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BOSTON MARATHON 2024

Russell Lahti

Bib: 7382•M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 14%
Gender (Male)
#0 / 14578
Top 22%
Masters (Masters Men)
#0 / 9729
Top 11%
Division (M40-44)
#0 / 2009
Top 30%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:58
Rank: #5203
Start → 5K
20:58 | 6:45/mi
10K· 6.21 mi
42:12
Rank: #5336 (-133)
5K → 10K
21:14 | 6:50/mi
15K· 9.32 mi
1:03:28
Rank: #5250 (+86)
10K → 15K
21:16 | 6:51/mi
20K· 12.43 mi
1:24:58
Rank: #5077 (+173)
15K → 20K
21:30 | 6:55/mi
Half· 13.11 mi
1:29:36
Rank: #5032 (+45)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:46:28
Rank: #4755 (+277)
Half → 25K
16:52 | 6:57/mi
30K· 18.64 mi
2:08:28
Rank: #4363 (+392)
25K → 30K
22:00 | 7:05/mi
20M
2:18:25
Rank: #4240 (+123)
30K → 20M
9:57 | 7:19/mi
21M
2:25:59
Rank: #4032 (+208)
20M → 21M
7:34 | 7:34/mi
35K· 21.75 mi
2:31:20
Rank: #3971 (+61)
21M → 35K
5:21 | 7:09/mi
23M
2:40:26
Rank: #3794 (+177)
35K → 23M
9:06 | 7:16/mi
24M
2:47:43
Rank: #3707 (+87)
23M → 24M
7:17 | 7:17/mi
40K· 24.85 mi
2:54:05
Rank: #3659 (+48)
24M → 40K
6:22 | 7:27/mi
25.2M
2:57:01
Rank: #3637 (+22)
40K → 25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:04:15
Rank: #3560 (+77)
25.2M → Finish
7:14 | 7:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:36
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:34:39
Pace7:13 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:28:0020:586:4520:58
6:45
-
10K
6.21 mi10:49:1442:126:4721:14
6:50
+0:05
15K
9.32 mi11:10:301:03:286:4921:16
6:51
+0:01
20K
12.43 mi11:32:001:24:586:5021:30
6:55
+0:04
Half
13.11 mi11:36:381:29:366:504:38
6:47
-0:08
25K
15.53 mi11:53:301:46:286:5116:52
6:57
+0:10
30K
18.64 mi12:15:302:08:286:5322:00
7:05
+0:08
20M
20.00 mi12:25:272:18:256:559:57
7:19
+0:14
21M
21.00 mi12:33:012:25:596:577:34
7:34
+0:15
35K
21.75 mi12:38:222:31:206:585:21
7:09
-0:25
23M
23.00 mi12:47:282:40:266:599:06
7:16
+0:07
24M
24.00 mi12:54:452:47:436:597:17
7:17
+0:01
40K
24.85 mi13:01:072:54:057:006:22
7:27
+0:10
25.2M
25.20 mi13:04:032:57:017:012:56
8:30
+1:03
Finish
26.22 mi13:11:173:04:157:027:14
7:06
-1:24

