Boston Marathon logo
BOSTON MARATHON 2023

William Graham

Bib: 10324•M

PA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 20%
Gender (Male)
#0 / 15176
Top 32%
Masters (Masters Men)
#0 / 9891
Top 18%
Division (M45-49)
#0 / 2252
Top 22%
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
7:21/mi
22:49
↑ 97↓ 3451.5%
10K· 6.21 mi
6:57/mi
44:24
↑ 79↓ 1380.4%
15K· 9.32 mi
6:50/mi
1:05:37
↑ 67↓ 78
20K· 12.43 mi
7:03/mi
1:27:32
↑ 106↓ 860.1%
Half· 13.11 mi
6:50/mi
1:32:12
↑ 19↓ 370.5%
25K· 15.53 mi
7:05/mi
1:49:23
↑ 66↓ 880.2%
30K· 18.64 mi
7:08/mi
2:11:33
↑ 181↓ 1480.2%
20M
7:10/mi
2:21:18
↑ 64↓ 500.2%
21M
7:25/mi
2:28:43
↑ 106↓ 241.6%
35K· 21.75 mi
6:57/mi
2:33:55
↑ 17↓ 861.7%
23M
7:19/mi
2:43:05
↑ 23↓ 630.6%
24M
7:03/mi
2:50:08
↓ 821.3%
40K· 24.85 mi
7:08/mi
2:56:14
↓ 200.3%
25.2M
7:35/mi
2:58:51
↑ 13↓ 160.2%
Finish· 26.22 mi
6:43/mi
3:05:42
↑ 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
Time1:32:12
Pace7:02 /mi
2nd Half
Distance13.11 mi
Time1:33:30
Pace7:08 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3122:497:2122:49
7:21
-
10K
6.21 mi11:11:0644:247:0921:35
6:57
-0:24
15K
9.32 mi11:32:191:05:377:0221:13
6:50
-0:07
20K
12.43 mi11:54:141:27:327:0321:55
7:03
+0:13
Half
13.11 mi11:58:541:32:127:024:40
6:50
-0:13
25K
15.53 mi12:16:051:49:237:0217:11
7:05
+0:15
30K
18.64 mi12:38:152:11:337:0322:10
7:08
+0:03
20M
20.00 mi12:48:002:21:187:049:45
7:10
+0:02
21M
21.00 mi12:55:252:28:437:057:25
7:25
+0:15
35K
21.75 mi13:00:372:33:557:055:12
6:57
-0:28
23M
23.00 mi13:09:472:43:057:059:10
7:19
+0:22
24M
24.00 mi13:16:502:50:087:057:03
7:03
-0:16
40K
24.85 mi13:22:562:56:147:056:06
7:08
+0:05
25.2M
25.20 mi13:25:332:58:517:062:37
7:35
+0:27
Finish
26.22 mi13:32:243:05:427:056:51
6:43
-0:52

