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BOSTON MARATHON 2023

Joseph Flynn

Bib: 26393•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
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
10:26/mi
32:26
↑ 97↓ 3451.5%
10K· 6.21 mi
10:31/mi
1:05:06
↑ 79↓ 1380.4%
15K· 9.32 mi
9:12/mi
1:33:41
↑ 67↓ 78
20K· 12.43 mi
9:31/mi
2:03:14
↑ 106↓ 860.1%
Half· 13.11 mi
9:05/mi
2:09:26
↑ 19↓ 370.5%
25K· 15.53 mi
9:37/mi
2:32:46
↑ 66↓ 880.2%
30K· 18.64 mi
10:23/mi
3:05:03
↑ 181↓ 1480.2%
20M
10:55/mi
3:19:53
↑ 64↓ 500.2%
21M
11:52/mi
3:31:45
↑ 106↓ 241.6%
35K· 21.75 mi
9:24/mi
3:38:47
↑ 17↓ 861.7%
23M
10:32/mi
3:51:58
↑ 23↓ 630.6%
24M
11:06/mi
4:03:04
↓ 821.3%
40K· 24.85 mi
11:42/mi
4:13:04
↓ 200.3%
25.2M
15:51/mi
4:18:32
↑ 13↓ 160.2%
Finish· 26.22 mi
9:54/mi
4:28:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:26
Pace9:52 /mi
2nd Half
Distance13.11 mi
Time2:19:11
Pace10:37 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:1732:2610:2632:26
10:26
-
10K
6.21 mi12:25:571:05:0610:2932:40
10:31
+0:05
15K
9.32 mi12:54:321:33:4110:0328:35
9:12
-1:19
20K
12.43 mi13:24:052:03:149:5529:33
9:31
+0:19
Half
13.11 mi13:30:172:09:269:526:12
9:05
-0:26
25K
15.53 mi13:53:372:32:469:5023:20
9:37
+0:32
30K
18.64 mi14:25:543:05:039:5632:17
10:23
+0:46
20M
20.00 mi14:40:443:19:5310:0014:50
10:55
+0:32
21M
21.00 mi14:52:363:31:4510:0511:52
11:52
+0:57
35K
21.75 mi14:59:383:38:4710:047:02
9:24
-2:28
23M
23.00 mi15:12:493:51:5810:0513:11
10:32
+1:08
24M
24.00 mi15:23:554:03:0410:0811:06
11:06
+0:34
40K
24.85 mi15:33:554:13:0410:1110:00
11:42
+0:36
25.2M
25.20 mi15:39:234:18:3210:165:28
15:51
+4:09
Finish
26.22 mi15:49:284:28:3710:1510:05
9:54
-5:57

