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BOSTON MARATHON 2023

Erik Douglas

Bib: 8236•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 20%
Gender (Male)
#0 / 15176
Top 33%
Masters (Masters Men)
#0 / 9891
Top 18%
Division (M40-44)
#0 / 2241
Top 43%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:39
Rank: #8045
Start → 5K
22:39 | 7:17/mi
10K· 6.21 mi
44:18
Rank: #7287 (+758)
5K → 10K
21:39 | 6:58/mi
15K· 9.32 mi
1:05:51
Rank: #6866 (+421)
10K → 15K
21:33 | 6:56/mi
20K· 12.43 mi
1:27:42
Rank: #6674 (+192)
15K → 20K
21:51 | 7:02/mi
Half· 13.11 mi
1:32:31
Rank: #6679 (-5)
20K → Half
4:49 | 7:04/mi
25K· 15.53 mi
1:49:28
Rank: #6485 (+194)
Half → 25K
16:57 | 6:59/mi
30K· 18.64 mi
2:11:33
Rank: #6174 (+311)
25K → 30K
22:05 | 7:06/mi
20M
2:21:15
Rank: #6014 (+160)
30K → 20M
9:42 | 7:08/mi
21M
2:28:46
Rank: #5896 (+118)
20M → 21M
7:31 | 7:31/mi
35K· 21.75 mi
2:34:05
Rank: #5871 (+25)
21M → 35K
5:19 | 7:06/mi
23M
2:43:04
Rank: #5757 (+114)
35K → 23M
8:59 | 7:10/mi
24M
2:50:10
Rank: #5674 (+83)
23M → 24M
7:06 | 7:06/mi
40K· 24.85 mi
2:56:17
Rank: #5597 (+77)
24M → 40K
6:07 | 7:09/mi
25.2M
2:58:55
Rank: #5562 (+35)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
3:05:46
Rank: #5418 (+144)
25.2M → Finish
6:51 | 6:43/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:32:31
Pace7:03 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:33:15
Pace7:07 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:0522:397:1722:39
7:17
-
10K
6.21 mi11:09:4444:187:0821:39
6:58
-0:19
15K
9.32 mi11:31:171:05:517:0421:33
6:56
-0:02
20K
12.43 mi11:53:081:27:427:0321:51
7:02
+0:06
Half
13.11 mi11:57:571:32:317:034:49
7:04
+0:02
25K
15.53 mi12:14:541:49:287:0316:57
6:59
-0:05
30K
18.64 mi12:36:592:11:337:0322:05
7:06
+0:07
20M
20.00 mi12:46:412:21:157:049:42
7:08
+0:02
21M
21.00 mi12:54:122:28:467:057:31
7:31
+0:23
35K
21.75 mi12:59:312:34:057:055:19
7:06
-0:25
23M
23.00 mi13:08:302:43:047:058:59
7:10
+0:04
24M
24.00 mi13:15:362:50:107:057:06
7:06
-0:04
40K
24.85 mi13:21:432:56:177:066:07
7:09
+0:03
25.2M
25.20 mi13:24:212:58:557:062:38
7:38
+0:29
Finish
26.22 mi13:31:123:05:467:056:51
6:43
-0:55

