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BOSTON MARATHON 2023

Jeffrey Reider

Bib: 24300•M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M70-74)
#0 / 213
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
11:34/mi
35:55
↑ 97↓ 3451.5%
10K· 6.21 mi
11:50/mi
1:12:40
↑ 79↓ 1380.4%
15K· 9.32 mi
11:44/mi
1:49:07
↑ 67↓ 78
20K· 12.43 mi
12:33/mi
2:28:06
↑ 106↓ 860.1%
Half· 13.11 mi
12:00/mi
2:36:17
↑ 19↓ 370.5%
25K· 15.53 mi
12:47/mi
3:07:17
↑ 66↓ 880.2%
30K· 18.64 mi
13:24/mi
3:48:56
↑ 181↓ 1480.2%
20M
14:03/mi
4:08:01
↑ 64↓ 500.2%
21M
13:08/mi
4:21:09
↑ 106↓ 241.6%
35K· 21.75 mi
11:40/mi
4:29:53
↑ 17↓ 861.7%
23M
12:20/mi
4:45:19
↑ 23↓ 630.6%
24M
11:57/mi
4:57:16
↓ 821.3%
40K· 24.85 mi
12:48/mi
5:08:13
↓ 200.3%
25.2M
13:44/mi
5:12:57
↑ 13↓ 160.2%
Finish· 26.22 mi
11:05/mi
5:24:15
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:36:17
Pace11:55 /mi
2nd Half
Distance13.11 mi
Time2:47:58
Pace12:49 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:3635:5511:3435:55
11:34
-
10K
6.21 mi12:28:211:12:4011:4236:45
11:50
+0:16
15K
9.32 mi13:04:481:49:0711:4236:27
11:44
-0:06
20K
12.43 mi13:43:472:28:0611:5538:59
12:33
+0:49
Half
13.11 mi13:51:582:36:1711:558:11
12:00
-0:33
25K
15.53 mi14:22:583:07:1712:0331:00
12:47
+0:47
30K
18.64 mi15:04:373:48:5612:1741:39
13:24
+0:37
20M
20.00 mi15:23:424:08:0112:2419:05
14:03
+0:39
21M
21.00 mi15:36:504:21:0912:2613:08
13:08
-0:55
35K
21.75 mi15:45:344:29:5312:258:44
11:40
-1:28
23M
23.00 mi16:01:004:45:1912:2415:26
12:20
+0:40
24M
24.00 mi16:12:574:57:1612:2311:57
11:57
-0:23
40K
24.85 mi16:23:545:08:1312:2410:57
12:48
+0:51
25.2M
25.20 mi16:28:385:12:5712:254:44
13:44
+0:56
Finish
26.22 mi16:39:565:24:1512:2311:18
11:05
-2:39

