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BOSTON MARATHON 2023

Jeffrey Bowman

Bib: 9277•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 41%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 45%
Division (M40-44)
#0 / 2241
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
7:15/mi
22:31
↑ 97↓ 3451.5%
10K· 6.21 mi
7:05/mi
44:32
↑ 79↓ 1380.4%
15K· 9.32 mi
7:01/mi
1:06:21
↑ 67↓ 78
20K· 12.43 mi
7:47/mi
1:30:32
↑ 106↓ 860.1%
Half· 13.11 mi
7:14/mi
1:35:28
↑ 19↓ 370.5%
25K· 15.53 mi
7:42/mi
1:54:08
↑ 66↓ 880.2%
30K· 18.64 mi
8:38/mi
2:20:57
↑ 181↓ 1480.2%
20M
8:42/mi
2:32:47
↑ 64↓ 500.2%
21M
8:27/mi
2:41:14
↑ 106↓ 241.6%
35K· 21.75 mi
9:48/mi
2:48:34
↑ 17↓ 861.7%
23M
8:14/mi
2:58:52
↑ 23↓ 630.6%
24M
7:52/mi
3:06:44
↓ 821.3%
40K· 24.85 mi
8:25/mi
3:13:56
↓ 200.3%
25.2M
8:51/mi
3:16:59
↑ 13↓ 160.2%
Finish· 26.22 mi
8:18/mi
3:25:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:28
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:49:58
Pace8:23 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:1322:317:1522:31
7:15
-
10K
6.21 mi11:10:1444:327:1022:01
7:05
-0:10
15K
9.32 mi11:32:031:06:217:0721:49
7:01
-0:04
20K
12.43 mi11:56:141:30:327:1724:11
7:47
+0:46
Half
13.11 mi12:01:101:35:287:174:56
7:14
-0:33
25K
15.53 mi12:19:501:54:087:2118:40
7:42
+0:28
30K
18.64 mi12:46:392:20:577:3426:49
8:38
+0:56
20M
20.00 mi12:58:292:32:477:3811:50
8:42
+0:04
21M
21.00 mi13:06:562:41:147:418:27
8:27
-0:15
35K
21.75 mi13:14:162:48:347:457:20
9:48
+1:21
23M
23.00 mi13:24:342:58:527:4710:18
8:14
-1:34
24M
24.00 mi13:32:263:06:447:477:52
7:52
-0:22
40K
24.85 mi13:39:383:13:567:487:12
8:25
+0:33
25.2M
25.20 mi13:42:413:16:597:493:03
8:51
+0:26
Finish
26.22 mi13:51:083:25:267:508:27
8:18
-0:33

