Boston Marathon logo
BOSTON MARATHON 2023

Aaron Grady

Bib: 22594•M

CO

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 18%
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
8:27/mi
26:16
↑ 97↓ 3451.5%
10K· 6.21 mi
8:23/mi
52:18
↑ 79↓ 1380.4%
15K· 9.32 mi
8:46/mi
1:19:31
↑ 67↓ 78
20K· 12.43 mi
8:34/mi
1:46:07
↑ 106↓ 860.1%
Half· 13.11 mi
8:32/mi
1:51:56
↑ 19↓ 370.5%
25K· 15.53 mi
8:36/mi
2:12:47
↑ 66↓ 880.2%
30K· 18.64 mi
8:51/mi
2:40:18
↑ 181↓ 1480.2%
20M
8:46/mi
2:52:13
↑ 64↓ 500.2%
21M
8:54/mi
3:01:07
↑ 106↓ 241.6%
35K· 21.75 mi
7:59/mi
3:07:05
↑ 17↓ 861.7%
23M
8:22/mi
3:17:33
↑ 23↓ 630.6%
24M
8:09/mi
3:25:42
↓ 821.3%
40K· 24.85 mi
8:36/mi
3:33:03
↓ 200.3%
25.2M
9:23/mi
3:36:17
↑ 13↓ 160.2%
Finish· 26.22 mi
8:09/mi
3:44:35
↑ 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 Half⚖️ Balanced
Distance13.11 mi
Time1:51:56
Pace8:32 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:52:39
Pace8:36 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:1126:168:2726:16
8:27
-
10K
6.21 mi11:46:1352:188:2526:02
8:23
-0:04
15K
9.32 mi12:13:261:19:318:3227:13
8:46
+0:23
20K
12.43 mi12:40:021:46:078:3226:36
8:34
-0:12
Half
13.11 mi12:45:511:51:568:325:49
8:32
-0:02
25K
15.53 mi13:06:422:12:478:3320:51
8:36
+0:04
30K
18.64 mi13:34:132:40:188:3627:31
8:51
+0:15
20M
20.00 mi13:46:082:52:138:3711:55
8:46
-0:05
21M
21.00 mi13:55:023:01:078:378:54
8:54
+0:08
35K
21.75 mi14:01:003:07:058:365:58
7:59
-0:55
23M
23.00 mi14:11:283:17:338:3510:28
8:22
+0:23
24M
24.00 mi14:19:373:25:428:348:09
8:09
-0:13
40K
24.85 mi14:26:583:33:038:347:21
8:36
+0:27
25.2M
25.20 mi14:30:123:36:178:353:14
9:23
+0:47
Finish
26.22 mi14:38:303:44:358:348:18
8:09
-1:14

