
10K6.21 mi3.10 mi15461+124910499+45410499+45414172(Top 53%)9997(Top 66%)9997(Top 901%)
15K9.32 mi3.11 mi14853+60810264+23510264+23513444(Top 50%)9681(Top 64%)9681(Top 872%)
20K12.43 mi3.11 mi14285+56810019+24510019+24512677(Top 48%)9294(Top 61%)9294(Top 837%)
Half13.11 mi0.68 mi14257+2810006+1310006+1313651(Top 51%)9761(Top 64%)9761(Top 879%)
25K15.53 mi2.42 mi14027+2309883+1239883+12312975(Top 49%)9346(Top 62%)9346(Top 842%)
30K18.64 mi3.11 mi13900+1279802+819802+8113350(Top 50%)9389(Top 62%)9389(Top 846%)
20M20.00 mi1.36 mi13868+329769+339769+3313606(Top 51%)9410(Top 62%)9410(Top 848%)
21M21.00 mi1.00 mi13848+209750+199750+1913778(Top 52%)9390(Top 62%)9390(Top 846%)
35K21.75 mi0.75 mi13878-309740+109740+1014817(Top 56%)9797(Top 65%)9797(Top 883%)
23M23.00 mi1.25 mi13898-209716+249716+2414646(Top 55%)9648(Top 64%)9648(Top 869%)
24M24.00 mi1.00 mi13964-669712+49712+415534(Top 58%)9959(Top 66%)9959(Top 897%)
40K24.85 mi0.85 mi13998-349713-19713-115113(Top 57%)9734(Top 64%)9734(Top 877%)
25.2M25.20 mi0.35 mi14033-359718-59718-515674(Top 59%)9962(Top 66%)9962(Top 897%)
Finish26.22 mi1.02 mi14077-449713+59713+515208(Top 57%)9814(Top 65%)9814(Top 884%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21story building
+97ft-345ft

Overall

13444

Males

9681

M60-64

9681

5K→10K

3.1 - 6.2 mi

Top 53%
×5story building
+79ft-138ft

Overall

14172

Males

9997

M60-64

9997

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+67ft-78ft

Overall

13444

Males

9681

M60-64

9681

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

12677

Males

9294

M60-64

9294

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

13651

Males

9761

M60-64

9761

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

12975

Males

9346

M60-64

9346

25K→30K

15.5 - 18.6 mi

Top 50%
×9story building
+181ft-148ft

Overall

13350

Males

9389

M60-64

9389

30K→20M

18.6 - 20.0 mi

Top 51%
×5story building
+64ft-50ft

Overall

13606

Males

9410

M60-64

9410

20M→21M

20.0 - 21.0 mi

Top 52%
×8story building
+106ft-24ft

Overall

13778

Males

9390

M60-64

9390

21M→35K

21.0 - 21.8 mi

Top 56%
×7story building
+17ft-86ft

Overall

14817

Males

9797

M60-64

9797

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

14646

Males

9648

M60-64

9648

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

15534

Males

9959

M60-64

9959

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15113

Males

9734

M60-64

9734

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15674

Males

9962

M60-64

9962

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

15208

Males

9814

M60-64

9814

Passing Analysis

Category:
Athletes Passed
3584
Passed By
951
Net Change
+2633
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16710
5K → 10K129445+1249#16710#15461
10K → 15K63123+608#15461#14853
15K → 20K58113+568#14853#14285
20K → Half4517+28#14285#14257
Half → 25K27242+230#14257#14027
25K → 30K255128+127#14027#13900
30K → 20M11078+32#13900#13868
20M → 21M10181+20#13868#13848
21M → 35K4070-30#13848#13878
35K → 23M81101-20#13878#13898
23M → 24M44110-66#13898#13964
24M → 40K6094-34#13964#13998
40K → 25.2M1853-35#13998#14033
25.2M → Finish5296-44#14033#14077
TOTALS3584951+2633
📊

Passing Visuals

Category:
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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