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BOSTON MARATHON 2023

Craig Barton

Bib: 23583•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M65-69)
#0 / 549
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:25
Rank: #23720
Start → 5K
31:25 | 10:07/mi
10K· 6.21 mi
1:03:28
Rank: #24096 (-376)
5K → 10K
32:03 | 10:19/mi
15K· 9.32 mi
1:36:20
Rank: #24301 (-205)
10K → 15K
32:52 | 10:35/mi
20K· 12.43 mi
2:08:36
Rank: #24113 (+188)
15K → 20K
32:16 | 10:23/mi
Half· 13.11 mi
2:15:34
Rank: #24082 (+31)
20K → Half
6:58 | 10:13/mi
25K· 15.53 mi
2:41:30
Rank: #23966 (+116)
Half → 25K
25:56 | 10:42/mi
30K· 18.64 mi
3:15:35
Rank: #23802 (+164)
25K → 30K
34:05 | 10:58/mi
20M
3:30:38
Rank: #23720 (+82)
30K → 20M
15:03 | 11:04/mi
21M
3:42:39
Rank: #23660 (+60)
20M → 21M
12:01 | 12:01/mi
35K· 21.75 mi
3:50:35
Rank: #23631 (+29)
21M → 35K
7:56 | 10:36/mi
23M
4:04:04
Rank: #23561 (+70)
35K → 23M
13:29 | 10:46/mi
24M
4:14:32
Rank: #23507 (+54)
23M → 24M
10:28 | 10:28/mi
40K· 24.85 mi
4:23:39
Rank: #23437 (+70)
24M → 40K
9:07 | 10:40/mi
25.2M
4:27:41
Rank: #23412 (+25)
40K → 25.2M
4:02 | 11:42/mi
Finish· 26.22 mi
4:38:22
Rank: #23397 (+15)
25.2M → Finish
10:41 | 10:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:34
Pace10:20 /mi
2nd Half
Distance13.11 mi
Time2:22:48
Pace10:54 /mi
📊Positive Split: 5.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:3231:2510:0731:25
10:07
-
10K
6.21 mi11:59:351:03:2810:1332:03
10:19
+0:12
15K
9.32 mi12:32:271:36:2010:2032:52
10:35
+0:16
20K
12.43 mi13:04:432:08:3610:2132:16
10:23
-0:12
Half
13.11 mi13:11:412:15:3410:206:58
10:13
-0:10
25K
15.53 mi13:37:372:41:3010:2425:56
10:42
+0:29
30K
18.64 mi14:11:423:15:3510:3034:05
10:58
+0:16
20M
20.00 mi14:26:453:30:3810:3215:03
11:04
+0:06
21M
21.00 mi14:38:463:42:3910:3612:01
12:01
+0:57
35K
21.75 mi14:46:423:50:3510:367:56
10:36
-1:25
23M
23.00 mi15:00:114:04:0410:3713:29
10:46
+0:10
24M
24.00 mi15:10:394:14:3210:3610:28
10:28
-0:18
40K
24.85 mi15:19:464:23:3910:369:07
10:40
+0:12
25.2M
25.20 mi15:23:484:27:4110:374:02
11:42
+1:02
Finish
26.22 mi15:34:294:38:2210:3710:41
10:29
-1:13

