Boston Marathon logo
BOSTON MARATHON 2023

Jack Strausman

Bib: 19568•M

DC

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Top 39%
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
8:29/mi
26:21
↑ 97↓ 3451.5%
10K· 6.21 mi
8:22/mi
52:20
↑ 79↓ 1380.4%
15K· 9.32 mi
8:20/mi
1:18:13
↑ 67↓ 78
20K· 12.43 mi
8:24/mi
1:44:20
↑ 106↓ 860.1%
Half· 13.11 mi
8:01/mi
1:49:48
↑ 19↓ 370.5%
25K· 15.53 mi
8:32/mi
2:10:29
↑ 66↓ 880.2%
30K· 18.64 mi
8:53/mi
2:38:06
↑ 181↓ 1480.2%
20M
8:42/mi
2:49:56
↑ 64↓ 500.2%
21M
9:15/mi
2:59:11
↑ 106↓ 241.6%
35K· 21.75 mi
8:09/mi
3:05:17
↑ 17↓ 861.7%
23M
8:46/mi
3:16:16
↑ 23↓ 630.6%
24M
8:30/mi
3:24:46
↓ 821.3%
40K· 24.85 mi
9:02/mi
3:32:29
↓ 200.3%
25.2M
10:23/mi
3:36:04
↑ 13↓ 160.2%
Finish· 26.22 mi
8:31/mi
3:44:45
↑ 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
Time1:49:48
Pace8:23 /mi
2nd Half
Distance13.11 mi
Time1:54:57
Pace8:46 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:1026:218:2926:21
8:29
-
10K
6.21 mi11:44:0952:208:2525:59
8:22
-0:07
15K
9.32 mi12:10:021:18:138:2425:53
8:20
-0:02
20K
12.43 mi12:36:091:44:208:2426:07
8:24
+0:04
Half
13.11 mi12:41:371:49:488:235:28
8:01
-0:23
25K
15.53 mi13:02:182:10:298:2420:41
8:32
+0:31
30K
18.64 mi13:29:552:38:068:2927:37
8:53
+0:21
20M
20.00 mi13:41:452:49:568:3011:50
8:42
-0:11
21M
21.00 mi13:51:002:59:118:329:15
9:15
+0:33
35K
21.75 mi13:57:063:05:178:316:06
8:09
-1:06
23M
23.00 mi14:08:053:16:168:3210:59
8:46
+0:37
24M
24.00 mi14:16:353:24:468:328:30
8:30
-0:16
40K
24.85 mi14:24:183:32:298:337:43
9:02
+0:32
25.2M
25.20 mi14:27:533:36:048:343:35
10:23
+1:21
Finish
26.22 mi14:36:343:44:458:358:41
8:31
-1:52

