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BOSTON MARATHON 2023

Chris Bowers

Bib: 13278•M

IA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 36%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 40%
Division (M50-54)
#0 / 2052
Top 38%
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
7:25/mi
23:04
↑ 97↓ 3451.5%
10K· 6.21 mi
7:13/mi
45:29
↑ 79↓ 1380.4%
15K· 9.32 mi
7:14/mi
1:07:57
↑ 67↓ 78
20K· 12.43 mi
7:12/mi
1:30:20
↑ 106↓ 860.1%
Half· 13.11 mi
7:12/mi
1:35:15
↑ 19↓ 370.5%
25K· 15.53 mi
7:23/mi
1:53:09
↑ 66↓ 880.2%
30K· 18.64 mi
7:40/mi
2:16:58
↑ 181↓ 1480.2%
20M
7:55/mi
2:27:43
↑ 64↓ 500.2%
21M
8:42/mi
2:36:25
↑ 106↓ 241.6%
35K· 21.75 mi
8:03/mi
2:42:26
↑ 17↓ 861.7%
23M
8:26/mi
2:53:00
↑ 23↓ 630.6%
24M
8:31/mi
3:01:31
↓ 821.3%
40K· 24.85 mi
8:49/mi
3:09:03
↓ 200.3%
25.2M
9:54/mi
3:12:28
↑ 13↓ 160.2%
Finish· 26.22 mi
8:58/mi
3:21:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:15
Pace7:16 /mi
2nd Half
Distance13.11 mi
Time1:46:21
Pace8:07 /mi
📊Positive Split: 11.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2123:047:2523:04
7:25
-
10K
6.21 mi11:13:4645:297:1922:25
7:13
-0:12
15K
9.32 mi11:36:141:07:577:1722:28
7:14
+0:01
20K
12.43 mi11:58:371:30:207:1622:23
7:12
-0:02
Half
13.11 mi12:03:321:35:157:164:55
7:12
0:00
25K
15.53 mi12:21:261:53:097:1717:54
7:23
+0:11
30K
18.64 mi12:45:152:16:587:2123:49
7:40
+0:17
20M
20.00 mi12:56:002:27:437:2310:45
7:55
+0:15
21M
21.00 mi13:04:422:36:257:278:42
8:42
+0:47
35K
21.75 mi13:10:432:42:267:286:01
8:03
-0:39
23M
23.00 mi13:21:172:53:007:3110:34
8:26
+0:23
24M
24.00 mi13:29:483:01:317:348:31
8:31
+0:05
40K
24.85 mi13:37:203:09:037:367:32
8:49
+0:18
25.2M
25.20 mi13:40:453:12:287:383:25
9:54
+1:05
Finish
26.22 mi13:49:533:21:367:429:08
8:58
-0:56