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

7:01 /mi

Average Pace

7:50 /mi

Slowest Pace

9:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:08

56% of race

Time at Steady Pace

42:16

21% of race

Time at Slower Pace

49:02

24% of race

Average Pace: 7:50 /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 mi10:48:1322:317:1522:31
7:15
#7786
10K
6.21 mi11:10:1444:327:1022:01
7:05
#7546
15K
9.32 mi11:32:031:06:217:0721:49
7:01
#7233
20K
12.43 mi11:56:141:30:327:1724:11
7:47
#8139
Half
13.11 mi12:01:101:35:287:174:56
7:14
#8138
25K
15.53 mi12:19:501:54:087:2118:40
7:42
#8422
30K
18.64 mi12:46:392:20:577:3426:49
8:38
#9672
20M
20.00 mi12:58:292:32:477:3811:50
8:42
#10065
21M
21.00 mi13:06:562:41:147:418:27
8:27
#10033
35K
21.75 mi13:14:162:48:347:457:20
9:48
#10578
23M
23.00 mi13:24:342:58:527:4710:18
8:14
#10615
24M
24.00 mi13:32:263:06:447:477:52
7:52
#10592
40K
24.85 mi13:39:383:13:567:487:12
8:25
#10647
25.2M
25.20 mi13:42:413:16:597:493:03
8:51
#10658
Finish
26.22 mi13:51:083:25:267:508:27
8:18
#10798
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7786683668366709(Top 25%)6022(Top 40%)6022(Top 269%)
10K6.21 mi3.10 mi7546+2406671+1656671+1657366(Top 28%)6510(Top 43%)6510(Top 290%)
15K9.32 mi3.11 mi7233+3136422+2496422+2496709(Top 25%)6022(Top 40%)6022(Top 269%)
20K12.43 mi3.11 mi8139-9067034-6127034-61211584(Top 44%)8835(Top 58%)8835(Top 394%)
Half13.11 mi0.68 mi8138+17031+37031+38103(Top 30%)6975(Top 46%)6975(Top 311%)
25K15.53 mi2.42 mi8422-2847185-1547185-15410280(Top 39%)8143(Top 54%)8143(Top 363%)
30K18.64 mi3.11 mi9672-12507910-7257910-72515097(Top 57%)10080(Top 66%)10080(Top 450%)
20M20.00 mi1.36 mi10065-3938099-1898099-18914872(Top 56%)9929(Top 65%)9929(Top 443%)
21M21.00 mi1.00 mi10033+328053+468053+4610165(Top 38%)7695(Top 51%)7695(Top 343%)
35K21.75 mi0.75 mi10578-5458300-2478300-24720735(Top 78%)12350(Top 81%)12350(Top 551%)
23M23.00 mi1.25 mi10615-378288+128288+1211346(Top 43%)8147(Top 54%)8147(Top 364%)
24M24.00 mi1.00 mi10592+238253+358253+3510259(Top 39%)7532(Top 50%)7532(Top 336%)
40K24.85 mi0.85 mi10647-558255-28255-212802(Top 48%)8677(Top 57%)8677(Top 387%)
25.2M25.20 mi0.35 mi10658-118248+78248+711517(Top 43%)8031(Top 53%)8031(Top 358%)
Finish26.22 mi1.02 mi10798-1408286-388286-3814033(Top 53%)9252(Top 61%)9252(Top 413%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21story building
+97ft-345ft

Overall

6709

Males

6022

M40-44

6022

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

7366

Males

6510

M40-44

6510

10K→15K

6.2 - 9.3 mi

Top 25%
×3story building
+67ft-78ft

Overall

6709

Males

6022

M40-44

6022

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

11584

Males

8835

M40-44

8835

20K→Half

12.4 - 13.1 mi

Top 30%
×2story building
+19ft-37ft

Overall

8103

Males

6975

M40-44

6975

Half→25K

13.1 - 15.5 mi

Top 39%
×4story building
+66ft-88ft

Overall

10280

Males

8143

M40-44

8143

25K→30K

15.5 - 18.6 mi

Top 57%
×9story building
+181ft-148ft

Overall

15097

Males

10080

M40-44

10080

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

14872

Males

9929

M40-44

9929

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10165

Males

7695

M40-44

7695

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

20735

Males

12350

M40-44

12350

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

11346

Males

8147

M40-44

8147

23M→24M

23.0 - 24.0 mi

Top 39%
×6story building
+12ft-82ft

Overall

10259

Males

7532

M40-44

7532

24M→40K

24.0 - 24.9 mi

Top 48%
×1story
+6ft-20ft

Overall

12802

Males

8677

M40-44

8677

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11517

Males

8031

M40-44

8031

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

14033

Males

9252

M40-44

9252

Passing Analysis

Category:
Athletes Passed
1200
Passed By
4211
Net Change
-3012
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7786
5K → 10K363123+240#7786#7546
10K → 15K34330+313#7546#7233
15K → 20K9915-906#7233#8139
20K → Half2625+1#8139#8138
Half → 25K42326-284#8138#8422
25K → 30K191269-1250#8422#9672
30K → 20M25417-393#9672#10065
20M → 21M10068+32#10065#10033
21M → 35K6551-545#10033#10578
35K → 23M69106-37#10578#10615
23M → 24M8158+23#10615#10592
24M → 40K56111-55#10592#10647
40K → 25.2M2637-11#10647#10658
25.2M → Finish35175-140#10658#10798
TOTALS12004211-3012
📊

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