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BOSTON MARATHON 2023

William Balady

Bib: 4168•M

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 43%
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:05
Rank: #4567
Start → 5K
21:05 | 6:47/mi
10K· 6.21 mi
42:10
Rank: #4855 (-288)
5K → 10K
21:05 | 6:47/mi
15K· 9.32 mi
1:03:23
Rank: #5011 (-156)
10K → 15K
21:13 | 6:50/mi
20K· 12.43 mi
1:24:40
Rank: #4960 (+51)
15K → 20K
21:17 | 6:51/mi
Half· 13.11 mi
1:29:21
Rank: #5002 (-42)
20K → Half
4:41 | 6:52/mi
25K· 15.53 mi
1:45:58
Rank: #4914 (+88)
Half → 25K
16:37 | 6:51/mi
30K· 18.64 mi
2:09:52
Rank: #5623 (-709)
25K → 30K
23:54 | 7:42/mi
20M
2:22:36
Rank: #6410 (-787)
30K → 20M
12:44 | 9:22/mi
21M
2:33:17
Rank: #7178 (-768)
20M → 21M
10:41 | 10:41/mi
35K· 21.75 mi
2:40:12
Rank: #7600 (-422)
21M → 35K
6:55 | 9:15/mi
23M
2:53:16
Rank: #8738 (-1138)
35K → 23M
13:04 | 10:26/mi
24M
3:03:38
Rank: #9566 (-828)
23M → 24M
10:22 | 10:22/mi
40K· 24.85 mi
3:13:10
Rank: #10408 (-842)
24M → 40K
9:32 | 11:09/mi
25.2M
3:17:15
Rank: #10739 (-331)
40K → 25.2M
4:05 | 11:50/mi
Finish· 26.22 mi
3:27:16
Rank: #11385 (-646)
25.2M → Finish
10:01 | 9:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:21
Pace6:49 /mi
2nd Half
Distance13.11 mi
Time1:57:55
Pace9:00 /mi
📊Positive Split: 32.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2321:056:4721:05
6:47
-
10K
6.21 mi10:44:2842:106:4721:05
6:47
0:00
15K
9.32 mi11:05:411:03:236:4821:13
6:50
+0:03
20K
12.43 mi11:26:581:24:406:4921:17
6:51
+0:01
Half
13.11 mi11:31:391:29:216:494:41
6:52
+0:01
25K
15.53 mi11:48:161:45:586:4916:37
6:51
-0:01
30K
18.64 mi12:12:102:09:526:5823:54
7:42
+0:51
20M
20.00 mi12:24:542:22:367:0812:44
9:22
+1:40
21M
21.00 mi12:35:352:33:177:1810:41
10:41
+1:19
35K
21.75 mi12:42:302:40:127:226:55
9:15
-1:26
23M
23.00 mi12:55:342:53:167:3213:04
10:26
+1:11
24M
24.00 mi13:05:563:03:387:3910:22
10:22
-0:04
40K
24.85 mi13:15:283:13:107:469:32
11:09
+0:47
25.2M
25.20 mi13:19:333:17:157:504:05
11:50
+0:41
Finish
26.22 mi13:29:343:27:167:5510:01
9:50
-2:00