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

6:43 /mi

Average Pace

7:05 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:37

95% of race

Time at Steady Pace

10:09

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:05 /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 mi10:48:0522:397:1722:39
7:17
#8045
10K
6.21 mi11:09:4444:187:0821:39
6:58
#7287
15K
9.32 mi11:31:171:05:517:0421:33
6:56
#6866
20K
12.43 mi11:53:081:27:427:0321:51
7:02
#6674
Half
13.11 mi11:57:571:32:317:034:49
7:04
#6679
25K
15.53 mi12:14:541:49:287:0316:57
6:59
#6485
30K
18.64 mi12:36:592:11:337:0322:05
7:06
#6174
20M
20.00 mi12:46:412:21:157:049:42
7:08
#6014
21M
21.00 mi12:54:122:28:467:057:31
7:31
#5896
35K
21.75 mi12:59:312:34:057:055:19
7:06
#5871
23M
23.00 mi13:08:302:43:047:058:59
7:10
#5757
24M
24.00 mi13:15:362:50:107:057:06
7:06
#5674
40K
24.85 mi13:21:432:56:177:066:07
7:09
#5597
25.2M
25.20 mi13:24:212:58:557:062:38
7:38
#5562
Finish
26.22 mi13:31:123:05:467:056:51
6:43
#5418
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi8045700570056175(Top 23%)5597(Top 37%)5597(Top 250%)
10K6.21 mi3.10 mi7287+7586471+5346471+5346594(Top 25%)5926(Top 39%)5926(Top 264%)
15K9.32 mi3.11 mi6866+4216150+3216150+3216175(Top 23%)5597(Top 37%)5597(Top 250%)
20K12.43 mi3.11 mi6674+1925994+1565994+1566171(Top 23%)5598(Top 37%)5598(Top 250%)
Half13.11 mi0.68 mi6679-55999-55999-56844(Top 26%)6101(Top 40%)6101(Top 272%)
25K15.53 mi2.42 mi6485+1945840+1595840+1595528(Top 21%)5086(Top 34%)5086(Top 227%)
30K18.64 mi3.11 mi6174+3115597+2435597+2434980(Top 19%)4579(Top 30%)4579(Top 204%)
20M20.00 mi1.36 mi6014+1605459+1385459+1384808(Top 18%)4388(Top 29%)4388(Top 196%)
21M21.00 mi1.00 mi5896+1185360+995360+994670(Top 18%)4236(Top 28%)4236(Top 189%)
35K21.75 mi0.75 mi5871+255335+255335+255912(Top 22%)5165(Top 34%)5165(Top 230%)
23M23.00 mi1.25 mi5757+1145230+1055230+1054677(Top 18%)4220(Top 28%)4220(Top 188%)
24M24.00 mi1.00 mi5674+835160+705160+705191(Top 19%)4564(Top 30%)4564(Top 204%)
40K24.85 mi0.85 mi5597+775093+675093+674633(Top 17%)4084(Top 27%)4084(Top 182%)
25.2M25.20 mi0.35 mi5562+355060+335060+334547(Top 17%)3960(Top 26%)3960(Top 177%)
Finish26.22 mi1.02 mi5418+1444938+1224938+1223651(Top 14%)3265(Top 22%)3265(Top 146%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6175

Males

5597

M40-44

5597

5K→10K

3.1 - 6.2 mi

Top 25%
×5stories
+79ft-138ft

Overall

6594

Males

5926

M40-44

5926

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6175

Males

5597

M40-44

5597

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

6171

Males

5598

M40-44

5598

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

6844

Males

6101

M40-44

6101

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5528

Males

5086

M40-44

5086

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

4980

Males

4579

M40-44

4579

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4808

Males

4388

M40-44

4388

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

4670

Males

4236

M40-44

4236

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

5912

Males

5165

M40-44

5165

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4677

Males

4220

M40-44

4220

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

5191

Males

4564

M40-44

4564

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4633

Males

4084

M40-44

4084

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4547

Males

3960

M40-44

3960

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3651

Males

3265

M40-44

3265

Passing Analysis

Category:
Athletes Passed
2812
Passed By
185
Net Change
+2627
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8045
5K → 10K78123+758#8045#7287
10K → 15K44019+421#7287#6866
15K → 20K21927+192#6866#6674
20K → Half1621-5#6674#6679
Half → 25K20410+194#6679#6485
25K → 30K3209+311#6485#6174
30K → 20M1666+160#6174#6014
20M → 21M1257+118#6014#5896
21M → 35K4621+25#5896#5871
35K → 23M1228+114#5871#5757
23M → 24M9916+83#5757#5674
24M → 40K858+77#5674#5597
40K → 25.2M405+35#5597#5562
25.2M → Finish1495+144#5562#5418
TOTALS2812185+2627
📊

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