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BOSTON MARATHON 2023

Mike Sego

Bib: 25613•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 37%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 41%
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
26:18
Rank: #17300
Start → 5K
26:18 | 8:28/mi
10K· 6.21 mi
48:23
Rank: #12562 (+4738)
5K → 10K
22:05 | 7:06/mi
15K· 9.32 mi
1:10:06
Rank: #10243 (+2319)
10K → 15K
21:43 | 6:59/mi
20K· 12.43 mi
1:33:08
Rank: #9771 (+472)
15K → 20K
23:02 | 7:25/mi
Half· 13.11 mi
1:38:06
Rank: #9690 (+81)
20K → Half
4:58 | 7:17/mi
25K· 15.53 mi
1:56:19
Rank: #9534 (+156)
Half → 25K
18:13 | 7:31/mi
30K· 18.64 mi
2:20:29
Rank: #9452 (+82)
25K → 30K
24:10 | 7:47/mi
20M
2:31:27
Rank: #9542 (-90)
30K → 20M
10:58 | 8:04/mi
21M
2:40:14
Rank: #9674 (-132)
20M → 21M
8:47 | 8:47/mi
35K· 21.75 mi
2:46:29
Rank: #9836 (-162)
21M → 35K
6:15 | 8:21/mi
23M
2:56:24
Rank: #9770 (+66)
35K → 23M
9:55 | 7:55/mi
24M
3:03:53
Rank: #9625 (+145)
23M → 24M
7:29 | 7:29/mi
40K· 24.85 mi
3:10:42
Rank: #9601 (+24)
24M → 40K
6:49 | 7:58/mi
25.2M
3:13:51
Rank: #9655 (-54)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:22:39
Rank: #9934 (-279)
25.2M → Finish
8:48 | 8:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:06
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:44:33
Pace7:59 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:5526:188:2826:18
8:28
-
10K
6.21 mi12:11:0048:237:4722:05
7:06
-1:22
15K
9.32 mi12:32:431:10:067:3121:43
6:59
-0:07
20K
12.43 mi12:55:451:33:087:3023:02
7:25
+0:26
Half
13.11 mi13:00:431:38:067:294:58
7:17
-0:08
25K
15.53 mi13:18:561:56:197:2918:13
7:31
+0:14
30K
18.64 mi13:43:062:20:297:3224:10
7:47
+0:16
20M
20.00 mi13:54:042:31:277:3410:58
8:04
+0:17
21M
21.00 mi14:02:512:40:147:388:47
8:47
+0:43
35K
21.75 mi14:09:062:46:297:396:15
8:21
-0:26
23M
23.00 mi14:19:012:56:247:409:55
7:55
-0:26
24M
24.00 mi14:26:303:03:537:407:29
7:29
-0:26
40K
24.85 mi14:33:193:10:427:406:49
7:58
+0:29
25.2M
25.20 mi14:36:283:13:517:423:09
9:08
+1:10
Finish
26.22 mi14:45:163:22:397:448:48
8:38
-0:30

