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BOSTON MARATHON 2023

Mark Barbee

Bib: 20496•M

NV

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
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
8:42/mi
27:02
↑ 97↓ 3451.5%
10K· 6.21 mi
8:45/mi
54:13
↑ 79↓ 1380.4%
15K· 9.32 mi
8:56/mi
1:21:57
↑ 67↓ 78
20K· 12.43 mi
8:55/mi
1:49:39
↑ 106↓ 860.1%
Half· 13.11 mi
8:46/mi
1:55:38
↑ 19↓ 370.5%
25K· 15.53 mi
8:52/mi
2:17:08
↑ 66↓ 880.2%
30K· 18.64 mi
9:06/mi
2:45:23
↑ 181↓ 1480.2%
20M
10:03/mi
2:59:03
↑ 64↓ 500.2%
21M
9:56/mi
3:08:59
↑ 106↓ 241.6%
35K· 21.75 mi
8:53/mi
3:15:38
↑ 17↓ 861.7%
23M
10:39/mi
3:28:58
↑ 23↓ 630.6%
24M
10:11/mi
3:39:09
↓ 821.3%
40K· 24.85 mi
12:00/mi
3:49:25
↓ 200.3%
25.2M
11:01/mi
3:53:13
↑ 13↓ 160.2%
Finish· 26.22 mi
10:04/mi
4:03:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:38
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time2:07:51
Pace9:45 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:3027:028:4227:02
8:42
-
10K
6.21 mi11:48:4154:138:4427:11
8:45
+0:03
15K
9.32 mi12:16:251:21:578:4827:44
8:56
+0:11
20K
12.43 mi12:44:071:49:398:4927:42
8:55
-0:01
Half
13.11 mi12:50:061:55:388:495:59
8:46
-0:09
25K
15.53 mi13:11:362:17:088:5021:30
8:52
+0:06
30K
18.64 mi13:39:512:45:238:5228:15
9:06
+0:14
20M
20.00 mi13:53:312:59:038:5713:40
10:03
+0:57
21M
21.00 mi14:03:273:08:599:009:56
9:56
-0:07
35K
21.75 mi14:10:063:15:389:006:39
8:53
-1:03
23M
23.00 mi14:23:263:28:589:0513:20
10:39
+1:46
24M
24.00 mi14:33:373:39:099:0810:11
10:11
-0:28
40K
24.85 mi14:43:533:49:259:1410:16
12:00
+1:49
25.2M
25.20 mi14:47:413:53:139:153:48
11:01
-0:59
Finish
26.22 mi14:57:574:03:299:1810:16
10:04
-0:57