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

8:01 /mi

Average Pace

8:35 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

11:34

5% of race

Time at Steady Pace

2:45:01

73% of race

Time at Slower Pace

48:10

21% 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 mi11:18:1026:218:2926:21
8:29
#17418
10K
6.21 mi11:44:0952:208:2525:59
8:22
#17352
15K
9.32 mi12:10:021:18:138:2425:53
8:20
#17142
20K
12.43 mi12:36:091:44:208:2426:07
8:24
#16900
Half
13.11 mi12:41:371:49:488:235:28
8:01
#16796
25K
15.53 mi13:02:182:10:298:2420:41
8:32
#16731
30K
18.64 mi13:29:552:38:068:2927:37
8:53
#16654
20M
20.00 mi13:41:452:49:568:3011:50
8:42
#16511
21M
21.00 mi13:51:002:59:118:329:15
9:15
#16382
35K
21.75 mi13:57:063:05:178:316:06
8:09
#16276
23M
23.00 mi14:08:053:16:168:3210:59
8:46
#16156
24M
24.00 mi14:16:353:24:468:328:30
8:30
#16071
40K
24.85 mi14:24:183:32:298:337:43
9:02
#16071
25.2M
25.20 mi14:27:533:36:048:343:35
10:23
#16132
Finish
26.22 mi14:36:343:44:458:358:41
8:31
#16117
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi17418111941119416723(Top 63%)10958(Top 72%)10958(Top 987%)
10K6.21 mi3.10 mi17352+6611192+211192+217322(Top 65%)11226(Top 74%)11226(Top 1011%)
15K9.32 mi3.11 mi17142+21011127+6511127+6516723(Top 63%)10958(Top 72%)10958(Top 987%)
20K12.43 mi3.11 mi16900+24211014+11311014+11316272(Top 61%)10741(Top 71%)10741(Top 968%)
Half13.11 mi0.68 mi16796+10410979+3510979+3514456(Top 54%)10095(Top 67%)10095(Top 909%)
25K15.53 mi2.42 mi16731+6510922+5710922+5716379(Top 62%)10697(Top 70%)10697(Top 964%)
30K18.64 mi3.11 mi16654+7710854+6810854+6816576(Top 62%)10729(Top 71%)10729(Top 967%)
20M20.00 mi1.36 mi16511+14310784+7010784+7014891(Top 56%)9948(Top 66%)9948(Top 896%)
21M21.00 mi1.00 mi16382+12910718+6610718+6614711(Top 55%)9817(Top 65%)9817(Top 884%)
35K21.75 mi0.75 mi16276+10610665+5310665+5313139(Top 49%)9054(Top 60%)9054(Top 816%)
23M23.00 mi1.25 mi16156+12010597+6810597+6814823(Top 56%)9731(Top 64%)9731(Top 877%)
24M24.00 mi1.00 mi16071+8510543+5410543+5414461(Top 54%)9514(Top 63%)9514(Top 857%)
40K24.85 mi0.85 mi1607110535+810535+816250(Top 61%)10231(Top 67%)10231(Top 922%)
25.2M25.20 mi0.35 mi16132-6110562-2710562-2718710(Top 70%)11338(Top 75%)11338(Top 1021%)
Finish26.22 mi1.02 mi16117+1510536+2610536+2615539(Top 58%)9966(Top 66%)9966(Top 898%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16723

Males

10958

M60-64

10958

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

17322

Males

11226

M60-64

11226

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16723

Males

10958

M60-64

10958

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

16272

Males

10741

M60-64

10741

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

14456

Males

10095

M60-64

10095

Half→25K

13.1 - 15.5 mi

Top 62%
×4story building
+66ft-88ft

Overall

16379

Males

10697

M60-64

10697

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

16576

Males

10729

M60-64

10729

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

14891

Males

9948

M60-64

9948

20M→21M

20.0 - 21.0 mi

Top 55%
×8story building
+106ft-24ft

Overall

14711

Males

9817

M60-64

9817

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

13139

Males

9054

M60-64

9054

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

14823

Males

9731

M60-64

9731

23M→24M

23.0 - 24.0 mi

Top 54%
×6story building
+12ft-82ft

Overall

14461

Males

9514

M60-64

9514

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

16250

Males

10231

M60-64

10231

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

18710

Males

11338

M60-64

11338

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

15539

Males

9966

M60-64

9966

Passing Analysis

Category:
Athletes Passed
2269
Passed By
968
Net Change
+1301
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17418
5K → 10K344278+66#17418#17352
10K → 15K30292+210#17352#17142
15K → 20K31876+242#17142#16900
20K → Half1062+104#16900#16796
Half → 25K15489+65#16796#16731
25K → 30K208131+77#16731#16654
30K → 20M16825+143#16654#16511
20M → 21M15122+129#16511#16382
21M → 35K1148+106#16382#16276
35K → 23M15333+120#16276#16156
23M → 24M10722+85#16156#16071
24M → 40K58580#16071#16071
40K → 25.2M1273-61#16071#16132
25.2M → Finish7459+15#16132#16117
TOTALS2269968+1301
📊

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