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BOSTON MARATHON 2023

Harold Jones

Bib: 27228•M

LA

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

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
10:53/mi
33:48
↑ 97↓ 3451.5%
10K· 6.21 mi
10:13/mi
1:05:34
↑ 79↓ 1380.4%
15K· 9.32 mi
10:12/mi
1:37:14
↑ 67↓ 78
20K· 12.43 mi
11:03/mi
2:11:35
↑ 106↓ 860.1%
Half· 13.11 mi
10:38/mi
2:18:50
↑ 19↓ 370.5%
25K· 15.53 mi
11:58/mi
2:47:50
↑ 66↓ 880.2%
30K· 18.64 mi
12:18/mi
3:26:02
↑ 181↓ 1480.2%
20M
11:18/mi
3:41:23
↑ 64↓ 500.2%
21M
12:26/mi
3:53:49
↑ 106↓ 241.6%
35K· 21.75 mi
10:48/mi
4:01:54
↑ 17↓ 861.7%
23M
10:44/mi
4:15:20
↑ 23↓ 630.6%
24M
10:09/mi
4:25:29
↓ 821.3%
40K· 24.85 mi
12:40/mi
4:36:19
↓ 200.3%
25.2M
13:09/mi
4:40:51
↑ 13↓ 160.2%
Finish· 26.22 mi
11:33/mi
4:52:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:18:50
Pace10:35 /mi
2nd Half
Distance13.11 mi
Time2:33:47
Pace11:44 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2433:4810:5333:48
10:53
-
10K
6.21 mi12:23:101:05:3410:3331:46
10:13
-0:40
15K
9.32 mi12:54:501:37:1410:2631:40
10:12
-0:01
20K
12.43 mi13:29:112:11:3510:3534:21
11:03
+0:51
Half
13.11 mi13:36:262:18:5010:357:15
10:38
-0:25
25K
15.53 mi14:05:262:47:5010:4829:00
11:58
+1:20
30K
18.64 mi14:43:383:26:0211:0338:12
12:18
+0:20
20M
20.00 mi14:58:593:41:2311:0415:21
11:18
-1:00
21M
21.00 mi15:11:253:53:4911:0812:26
12:26
+1:08
35K
21.75 mi15:19:304:01:5411:078:05
10:48
-1:38
23M
23.00 mi15:32:564:15:2011:0613:26
10:44
-0:04
24M
24.00 mi15:43:054:25:2911:0410:09
10:09
-0:35
40K
24.85 mi15:53:554:36:1911:0710:50
12:40
+2:31
25.2M
25.20 mi15:58:274:40:5111:094:32
13:09
+0:29
Finish
26.22 mi16:10:134:52:3711:1011:46
11:33
-1:36

