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BOSTON MARATHON 2023

Brandon Tower

Bib: 2505•M

WA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 19%
Division (M18-39)
#0 / 5285
Top 41%
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
6:12/mi
19:16
↑ 97↓ 3451.5%
10K· 6.21 mi
6:06/mi
38:14
↑ 79↓ 1380.4%
15K· 9.32 mi
6:06/mi
57:12
↑ 67↓ 78
20K· 12.43 mi
6:16/mi
1:16:41
↑ 106↓ 860.1%
Half· 13.11 mi
6:14/mi
1:20:56
↑ 19↓ 370.5%
25K· 15.53 mi
6:31/mi
1:36:43
↑ 66↓ 880.2%
30K· 18.64 mi
6:49/mi
1:57:55
↑ 181↓ 1480.2%
20M
7:05/mi
2:07:32
↑ 64↓ 500.2%
21M
7:45/mi
2:15:17
↑ 106↓ 241.6%
35K· 21.75 mi
6:57/mi
2:20:29
↑ 17↓ 861.7%
23M
7:37/mi
2:30:01
↑ 23↓ 630.6%
24M
7:54/mi
2:37:55
↓ 821.3%
40K· 24.85 mi
8:19/mi
2:45:02
↓ 200.3%
25.2M
9:02/mi
2:48:09
↑ 13↓ 160.2%
Finish· 26.22 mi
8:17/mi
2:56:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:56
Pace6:10 /mi
2nd Half
Distance13.11 mi
Time1:35:39
Pace7:18 /mi
📊Positive Split: 18.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1919:166:1219:16
6:12
-
10K
6.21 mi10:39:1738:146:0918:58
6:06
-0:06
15K
9.32 mi10:58:1557:126:0818:58
6:06
0:00
20K
12.43 mi11:17:441:16:416:1019:29
6:16
+0:10
Half
13.11 mi11:21:591:20:566:104:15
6:14
-0:02
25K
15.53 mi11:37:461:36:436:1415:47
6:31
+0:17
30K
18.64 mi11:58:581:57:556:2021:12
6:49
+0:18
20M
20.00 mi12:08:352:07:326:239:37
7:05
+0:16
21M
21.00 mi12:16:202:15:176:277:45
7:45
+0:40
35K
21.75 mi12:21:322:20:296:285:12
6:57
-0:48
23M
23.00 mi12:31:042:30:016:319:32
7:37
+0:40
24M
24.00 mi12:38:582:37:556:357:54
7:54
+0:17
40K
24.85 mi12:46:052:45:026:387:07
8:19
+0:25
25.2M
25.20 mi12:49:122:48:096:403:07
9:02
+0:43
Finish
26.22 mi12:57:382:56:356:448:26
8:17
-0:45