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

6:45 /mi

Average Pace

7:02 /mi

Slowest Pace

8:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:08:06

37% of race

Time at Steady Pace

1:29:20

48% of race

Time at Slower Pace

26:49

15% of race

Average Pace: 7:02 /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 mi10:28:0020:586:4520:58
6:45
#5203
10K
6.21 mi10:49:1442:126:4721:14
6:50
#5336
15K
9.32 mi11:10:301:03:286:4921:16
6:51
#5250
20K
12.43 mi11:32:001:24:586:5021:30
6:55
#5077
Half
13.11 mi11:36:381:29:366:504:38
6:47
#5032
25K
15.53 mi11:53:301:46:286:5116:52
6:57
#4755
30K
18.64 mi12:15:302:08:286:5322:00
7:05
#4363
20M
20.00 mi12:25:272:18:256:559:57
7:19
#4240
21M
21.00 mi12:33:012:25:596:577:34
7:34
#4032
35K
21.75 mi12:38:222:31:206:585:21
7:09
#3971
23M
23.00 mi12:47:282:40:266:599:06
7:16
#3794
24M
24.00 mi12:54:452:47:436:597:17
7:17
#3707
40K
24.85 mi13:01:072:54:057:006:22
7:27
#3659
25.2M
25.20 mi13:04:032:57:017:012:56
8:30
#3637
Finish
26.22 mi13:11:173:04:157:027:14
7:06
#3560
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5203480248025135(Top 20%)4711(Top 32%)4711(Top 234%)
10K6.21 mi3.10 mi5336-1334911-1094911-1095469(Top 21%)5012(Top 34%)5012(Top 249%)
15K9.32 mi3.11 mi5250+864846+654846+655135(Top 20%)4711(Top 32%)4711(Top 234%)
20K12.43 mi3.11 mi5077+1734691+1554691+1554751(Top 19%)4362(Top 30%)4362(Top 217%)
Half13.11 mi0.68 mi5032+454652+394652+394406(Top 17%)4072(Top 28%)4072(Top 203%)
25K15.53 mi2.42 mi4755+2774392+2604392+2604117(Top 16%)3791(Top 26%)3791(Top 189%)
30K18.64 mi3.11 mi4363+3924040+3524040+3523249(Top 13%)2993(Top 21%)2993(Top 149%)
20M20.00 mi1.36 mi4240+1233927+1133927+1133630(Top 14%)3277(Top 22%)3277(Top 163%)
21M21.00 mi1.00 mi4032+2083733+1943733+1942720(Top 11%)2469(Top 17%)2469(Top 123%)
35K21.75 mi0.75 mi3971+613672+613672+613585(Top 14%)3160(Top 22%)3160(Top 157%)
23M23.00 mi1.25 mi3794+1773510+1623510+1622798(Top 11%)2497(Top 17%)2497(Top 124%)
24M24.00 mi1.00 mi3707+873423+873423+873304(Top 13%)2838(Top 19%)2838(Top 141%)
40K24.85 mi0.85 mi3659+483372+513372+513293(Top 13%)2750(Top 19%)2750(Top 137%)
25.2M25.20 mi0.35 mi3637+223347+253347+254414(Top 17%)3400(Top 23%)3400(Top 169%)
Finish26.22 mi1.02 mi3560+773266+813266+813554(Top 14%)2901(Top 20%)2901(Top 144%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5135

Males

4711

M40-44

4711

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5469

Males

5012

M40-44

5012

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5135

Males

4711

M40-44

4711

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

4751

Males

4362

M40-44

4362

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4406

Males

4072

M40-44

4072

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4117

Males

3791

M40-44

3791

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3249

Males

2993

M40-44

2993

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3630

Males

3277

M40-44

3277

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2720

Males

2469

M40-44

2469

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3585

Males

3160

M40-44

3160

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

2798

Males

2497

M40-44

2497

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3304

Males

2838

M40-44

2838

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3293

Males

2750

M40-44

2750

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4414

Males

3400

M40-44

3400

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3554

Males

2901

M40-44

2901

Passing Analysis

Category:
Athletes Passed
2310
Passed By
667
Net Change
+1643
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5203
5K → 10K143276-133#5203#5336
10K → 15K17892+86#5336#5250
15K → 20K25077+173#5250#5077
20K → Half5611+45#5077#5032
Half → 25K31841+277#5032#4755
25K → 30K41523+392#4755#4363
30K → 20M15532+123#4363#4240
20M → 21M2179+208#4240#4032
21M → 35K8625+61#4032#3971
35K → 23M18710+177#3971#3794
23M → 24M10215+87#3794#3707
24M → 40K7628+48#3707#3659
40K → 25.2M3412+22#3659#3637
25.2M → Finish9316+77#3637#3560
TOTALS2310667+1643
📊

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