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BOSTON MARATHON 2023

David Eder

Bib: 29326•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:20
Rank: #15102
Start → 5K
25:20 | 8:09/mi
10K· 6.21 mi
50:41
Rank: #15505 (-403)
5K → 10K
25:21 | 8:10/mi
15K· 9.32 mi
1:15:48
Rank: #15360 (+145)
10K → 15K
25:07 | 8:05/mi
20K· 12.43 mi
1:41:04
Rank: #15111 (+249)
15K → 20K
25:16 | 8:08/mi
Half· 13.11 mi
1:46:34
Rank: #15081 (+30)
20K → Half
5:30 | 8:04/mi
25K· 15.53 mi
2:06:33
Rank: #14956 (+125)
Half → 25K
19:59 | 8:15/mi
30K· 18.64 mi
2:32:56
Rank: #14849 (+107)
25K → 30K
26:23 | 8:30/mi
20M
2:44:36
Rank: #14779 (+70)
30K → 20M
11:40 | 8:35/mi
21M
2:54:15
Rank: #14879 (-100)
20M → 21M
9:39 | 9:39/mi
35K· 21.75 mi
3:00:36
Rank: #14873 (+6)
21M → 35K
6:21 | 8:29/mi
23M
3:14:44
Rank: #15714 (-841)
35K → 23M
14:08 | 11:17/mi
24M
3:25:29
Rank: #16243 (-529)
23M → 24M
10:45 | 10:45/mi
40K· 24.85 mi
3:34:52
Rank: #16684 (-441)
24M → 40K
9:23 | 10:58/mi
25.2M
3:38:27
Rank: #16713 (-29)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
3:49:16
Rank: #17173 (-460)
25.2M → Finish
10:49 | 10:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:34
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time2:02:42
Pace9:22 /mi
📊Positive Split: 15.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:2325:208:0925:20
8:09
-
10K
6.21 mi11:46:4450:418:0925:21
8:10
+0:01
15K
9.32 mi12:11:511:15:488:0825:07
8:05
-0:05
20K
12.43 mi12:37:071:41:048:0825:16
8:08
+0:03
Half
13.11 mi12:42:371:46:348:085:30
8:04
-0:04
25K
15.53 mi13:02:362:06:338:0919:59
8:15
+0:11
30K
18.64 mi13:28:592:32:568:1226:23
8:30
+0:15
20M
20.00 mi13:40:392:44:368:1411:40
8:35
+0:05
21M
21.00 mi13:50:182:54:158:189:39
9:39
+1:04
35K
21.75 mi13:56:393:00:368:186:21
8:29
-1:10
23M
23.00 mi14:10:473:14:448:2814:08
11:17
+2:48
24M
24.00 mi14:21:323:25:298:3410:45
10:45
-0:32
40K
24.85 mi14:30:553:34:528:399:23
10:58
+0:13
25.2M
25.20 mi14:34:303:38:278:403:35
10:23
-0:35
Finish
26.22 mi14:45:193:49:168:4510:49
10:37
+0:14