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

6:59 /mi

Average Pace

7:44 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:30

48% of race

Time at Steady Pace

51:52

26% of race

Time at Slower Pace

53:17

26% of race

Average Pace: 7:44 /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 mi11:48:5526:188:2826:18
8:28
#17300
10K
6.21 mi12:11:0048:237:4722:05
7:06
#12562
15K
9.32 mi12:32:431:10:067:3121:43
6:59
#10243
20K
12.43 mi12:55:451:33:087:3023:02
7:25
#9771
Half
13.11 mi13:00:431:38:067:294:58
7:17
#9690
25K
15.53 mi13:18:561:56:197:2918:13
7:31
#9534
30K
18.64 mi13:43:062:20:297:3224:10
7:47
#9452
20M
20.00 mi13:54:042:31:277:3410:58
8:04
#9542
21M
21.00 mi14:02:512:40:147:388:47
8:47
#9674
35K
21.75 mi14:09:062:46:297:396:15
8:21
#9836
23M
23.00 mi14:19:012:56:247:409:55
7:55
#9770
24M
24.00 mi14:26:303:03:537:407:29
7:29
#9625
40K
24.85 mi14:33:193:10:427:406:49
7:58
#9601
25.2M
25.20 mi14:36:283:13:517:423:09
9:08
#9655
Finish
26.22 mi14:45:163:22:397:448:48
8:38
#9934
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1730011149111496499(Top 24%)5858(Top 39%)5858(Top 261%)
10K6.21 mi3.10 mi12562+47389353+17969353+17967501(Top 28%)6603(Top 44%)6603(Top 295%)
15K9.32 mi3.11 mi10243+23198296+10578296+10576499(Top 24%)5858(Top 39%)5858(Top 261%)
20K12.43 mi3.11 mi9771+4728022+2748022+2748616(Top 32%)7270(Top 48%)7270(Top 324%)
Half13.11 mi0.68 mi9690+817975+477975+478447(Top 32%)7186(Top 47%)7186(Top 321%)
25K15.53 mi2.42 mi9534+1567858+1177858+1178880(Top 33%)7360(Top 48%)7360(Top 328%)
30K18.64 mi3.11 mi9452+827770+887770+889197(Top 35%)7390(Top 49%)7390(Top 330%)
20M20.00 mi1.36 mi9542-907806-367806-3610774(Top 40%)8134(Top 54%)8134(Top 363%)
21M21.00 mi1.00 mi9674-1327868-627868-6212129(Top 46%)8634(Top 57%)8634(Top 385%)
35K21.75 mi0.75 mi9836-1627936-687936-6814381(Top 54%)9576(Top 63%)9576(Top 427%)
23M23.00 mi1.25 mi9770+667860+767860+769200(Top 35%)7068(Top 47%)7068(Top 315%)
24M24.00 mi1.00 mi9625+1457760+1007760+1007597(Top 29%)6076(Top 40%)6076(Top 271%)
40K24.85 mi0.85 mi9601+247720+407720+409847(Top 37%)7263(Top 48%)7263(Top 324%)
25.2M25.20 mi0.35 mi9655-547732-127732-1213188(Top 50%)8829(Top 58%)8829(Top 394%)
Finish26.22 mi1.02 mi9934-2797856-1247856-12416134(Top 61%)10216(Top 67%)10216(Top 456%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6499

Males

5858

M40-44

5858

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7501

Males

6603

M40-44

6603

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6499

Males

5858

M40-44

5858

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

8616

Males

7270

M40-44

7270

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

8447

Males

7186

M40-44

7186

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8880

Males

7360

M40-44

7360

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

9197

Males

7390

M40-44

7390

30K→20M

18.6 - 20.0 mi

Top 40%
×5stories
+64ft-50ft

Overall

10774

Males

8134

M40-44

8134

20M→21M

20.0 - 21.0 mi

Top 46%
×8stories
+106ft-24ft

Overall

12129

Males

8634

M40-44

8634

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

14381

Males

9576

M40-44

9576

35K→23M

21.8 - 23.0 mi

Top 35%
×5stories
+23ft-63ft

Overall

9200

Males

7068

M40-44

7068

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

7597

Males

6076

M40-44

6076

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9847

Males

7263

M40-44

7263

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

13188

Males

8829

M40-44

8829

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×2stories
+22ft-21ft

Overall

16134

Males

10216

M40-44

10216

Passing Analysis

Category:
Athletes Passed
8536*
Passed By
1170
Net Change
+7366
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17300
5K → 10K47402+4738#17300#12562
10K → 15K23201+2319#12562#10243
15K → 20K486*14+472#10243#9771
20K → Half854+81#9771#9690
Half → 25K20044+156#9690#9534
25K → 30K209*127+82#9534#9452
30K → 20M57147-90#9452#9542
20M → 21M43175-132#9542#9674
21M → 35K15177-162#9674#9836
35K → 23M12155+66#9836#9770
23M → 24M1527+145#9770#9625
24M → 40K66*42+24#9625#9601
40K → 25.2M2781-54#9601#9655
25.2M → Finish15294-279#9655#9934
TOTALS8536*1170+7366

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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