Boston Marathon logo
BOSTON MARATHON 2023

Rob Handler

Bib: 23406•M

CA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M65-69)
#0 / 549
Top 50%
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
8:47/mi
27:16
↑ 97↓ 3451.5%
10K· 6.21 mi
8:49/mi
54:40
↑ 79↓ 1380.4%
15K· 9.32 mi
8:49/mi
1:22:03
↑ 67↓ 78
20K· 12.43 mi
9:03/mi
1:50:09
↑ 106↓ 860.1%
Half· 13.11 mi
8:49/mi
1:56:10
↑ 19↓ 370.5%
25K· 15.53 mi
9:11/mi
2:18:26
↑ 66↓ 880.2%
30K· 18.64 mi
9:31/mi
2:47:59
↑ 181↓ 1480.2%
20M
9:35/mi
3:01:01
↑ 64↓ 500.2%
21M
10:40/mi
3:11:41
↑ 106↓ 241.6%
35K· 21.75 mi
9:25/mi
3:18:44
↑ 17↓ 861.7%
23M
9:47/mi
3:30:59
↑ 23↓ 630.6%
24M
9:27/mi
3:40:26
↓ 821.3%
40K· 24.85 mi
9:45/mi
3:48:46
↓ 200.3%
25.2M
10:58/mi
3:52:33
↑ 13↓ 160.2%
Finish· 26.22 mi
9:33/mi
4:02:17
↑ 22↓ 21

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:10
Pace8:52 /mi
2nd Half
Distance13.11 mi
Time2:06:07
Pace9:37 /mi
📊Positive Split: 8.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:4827:168:4727:16
8:47
-
10K
6.21 mi11:50:1254:408:4827:24
8:49
+0:02
15K
9.32 mi12:17:351:22:038:4827:23
8:49
0:00
20K
12.43 mi12:45:411:50:098:5228:06
9:03
+0:14
Half
13.11 mi12:51:421:56:108:526:01
8:49
-0:14
25K
15.53 mi13:13:582:18:268:5522:16
9:11
+0:22
30K
18.64 mi13:43:312:47:599:0129:33
9:31
+0:20
20M
20.00 mi13:56:333:01:019:0313:02
9:35
+0:04
21M
21.00 mi14:07:133:11:419:0810:40
10:40
+1:05
35K
21.75 mi14:14:163:18:449:087:03
9:25
-1:15
23M
23.00 mi14:26:313:30:599:1012:15
9:47
+0:22
24M
24.00 mi14:35:583:40:269:119:27
9:27
-0:20
40K
24.85 mi14:44:183:48:469:128:20
9:45
+0:18
25.2M
25.20 mi14:48:053:52:339:143:47
10:58
+1:13
Finish
26.22 mi14:57:494:02:179:159:44
9:33
-1:25

