Capital Road Race Management
Boston Marathon logo
BOSTON MARATHON 2023

Jeff Lindsey

MO

Bib: 8740 M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 23%
Gender (Male)
#0 / 15176
Top 36%
Masters (Masters Men)
#0 / 9891
Top 22%
Division (M65-69)
#0 / 549
Top 1%
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
6:39/mi
20:39
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:47/mi
41:43
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:52/mi
1:03:02
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:56/mi
1:24:36
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:49/mi
1:29:15
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:56/mi
1:46:03
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:01/mi
2:07:51
↑ 181↓ 1480.2%
138 ft elev
20M
7:11/mi
2:17:37
↑ 64↓ 500.2%
148 ft elev
21M
7:45/mi
2:25:22
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:10/mi
2:30:44
↑ 17↓ 861.7%
156 ft elev
23M
8:08/mi
2:40:55
↑ 23↓ 630.6%
116 ft elev
24M
8:43/mi
2:49:38
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:11/mi
2:57:29
↓ 200.3%
20 ft elev
25.2M
9:31/mi
3:00:46
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:50/mi
3:08:45
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:29:156:48 /mi⚡ faster
2nd Half
1:39:307:35 /mi+11.5%
Positive split — 11.5% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:4820:396:3920:39
6:39
-
10K
6.21 mi11:06:5241:436:4321:04
6:47
+0:08
15K
9.32 mi11:28:111:03:026:4621:19
6:52
+0:05
20K
12.43 mi11:49:451:24:366:4821:34
6:56
+0:04
Half
13.11 mi11:54:241:29:156:484:39
6:49
-0:07
25K
15.53 mi12:11:121:46:036:5016:48
6:56
+0:07
30K
18.64 mi12:33:002:07:516:5221:48
7:01
+0:05
20M
20.00 mi12:42:462:17:376:539:46
7:11
+0:10
21M
21.00 mi12:50:312:25:226:557:45
7:45
+0:34
35K
21.75 mi12:55:532:30:446:565:22
7:10
-0:35
23M
23.00 mi13:06:042:40:557:0010:11
8:08
+0:58
24M
24.00 mi13:14:472:49:387:048:43
8:43
+0:35
40K
24.85 mi13:22:382:57:297:087:51
9:11
+0:28
25.2M
25.20 mi13:25:553:00:467:103:17
9:31
+0:20
Finish
26.22 mi13:33:543:08:457:127:59
7:50
-1:41

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

6:39 /mi

Average Pace

7:12 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

20:39

11% of race

Time at Steady Pace

2:02:20

65% of race

Time at Slower Pace

45:46

24% of race

Average Pace: 7:12 /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 mi10:45:4820:396:3920:39
6:39
#3211
10K
6.21 mi11:06:5241:436:4321:04
6:47
#4130
15K
9.32 mi11:28:111:03:026:4621:19
6:52
#4634
20K
12.43 mi11:49:451:24:366:4821:34
6:56
#4919
Half
13.11 mi11:54:241:29:156:484:39
6:49
#4941
25K
15.53 mi12:11:121:46:036:5016:48
6:56
#4964
30K
18.64 mi12:33:002:07:516:5221:48
7:01
#4828
20M
20.00 mi12:42:462:17:376:539:46
7:11
#4825
21M
21.00 mi12:50:312:25:226:557:45
7:45
#4900
35K
21.75 mi12:55:532:30:446:565:22
7:10
#4948
23M
23.00 mi13:06:042:40:557:0010:11
8:08
#5211
24M
24.00 mi13:14:472:49:387:048:43
8:43
#5557
40K
24.85 mi13:22:382:57:297:087:51
9:11
#5874
25.2M
25.20 mi13:25:553:00:467:103:17
9:31
#5989
Finish
26.22 mi13:33:543:08:457:127:59
7:50
#6123
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi321130333033567052075207
10K6.21 mi3.10 mi4130-9193880-8473880-847510547234723
15K9.32 mi3.11 mi4634-5044322-4424322-442567052075207
20K12.43 mi3.11 mi4919-2854580-2584580-258561651585158
Half13.11 mi0.68 mi4941-224597-174597-17542750105010
25K15.53 mi2.42 mi4964-234615-184615-18515047534753
30K18.64 mi3.11 mi4828+1364492+1234492+123447341504150
20M20.00 mi1.36 mi4825+34485+74485+7505945924592
21M21.00 mi1.00 mi4900-754549-644549-64589551225122
35K21.75 mi0.75 mi4948-484580-314580-31633054585458
23M23.00 mi1.25 mi5211-2634790-2104790-2101066577897789
24M24.00 mi1.00 mi5557-3465069-2795069-279157101003310033
40K24.85 mi0.85 mi5874-3175302-2335302-233169781056110561
25.2M25.20 mi0.35 mi5989-1155385-835385-831518897299729
Finish26.22 mi1.02 mi6123-1345470-855470-851088777247724

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21story building
+97ft-345ft

Overall

5670

Males

5207

M65-69

5207

5K→10K

3.1 - 6.2 mi

Top 19%
×5story building
+79ft-138ft

Overall

5105

Males

4723

M65-69

4723

10K→15K

6.2 - 9.3 mi

Top 21%
×3story building
+67ft-78ft

Overall

5670

Males

5207

M65-69

5207

15K→20K

9.3 - 12.4 mi

Top 21%
×5story building
+106ft-86ft

Overall

5616

Males

5158

M65-69

5158

20K→Half

12.4 - 13.1 mi

Top 20%
×2story building
+19ft-37ft

Overall

5427

Males

5010

M65-69

5010

Half→25K

13.1 - 15.5 mi

Top 19%
×4story building
+66ft-88ft

Overall

5150

Males

4753

M65-69

4753

25K→30K

15.5 - 18.6 mi

Top 17%
×9story building
+181ft-148ft

Overall

4473

Males

4150

M65-69

4150

30K→20M

18.6 - 20.0 mi

Top 19%
×5story building
+64ft-50ft

Overall

5059

Males

4592

M65-69

4592

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

5895

Males

5122

M65-69

5122

21M→35K

21.0 - 21.8 mi

Top 24%
×7story building
+17ft-86ft

Overall

6330

Males

5458

M65-69

5458

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

10665

Males

7789

M65-69

7789

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

15710

Males

10033

M65-69

10033

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

16978

Males

10561

M65-69

10561

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

15188

Males

9729

M65-69

9729

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

10887

Males

7724

M65-69

7724

Passing Analysis

Category:
Athletes Passed
569
Passed By
3481
Net Change
-2912
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3211
5K → 10K15934-919#3211#4130
10K → 15K34538-504#4130#4634
15K → 20K30315-285#4634#4919
20K → Half1234-22#4919#4941
Half → 25K95118-23#4941#4964
25K → 30K20973+136#4964#4828
30K → 20M6562+3#4828#4825
20M → 21M32107-75#4825#4900
21M → 35K2472-48#4900#4948
35K → 23M17280-263#4948#5211
23M → 24M11357-346#5211#5557
24M → 40K6323-317#5557#5874
40K → 25.2M3118-115#5874#5989
25.2M → Finish16150-134#5989#6123
TOTALS5693481-2912

Passing Charts

Category:
Loading...

Passing Circle

Loading...

Position Flow

Loading...

Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support