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

7:59 /mi

Average Pace

8:34 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:04:56

82% of race

Time at Steady Pace

39:39

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:34 /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 mi11:20:1126:168:2726:16
8:27
#17236
10K
6.21 mi11:46:1352:188:2526:02
8:23
#17319
15K
9.32 mi12:13:261:19:318:3227:13
8:46
#18055
20K
12.43 mi12:40:021:46:078:3226:36
8:34
#17817
Half
13.11 mi12:45:511:51:568:325:49
8:32
#17813
25K
15.53 mi13:06:422:12:478:3320:51
8:36
#17610
30K
18.64 mi13:34:132:40:188:3627:31
8:51
#17350
20M
20.00 mi13:46:082:52:138:3711:55
8:46
#17196
21M
21.00 mi13:55:023:01:078:378:54
8:54
#16946
35K
21.75 mi14:01:003:07:058:365:58
7:59
#16760
23M
23.00 mi14:11:283:17:338:3510:28
8:22
#16518
24M
24.00 mi14:19:373:25:428:348:09
8:09
#16318
40K
24.85 mi14:26:583:33:038:347:21
8:36
#16208
25.2M
25.20 mi14:30:123:36:178:353:14
9:23
#16187
Finish
26.22 mi14:38:303:44:358:348:18
8:09
#16070
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi17236111261112619283(Top 72%)11999(Top 79%)11999(Top 2186%)
10K6.21 mi3.10 mi17319-8311175-4911175-4917430(Top 65%)11262(Top 74%)11262(Top 2051%)
15K9.32 mi3.11 mi18055-73611472-29711472-29719283(Top 72%)11999(Top 79%)11999(Top 2186%)
20K12.43 mi3.11 mi17817+23811380+9211380+9217232(Top 65%)11146(Top 73%)11146(Top 2030%)
Half13.11 mi0.68 mi17813+411384-411384-417799(Top 67%)11405(Top 75%)11405(Top 2077%)
25K15.53 mi2.42 mi17610+20311287+9711287+9716797(Top 63%)10881(Top 72%)10881(Top 1982%)
30K18.64 mi3.11 mi17350+26011171+11611171+11616411(Top 62%)10655(Top 70%)10655(Top 1941%)
20M20.00 mi1.36 mi17196+15411077+9411077+9415242(Top 57%)10090(Top 66%)10090(Top 1838%)
21M21.00 mi1.00 mi16946+25010970+10710970+10712840(Top 48%)8968(Top 59%)8968(Top 1634%)
35K21.75 mi0.75 mi16760+18610882+8810882+8811936(Top 45%)8547(Top 56%)8547(Top 1557%)
23M23.00 mi1.25 mi16518+24210757+12510757+12512300(Top 46%)8605(Top 57%)8605(Top 1567%)
24M24.00 mi1.00 mi16318+20010660+9710660+9712249(Top 46%)8522(Top 56%)8522(Top 1552%)
40K24.85 mi0.85 mi16208+11010588+7210588+7213917(Top 52%)9207(Top 61%)9207(Top 1677%)
25.2M25.20 mi0.35 mi16187+2110577+1110577+1114532(Top 55%)9488(Top 63%)9488(Top 1728%)
Finish26.22 mi1.02 mi16070+11710523+5410523+5413064(Top 49%)8809(Top 58%)8809(Top 1605%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

19283

Males

11999

M65-69

11999

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

17430

Males

11262

M65-69

11262

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

19283

Males

11999

M65-69

11999

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

17232

Males

11146

M65-69

11146

20K→Half

12.4 - 13.1 mi

Top 67%
×2story building
+19ft-37ft

Overall

17799

Males

11405

M65-69

11405

Half→25K

13.1 - 15.5 mi

Top 63%
×4story building
+66ft-88ft

Overall

16797

Males

10881

M65-69

10881

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

16411

Males

10655

M65-69

10655

30K→20M

18.6 - 20.0 mi

Top 57%
×5story building
+64ft-50ft

Overall

15242

Males

10090

M65-69

10090

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

12840

Males

8968

M65-69

8968

21M→35K

21.0 - 21.8 mi

Top 45%
×7story building
+17ft-86ft

Overall

11936

Males

8547

M65-69

8547

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

12300

Males

8605

M65-69

8605

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

12249

Males

8522

M65-69

8522

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13917

Males

9207

M65-69

9207

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

14532

Males

9488

M65-69

9488

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

13064

Males

8809

M65-69

8809

Passing Analysis

Category:
Athletes Passed
2571
Passed By
1405
Net Change
+1166
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17236
5K → 10K283366-83#17236#17319
10K → 15K43779-736#17319#18055
15K → 20K30668+238#18055#17817
20K → Half3430+4#17817#17813
Half → 25K23532+203#17813#17610
25K → 30K30646+260#17610#17350
30K → 20M17016+154#17350#17196
20M → 21M2555+250#17196#16946
21M → 35K1860+186#16946#16760
35K → 23M2475+242#16760#16518
23M → 24M2044+200#16518#16318
24M → 40K12616+110#16318#16208
40K → 25.2M3817+21#16208#16187
25.2M → Finish13821+117#16187#16070
TOTALS25711405+1166
📊

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