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BOSTON MARATHON 2023

Brian Nequist

Bib: 13231•M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 39%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 43%
Division (M50-54)
#0 / 2052
Top 44%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:45/mi
24:06
↑ 97↓ 3451.5%
10K· 6.21 mi
7:29/mi
47:21
↑ 79↓ 1380.4%
15K· 9.32 mi
7:33/mi
1:10:49
↑ 67↓ 78
20K· 12.43 mi
7:39/mi
1:34:36
↑ 106↓ 860.1%
Half· 13.11 mi
7:29/mi
1:39:42
↑ 19↓ 370.5%
25K· 15.53 mi
7:37/mi
1:58:11
↑ 66↓ 880.2%
30K· 18.64 mi
7:53/mi
2:22:42
↑ 181↓ 1480.2%
20M
8:00/mi
2:33:34
↑ 64↓ 500.2%
21M
8:39/mi
2:42:13
↑ 106↓ 241.6%
35K· 21.75 mi
8:04/mi
2:48:15
↑ 17↓ 861.7%
23M
8:03/mi
2:58:20
↑ 23↓ 630.6%
24M
7:56/mi
3:06:16
↓ 821.3%
40K· 24.85 mi
8:08/mi
3:13:13
↓ 200.3%
25.2M
9:08/mi
3:16:22
↑ 13↓ 160.2%
Finish· 26.22 mi
7:48/mi
3:24:19
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:42
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:44:37
Pace7:59 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5324:067:4524:06
7:45
-
10K
6.21 mi11:16:0847:217:3723:15
7:29
-0:16
15K
9.32 mi11:39:361:10:497:3623:28
7:33
+0:04
20K
12.43 mi12:03:231:34:367:3723:47
7:39
+0:06
Half
13.11 mi12:08:291:39:427:365:06
7:29
-0:10
25K
15.53 mi12:26:581:58:117:3618:29
7:37
+0:08
30K
18.64 mi12:51:292:22:427:3924:31
7:53
+0:16
20M
20.00 mi13:02:212:33:347:4110:52
8:00
+0:07
21M
21.00 mi13:11:002:42:137:438:39
8:39
+0:39
35K
21.75 mi13:17:022:48:157:446:02
8:04
-0:35
23M
23.00 mi13:27:072:58:207:4510:05
8:03
-0:01
24M
24.00 mi13:35:033:06:167:467:56
7:56
-0:07
40K
24.85 mi13:42:003:13:137:466:57
8:08
+0:12
25.2M
25.20 mi13:45:093:16:227:483:09
9:08
+1:00
Finish
26.22 mi13:53:063:24:197:487:57
7:48
-1:20