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

9:05 /mi

Average Pace

10:15 /mi

Slowest Pace

15:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:42

35% of race

Time at Steady Pace

2:26:35

55% of race

Time at Slower Pace

27:20

10% of race

Average Pace: 10:15 /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 mi11:53:1732:2610:2632:26
10:26
#24558
10K
6.21 mi12:25:571:05:0610:2932:40
10:31
#24675
15K
9.32 mi12:54:321:33:4110:0328:35
9:12
#23703
20K
12.43 mi13:24:052:03:149:5529:33
9:31
#23236
Half
13.11 mi13:30:172:09:269:526:12
9:05
#23106
25K
15.53 mi13:53:372:32:469:5023:20
9:37
#22796
30K
18.64 mi14:25:543:05:039:5632:17
10:23
#22628
20M
20.00 mi14:40:443:19:5310:0014:50
10:55
#22623
21M
21.00 mi14:52:363:31:4510:0511:52
11:52
#22626
35K
21.75 mi14:59:383:38:4710:047:02
9:24
#22513
23M
23.00 mi15:12:493:51:5810:0513:11
10:32
#22450
24M
24.00 mi15:23:554:03:0410:0811:06
11:06
#22486
40K
24.85 mi15:33:554:13:0410:1110:00
11:42
#22529
25.2M
25.20 mi15:39:234:18:3210:165:28
15:51
#22656
Finish
26.22 mi15:49:284:28:3710:1510:05
9:54
#22609
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi24558143421434221302(Top 80%)12882(Top 85%)12882(Top 575%)
10K6.21 mi3.10 mi24675-11714403-6114403-6124700(Top 93%)14399(Top 95%)14399(Top 643%)
15K9.32 mi3.11 mi23703+97213956+44713956+44721302(Top 80%)12882(Top 85%)12882(Top 575%)
20K12.43 mi3.11 mi23236+46713739+21713739+21721592(Top 81%)13001(Top 86%)13001(Top 580%)
Half13.11 mi0.68 mi23106+13013677+6213677+6220786(Top 78%)12653(Top 83%)12653(Top 565%)
25K15.53 mi2.42 mi22796+31013523+15413523+15421200(Top 80%)12799(Top 84%)12799(Top 571%)
30K18.64 mi3.11 mi22628+16813410+11313410+11321973(Top 83%)13061(Top 86%)13061(Top 583%)
20M20.00 mi1.36 mi22623+513396+1413396+1422546(Top 85%)13253(Top 87%)13253(Top 591%)
21M21.00 mi1.00 mi22626-313390+613390+622517(Top 85%)13207(Top 87%)13207(Top 589%)
35K21.75 mi0.75 mi22513+11313342+4813342+4819547(Top 73%)11853(Top 78%)11853(Top 529%)
23M23.00 mi1.25 mi22450+6313304+3813304+3821385(Top 80%)12636(Top 83%)12636(Top 564%)
24M24.00 mi1.00 mi22486-3613311-713311-723221(Top 87%)13448(Top 89%)13448(Top 600%)
40K24.85 mi0.85 mi22529-4313322-1113322-1123491(Top 88%)13534(Top 89%)13534(Top 604%)
25.2M25.20 mi0.35 mi22656-12713371-4913371-4926065(Top 98%)14846(Top 98%)14846(Top 662%)
Finish26.22 mi1.02 mi22609+4713342+2913342+2921460(Top 81%)12620(Top 83%)12620(Top 563%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21story building
+97ft-345ft

Overall

21302

Males

12882

M40-44

12882

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

24700

Males

14399

M40-44

14399

10K→15K

6.2 - 9.3 mi

Top 80%
×3story building
+67ft-78ft

Overall

21302

Males

12882

M40-44

12882

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

21592

Males

13001

M40-44

13001

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

20786

Males

12653

M40-44

12653

Half→25K

13.1 - 15.5 mi

Top 80%
×4story building
+66ft-88ft

Overall

21200

Males

12799

M40-44

12799

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

21973

Males

13061

M40-44

13061

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

22546

Males

13253

M40-44

13253

20M→21M

20.0 - 21.0 mi

Top 85%
×8story building
+106ft-24ft

Overall

22517

Males

13207

M40-44

13207

21M→35K

21.0 - 21.8 mi

Top 73%
×7story building
+17ft-86ft

Overall

19547

Males

11853

M40-44

11853

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

21385

Males

12636

M40-44

12636

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

23221

Males

13448

M40-44

13448

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23491

Males

13534

M40-44

13534

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

26065

Males

14846

M40-44

14846

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2story building
+22ft-21ft

Overall

21460

Males

12620

M40-44

12620

Passing Analysis

Category:
Athletes Passed
2649
Passed By
700
Net Change
+1949
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24558
5K → 10K144261-117#24558#24675
10K → 15K9720+972#24675#23703
15K → 20K4736+467#23703#23236
20K → Half1311+130#23236#23106
Half → 25K3122+310#23106#22796
25K → 30K20638+168#22796#22628
30K → 20M6055+5#22628#22623
20M → 21M5457-3#22623#22626
21M → 35K1141+113#22626#22513
35K → 23M8623+63#22513#22450
23M → 24M2056-36#22450#22486
24M → 40K1659-43#22486#22529
40K → 25.2M1128-127#22529#22656
25.2M → Finish6013+47#22656#22609
TOTALS2649700+1949
📊

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