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BOSTON MARATHON 2023

Neil Chandler

Bib: 2273•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 12%
Masters (Masters Men)
#0 / 9891
Top 4%
Division (M50-54)
#0 / 2052
Top 2%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:42
Rank: #1594
Start → 5K
19:42 | 6:20/mi
10K· 6.21 mi
39:19
Rank: #1680 (-86)
5K → 10K
19:37 | 6:19/mi
15K· 9.32 mi
58:59
Rank: #1705 (-25)
10K → 15K
19:40 | 6:20/mi
20K· 12.43 mi
1:18:46
Rank: #1686 (+19)
15K → 20K
19:47 | 6:22/mi
Half· 13.11 mi
1:23:04
Rank: #1688 (-2)
20K → Half
4:18 | 6:18/mi
25K· 15.53 mi
1:38:32
Rank: #1671 (+17)
Half → 25K
15:28 | 6:23/mi
30K· 18.64 mi
1:58:54
Rank: #1655 (+16)
25K → 30K
20:22 | 6:33/mi
20M
2:07:52
Rank: #1651 (+4)
30K → 20M
8:58 | 6:36/mi
21M
2:14:55
Rank: #1654 (-3)
20M → 21M
7:03 | 7:03/mi
35K· 21.75 mi
2:19:46
Rank: #1673 (-19)
21M → 35K
4:51 | 6:29/mi
23M
2:28:17
Rank: #1711 (-38)
35K → 23M
8:31 | 6:48/mi
24M
2:35:02
Rank: #1749 (-38)
23M → 24M
6:45 | 6:45/mi
40K· 24.85 mi
2:41:02
Rank: #1801 (-52)
24M → 40K
6:00 | 7:01/mi
25.2M
2:43:36
Rank: #1828 (-27)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
2:50:37
Rank: #1882 (-54)
25.2M → Finish
7:01 | 6:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:04
Pace6:20 /mi
2nd Half
Distance13.11 mi
Time1:27:33
Pace6:41 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:4819:426:2019:42
6:20
-
10K
6.21 mi10:40:2539:196:2019:37
6:19
-0:01
15K
9.32 mi11:00:0558:596:2019:40
6:20
+0:01
20K
12.43 mi11:19:521:18:466:2019:47
6:22
+0:02
Half
13.11 mi11:24:101:23:046:204:18
6:18
-0:04
25K
15.53 mi11:39:381:38:326:2115:28
6:23
+0:05
30K
18.64 mi12:00:001:58:546:2320:22
6:33
+0:10
20M
20.00 mi12:08:582:07:526:248:58
6:36
+0:03
21M
21.00 mi12:16:012:14:556:257:03
7:03
+0:27
35K
21.75 mi12:20:522:19:466:264:51
6:29
-0:34
23M
23.00 mi12:29:232:28:176:278:31
6:48
+0:19
24M
24.00 mi12:36:082:35:026:286:45
6:45
-0:03
40K
24.85 mi12:42:082:41:026:296:00
7:01
+0:16
25.2M
25.20 mi12:44:422:43:366:302:34
7:27
+0:26
Finish
26.22 mi12:51:432:50:376:317:01
6:53
-0:34

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

6:18 /mi

Average Pace

6:31 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:00

91% of race

Time at Steady Pace

13:03

8% of race

Time at Slower Pace

2:34

2% of race

Average Pace: 6:30 /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 mi10:20:4819:426:2019:42
6:20
#1594
10K
6.21 mi10:40:2539:196:2019:37
6:19
#1680
15K
9.32 mi11:00:0558:596:2019:40
6:20
#1705
20K
12.43 mi11:19:521:18:466:2019:47
6:22
#1686
Half
13.11 mi11:24:101:23:046:204:18
6:18
#1688
25K
15.53 mi11:39:381:38:326:2115:28
6:23
#1671
30K
18.64 mi12:00:001:58:546:2320:22
6:33
#1655
20M
20.00 mi12:08:582:07:526:248:58
6:36
#1651
21M
21.00 mi12:16:012:14:556:257:03
7:03
#1654
35K
21.75 mi12:20:522:19:466:264:51
6:29
#1673
23M
23.00 mi12:29:232:28:176:278:31
6:48
#1711
24M
24.00 mi12:36:082:35:026:286:45
6:45
#1749
40K
24.85 mi12:42:082:41:026:296:00
7:01
#1801
25.2M
25.20 mi12:44:422:43:366:302:34
7:27
#1828
Finish
26.22 mi12:51:432:50:376:317:01
6:53
#1882
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi1594151915191785(Top 7%)1709(Top 11%)1709(Top 83%)
10K6.21 mi3.10 mi1680-861605-861605-861825(Top 7%)1746(Top 12%)1746(Top 85%)
15K9.32 mi3.11 mi1705-251629-241629-241785(Top 7%)1709(Top 11%)1709(Top 83%)
20K12.43 mi3.11 mi1686+191614+151614+151671(Top 6%)1600(Top 11%)1600(Top 78%)
Half13.11 mi0.68 mi1688-21616-21616-21789(Top 7%)1718(Top 11%)1718(Top 84%)
25K15.53 mi2.42 mi1671+171599+171599+171644(Top 6%)1574(Top 10%)1574(Top 77%)
30K18.64 mi3.11 mi1655+161580+191580+191783(Top 7%)1706(Top 11%)1706(Top 83%)
20M20.00 mi1.36 mi1651+41578+21578+21845(Top 7%)1758(Top 12%)1758(Top 86%)
21M21.00 mi1.00 mi1654-31581-31581-32359(Top 9%)2228(Top 15%)2228(Top 109%)
35K21.75 mi0.75 mi1673-191600-191600-192302(Top 9%)2182(Top 14%)2182(Top 106%)
23M23.00 mi1.25 mi1711-381638-381638-382646(Top 10%)2479(Top 16%)2479(Top 121%)
24M24.00 mi1.00 mi1749-381673-351673-353344(Top 13%)3081(Top 20%)3081(Top 150%)
40K24.85 mi0.85 mi1801-521723-501723-503897(Top 15%)3500(Top 23%)3500(Top 171%)
25.2M25.20 mi0.35 mi1828-271749-261749-263540(Top 13%)3168(Top 21%)3168(Top 154%)
Finish26.22 mi1.02 mi1882-541799-501799-504502(Top 17%)3910(Top 26%)3910(Top 191%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1785

Males

1709

M50-54

1709

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1825

Males

1746

M50-54

1746

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1785

Males

1709

M50-54

1709

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1671

Males

1600

M50-54

1600

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1789

Males

1718

M50-54

1718

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1644

Males

1574

M50-54

1574

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1783

Males

1706

M50-54

1706

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1845

Males

1758

M50-54

1758

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2359

Males

2228

M50-54

2228

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2302

Males

2182

M50-54

2182

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2646

Males

2479

M50-54

2479

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3344

Males

3081

M50-54

3081

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3897

Males

3500

M50-54

3500

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3540

Males

3168

M50-54

3168

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4502

Males

3910

M50-54

3910

Passing Analysis

Category:
Athletes Passed
400
Passed By
688
Net Change
-288
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1594
5K → 10K61147-86#1594#1680
10K → 15K4570-25#1680#1705
15K → 20K6041+19#1705#1686
20K → Half79-2#1686#1688
Half → 25K4528+17#1688#1671
25K → 30K6347+16#1671#1655
30K → 20M2117+4#1655#1651
20M → 21M2124-3#1651#1654
21M → 35K1231-19#1654#1673
35K → 23M2058-38#1673#1711
23M → 24M1250-38#1711#1749
24M → 40K1365-52#1749#1801
40K → 25.2M835-27#1801#1828
25.2M → Finish1266-54#1828#1882
TOTALS400688-288
📊

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