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

8:47 /mi

Average Pace

9:15 /mi

Slowest Pace

10:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:10

48% of race

Time at Steady Pace

1:39:25

41% of race

Time at Slower Pace

26:42

11% of race

Average Pace: 9:14 /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 mi11:22:4827:168:4727:16
8:47
#19328
10K
6.21 mi11:50:1254:408:4827:24
8:49
#19662
15K
9.32 mi12:17:351:22:038:4827:23
8:49
#19619
20K
12.43 mi12:45:411:50:098:5228:06
9:03
#19654
Half
13.11 mi12:51:421:56:108:526:01
8:49
#19664
25K
15.53 mi13:13:582:18:268:5522:16
9:11
#19679
30K
18.64 mi13:43:312:47:599:0129:33
9:31
#19640
20M
20.00 mi13:56:333:01:019:0313:02
9:35
#19605
21M
21.00 mi14:07:133:11:419:0810:40
10:40
#19626
35K
21.75 mi14:14:163:18:449:087:03
9:25
#19629
23M
23.00 mi14:26:313:30:599:1012:15
9:47
#19621
24M
24.00 mi14:35:583:40:269:119:27
9:27
#19602
40K
24.85 mi14:44:183:48:469:128:20
9:45
#19591
25.2M
25.20 mi14:48:053:52:339:143:47
10:58
#19613
Finish
26.22 mi14:57:494:02:179:159:44
9:33
#19651
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi19328119071190719591(Top 74%)12131(Top 80%)12131(Top 2210%)
10K6.21 mi3.10 mi19662-33412075-16812075-16820032(Top 75%)12294(Top 81%)12294(Top 2239%)
15K9.32 mi3.11 mi19619+4312074+112074+119591(Top 74%)12131(Top 80%)12131(Top 2210%)
20K12.43 mi3.11 mi19654-3512120-4612120-4619898(Top 75%)12257(Top 81%)12257(Top 2233%)
Half13.11 mi0.68 mi19664-1012125-512125-519569(Top 74%)12132(Top 80%)12132(Top 2210%)
25K15.53 mi2.42 mi19679-1512133-812133-819757(Top 74%)12173(Top 80%)12173(Top 2217%)
30K18.64 mi3.11 mi19640+3912109+2412109+2419472(Top 73%)11997(Top 79%)11997(Top 2185%)
20M20.00 mi1.36 mi19605+3512080+2912080+2919178(Top 72%)11769(Top 78%)11769(Top 2144%)
21M21.00 mi1.00 mi19626-2112079+112079+120048(Top 75%)12069(Top 80%)12069(Top 2198%)
35K21.75 mi0.75 mi19629-312073+612073+619610(Top 74%)11872(Top 78%)11872(Top 2162%)
23M23.00 mi1.25 mi19621+812064+912064+919378(Top 73%)11736(Top 77%)11736(Top 2138%)
24M24.00 mi1.00 mi19602+1912040+2412040+2419028(Top 71%)11546(Top 76%)11546(Top 2103%)
40K24.85 mi0.85 mi19591+1112032+812032+819174(Top 72%)11571(Top 76%)11571(Top 2108%)
25.2M25.20 mi0.35 mi19613-22120321203220361(Top 76%)12088(Top 80%)12088(Top 2202%)
Finish26.22 mi1.02 mi19651-3812045-1312045-1320292(Top 76%)12096(Top 80%)12096(Top 2203%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

19591

Males

12131

M65-69

12131

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

20032

Males

12294

M65-69

12294

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

19591

Males

12131

M65-69

12131

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

19898

Males

12257

M65-69

12257

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

19569

Males

12132

M65-69

12132

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

19757

Males

12173

M65-69

12173

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

19472

Males

11997

M65-69

11997

30K→20M

18.6 - 20.0 mi

Top 72%
×5story building
+64ft-50ft

Overall

19178

Males

11769

M65-69

11769

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

20048

Males

12069

M65-69

12069

21M→35K

21.0 - 21.8 mi

Top 74%
×7story building
+17ft-86ft

Overall

19610

Males

11872

M65-69

11872

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

19378

Males

11736

M65-69

11736

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

19028

Males

11546

M65-69

11546

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

19174

Males

11571

M65-69

11571

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20361

Males

12088

M65-69

12088

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2story building
+22ft-21ft

Overall

20292

Males

12096

M65-69

12096

Passing Analysis

Category:
Athletes Passed
1296
Passed By
1619
Net Change
-323
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19328
5K → 10K182516-334#19328#19662
10K → 15K203160+43#19662#19619
15K → 20K152187-35#19619#19654
20K → Half2838-10#19654#19664
Half → 25K112127-15#19664#19679
25K → 30K180141+39#19679#19640
30K → 20M9762+35#19640#19605
20M → 21M7697-21#19605#19626
21M → 35K3437-3#19626#19629
35K → 23M7668+8#19629#19621
23M → 24M6445+19#19621#19602
24M → 40K4433+11#19602#19591
40K → 25.2M2345-22#19591#19613
25.2M → Finish2563-38#19613#19651
TOTALS12961619-323
📊

Passing Visuals

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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing