Boston Marathon logo
BOSTON MARATHON 2023

Joseph Wich

Bib: 4727•M

FL

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 27%
Gender (Male)
#0 / 15176
Top 40%
Masters (Masters Men)
#0 / 9891
Top 27%
Division (M40-44)
#0 / 2241
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
6:28/mi
20:07
↑ 97↓ 3451.5%
10K· 6.21 mi
6:31/mi
40:23
↑ 79↓ 1380.4%
15K· 9.32 mi
6:46/mi
1:01:24
↑ 67↓ 78
20K· 12.43 mi
7:07/mi
1:23:31
↑ 106↓ 860.1%
Half· 13.11 mi
7:08/mi
1:28:23
↑ 19↓ 370.5%
25K· 15.53 mi
7:35/mi
1:46:46
↑ 66↓ 880.2%
30K· 18.64 mi
8:04/mi
2:11:50
↑ 181↓ 1480.2%
20M
8:12/mi
2:22:59
↑ 64↓ 500.2%
21M
8:58/mi
2:31:57
↑ 106↓ 241.6%
35K· 21.75 mi
8:19/mi
2:38:10
↑ 17↓ 861.7%
23M
8:07/mi
2:48:20
↑ 23↓ 630.6%
24M
7:35/mi
2:55:55
↓ 821.3%
40K· 24.85 mi
7:35/mi
3:02:24
↓ 200.3%
25.2M
8:10/mi
3:05:13
↑ 13↓ 160.2%
Finish· 26.22 mi
7:20/mi
3:12:41
↑ 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
Time1:28:23
Pace6:45 /mi
2nd Half
Distance13.11 mi
Time1:44:18
Pace7:57 /mi
📊Positive Split: 18.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1120:076:2820:07
6:28
-
10K
6.21 mi10:42:2740:236:3020:16
6:31
+0:03
15K
9.32 mi11:03:281:01:246:3521:01
6:46
+0:15
20K
12.43 mi11:25:351:23:316:4322:07
7:07
+0:21
Half
13.11 mi11:30:271:28:236:454:52
7:08
+0:01
25K
15.53 mi11:48:501:46:466:5218:23
7:35
+0:27
30K
18.64 mi12:13:542:11:507:0425:04
8:04
+0:29
20M
20.00 mi12:25:032:22:597:0911:09
8:12
+0:08
21M
21.00 mi12:34:012:31:577:148:58
8:58
+0:46
35K
21.75 mi12:40:142:38:107:166:13
8:19
-0:39
23M
23.00 mi12:50:242:48:207:1910:10
8:07
-0:12
24M
24.00 mi12:57:592:55:557:207:35
7:35
-0:32
40K
24.85 mi13:04:283:02:247:206:29
7:35
0:00
25.2M
25.20 mi13:07:173:05:137:212:49
8:10
+0:35
Finish
26.22 mi13:14:453:12:417:217:28
7:20
-0:50

