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BOSTON MARATHON 2023

Brian Wells

MN

Bib: 1555 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 25%
Gender (Male)
#0 / 15176
Top 39%
Masters (Masters Men)
#0 / 9891
Top 25%
Division (M45-49)
#0 / 2252
Top 33%
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
6:33/mi
20:20
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:29/mi
40:28
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:38/mi
1:01:03
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:50/mi
1:22:17
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:58/mi
1:27:02
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:07/mi
1:44:18
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:43/mi
2:08:18
↑ 181↓ 1480.2%
138 ft elev
20M
8:17/mi
2:19:34
↑ 64↓ 500.2%
148 ft elev
21M
8:17/mi
2:27:51
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:08/mi
2:33:56
↑ 17↓ 861.7%
156 ft elev
23M
8:25/mi
2:44:28
↑ 23↓ 630.6%
116 ft elev
24M
8:23/mi
2:52:51
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:26/mi
3:00:04
↓ 200.3%
20 ft elev
25.2M
8:54/mi
3:03:08
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:07/mi
3:11:24
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:27:026:38 /mi⚡ faster
2nd Half
1:44:227:58 /mi+19.9%
Positive split — 19.9% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
20:206:333.11 mi20:20
6:33
-
10K
40:286:313.10 mi20:08
6:29
-0:04
15K
1:01:036:333.11 mi20:35
6:38
+0:09
20K
1:22:176:373.11 mi21:14
6:50
+0:12
Half(13.11 mi)
1:27:026:380.68 mi4:45
6:58
+0:08
25K
1:44:186:432.42 mi17:16
7:07
+0:09
30K
2:08:186:533.11 mi24:00
7:43
+0:36
20M
2:19:346:591.36 mi11:16
8:17
+0:34
21M
2:27:517:021.00 mi8:17
8:17
0:00
35K
2:33:567:050.75 mi6:05
8:08
-0:09
23M
2:44:287:091.25 mi10:32
8:25
+0:17
24M
2:52:517:121.00 mi8:23
8:23
-0:02
40K
3:00:047:150.85 mi7:13
8:26
+0:03
25.2M
3:03:087:160.35 mi3:04
8:54
+0:28
Finish(26.22 mi)
3:11:247:181.02 mi8:16
8:07
-0:47
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

6:29 /mi

Average Pace

7:18 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:08:18

67% of race

Time at Steady Pace

1:00:02

31% of race

Time at Slower Pace

3:04

2% of race

Average Pace: 7:18 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi253224172417352233363336
10K3.10 mi2602-702482-652482-65268825712571
15K3.11 mi2825-2232697-2152697-215352233363336
20K3.11 mi3228-4033073-3763073-376477644384438
Half(13.11 mi)0.68 mi3388-1603217-1443217-144634457545754
25K2.42 mi3903-5153677-4603677-460623856155615
30K3.11 mi5030-11274666-9894666-989881071597159
20M1.36 mi5533-5035085-4195085-4191226888048804
21M1.00 mi5652-1195179-945179-94918671617161
35K0.75 mi5843-1915316-1375316-1371293789358935
23M1.25 mi6110-2675506-1905506-1901262887378737
24M1.00 mi6336-2265663-1575663-1571371091699169
40K0.85 mi6499-1635769-1065769-1061292087268726
25.2M0.35 mi6555-565800-315800-311177281158115
Finish(26.22 mi)1.02 mi6739-1845913-1135913-1131281486688668

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21story building
+97ft-345ft

Overall

3522

Males

3336

M45-49

3336

5K→10K

3.1 - 6.2 mi

Top 10%
×5story building
+79ft-138ft

Overall

2688

Males

2571

M45-49

2571

10K→15K

6.2 - 9.3 mi

Top 13%
×3story building
+67ft-78ft

Overall

3522

Males

3336

M45-49

3336

15K→20K

9.3 - 12.4 mi

Top 18%
×5story building
+106ft-86ft

Overall

4776

Males

4438

M45-49

4438

20K→Half

12.4 - 13.1 mi

Top 24%
×2story building
+19ft-37ft

Overall

6344

Males

5754

M45-49

5754

Half→25K

13.1 - 15.5 mi

Top 23%
×4story building
+66ft-88ft

Overall

6238

Males

5615

M45-49

5615

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

8810

Males

7159

M45-49

7159

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

12268

Males

8804

M45-49

8804

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

9186

Males

7161

M45-49

7161

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

12937

Males

8935

M45-49

8935

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

12628

Males

8737

M45-49

8737

23M→24M

23.0 - 24.0 mi

Top 51%
×6story building
+12ft-82ft

Overall

13710

Males

9169

M45-49

9169

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

12920

Males

8726

M45-49

8726

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11772

Males

8115

M45-49

8115

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2story building
+22ft-21ft

Overall

12814

Males

8668

M45-49

8668

Passing Analysis

Category:
Passed
278
Passed By
4485
Net Change
-4207
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2532
5K → 10K105175-70#2532#2602
10K → 15K25248-223#2602#2825
15K → 20K12415-403#2825#3228
20K → Half0160-160#3228#3388
Half → 25K14529-515#3388#3903
25K → 30K81135-1127#3903#5030
30K → 20M7510-503#5030#5533
20M → 21M21140-119#5533#5652
21M → 35K7198-191#5652#5843
35K → 23M18285-267#5843#6110
23M → 24M20246-226#6110#6336
24M → 40K14177-163#6336#6499
40K → 25.2M965-56#6499#6555
25.2M → Finish18202-184#6555#6739
TOTALS2784485-4207

Passing Charts

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