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

8:04 /mi

Average Pace

8:45 /mi

Slowest Pace

11:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:50:57

75% of race

Time at Slower Pace

58:19

25% of race

Average Pace: 8:45 /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 mi11:21:2325:208:0925:20
8:09
#15102
10K
6.21 mi11:46:4450:418:0925:21
8:10
#15505
15K
9.32 mi12:11:511:15:488:0825:07
8:05
#15360
20K
12.43 mi12:37:071:41:048:0825:16
8:08
#15111
Half
13.11 mi12:42:371:46:348:085:30
8:04
#15081
25K
15.53 mi13:02:362:06:338:0919:59
8:15
#14956
30K
18.64 mi13:28:592:32:568:1226:23
8:30
#14849
20M
20.00 mi13:40:392:44:368:1411:40
8:35
#14779
21M
21.00 mi13:50:182:54:158:189:39
9:39
#14879
35K
21.75 mi13:56:393:00:368:186:21
8:29
#14873
23M
23.00 mi14:10:473:14:448:2814:08
11:17
#15714
24M
24.00 mi14:21:323:25:298:3410:45
10:45
#16243
40K
24.85 mi14:30:553:34:528:399:23
10:58
#16684
25.2M
25.20 mi14:34:303:38:278:403:35
10:23
#16713
Finish
26.22 mi14:45:193:49:168:4510:49
10:37
#17173
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi15102103711037115053(Top 57%)10332(Top 68%)10332(Top 504%)
10K6.21 mi3.10 mi15505-40310515-14410515-14415973(Top 60%)10693(Top 70%)10693(Top 521%)
15K9.32 mi3.11 mi15360+14510452+6310452+6315053(Top 57%)10332(Top 68%)10332(Top 504%)
20K12.43 mi3.11 mi15111+24910336+11610336+11614451(Top 54%)10067(Top 66%)10067(Top 491%)
Half13.11 mi0.68 mi15081+3010326+1010326+1014830(Top 56%)10247(Top 68%)10247(Top 499%)
25K15.53 mi2.42 mi14956+12510254+7210254+7214526(Top 55%)9979(Top 66%)9979(Top 486%)
30K18.64 mi3.11 mi14849+10710183+7110183+7114261(Top 54%)9758(Top 64%)9758(Top 476%)
20M20.00 mi1.36 mi14779+7010134+4910134+4914156(Top 53%)9638(Top 64%)9638(Top 470%)
21M21.00 mi1.00 mi14879-10010142-810142-816630(Top 62%)10630(Top 70%)10630(Top 518%)
35K21.75 mi0.75 mi14873+610124+1810124+1815222(Top 57%)9968(Top 66%)9968(Top 486%)
23M23.00 mi1.25 mi15714-84110402-27810402-27822865(Top 86%)13322(Top 88%)13322(Top 649%)
24M24.00 mi1.00 mi16243-52910621-21910621-21922549(Top 85%)13133(Top 87%)13133(Top 640%)
40K24.85 mi0.85 mi16684-44110792-17110792-17122282(Top 84%)12971(Top 85%)12971(Top 632%)
25.2M25.20 mi0.35 mi16713-29107921079218716(Top 70%)11344(Top 75%)11344(Top 553%)
Finish26.22 mi1.02 mi17173-46010987-19510987-19523224(Top 87%)13438(Top 89%)13438(Top 655%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21stories
+97ft-345ft

Overall

15053

Males

10332

M50-54

10332

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15973

Males

10693

M50-54

10693

10K→15K

6.2 - 9.3 mi

Top 57%
×3stories
+67ft-78ft

Overall

15053

Males

10332

M50-54

10332

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

14451

Males

10067

M50-54

10067

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

14830

Males

10247

M50-54

10247

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

14526

Males

9979

M50-54

9979

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

14261

Males

9758

M50-54

9758

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

14156

Males

9638

M50-54

9638

20M→21M

20.0 - 21.0 mi

Top 62%
×8stories
+106ft-24ft

Overall

16630

Males

10630

M50-54

10630

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

15222

Males

9968

M50-54

9968

35K→23M

21.8 - 23.0 mi

Top 86%
×5stories
+23ft-63ft

Overall

22865

Males

13322

M50-54

13322

23M→24M

23.0 - 24.0 mi

Top 85%
×6stories
+12ft-82ft

Overall

22549

Males

13133

M50-54

13133

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

22282

Males

12971

M50-54

12971

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

18716

Males

11344

M50-54

11344

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

23224

Males

13438

M50-54

13438

Passing Analysis

Category:
Athletes Passed
1463
Passed By
3534
Net Change
-2071
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15102
5K → 10K138541-403#15102#15505
10K → 15K268123+145#15505#15360
15K → 20K31566+249#15360#15111
20K → Half5323+30#15111#15081
Half → 25K19166+125#15081#14956
25K → 30K224117+107#14956#14849
30K → 20M11343+70#14849#14779
20M → 21M55155-100#14779#14879
21M → 35K5448+6#14879#14873
35K → 23M5846-841#14873#15714
23M → 24M11540-529#15714#16243
24M → 40K6447-441#16243#16684
40K → 25.2M2251-29#16684#16713
25.2M → Finish8468-460#16713#17173
TOTALS14633534-2071
📊

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