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

7:12 /mi

Average Pace

7:42 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:09

56% of race

Time at Steady Pace

40:35

20% of race

Time at Slower Pace

47:52

24% of race

Average Pace: 7:41 /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 mi10:51:2123:047:2523:04
7:25
#9023
10K
6.21 mi11:13:4645:297:1922:25
7:13
#8579
15K
9.32 mi11:36:141:07:577:1722:28
7:14
#8386
20K
12.43 mi11:58:371:30:207:1622:23
7:12
#8030
Half
13.11 mi12:03:321:35:157:164:55
7:12
#8013
25K
15.53 mi12:21:261:53:097:1717:54
7:23
#7953
30K
18.64 mi12:45:152:16:587:2123:49
7:40
#8002
20M
20.00 mi12:56:002:27:437:2310:45
7:55
#8063
21M
21.00 mi13:04:422:36:257:278:42
8:42
#8260
35K
21.75 mi13:10:432:42:267:286:01
8:03
#8413
23M
23.00 mi13:21:172:53:007:3110:34
8:26
#8638
24M
24.00 mi13:29:483:01:317:348:31
8:31
#8875
40K
24.85 mi13:37:203:09:037:367:32
8:49
#9110
25.2M
25.20 mi13:40:453:12:287:383:25
9:54
#9258
Finish
26.22 mi13:49:533:21:367:429:08
8:58
#9617
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi9023761076108016(Top 30%)6934(Top 46%)6934(Top 338%)
10K6.21 mi3.10 mi8579+4447318+2927318+2928214(Top 31%)7092(Top 47%)7092(Top 346%)
15K9.32 mi3.11 mi8386+1937202+1167202+1168016(Top 30%)6934(Top 46%)6934(Top 338%)
20K12.43 mi3.11 mi8030+3566954+2486954+2487142(Top 27%)6320(Top 42%)6320(Top 308%)
Half13.11 mi0.68 mi8013+176940+146940+147913(Top 30%)6861(Top 45%)6861(Top 334%)
25K15.53 mi2.42 mi7953+606886+546886+547875(Top 30%)6725(Top 44%)6725(Top 328%)
30K18.64 mi3.11 mi8002-496877+96877+98411(Top 32%)6933(Top 46%)6933(Top 338%)
20M20.00 mi1.36 mi8063-616897-206897-209612(Top 36%)7528(Top 50%)7528(Top 367%)
21M21.00 mi1.00 mi8260-1977001-1047001-10411623(Top 44%)8390(Top 55%)8390(Top 409%)
35K21.75 mi0.75 mi8413-1537090-897090-8912370(Top 46%)8704(Top 57%)8704(Top 424%)
23M23.00 mi1.25 mi8638-2257205-1157205-11512814(Top 48%)8820(Top 58%)8820(Top 430%)
24M24.00 mi1.00 mi8875-2377314-1097314-10914532(Top 55%)9529(Top 63%)9529(Top 464%)
40K24.85 mi0.85 mi9110-2357439-1257439-12515104(Top 57%)9725(Top 64%)9725(Top 474%)
25.2M25.20 mi0.35 mi9258-1487505-667505-6616924(Top 64%)10501(Top 69%)10501(Top 512%)
Finish26.22 mi1.02 mi9617-3597682-1777682-17717757(Top 67%)10941(Top 72%)10941(Top 533%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21story building
+97ft-345ft

Overall

8016

Males

6934

M50-54

6934

5K→10K

3.1 - 6.2 mi

Top 31%
×5story building
+79ft-138ft

Overall

8214

Males

7092

M50-54

7092

10K→15K

6.2 - 9.3 mi

Top 30%
×3story building
+67ft-78ft

Overall

8016

Males

6934

M50-54

6934

15K→20K

9.3 - 12.4 mi

Top 27%
×5story building
+106ft-86ft

Overall

7142

Males

6320

M50-54

6320

20K→Half

12.4 - 13.1 mi

Top 30%
×2story building
+19ft-37ft

Overall

7913

Males

6861

M50-54

6861

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

7875

Males

6725

M50-54

6725

25K→30K

15.5 - 18.6 mi

Top 32%
×9story building
+181ft-148ft

Overall

8411

Males

6933

M50-54

6933

30K→20M

18.6 - 20.0 mi

Top 36%
×5story building
+64ft-50ft

Overall

9612

Males

7528

M50-54

7528

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

11623

Males

8390

M50-54

8390

21M→35K

21.0 - 21.8 mi

Top 46%
×7story building
+17ft-86ft

Overall

12370

Males

8704

M50-54

8704

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

12814

Males

8820

M50-54

8820

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

14532

Males

9529

M50-54

9529

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15104

Males

9725

M50-54

9725

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

16924

Males

10501

M50-54

10501

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2story building
+22ft-21ft

Overall

17757

Males

10941

M50-54

10941

Passing Analysis

Category:
Athletes Passed
1598
Passed By
2192
Net Change
-594
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9023
5K → 10K53490+444#9023#8579
10K → 15K24754+193#8579#8386
15K → 20K36913+356#8386#8030
20K → Half3013+17#8030#8013
Half → 25K11959+60#8013#7953
25K → 30K112161-49#7953#8002
30K → 20M71132-61#8002#8063
20M → 21M19216-197#8063#8260
21M → 35K16169-153#8260#8413
35K → 23M31256-225#8413#8638
23M → 24M22259-237#8638#8875
24M → 40K16251-235#8875#9110
40K → 25.2M4152-148#9110#9258
25.2M → Finish8367-359#9258#9617
TOTALS15982192-594
📊

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