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

10:09 /mi

Average Pace

11:10 /mi

Slowest Pace

13:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:13:35

25% of race

Time at Steady Pace

1:52:16

38% of race

Time at Slower Pace

1:46:46

36% of race

Average Pace: 11:10 /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 mi11:51:2433:4810:5333:48
10:53
#25499
10K
6.21 mi12:23:101:05:3410:3331:46
10:13
#24804
15K
9.32 mi12:54:501:37:1410:2631:40
10:12
#24508
20K
12.43 mi13:29:112:11:3510:3534:21
11:03
#24565
Half
13.11 mi13:36:262:18:5010:357:15
10:38
#24568
25K
15.53 mi14:05:262:47:5010:4829:00
11:58
#24716
30K
18.64 mi14:43:383:26:0211:0338:12
12:18
#24756
20M
20.00 mi14:58:593:41:2311:0415:21
11:18
#24639
21M
21.00 mi15:11:253:53:4911:0812:26
12:26
#24585
35K
21.75 mi15:19:304:01:5411:078:05
10:48
#24526
23M
23.00 mi15:32:564:15:2011:0613:26
10:44
#24390
24M
24.00 mi15:43:054:25:2911:0410:09
10:09
#24286
40K
24.85 mi15:53:554:36:1911:0710:50
12:40
#24316
25.2M
25.20 mi15:58:274:40:5111:094:32
13:09
#24313
Finish
26.22 mi16:10:134:52:3711:1011:46
11:33
#24356
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi25499147531475323857(Top 90%)14020(Top 92%)14020(Top 2554%)
10K6.21 mi3.10 mi24804+69514458+29514458+29524177(Top 91%)14174(Top 93%)14174(Top 2582%)
15K9.32 mi3.11 mi24508+29614322+13614322+13623857(Top 90%)14020(Top 92%)14020(Top 2554%)
20K12.43 mi3.11 mi24565-5714330-814330-824695(Top 93%)14369(Top 95%)14369(Top 2617%)
Half13.11 mi0.68 mi24568-314332-214332-224409(Top 92%)14229(Top 94%)14229(Top 2592%)
25K15.53 mi2.42 mi24716-14814386-5414386-5425129(Top 94%)14515(Top 96%)14515(Top 2644%)
30K18.64 mi3.11 mi24756-4014387-114387-124800(Top 93%)14323(Top 94%)14323(Top 2609%)
20M20.00 mi1.36 mi24639+11714325+6214325+6223172(Top 87%)13543(Top 89%)13543(Top 2467%)
21M21.00 mi1.00 mi24585+5414304+2114304+2123369(Top 88%)13605(Top 90%)13605(Top 2478%)
35K21.75 mi0.75 mi24526+5914273+3114273+3122946(Top 86%)13362(Top 88%)13362(Top 2434%)
23M23.00 mi1.25 mi24390+13614195+7814195+7821831(Top 82%)12830(Top 85%)12830(Top 2337%)
24M24.00 mi1.00 mi24286+10414138+5714138+5721189(Top 80%)12510(Top 82%)12510(Top 2279%)
40K24.85 mi0.85 mi24316-3014148-1014148-1024637(Top 93%)14125(Top 93%)14125(Top 2573%)
25.2M25.20 mi0.35 mi24313+314141+714141+724129(Top 91%)13857(Top 91%)13857(Top 2524%)
Finish26.22 mi1.02 mi24356-4314153-1214153-1224726(Top 93%)14183(Top 93%)14183(Top 2583%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21story building
+97ft-345ft

Overall

23857

Males

14020

M65-69

14020

5K→10K

3.1 - 6.2 mi

Top 91%
×5story building
+79ft-138ft

Overall

24177

Males

14174

M65-69

14174

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+67ft-78ft

Overall

23857

Males

14020

M65-69

14020

15K→20K

9.3 - 12.4 mi

Top 93%
×5story building
+106ft-86ft

Overall

24695

Males

14369

M65-69

14369

20K→Half

12.4 - 13.1 mi

Top 92%
×2story building
+19ft-37ft

Overall

24409

Males

14229

M65-69

14229

Half→25K

13.1 - 15.5 mi

Top 94%
×4story building
+66ft-88ft

Overall

25129

Males

14515

M65-69

14515

25K→30K

15.5 - 18.6 mi

Top 93%
×9story building
+181ft-148ft

Overall

24800

Males

14323

M65-69

14323

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

23172

Males

13543

M65-69

13543

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

23369

Males

13605

M65-69

13605

21M→35K

21.0 - 21.8 mi

Top 86%
×7story building
+17ft-86ft

Overall

22946

Males

13362

M65-69

13362

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

21831

Males

12830

M65-69

12830

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

21189

Males

12510

M65-69

12510

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

24637

Males

14125

M65-69

14125

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24129

Males

13857

M65-69

13857

25.2M→Finish

25.2 - 26.2 mi

Top 93%
×2story building
+22ft-21ft

Overall

24726

Males

14183

M65-69

14183

Passing Analysis

Category:
Athletes Passed
1769
Passed By
626
Net Change
+1143
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25499
5K → 10K71116+695#25499#24804
10K → 15K31721+296#24804#24508
15K → 20K76133-57#24508#24565
20K → Half2831-3#24565#24568
Half → 25K33181-148#24568#24716
25K → 30K71111-40#24716#24756
30K → 20M1236+117#24756#24639
20M → 21M639+54#24639#24585
21M → 35K623+59#24585#24526
35K → 23M1393+136#24526#24390
23M → 24M1040+104#24390#24286
24M → 40K1343-30#24286#24316
40K → 25.2M1613+3#24316#24313
25.2M → Finish1356-43#24313#24356
TOTALS1769626+1143
📊

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