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

6:43 /mi

Average Pace

7:05 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:40

95% of race

Time at Steady Pace

10:02

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:05 /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 mi10:49:3122:497:2122:49
7:21
#8392
10K
6.21 mi11:11:0644:247:0921:35
6:57
#7391
15K
9.32 mi11:32:191:05:377:0221:13
6:50
#6723
20K
12.43 mi11:54:141:27:327:0321:55
7:03
#6599
Half
13.11 mi11:58:541:32:127:024:40
6:50
#6542
25K
15.53 mi12:16:051:49:237:0217:11
7:05
#6448
30K
18.64 mi12:38:152:11:337:0322:10
7:08
#6173
20M
20.00 mi12:48:002:21:187:049:45
7:10
#6030
21M
21.00 mi12:55:252:28:437:057:25
7:25
#5881
35K
21.75 mi13:00:372:33:557:055:12
6:57
#5834
23M
23.00 mi13:09:472:43:057:059:10
7:19
#5764
24M
24.00 mi13:16:502:50:087:057:03
7:03
#5666
40K
24.85 mi13:22:562:56:147:056:06
7:08
#5587
25.2M
25.20 mi13:25:332:58:517:062:37
7:35
#5546
Finish
26.22 mi13:32:243:05:427:056:51
6:43
#5408
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi8392722872285380(Top 20%)4965(Top 33%)4965(Top 220%)
10K6.21 mi3.10 mi7391+10016553+6756553+6756456(Top 24%)5818(Top 38%)5818(Top 258%)
15K9.32 mi3.11 mi6723+6686047+5066047+5065380(Top 20%)4965(Top 33%)4965(Top 220%)
20K12.43 mi3.11 mi6599+1245933+1145933+1146303(Top 24%)5698(Top 38%)5698(Top 253%)
Half13.11 mi0.68 mi6542+575894+395894+395590(Top 21%)5150(Top 34%)5150(Top 229%)
25K15.53 mi2.42 mi6448+945810+845810+846033(Top 23%)5469(Top 36%)5469(Top 243%)
30K18.64 mi3.11 mi6173+2755596+2145596+2145118(Top 19%)4697(Top 31%)4697(Top 209%)
20M20.00 mi1.36 mi6030+1435474+1225474+1224988(Top 19%)4534(Top 30%)4534(Top 201%)
21M21.00 mi1.00 mi5881+1495351+1235351+1234212(Top 16%)3864(Top 25%)3864(Top 172%)
35K21.75 mi0.75 mi5834+475307+445307+445071(Top 19%)4546(Top 30%)4546(Top 202%)
23M23.00 mi1.25 mi5764+705236+715236+715416(Top 20%)4769(Top 31%)4769(Top 212%)
24M24.00 mi1.00 mi5666+985153+835153+834904(Top 18%)4356(Top 29%)4356(Top 193%)
40K24.85 mi0.85 mi5587+795084+695084+694539(Top 17%)4021(Top 26%)4021(Top 179%)
25.2M25.20 mi0.35 mi5546+415048+365048+364325(Top 16%)3795(Top 25%)3795(Top 169%)
Finish26.22 mi1.02 mi5408+1384930+1184930+1183650(Top 14%)3264(Top 22%)3264(Top 145%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21story building
+97ft-345ft

Overall

5380

Males

4965

M45-49

4965

5K→10K

3.1 - 6.2 mi

Top 24%
×5story building
+79ft-138ft

Overall

6456

Males

5818

M45-49

5818

10K→15K

6.2 - 9.3 mi

Top 20%
×3story building
+67ft-78ft

Overall

5380

Males

4965

M45-49

4965

15K→20K

9.3 - 12.4 mi

Top 24%
×5story building
+106ft-86ft

Overall

6303

Males

5698

M45-49

5698

20K→Half

12.4 - 13.1 mi

Top 21%
×2story building
+19ft-37ft

Overall

5590

Males

5150

M45-49

5150

Half→25K

13.1 - 15.5 mi

Top 23%
×4story building
+66ft-88ft

Overall

6033

Males

5469

M45-49

5469

25K→30K

15.5 - 18.6 mi

Top 19%
×9story building
+181ft-148ft

Overall

5118

Males

4697

M45-49

4697

30K→20M

18.6 - 20.0 mi

Top 19%
×5story building
+64ft-50ft

Overall

4988

Males

4534

M45-49

4534

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4212

Males

3864

M45-49

3864

21M→35K

21.0 - 21.8 mi

Top 19%
×7story building
+17ft-86ft

Overall

5071

Males

4546

M45-49

4546

35K→23M

21.8 - 23.0 mi

Top 20%
×5story building
+23ft-63ft

Overall

5416

Males

4769

M45-49

4769

23M→24M

23.0 - 24.0 mi

Top 18%
×6story building
+12ft-82ft

Overall

4904

Males

4356

M45-49

4356

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4539

Males

4021

M45-49

4021

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4325

Males

3795

M45-49

3795

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2story building
+22ft-21ft

Overall

3650

Males

3264

M45-49

3264

Passing Analysis

Category:
Athletes Passed
3182
Passed By
198
Net Change
+2984
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8392
5K → 10K101514+1001#8392#7391
10K → 15K6746+668#7391#6723
15K → 20K17955+124#6723#6599
20K → Half581+57#6599#6542
Half → 25K12531+94#6542#6448
25K → 30K28914+275#6448#6173
30K → 20M1518+143#6173#6030
20M → 21M1534+149#6030#5881
21M → 35K5912+47#5881#5834
35K → 23M9525+70#5834#5764
23M → 24M10810+98#5764#5666
24M → 40K9011+79#5666#5587
40K → 25.2M443+41#5587#5546
25.2M → Finish1424+138#5546#5408
TOTALS3182198+2984
📊

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