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BOSTON MARATHON 2023

James Magee

Bib: 12688•M

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 34%
Gender (Male)
#0 / 15176
Top 49%
Masters (Masters Men)
#0 / 9891
Top 38%
Division (M45-49)
#0 / 2252
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
7:25/mi
23:02
↑ 97↓ 3451.5%
10K· 6.21 mi
7:01/mi
44:49
↑ 79↓ 1380.4%
15K· 9.32 mi
6:52/mi
1:06:08
↑ 67↓ 78
20K· 12.43 mi
7:05/mi
1:28:07
↑ 106↓ 860.1%
Half· 13.11 mi
6:58/mi
1:32:52
↑ 19↓ 370.5%
25K· 15.53 mi
7:04/mi
1:50:00
↑ 66↓ 880.2%
30K· 18.64 mi
8:00/mi
2:14:52
↑ 181↓ 1480.2%
20M
7:59/mi
2:25:43
↑ 64↓ 500.2%
21M
8:43/mi
2:34:26
↑ 106↓ 241.6%
35K· 21.75 mi
7:44/mi
2:40:13
↑ 17↓ 861.7%
23M
8:46/mi
2:51:11
↑ 23↓ 630.6%
24M
8:25/mi
2:59:36
↓ 821.3%
40K· 24.85 mi
9:13/mi
3:07:29
↓ 200.3%
25.2M
9:57/mi
3:10:55
↑ 13↓ 160.2%
Finish· 26.22 mi
8:46/mi
3:19:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:52
Pace7:05 /mi
2nd Half
Distance13.11 mi
Time1:46:59
Pace8:10 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2723:027:2523:02
7:25
-
10K
6.21 mi11:12:1444:497:1321:47
7:01
-0:24
15K
9.32 mi11:33:331:06:087:0621:19
6:52
-0:09
20K
12.43 mi11:55:321:28:077:0521:59
7:05
+0:13
Half
13.11 mi12:00:171:32:527:054:45
6:58
-0:07
25K
15.53 mi12:17:251:50:007:0517:08
7:04
+0:06
30K
18.64 mi12:42:172:14:527:1424:52
8:00
+0:56
20M
20.00 mi12:53:082:25:437:1710:51
7:59
-0:01
21M
21.00 mi13:01:512:34:267:218:43
8:43
+0:44
35K
21.75 mi13:07:382:40:137:225:47
7:44
-0:59
23M
23.00 mi13:18:362:51:117:2710:58
8:46
+1:02
24M
24.00 mi13:27:012:59:367:298:25
8:25
-0:21
40K
24.85 mi13:34:543:07:297:337:53
9:13
+0:48
25.2M
25.20 mi13:38:203:10:557:353:26
9:57
+0:44
Finish
26.22 mi13:47:163:19:517:388:56
8:46
-1:11

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

6:52 /mi

Average Pace

7:38 /mi

Slowest Pace

9:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:00

55% of race

Time at Steady Pace

49:55

25% of race

Time at Slower Pace

39:56

20% of race

Average Pace: 7:37 /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 mi10:50:2723:027:2523:02
7:25
#8945
10K
6.21 mi11:12:1444:497:1321:47
7:01
#7850
15K
9.32 mi11:33:331:06:087:0621:19
6:52
#7083
20K
12.43 mi11:55:321:28:077:0521:59
7:05
#6870
Half
13.11 mi12:00:171:32:527:054:45
6:58
#6845
25K
15.53 mi12:17:251:50:007:0517:08
7:04
#6674
30K
18.64 mi12:42:172:14:527:1424:52
8:00
#7203
20M
20.00 mi12:53:082:25:437:1710:51
7:59
#7353
21M
21.00 mi13:01:512:34:267:218:43
8:43
#7552
35K
21.75 mi13:07:382:40:137:225:47
7:44
#7607
23M
23.00 mi13:18:362:51:117:2710:58
8:46
#8032
24M
24.00 mi13:27:012:59:367:298:25
8:25
#8284
40K
24.85 mi13:34:543:07:297:337:53
9:13
#8646
25.2M
25.20 mi13:38:203:10:557:353:26
9:57
#8797
Finish
26.22 mi13:47:163:19:517:388:56
8:46
#9155
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi8945755375535683(Top 21%)5214(Top 34%)5214(Top 232%)
10K6.21 mi3.10 mi7850+10956872+6816872+6816920(Top 26%)6176(Top 41%)6176(Top 274%)
15K9.32 mi3.11 mi7083+7676314+5586314+5585683(Top 21%)5214(Top 34%)5214(Top 232%)
20K12.43 mi3.11 mi6870+2136155+1596155+1596440(Top 24%)5794(Top 38%)5794(Top 257%)
Half13.11 mi0.68 mi6845+256138+176138+176408(Top 24%)5785(Top 38%)5785(Top 257%)
25K15.53 mi2.42 mi6674+1715984+1545984+1545962(Top 22%)5413(Top 36%)5413(Top 240%)
30K18.64 mi3.11 mi7203-5296365-3816365-38110961(Top 41%)8325(Top 55%)8325(Top 370%)
20M20.00 mi1.36 mi7353-1506445-806445-8010192(Top 38%)7847(Top 52%)7847(Top 348%)
21M21.00 mi1.00 mi7552-1996550-1056550-10511813(Top 44%)8479(Top 56%)8479(Top 377%)
35K21.75 mi0.75 mi7607-556581-316581-3110227(Top 38%)7722(Top 51%)7722(Top 343%)
23M23.00 mi1.25 mi8032-4256823-2426823-24214798(Top 56%)9707(Top 64%)9707(Top 431%)
24M24.00 mi1.00 mi8284-2526960-1376960-13714027(Top 53%)9309(Top 61%)9309(Top 413%)
40K24.85 mi0.85 mi8646-3627170-2107170-21017230(Top 65%)10669(Top 70%)10669(Top 474%)
25.2M25.20 mi0.35 mi8797-1517240-707240-7017300(Top 65%)10654(Top 70%)10654(Top 473%)
Finish26.22 mi1.02 mi9155-3587426-1867426-18616895(Top 63%)10549(Top 70%)10549(Top 468%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21story building
+97ft-345ft

Overall

5683

Males

5214

M45-49

5214

5K→10K

3.1 - 6.2 mi

Top 26%
×5story building
+79ft-138ft

Overall

6920

Males

6176

M45-49

6176

10K→15K

6.2 - 9.3 mi

Top 21%
×3story building
+67ft-78ft

Overall

5683

Males

5214

M45-49

5214

15K→20K

9.3 - 12.4 mi

Top 24%
×5story building
+106ft-86ft

Overall

6440

Males

5794

M45-49

5794

20K→Half

12.4 - 13.1 mi

Top 24%
×2story building
+19ft-37ft

Overall

6408

Males

5785

M45-49

5785

Half→25K

13.1 - 15.5 mi

Top 22%
×4story building
+66ft-88ft

Overall

5962

Males

5413

M45-49

5413

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

10961

Males

8325

M45-49

8325

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

10192

Males

7847

M45-49

7847

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

11813

Males

8479

M45-49

8479

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

10227

Males

7722

M45-49

7722

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

14798

Males

9707

M45-49

9707

23M→24M

23.0 - 24.0 mi

Top 53%
×6story building
+12ft-82ft

Overall

14027

Males

9309

M45-49

9309

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

17230

Males

10669

M45-49

10669

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17300

Males

10654

M45-49

10654

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

16895

Males

10549

M45-49

10549

Passing Analysis

Category:
Athletes Passed
2490
Passed By
2700
Net Change
-210
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8945
5K → 10K111116+1095#8945#7850
10K → 15K7714+767#7850#7083
15K → 20K23421+213#7083#6870
20K → Half349+25#6870#6845
Half → 25K1809+171#6845#6674
25K → 30K24553-529#6674#7203
30K → 20M28178-150#7203#7353
20M → 21M21220-199#7353#7552
21M → 35K2580-55#7552#7607
35K → 23M20445-425#7607#8032
23M → 24M22274-252#8032#8284
24M → 40K10372-362#8284#8646
40K → 25.2M7158-151#8646#8797
25.2M → Finish3361-358#8797#9155
TOTALS24902700-210
📊

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