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

10:07 /mi

Average Pace

10:37 /mi

Slowest Pace

12:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:22:19

94% of race

Time at Steady Pace

4:02

1% of race

Time at Slower Pace

12:01

4% of race

Average Pace: 10:37 /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 mi11:27:3231:2510:0731:25
10:07
#23720
10K
6.21 mi11:59:351:03:2810:1332:03
10:19
#24096
15K
9.32 mi12:32:271:36:2010:2032:52
10:35
#24301
20K
12.43 mi13:04:432:08:3610:2132:16
10:23
#24113
Half
13.11 mi13:11:412:15:3410:206:58
10:13
#24082
25K
15.53 mi13:37:372:41:3010:2425:56
10:42
#23966
30K
18.64 mi14:11:423:15:3510:3034:05
10:58
#23802
20M
20.00 mi14:26:453:30:3810:3215:03
11:04
#23720
21M
21.00 mi14:38:463:42:3910:3612:01
12:01
#23660
35K
21.75 mi14:46:423:50:3510:367:56
10:36
#23631
23M
23.00 mi15:00:114:04:0410:3713:29
10:46
#23561
24M
24.00 mi15:10:394:14:3210:3610:28
10:28
#23507
40K
24.85 mi15:19:464:23:3910:369:07
10:40
#23437
25.2M
25.20 mi15:23:484:27:4110:374:02
11:42
#23412
Finish
26.22 mi15:34:294:38:2210:3710:41
10:29
#23397
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi23720139381393824596(Top 92%)14341(Top 94%)14341(Top 2612%)
10K6.21 mi3.10 mi24096-37614128-19014128-19024335(Top 91%)14232(Top 94%)14232(Top 2592%)
15K9.32 mi3.11 mi24301-20514224-9614224-9624596(Top 92%)14341(Top 94%)14341(Top 2612%)
20K12.43 mi3.11 mi24113+18814136+8814136+8823633(Top 89%)13907(Top 92%)13907(Top 2533%)
Half13.11 mi0.68 mi24082+3114115+2114115+2123713(Top 89%)13938(Top 92%)13938(Top 2539%)
25K15.53 mi2.42 mi23966+11614065+5014065+5023517(Top 88%)13813(Top 91%)13813(Top 2516%)
30K18.64 mi3.11 mi23802+16413971+9413971+9423045(Top 87%)13544(Top 89%)13544(Top 2467%)
20M20.00 mi1.36 mi23720+8213921+5013921+5022847(Top 86%)13392(Top 88%)13392(Top 2439%)
21M21.00 mi1.00 mi23660+6013888+3313888+3322793(Top 86%)13332(Top 88%)13332(Top 2428%)
35K21.75 mi0.75 mi23631+2913872+1613872+1622609(Top 85%)13206(Top 87%)13206(Top 2405%)
23M23.00 mi1.25 mi23561+7013835+3713835+3721926(Top 82%)12871(Top 85%)12871(Top 2344%)
24M24.00 mi1.00 mi23507+5413797+3813797+3821990(Top 83%)12871(Top 85%)12871(Top 2344%)
40K24.85 mi0.85 mi23437+7013752+4513752+4521650(Top 81%)12656(Top 83%)12656(Top 2305%)
25.2M25.20 mi0.35 mi23412+2513732+2013732+2022001(Top 83%)12837(Top 85%)12837(Top 2338%)
Finish26.22 mi1.02 mi23397+1513715+1713715+1722979(Top 86%)13319(Top 88%)13319(Top 2426%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

24596

Males

14341

M65-69

14341

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

24335

Males

14232

M65-69

14232

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

24596

Males

14341

M65-69

14341

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

23633

Males

13907

M65-69

13907

20K→Half

12.4 - 13.1 mi

Top 89%
×2stories
+19ft-37ft

Overall

23713

Males

13938

M65-69

13938

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

23517

Males

13813

M65-69

13813

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

23045

Males

13544

M65-69

13544

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

22847

Males

13392

M65-69

13392

20M→21M

20.0 - 21.0 mi

Top 86%
×8stories
+106ft-24ft

Overall

22793

Males

13332

M65-69

13332

21M→35K

21.0 - 21.8 mi

Top 85%
×7stories
+17ft-86ft

Overall

22609

Males

13206

M65-69

13206

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

21926

Males

12871

M65-69

12871

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

21990

Males

12871

M65-69

12871

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

21650

Males

12656

M65-69

12656

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

22001

Males

12837

M65-69

12837

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2stories
+22ft-21ft

Overall

22979

Males

13319

M65-69

13319

Passing Analysis

Category:
Athletes Passed
1243
Passed By
920
Net Change
+323
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23720
5K → 10K60436-376#23720#24096
10K → 15K52257-205#24096#24301
15K → 20K21325+188#24301#24113
20K → Half4110+31#24113#24082
Half → 25K15539+116#24082#23966
25K → 30K20137+164#23966#23802
30K → 20M10624+82#23802#23720
20M → 21M7616+60#23720#23660
21M → 35K378+29#23660#23631
35K → 23M8818+70#23631#23561
23M → 24M639+54#23561#23507
24M → 40K8010+70#23507#23437
40K → 25.2M316+25#23437#23412
25.2M → Finish4025+15#23412#23397
TOTALS1243920+323
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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