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BOSTON MARATHON 2023

Jeff Elkins

Bib: 9249•M

MD

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 27%
Gender (Male)
#0 / 15176
Top 40%
Masters (Masters Men)
#0 / 9891
Top 27%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:23
Rank: #5439
Start → 5K
21:23 | 6:53/mi
10K· 6.21 mi
42:40
Rank: #5564 (-125)
5K → 10K
21:17 | 6:51/mi
15K· 9.32 mi
1:03:40
Rank: #5276 (+288)
10K → 15K
21:00 | 6:46/mi
20K· 12.43 mi
1:25:10
Rank: #5362 (-86)
15K → 20K
21:30 | 6:55/mi
Half· 13.11 mi
1:29:50
Rank: #5371 (-9)
20K → Half
4:40 | 6:50/mi
25K· 15.53 mi
1:47:34
Rank: #5735 (-364)
Half → 25K
17:44 | 7:19/mi
30K· 18.64 mi
2:11:14
Rank: #6060 (-325)
25K → 30K
23:40 | 7:37/mi
20M
2:22:30
Rank: #6378 (-318)
30K → 20M
11:16 | 8:17/mi
21M
2:31:26
Rank: #6655 (-277)
20M → 21M
8:56 | 8:56/mi
35K· 21.75 mi
2:37:02
Rank: #6676 (-21)
21M → 35K
5:36 | 7:29/mi
23M
2:47:20
Rank: #6843 (-167)
35K → 23M
10:18 | 8:14/mi
24M
2:55:16
Rank: #6963 (-120)
23M → 24M
7:56 | 7:56/mi
40K· 24.85 mi
3:02:14
Rank: #7081 (-118)
24M → 40K
6:58 | 8:09/mi
25.2M
3:05:14
Rank: #7114 (-33)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:12:48
Rank: #7092 (+22)
25.2M → Finish
7:34 | 7:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:50
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:42:58
Pace7:51 /mi
📊Positive Split: 14.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:5121:236:5321:23
6:53
-
10K
6.21 mi11:08:0842:406:5221:17
6:51
-0:02
15K
9.32 mi11:29:081:03:406:5021:00
6:46
-0:05
20K
12.43 mi11:50:381:25:106:5121:30
6:55
+0:09
Half
13.11 mi11:55:181:29:506:514:40
6:50
-0:05
25K
15.53 mi12:13:021:47:346:5517:44
7:19
+0:29
30K
18.64 mi12:36:422:11:147:0223:40
7:37
+0:18
20M
20.00 mi12:47:582:22:307:0711:16
8:17
+0:40
21M
21.00 mi12:56:542:31:267:138:56
8:56
+0:39
35K
21.75 mi13:02:302:37:027:135:36
7:29
-1:27
23M
23.00 mi13:12:482:47:207:1710:18
8:14
+0:45
24M
24.00 mi13:20:442:55:167:187:56
7:56
-0:18
40K
24.85 mi13:27:423:02:147:206:58
8:09
+0:13
25.2M
25.20 mi13:30:423:05:147:213:00
8:42
+0:33
Finish
26.22 mi13:38:163:12:487:227:34
7:26
-1:16

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

6:46 /mi

Average Pace

7:22 /mi

Slowest Pace

8:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:50

47% of race

Time at Steady Pace

54:34

28% of race

Time at Slower Pace

48:24

25% of race

Average Pace: 7:21 /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 mi10:46:5121:236:5321:23
6:53
#5439
10K
6.21 mi11:08:0842:406:5221:17
6:51
#5564
15K
9.32 mi11:29:081:03:406:5021:00
6:46
#5276
20K
12.43 mi11:50:381:25:106:5121:30
6:55
#5362
Half
13.11 mi11:55:181:29:506:514:40
6:50
#5371
25K
15.53 mi12:13:021:47:346:5517:44
7:19
#5735
30K
18.64 mi12:36:422:11:147:0223:40
7:37
#6060
20M
20.00 mi12:47:582:22:307:0711:16
8:17
#6378
21M
21.00 mi12:56:542:31:267:138:56
8:56
#6655
35K
21.75 mi13:02:302:37:027:135:36
7:29
#6676
23M
23.00 mi13:12:482:47:207:1710:18
8:14
#6843
24M
24.00 mi13:20:442:55:167:187:56
7:56
#6963
40K
24.85 mi13:27:423:02:147:206:58
8:09
#7081
25.2M
25.20 mi13:30:423:05:147:213:00
8:42
#7114
Finish
26.22 mi13:38:163:12:487:227:34
7:26
#7092
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5439502450244723(Top 18%)4408(Top 29%)4408(Top 197%)
10K6.21 mi3.10 mi5564-1255128-1045128-1045759(Top 22%)5271(Top 35%)5271(Top 235%)
15K9.32 mi3.11 mi5276+2884887+2414887+2414723(Top 18%)4408(Top 29%)4408(Top 197%)
20K12.43 mi3.11 mi5362-864964-774964-775484(Top 21%)5055(Top 33%)5055(Top 226%)
Half13.11 mi0.68 mi5371-94970-64970-65643(Top 21%)5203(Top 34%)5203(Top 232%)
25K15.53 mi2.42 mi5735-3645271-3015271-3017356(Top 28%)6384(Top 42%)6384(Top 285%)
30K18.64 mi3.11 mi6060-3255509-2385509-2388043(Top 30%)6703(Top 44%)6703(Top 299%)
20M20.00 mi1.36 mi6378-3185737-2285737-22812271(Top 46%)8805(Top 58%)8805(Top 393%)
21M21.00 mi1.00 mi6655-2775925-1885925-18812989(Top 49%)9022(Top 59%)9022(Top 403%)
35K21.75 mi0.75 mi6676-215937-125937-128388(Top 32%)6719(Top 44%)6719(Top 300%)
23M23.00 mi1.25 mi6843-1676050-1136050-11311332(Top 43%)8133(Top 54%)8133(Top 363%)
24M24.00 mi1.00 mi6963-1206109-596109-5910735(Top 40%)7758(Top 51%)7758(Top 346%)
40K24.85 mi0.85 mi7081-1186172-636172-6310977(Top 41%)7816(Top 52%)7816(Top 349%)
25.2M25.20 mi0.35 mi7114-336187-156187-1510648(Top 40%)7605(Top 50%)7605(Top 339%)
Finish26.22 mi1.02 mi7092+226143+446143+447931(Top 30%)6123(Top 40%)6123(Top 273%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4723

Males

4408

M40-44

4408

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

5759

Males

5271

M40-44

5271

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4723

Males

4408

M40-44

4408

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5484

Males

5055

M40-44

5055

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

5643

Males

5203

M40-44

5203

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

7356

Males

6384

M40-44

6384

25K→30K

15.5 - 18.6 mi

Top 30%
×9stories
+181ft-148ft

Overall

8043

Males

6703

M40-44

6703

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

12271

Males

8805

M40-44

8805

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

12989

Males

9022

M40-44

9022

21M→35K

21.0 - 21.8 mi

Top 32%
×7stories
+17ft-86ft

Overall

8388

Males

6719

M40-44

6719

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

11332

Males

8133

M40-44

8133

23M→24M

23.0 - 24.0 mi

Top 40%
×6stories
+12ft-82ft

Overall

10735

Males

7758

M40-44

7758

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

10977

Males

7816

M40-44

7816

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10648

Males

7605

M40-44

7605

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

7931

Males

6123

M40-44

6123

Passing Analysis

Category:
Athletes Passed
861
Passed By
2514
Net Change
-1653
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5439
5K → 10K154279-125#5439#5564
10K → 15K30921+288#5564#5276
15K → 20K84170-86#5276#5362
20K → Half1524-9#5362#5371
Half → 25K19383-364#5371#5735
25K → 30K54379-325#5735#6060
30K → 20M8326-318#6060#6378
20M → 21M14291-277#6378#6655
21M → 35K3051-21#6655#6676
35K → 23M31198-167#6676#6843
23M → 24M24144-120#6843#6963
24M → 40K21139-118#6963#7081
40K → 25.2M1851-33#7081#7114
25.2M → Finish8058+22#7114#7092
TOTALS8612514-1653
📊

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