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

8:42 /mi

Average Pace

9:18 /mi

Slowest Pace

12:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:52:02

71% of race

Time at Slower Pace

1:11:27

29% of race

Average Pace: 9:17 /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 mi11:21:3027:028:4227:02
8:42
#18896
10K
6.21 mi11:48:4154:138:4427:11
8:45
#19281
15K
9.32 mi12:16:251:21:578:4827:44
8:56
#19565
20K
12.43 mi12:44:071:49:398:4927:42
8:55
#19438
Half
13.11 mi12:50:061:55:388:495:59
8:46
#19435
25K
15.53 mi13:11:362:17:088:5021:30
8:52
#19243
30K
18.64 mi13:39:512:45:238:5228:15
9:06
#18959
20M
20.00 mi13:53:312:59:038:5713:40
10:03
#19129
21M
21.00 mi14:03:273:08:599:009:56
9:56
#19054
35K
21.75 mi14:10:063:15:389:006:39
8:53
#18985
23M
23.00 mi14:23:263:28:589:0513:20
10:39
#19233
24M
24.00 mi14:33:373:39:099:0810:11
10:11
#19369
40K
24.85 mi14:43:533:49:259:1410:16
12:00
#19703
25.2M
25.20 mi14:47:413:53:139:153:48
11:01
#19720
Finish
26.22 mi14:57:574:03:299:1810:16
10:04
#19829
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi18896117401174020163(Top 76%)12382(Top 82%)12382(Top 1115%)
10K6.21 mi3.10 mi19281-38511935-19511935-19519672(Top 74%)12159(Top 80%)12159(Top 1095%)
15K9.32 mi3.11 mi19565-28412056-12112056-12120163(Top 76%)12382(Top 82%)12382(Top 1115%)
20K12.43 mi3.11 mi19438+12712026+3012026+3019278(Top 72%)12003(Top 79%)12003(Top 1081%)
Half13.11 mi0.68 mi19435+312029-312029-319323(Top 73%)12029(Top 79%)12029(Top 1084%)
25K15.53 mi2.42 mi19243+19211959+7011959+7018307(Top 69%)11557(Top 76%)11557(Top 1041%)
30K18.64 mi3.11 mi18959+28411824+13511824+13517652(Top 66%)11192(Top 74%)11192(Top 1008%)
20M20.00 mi1.36 mi19129-17011880-5611880-5620633(Top 78%)12404(Top 82%)12404(Top 1117%)
21M21.00 mi1.00 mi19054+7511833+4711833+4717779(Top 67%)11138(Top 73%)11138(Top 1003%)
35K21.75 mi0.75 mi18985+6911796+3711796+3717384(Top 65%)10883(Top 72%)10883(Top 980%)
23M23.00 mi1.25 mi19233-24811901-10511901-10521651(Top 81%)12751(Top 84%)12751(Top 1149%)
24M24.00 mi1.00 mi19369-13611951-5011951-5021268(Top 80%)12536(Top 83%)12536(Top 1129%)
40K24.85 mi0.85 mi19703-33412075-12412075-12423895(Top 90%)13742(Top 91%)13742(Top 1238%)
25.2M25.20 mi0.35 mi19720-1712073+212073+220485(Top 77%)12152(Top 80%)12152(Top 1095%)
Finish26.22 mi1.02 mi19829-10912119-4612119-4621951(Top 82%)12834(Top 85%)12834(Top 1156%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

20163

Males

12382

M60-64

12382

5K→10K

3.1 - 6.2 mi

Top 74%
×5story building
+79ft-138ft

Overall

19672

Males

12159

M60-64

12159

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

20163

Males

12382

M60-64

12382

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

19278

Males

12003

M60-64

12003

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

19323

Males

12029

M60-64

12029

Half→25K

13.1 - 15.5 mi

Top 69%
×4story building
+66ft-88ft

Overall

18307

Males

11557

M60-64

11557

25K→30K

15.5 - 18.6 mi

Top 66%
×9story building
+181ft-148ft

Overall

17652

Males

11192

M60-64

11192

30K→20M

18.6 - 20.0 mi

Top 78%
×5story building
+64ft-50ft

Overall

20633

Males

12404

M60-64

12404

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

17779

Males

11138

M60-64

11138

21M→35K

21.0 - 21.8 mi

Top 65%
×7story building
+17ft-86ft

Overall

17384

Males

10883

M60-64

10883

35K→23M

21.8 - 23.0 mi

Top 81%
×5story building
+23ft-63ft

Overall

21651

Males

12751

M60-64

12751

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

21268

Males

12536

M60-64

12536

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

23895

Males

13742

M60-64

13742

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

20485

Males

12152

M60-64

12152

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

21951

Males

12834

M60-64

12834

Passing Analysis

Category:
Athletes Passed
1423
Passed By
2356
Net Change
-933
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18896
5K → 10K184569-385#18896#19281
10K → 15K91375-284#19281#19565
15K → 20K22295+127#19565#19438
20K → Half3128+3#19438#19435
Half → 25K22937+192#19435#19243
25K → 30K33551+284#19243#18959
30K → 20M42212-170#18959#19129
20M → 21M11540+75#19129#19054
21M → 35K7910+69#19054#18985
35K → 23M29277-248#18985#19233
23M → 24M27163-136#19233#19369
24M → 40K5339-334#19369#19703
40K → 25.2M1532-17#19703#19720
25.2M → Finish19128-109#19720#19829
TOTALS14232356-933
📊

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