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

7:29 /mi

Average Pace

7:48 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:05

46% of race

Time at Steady Pace

1:31:29

45% of race

Time at Slower Pace

18:45

9% of race

Average Pace: 7:48 /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 mi10:52:5324:067:4524:06
7:45
#11965
10K
6.21 mi11:16:0847:217:3723:15
7:29
#11097
15K
9.32 mi11:39:361:10:497:3623:28
7:33
#10906
20K
12.43 mi12:03:231:34:367:3723:47
7:39
#10807
Half
13.11 mi12:08:291:39:427:365:06
7:29
#10758
25K
15.53 mi12:26:581:58:117:3618:29
7:37
#10548
30K
18.64 mi12:51:292:22:427:3924:31
7:53
#10396
20M
20.00 mi13:02:212:33:347:4110:52
8:00
#10387
21M
21.00 mi13:11:002:42:137:438:39
8:39
#10421
35K
21.75 mi13:17:022:48:157:446:02
8:04
#10469
23M
23.00 mi13:27:072:58:207:4510:05
8:03
#10423
24M
24.00 mi13:35:033:06:167:467:56
7:56
#10426
40K
24.85 mi13:42:003:13:137:466:57
8:08
#10427
25.2M
25.20 mi13:45:093:16:227:483:09
9:08
#10469
Finish
26.22 mi13:53:063:24:197:487:57
7:48
#10451
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi119659097909710587(Top 40%)8444(Top 56%)8444(Top 412%)
10K6.21 mi3.10 mi11097+8688705+3928705+39210309(Top 39%)8333(Top 55%)8333(Top 406%)
15K9.32 mi3.11 mi10906+1918610+958610+9510587(Top 40%)8444(Top 56%)8444(Top 412%)
20K12.43 mi3.11 mi10807+998544+668544+6610549(Top 40%)8363(Top 55%)8363(Top 408%)
Half13.11 mi0.68 mi10758+498523+218523+219998(Top 38%)8108(Top 53%)8108(Top 395%)
25K15.53 mi2.42 mi10548+2108416+1078416+1079727(Top 37%)7840(Top 52%)7840(Top 382%)
30K18.64 mi3.11 mi10396+1528282+1348282+13410059(Top 38%)7856(Top 52%)7856(Top 383%)
20M20.00 mi1.36 mi10387+98259+238259+2310220(Top 38%)7873(Top 52%)7873(Top 384%)
21M21.00 mi1.00 mi10421-348248+118248+1111332(Top 43%)8265(Top 54%)8265(Top 403%)
35K21.75 mi0.75 mi10469-488252-48252-412532(Top 47%)8783(Top 58%)8783(Top 428%)
23M23.00 mi1.25 mi10423+468199+538199+5310117(Top 38%)7548(Top 50%)7548(Top 368%)
24M24.00 mi1.00 mi10426-38167+328167+3210754(Top 40%)7777(Top 51%)7777(Top 379%)
40K24.85 mi0.85 mi10427-18141+268141+2610862(Top 41%)7769(Top 51%)7769(Top 379%)
25.2M25.20 mi0.35 mi10469-428151-108151-1013195(Top 50%)8836(Top 58%)8836(Top 431%)
Finish26.22 mi1.02 mi10451+188114+378114+3710667(Top 40%)7632(Top 50%)7632(Top 372%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21story building
+97ft-345ft

Overall

10587

Males

8444

M50-54

8444

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

10309

Males

8333

M50-54

8333

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+67ft-78ft

Overall

10587

Males

8444

M50-54

8444

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

10549

Males

8363

M50-54

8363

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

9998

Males

8108

M50-54

8108

Half→25K

13.1 - 15.5 mi

Top 37%
×4story building
+66ft-88ft

Overall

9727

Males

7840

M50-54

7840

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

10059

Males

7856

M50-54

7856

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

10220

Males

7873

M50-54

7873

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

11332

Males

8265

M50-54

8265

21M→35K

21.0 - 21.8 mi

Top 47%
×7story building
+17ft-86ft

Overall

12532

Males

8783

M50-54

8783

35K→23M

21.8 - 23.0 mi

Top 38%
×5story building
+23ft-63ft

Overall

10117

Males

7548

M50-54

7548

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

10754

Males

7777

M50-54

7777

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

10862

Males

7769

M50-54

7769

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

13195

Males

8836

M50-54

8836

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2story building
+22ft-21ft

Overall

10667

Males

7632

M50-54

7632

Passing Analysis

Category:
Athletes Passed
2494*
Passed By
980
Net Change
+1514
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11965
5K → 10K93365+868#11965#11097
10K → 15K27988+191#11097#10906
15K → 20K209110+99#10906#10807
20K → Half589+49#10807#10758
Half → 25K23828+210#10758#10548
25K → 30K24391+152#10548#10396
30K → 20M72*63+9#10396#10387
20M → 21M86120-34#10387#10421
21M → 35K3381-48#10421#10469
35K → 23M10155+46#10469#10423
23M → 24M6669-3#10423#10426
24M → 40K6667-1#10426#10427
40K → 25.2M2163-42#10427#10469
25.2M → Finish8971+18#10469#10451
TOTALS2494*980+1514

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

📊

Passing Visuals

Category:
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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