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

6:47 /mi

Average Pace

7:55 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:52

63% of race

Time at Steady Pace

29:40

14% of race

Time at Slower Pace

47:44

23% of race

Average Pace: 7:54 /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 mi10:23:2321:056:4721:05
6:47
#4567
10K
6.21 mi10:44:2842:106:4721:05
6:47
#4855
15K
9.32 mi11:05:411:03:236:4821:13
6:50
#5011
20K
12.43 mi11:26:581:24:406:4921:17
6:51
#4960
Half
13.11 mi11:31:391:29:216:494:41
6:52
#5002
25K
15.53 mi11:48:161:45:586:4916:37
6:51
#4914
30K
18.64 mi12:12:102:09:526:5823:54
7:42
#5623
20M
20.00 mi12:24:542:22:367:0812:44
9:22
#6410
21M
21.00 mi12:35:352:33:177:1810:41
10:41
#7178
35K
21.75 mi12:42:302:40:127:226:55
9:15
#7600
23M
23.00 mi12:55:342:53:167:3213:04
10:26
#8738
24M
24.00 mi13:05:563:03:387:3910:22
10:22
#9566
40K
24.85 mi13:15:283:13:107:469:32
11:09
#10408
25.2M
25.20 mi13:19:333:17:157:504:05
11:50
#10739
Finish
26.22 mi13:29:343:27:167:5510:01
9:50
#11385
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4567426142615397(Top 20%)4982(Top 33%)4982(Top 94%)
10K6.21 mi3.10 mi4855-2884514-2534514-2535171(Top 19%)4785(Top 32%)4785(Top 91%)
15K9.32 mi3.11 mi5011-1564653-1394653-1395397(Top 20%)4982(Top 33%)4982(Top 94%)
20K12.43 mi3.11 mi4960+514618+354618+354935(Top 19%)4584(Top 30%)4584(Top 87%)
Half13.11 mi0.68 mi5002-424650-324650-325821(Top 22%)5353(Top 35%)5353(Top 101%)
25K15.53 mi2.42 mi4914+884568+824568+824630(Top 17%)4309(Top 28%)4309(Top 82%)
30K18.64 mi3.11 mi5623-7095165-5975165-5978596(Top 32%)7038(Top 46%)7038(Top 133%)
20M20.00 mi1.36 mi6410-7875765-6005765-60018298(Top 69%)11365(Top 75%)11365(Top 215%)
21M21.00 mi1.00 mi7178-7686319-5546319-55420081(Top 75%)12083(Top 80%)12083(Top 229%)
35K21.75 mi0.75 mi7600-4226578-2596578-25918893(Top 71%)11528(Top 76%)11528(Top 218%)
23M23.00 mi1.25 mi8738-11387269-6917269-69121147(Top 79%)12516(Top 82%)12516(Top 237%)
24M24.00 mi1.00 mi9566-8287729-4607729-46021690(Top 81%)12725(Top 84%)12725(Top 241%)
40K24.85 mi0.85 mi10408-8428131-4028131-40222633(Top 85%)13139(Top 87%)13139(Top 249%)
25.2M25.20 mi0.35 mi10739-3318290-1598290-15922185(Top 83%)12926(Top 85%)12926(Top 245%)
Finish26.22 mi1.02 mi11385-6468585-2958585-29521231(Top 80%)12523(Top 83%)12523(Top 237%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5397

Males

4982

M18-39

4982

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

5171

Males

4785

M18-39

4785

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5397

Males

4982

M18-39

4982

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

4935

Males

4584

M18-39

4584

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

5821

Males

5353

M18-39

5353

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4630

Males

4309

M18-39

4309

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

8596

Males

7038

M18-39

7038

30K→20M

18.6 - 20.0 mi

Top 69%
×5stories
+64ft-50ft

Overall

18298

Males

11365

M18-39

11365

20M→21M

20.0 - 21.0 mi

Top 75%
×8stories
+106ft-24ft

Overall

20081

Males

12083

M18-39

12083

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

18893

Males

11528

M18-39

11528

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

21147

Males

12516

M18-39

12516

23M→24M

23.0 - 24.0 mi

Top 81%
×6stories
+12ft-82ft

Overall

21690

Males

12725

M18-39

12725

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

22633

Males

13139

M18-39

13139

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

22185

Males

12926

M18-39

12926

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

21231

Males

12523

M18-39

12523

Passing Analysis

Category:
Athletes Passed
504
Passed By
7321
Net Change
-6818
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4567
5K → 10K103391-288#4567#4855
10K → 15K65221-156#4855#5011
15K → 20K13079+51#5011#4960
20K → Half850-42#4960#5002
Half → 25K14456+88#5002#4914
25K → 30K21730-709#4914#5623
30K → 20M2789-787#5623#6410
20M → 21M2770-768#6410#7178
21M → 35K4426-422#7178#7600
35K → 23M51143-1138#7600#8738
23M → 24M5833-828#8738#9566
24M → 40K4845-842#9566#10408
40K → 25.2M4335-331#10408#10739
25.2M → Finish7653-646#10739#11385
TOTALS5047321-6818
📊

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