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

6:28 /mi

Average Pace

7:21 /mi

Slowest Pace

8:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:28:23

46% of race

Time at Steady Pace

39:55

21% of race

Time at Slower Pace

1:04:23

33% of race

Average Pace: 7:21 /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 mi10:22:1120:076:2820:07
6:28
#2154
10K
6.21 mi10:42:2740:236:3020:16
6:31
#2495
15K
9.32 mi11:03:281:01:246:3521:01
6:46
#3108
20K
12.43 mi11:25:351:23:316:4322:07
7:07
#4066
Half
13.11 mi11:30:271:28:236:454:52
7:08
#4283
25K
15.53 mi11:48:501:46:466:5218:23
7:35
#5398
30K
18.64 mi12:13:542:11:507:0425:04
8:04
#6251
20M
20.00 mi12:25:032:22:597:0911:09
8:12
#6508
21M
21.00 mi12:34:012:31:577:148:58
8:58
#6795
35K
21.75 mi12:40:142:38:107:166:13
8:19
#6972
23M
23.00 mi12:50:242:48:207:1910:10
8:07
#7144
24M
24.00 mi12:57:592:55:557:207:35
7:35
#7153
40K
24.85 mi13:04:283:02:247:206:29
7:35
#7122
25.2M
25.20 mi13:07:173:05:137:212:49
8:10
#7107
Finish
26.22 mi13:14:453:12:417:217:28
7:20
#7057
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2154205420544777(Top 18%)4453(Top 29%)4453(Top 199%)
10K6.21 mi3.10 mi2495-3412380-3262380-3262942(Top 11%)2812(Top 19%)2812(Top 125%)
15K9.32 mi3.11 mi3108-6132961-5812961-5814777(Top 18%)4453(Top 29%)4453(Top 199%)
20K12.43 mi3.11 mi4066-9583819-8583819-8586644(Top 25%)5945(Top 39%)5945(Top 265%)
Half13.11 mi0.68 mi4283-2174011-1924011-1927346(Top 28%)6466(Top 43%)6466(Top 289%)
25K15.53 mi2.42 mi5398-11154989-9784989-9789376(Top 35%)7642(Top 50%)7642(Top 341%)
30K18.64 mi3.11 mi6251-8535653-6645653-66411408(Top 43%)8535(Top 56%)8535(Top 381%)
20M20.00 mi1.36 mi6508-2575835-1825835-18211695(Top 44%)8558(Top 56%)8558(Top 382%)
21M21.00 mi1.00 mi6795-2876041-2066041-20613173(Top 49%)9107(Top 60%)9107(Top 406%)
35K21.75 mi0.75 mi6972-1776163-1226163-12214092(Top 53%)9447(Top 62%)9447(Top 422%)
23M23.00 mi1.25 mi7144-1726251-886251-8810570(Top 40%)7746(Top 51%)7746(Top 346%)
24M24.00 mi1.00 mi7153-96240+116240+118243(Top 31%)6448(Top 42%)6448(Top 288%)
40K24.85 mi0.85 mi7122+316203+376203+377190(Top 27%)5738(Top 38%)5738(Top 256%)
25.2M25.20 mi0.35 mi7107+156183+206183+207442(Top 28%)5842(Top 38%)5842(Top 261%)
Finish26.22 mi1.02 mi7057+506118+656118+657279(Top 27%)5734(Top 38%)5734(Top 256%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21story building
+97ft-345ft

Overall

4777

Males

4453

M40-44

4453

5K→10K

3.1 - 6.2 mi

Top 11%
×5story building
+79ft-138ft

Overall

2942

Males

2812

M40-44

2812

10K→15K

6.2 - 9.3 mi

Top 18%
×3story building
+67ft-78ft

Overall

4777

Males

4453

M40-44

4453

15K→20K

9.3 - 12.4 mi

Top 25%
×5story building
+106ft-86ft

Overall

6644

Males

5945

M40-44

5945

20K→Half

12.4 - 13.1 mi

Top 28%
×2story building
+19ft-37ft

Overall

7346

Males

6466

M40-44

6466

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

9376

Males

7642

M40-44

7642

25K→30K

15.5 - 18.6 mi

Top 43%
×9story building
+181ft-148ft

Overall

11408

Males

8535

M40-44

8535

30K→20M

18.6 - 20.0 mi

Top 44%
×5story building
+64ft-50ft

Overall

11695

Males

8558

M40-44

8558

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

13173

Males

9107

M40-44

9107

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

14092

Males

9447

M40-44

9447

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

10570

Males

7746

M40-44

7746

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

8243

Males

6448

M40-44

6448

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7190

Males

5738

M40-44

5738

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7442

Males

5842

M40-44

5842

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

7279

Males

5734

M40-44

5734

Passing Analysis

Category:
Athletes Passed
386
Passed By
5289
Net Change
-4903
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2154
5K → 10K37378-341#2154#2495
10K → 15K4617-613#2495#3108
15K → 20K4962-958#3108#4066
20K → Half0217-217#4066#4283
Half → 25K91124-1115#4283#5398
25K → 30K16869-853#5398#6251
30K → 20M13270-257#6251#6508
20M → 21M11298-287#6508#6795
21M → 35K11188-177#6795#6972
35K → 23M42214-172#6972#7144
23M → 24M5463-9#7144#7153
24M → 40K6130+31#7153#7122
40K → 25.2M3015+15#7122#7107
25.2M → Finish9444+50#7107#7057
TOTALS3865289-4903
📊

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