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

11:05 /mi

Average Pace

12:23 /mi

Slowest Pace

14:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:09

40% of race

Time at Steady Pace

1:14:33

23% of race

Time at Slower Pace

2:00:33

37% of race

Average Pace: 12:22 /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 mi11:51:3635:5511:3435:55
11:34
#26239
10K
6.21 mi12:28:211:12:4011:4236:45
11:50
#26225
15K
9.32 mi13:04:481:49:0711:4236:27
11:44
#26119
20K
12.43 mi13:43:472:28:0611:5538:59
12:33
#26102
Half
13.11 mi13:51:582:36:1711:558:11
12:00
#26096
25K
15.53 mi14:22:583:07:1712:0331:00
12:47
#26050
30K
18.64 mi15:04:373:48:5612:1741:39
13:24
#26002
20M
20.00 mi15:23:424:08:0112:2419:05
14:03
#26001
21M
21.00 mi15:36:504:21:0912:2613:08
13:08
#25940
35K
21.75 mi15:45:344:29:5312:258:44
11:40
#25899
23M
23.00 mi16:01:004:45:1912:2415:26
12:20
#25837
24M
24.00 mi16:12:574:57:1612:2311:57
11:57
#25793
40K
24.85 mi16:23:545:08:1312:2410:57
12:48
#25773
25.2M
25.20 mi16:28:385:12:5712:254:44
13:44
#25766
Finish
26.22 mi16:39:565:24:1512:2311:18
11:05
#25735
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi26239150261502625883(Top 97%)14888(Top 98%)14888(Top 6990%)
10K6.21 mi3.10 mi26225+1415020+615020+626170(Top 98%)14999(Top 99%)14999(Top 7042%)
15K9.32 mi3.11 mi26119+10614982+3814982+3825883(Top 97%)14888(Top 98%)14888(Top 6990%)
20K12.43 mi3.11 mi26102+1714973+914973+925991(Top 98%)14918(Top 98%)14918(Top 7004%)
Half13.11 mi0.68 mi26096+614974-114974-125879(Top 97%)14860(Top 98%)14860(Top 6977%)
25K15.53 mi2.42 mi26050+4614952+2214952+2225751(Top 97%)14796(Top 97%)14796(Top 6946%)
30K18.64 mi3.11 mi26002+4814927+2514927+2525702(Top 97%)14731(Top 97%)14731(Top 6916%)
20M20.00 mi1.36 mi26001+114923+414923+425851(Top 97%)14785(Top 97%)14785(Top 6941%)
21M21.00 mi1.00 mi25940+6114892+3114892+3124238(Top 91%)14000(Top 92%)14000(Top 6573%)
35K21.75 mi0.75 mi25899+4114871+2114871+2124323(Top 91%)14007(Top 92%)14007(Top 6576%)
23M23.00 mi1.25 mi25837+6214844+2714844+2724397(Top 92%)14038(Top 93%)14038(Top 6591%)
24M24.00 mi1.00 mi25793+4414817+2714817+2724454(Top 92%)14027(Top 92%)14027(Top 6585%)
40K24.85 mi0.85 mi25773+2014803+1414803+1424775(Top 93%)14196(Top 94%)14196(Top 6665%)
25.2M25.20 mi0.35 mi25766+714797+614797+624756(Top 93%)14168(Top 93%)14168(Top 6652%)
Finish26.22 mi1.02 mi25735+3114781+1614781+1624130(Top 91%)13887(Top 92%)13887(Top 6520%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21story building
+97ft-345ft

Overall

25883

Males

14888

M70-74

14888

5K→10K

3.1 - 6.2 mi

Top 98%
×5story building
+79ft-138ft

Overall

26170

Males

14999

M70-74

14999

10K→15K

6.2 - 9.3 mi

Top 97%
×3story building
+67ft-78ft

Overall

25883

Males

14888

M70-74

14888

15K→20K

9.3 - 12.4 mi

Top 98%
×5story building
+106ft-86ft

Overall

25991

Males

14918

M70-74

14918

20K→Half

12.4 - 13.1 mi

Top 97%
×2story building
+19ft-37ft

Overall

25879

Males

14860

M70-74

14860

Half→25K

13.1 - 15.5 mi

Top 97%
×4story building
+66ft-88ft

Overall

25751

Males

14796

M70-74

14796

25K→30K

15.5 - 18.6 mi

Top 97%
×9story building
+181ft-148ft

Overall

25702

Males

14731

M70-74

14731

30K→20M

18.6 - 20.0 mi

Top 97%
×5story building
+64ft-50ft

Overall

25851

Males

14785

M70-74

14785

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

24238

Males

14000

M70-74

14000

21M→35K

21.0 - 21.8 mi

Top 91%
×7story building
+17ft-86ft

Overall

24323

Males

14007

M70-74

14007

35K→23M

21.8 - 23.0 mi

Top 92%
×5story building
+23ft-63ft

Overall

24397

Males

14038

M70-74

14038

23M→24M

23.0 - 24.0 mi

Top 92%
×6story building
+12ft-82ft

Overall

24454

Males

14027

M70-74

14027

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

24775

Males

14196

M70-74

14196

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

24756

Males

14168

M70-74

14168

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

24130

Males

13887

M70-74

13887

Passing Analysis

Category:
Athletes Passed
695
Passed By
191
Net Change
+504
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26239
5K → 10K7056+14#26239#26225
10K → 15K12014+106#26225#26119
15K → 20K5639+17#26119#26102
20K → Half104+6#26102#26096
Half → 25K6317+46#26096#26050
25K → 30K7224+48#26050#26002
30K → 20M2120+1#26002#26001
20M → 21M621+61#26001#25940
21M → 35K410+41#25940#25899
35K → 23M620+62#25899#25837
23M → 24M473+44#25837#25793
24M → 40K277+20#25793#25773
40K → 25.2M103+7#25773#25766
25.2M → Finish343+31#25766#25735
TOTALS695191+504
📊

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