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

6:06 /mi

Average Pace

6:44 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:20:56

46% of race

Time at Steady Pace

51:48

29% of race

Time at Slower Pace

43:51

25% of race

Average Pace: 6:44 /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 mi10:20:1919:166:1219:16
6:12
#1140
10K
6.21 mi10:39:1738:146:0918:58
6:06
#1093
15K
9.32 mi10:58:1557:126:0818:58
6:06
#1055
20K
12.43 mi11:17:441:16:416:1019:29
6:16
#1077
Half
13.11 mi11:21:591:20:566:104:15
6:14
#1097
25K
15.53 mi11:37:461:36:436:1415:47
6:31
#1206
30K
18.64 mi11:58:581:57:556:2021:12
6:49
#1447
20M
20.00 mi12:08:352:07:326:239:37
7:05
#1591
21M
21.00 mi12:16:202:15:176:277:45
7:45
#1730
35K
21.75 mi12:21:322:20:296:285:12
6:57
#1820
23M
23.00 mi12:31:042:30:016:319:32
7:37
#2048
24M
24.00 mi12:38:582:37:556:357:54
7:54
#2307
40K
24.85 mi12:46:052:45:026:387:07
8:19
#2537
25.2M
25.20 mi12:49:122:48:096:403:07
9:02
#2680
Finish
26.22 mi12:57:382:56:356:448:26
8:17
#3082
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi114010781078986(Top 4%)937(Top 6%)937(Top 18%)
10K6.21 mi3.10 mi1093+471035+431035+431076(Top 4%)1021(Top 7%)1021(Top 19%)
15K9.32 mi3.11 mi1055+381001+341001+34986(Top 4%)937(Top 6%)937(Top 18%)
20K12.43 mi3.11 mi1077-221022-211022-211291(Top 5%)1234(Top 8%)1234(Top 23%)
Half13.11 mi0.68 mi1097-201042-201042-201533(Top 6%)1469(Top 10%)1469(Top 28%)
25K15.53 mi2.42 mi1206-1091151-1091151-1092220(Top 8%)2130(Top 14%)2130(Top 40%)
30K18.64 mi3.11 mi1447-2411383-2321383-2323134(Top 12%)2954(Top 19%)2954(Top 56%)
20M20.00 mi1.36 mi1591-1441520-1371520-1374446(Top 17%)4087(Top 27%)4087(Top 77%)
21M21.00 mi1.00 mi1730-1391656-1361656-1365854(Top 22%)5081(Top 33%)5081(Top 96%)
35K21.75 mi0.75 mi1820-901741-851741-855016(Top 19%)4491(Top 30%)4491(Top 85%)
23M23.00 mi1.25 mi2048-2281964-2231964-2237140(Top 27%)5900(Top 39%)5900(Top 112%)
24M24.00 mi1.00 mi2307-2592209-2452209-24510470(Top 39%)7625(Top 50%)7625(Top 144%)
40K24.85 mi0.85 mi2537-2302422-2132422-21312156(Top 46%)8366(Top 55%)8366(Top 158%)
25.2M25.20 mi0.35 mi2680-1432555-1332555-13312622(Top 47%)8535(Top 56%)8535(Top 161%)
Finish26.22 mi1.02 mi3082-4022919-3642919-36413896(Top 52%)9183(Top 61%)9183(Top 174%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21story building
+97ft-345ft

Overall

986

Males

937

M18-39

937

5K→10K

3.1 - 6.2 mi

Top 4%
×5story building
+79ft-138ft

Overall

1076

Males

1021

M18-39

1021

10K→15K

6.2 - 9.3 mi

Top 4%
×3story building
+67ft-78ft

Overall

986

Males

937

M18-39

937

15K→20K

9.3 - 12.4 mi

Top 5%
×5story building
+106ft-86ft

Overall

1291

Males

1234

M18-39

1234

20K→Half

12.4 - 13.1 mi

Top 6%
×2story building
+19ft-37ft

Overall

1533

Males

1469

M18-39

1469

Half→25K

13.1 - 15.5 mi

Top 8%
×4story building
+66ft-88ft

Overall

2220

Males

2130

M18-39

2130

25K→30K

15.5 - 18.6 mi

Top 12%
×9story building
+181ft-148ft

Overall

3134

Males

2954

M18-39

2954

30K→20M

18.6 - 20.0 mi

Top 17%
×5story building
+64ft-50ft

Overall

4446

Males

4087

M18-39

4087

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

5854

Males

5081

M18-39

5081

21M→35K

21.0 - 21.8 mi

Top 19%
×7story building
+17ft-86ft

Overall

5016

Males

4491

M18-39

4491

35K→23M

21.8 - 23.0 mi

Top 27%
×5story building
+23ft-63ft

Overall

7140

Males

5900

M18-39

5900

23M→24M

23.0 - 24.0 mi

Top 39%
×6story building
+12ft-82ft

Overall

10470

Males

7625

M18-39

7625

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

12156

Males

8366

M18-39

8366

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12622

Males

8535

M18-39

8535

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

13896

Males

9183

M18-39

9183

Passing Analysis

Category:
Athletes Passed
193
Passed By
2135
Net Change
-1942
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1140
5K → 10K8134+47#1140#1093
10K → 15K5315+38#1093#1055
15K → 20K1941-22#1055#1077
20K → Half121-20#1077#1097
Half → 25K8117-109#1097#1206
25K → 30K10251-241#1206#1447
30K → 20M1145-144#1447#1591
20M → 21M3142-139#1591#1730
21M → 35K494-90#1730#1820
35K → 23M7235-228#1820#2048
23M → 24M0259-259#2048#2307
24M → 40K2232-230#2307#2537
40K → 25.2M1144-143#2537#2680
25.2M → Finish3405-402#2680#3082
TOTALS1932135-1942
📊

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