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BOSTON MARATHON 2023

Zachary Toubman

Bib: 4542•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 14%
Gender (Male)
#0 / 15176
Top 23%
Division (M18-39)
#0 / 5285
Top 47%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:46
Rank: #3522
Start → 5K
20:46 | 6:41/mi
10K· 6.21 mi
41:15
Rank: #3435 (+87)
5K → 10K
20:29 | 6:36/mi
15K· 9.32 mi
1:01:42
Rank: #3342 (+93)
10K → 15K
20:27 | 6:35/mi
20K· 12.43 mi
1:22:26
Rank: #3328 (+14)
15K → 20K
20:44 | 6:40/mi
Half· 13.11 mi
1:26:55
Rank: #3318 (+10)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:43:04
Rank: #3248 (+70)
Half → 25K
16:09 | 6:40/mi
30K· 18.64 mi
2:04:22
Rank: #3215 (+33)
25K → 30K
21:18 | 6:51/mi
20M
2:13:49
Rank: #3218 (-3)
30K → 20M
9:27 | 6:57/mi
21M
2:21:19
Rank: #3295 (-77)
20M → 21M
7:30 | 7:30/mi
35K· 21.75 mi
2:26:29
Rank: #3331 (-36)
21M → 35K
5:10 | 6:54/mi
23M
2:35:24
Rank: #3381 (-50)
35K → 23M
8:55 | 7:07/mi
24M
2:42:19
Rank: #3429 (-48)
23M → 24M
6:55 | 6:55/mi
40K· 24.85 mi
2:48:28
Rank: #3477 (-48)
24M → 40K
6:09 | 7:12/mi
25.2M
2:51:13
Rank: #3522 (-45)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
2:58:30
Rank: #3661 (-139)
25.2M → Finish
7:17 | 7:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:55
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:31:35
Pace6:59 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5920:466:4120:46
6:41
-
10K
6.21 mi10:43:2841:156:3820:29
6:36
-0:05
15K
9.32 mi11:03:551:01:426:3720:27
6:35
-0:01
20K
12.43 mi11:24:391:22:266:3820:44
6:40
+0:05
Half
13.11 mi11:29:081:26:556:384:29
6:34
-0:06
25K
15.53 mi11:45:171:43:046:3816:09
6:40
+0:06
30K
18.64 mi12:06:352:04:226:4021:18
6:51
+0:11
20M
20.00 mi12:16:022:13:496:419:27
6:57
+0:06
21M
21.00 mi12:23:322:21:196:447:30
7:30
+0:33
35K
21.75 mi12:28:422:26:296:445:10
6:54
-0:36
23M
23.00 mi12:37:372:35:246:458:55
7:07
+0:13
24M
24.00 mi12:44:322:42:196:466:55
6:55
-0:12
40K
24.85 mi12:50:412:48:286:476:09
7:12
+0:17
25.2M
25.20 mi12:53:262:51:136:482:45
7:58
+0:46
Finish
26.22 mi13:00:432:58:306:497:17
7:09
-0:49

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

6:34 /mi

Average Pace

6:49 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:04

58% of race

Time at Steady Pace

42:50

24% of race

Time at Slower Pace

32:36

18% of race

Average Pace: 6:48 /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 mi10:22:5920:466:4120:46
6:41
#3522
10K
6.21 mi10:43:2841:156:3820:29
6:36
#3435
15K
9.32 mi11:03:551:01:426:3720:27
6:35
#3342
20K
12.43 mi11:24:391:22:266:3820:44
6:40
#3328
Half
13.11 mi11:29:081:26:556:384:29
6:34
#3318
25K
15.53 mi11:45:171:43:046:3816:09
6:40
#3248
30K
18.64 mi12:06:352:04:226:4021:18
6:51
#3215
20M
20.00 mi12:16:022:13:496:419:27
6:57
#3218
21M
21.00 mi12:23:322:21:196:447:30
7:30
#3295
35K
21.75 mi12:28:422:26:296:445:10
6:54
#3331
23M
23.00 mi12:37:372:35:246:458:55
7:07
#3381
24M
24.00 mi12:44:322:42:196:466:55
6:55
#3429
40K
24.85 mi12:50:412:48:286:476:09
7:12
#3477
25.2M
25.20 mi12:53:262:51:136:482:45
7:58
#3522
Finish
26.22 mi13:00:432:58:306:497:17
7:09
#3661
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3522332033203162(Top 12%)3011(Top 20%)3011(Top 57%)
10K6.21 mi3.10 mi3435+873247+733247+733448(Top 13%)3271(Top 22%)3271(Top 62%)
15K9.32 mi3.11 mi3342+933170+773170+773162(Top 12%)3011(Top 20%)3011(Top 57%)
20K12.43 mi3.11 mi3328+143163+73163+73365(Top 13%)3193(Top 21%)3193(Top 60%)
Half13.11 mi0.68 mi3318+103156+73156+73253(Top 12%)3103(Top 20%)3103(Top 59%)
25K15.53 mi2.42 mi3248+703095+613095+613079(Top 12%)2936(Top 19%)2936(Top 56%)
30K18.64 mi3.11 mi3215+333059+363059+363350(Top 13%)3154(Top 21%)3154(Top 60%)
20M20.00 mi1.36 mi3218-33057+23057+23730(Top 14%)3474(Top 23%)3474(Top 66%)
21M21.00 mi1.00 mi3295-773122-653122-654549(Top 17%)4136(Top 27%)4136(Top 78%)
35K21.75 mi0.75 mi3331-363154-323154-324763(Top 18%)4299(Top 28%)4299(Top 81%)
23M23.00 mi1.25 mi3381-503202-483202-484384(Top 16%)3993(Top 26%)3993(Top 76%)
24M24.00 mi1.00 mi3429-483241-393241-394245(Top 16%)3857(Top 25%)3857(Top 73%)
40K24.85 mi0.85 mi3477-483285-443285-444812(Top 18%)4212(Top 28%)4212(Top 80%)
25.2M25.20 mi0.35 mi3522-453324-393324-396233(Top 23%)5069(Top 33%)5069(Top 96%)
Finish26.22 mi1.02 mi3661-1393442-1183442-1186057(Top 23%)4964(Top 33%)4964(Top 94%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3162

Males

3011

M18-39

3011

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3448

Males

3271

M18-39

3271

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3162

Males

3011

M18-39

3011

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3365

Males

3193

M18-39

3193

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3253

Males

3103

M18-39

3103

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3079

Males

2936

M18-39

2936

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3350

Males

3154

M18-39

3154

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3730

Males

3474

M18-39

3474

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4549

Males

4136

M18-39

4136

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4763

Males

4299

M18-39

4299

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4384

Males

3993

M18-39

3993

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4245

Males

3857

M18-39

3857

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4812

Males

4212

M18-39

4212

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6233

Males

5069

M18-39

5069

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6057

Males

4964

M18-39

4964

Passing Analysis

Category:
Athletes Passed
935
Passed By
1074
Net Change
-139
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3522
5K → 10K232145+87#3522#3435
10K → 15K14754+93#3435#3342
15K → 20K9278+14#3342#3328
20K → Half2616+10#3328#3318
Half → 25K9828+70#3318#3248
25K → 30K11178+33#3248#3215
30K → 20M5962-3#3215#3218
20M → 21M29106-77#3218#3295
21M → 35K1753-36#3295#3331
35K → 23M4292-50#3331#3381
23M → 24M2876-48#3381#3429
24M → 40K2573-48#3429#3477
40K → 25.2M954-45#3477#3522
25.2M → Finish20159-139#3522#3661
TOTALS9351074-139
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing