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BOSTON MARATHON 2023

Kyle Goff

Bib: 8519•M

IN

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 31%
Gender (Male)
#0 / 15176
Top 46%
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
21:14
Rank: #5014
Start → 5K
21:14 | 6:50/mi
10K· 6.21 mi
42:32
Rank: #5377 (-363)
5K → 10K
21:18 | 6:51/mi
15K· 9.32 mi
1:04:04
Rank: #5671 (-294)
10K → 15K
21:32 | 6:56/mi
20K· 12.43 mi
1:25:08
Rank: #5336 (+335)
15K → 20K
21:04 | 6:47/mi
Half· 13.11 mi
1:29:38
Rank: #5240 (+96)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:47:31
Rank: #5715 (-475)
Half → 25K
17:53 | 7:23/mi
30K· 18.64 mi
2:12:34
Rank: #6466 (-751)
25K → 30K
25:03 | 8:04/mi
20M
2:24:01
Rank: #6849 (-383)
30K → 20M
11:27 | 8:26/mi
21M
2:32:50
Rank: #7027 (-178)
20M → 21M
8:49 | 8:49/mi
35K· 21.75 mi
2:39:06
Rank: #7274 (-247)
21M → 35K
6:16 | 8:23/mi
23M
2:49:46
Rank: #7542 (-268)
35K → 23M
10:40 | 8:31/mi
24M
2:58:12
Rank: #7832 (-290)
23M → 24M
8:26 | 8:26/mi
40K· 24.85 mi
3:05:30
Rank: #8012 (-180)
24M → 40K
7:18 | 8:32/mi
25.2M
3:08:39
Rank: #8103 (-91)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:17:02
Rank: #8304 (-201)
25.2M → Finish
8:23 | 8:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:38
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:47:24
Pace8:12 /mi
📊Positive Split: 19.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:1921:146:5021:14
6:50
-
10K
6.21 mi11:07:3742:326:5121:18
6:51
+0:01
15K
9.32 mi11:29:091:04:046:5221:32
6:56
+0:05
20K
12.43 mi11:50:131:25:086:5121:04
6:47
-0:09
Half
13.11 mi11:54:431:29:386:504:30
6:36
-0:11
25K
15.53 mi12:12:361:47:316:5517:53
7:23
+0:47
30K
18.64 mi12:37:392:12:347:0725:03
8:04
+0:41
20M
20.00 mi12:49:062:24:017:1211:27
8:26
+0:22
21M
21.00 mi12:57:552:32:507:178:49
8:49
+0:23
35K
21.75 mi13:04:112:39:067:196:16
8:23
-0:26
23M
23.00 mi13:14:512:49:467:2310:40
8:31
+0:08
24M
24.00 mi13:23:172:58:127:268:26
8:26
-0:05
40K
24.85 mi13:30:353:05:307:287:18
8:32
+0:06
25.2M
25.20 mi13:33:443:08:397:293:09
9:08
+0:36
Finish
26.22 mi13:42:073:17:027:318:23
8:14
-0:54

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

6:36 /mi

Average Pace

7:31 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:31

55% of race

Time at Steady Pace

1:17:33

39% of race

Time at Slower Pace

11:58

6% of race

Average Pace: 7:31 /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 mi10:46:1921:146:5021:14
6:50
#5014
10K
6.21 mi11:07:3742:326:5121:18
6:51
#5377
15K
9.32 mi11:29:091:04:046:5221:32
6:56
#5671
20K
12.43 mi11:50:131:25:086:5121:04
6:47
#5336
Half
13.11 mi11:54:431:29:386:504:30
6:36
#5240
25K
15.53 mi12:12:361:47:316:5517:53
7:23
#5715
30K
18.64 mi12:37:392:12:347:0725:03
8:04
#6466
20M
20.00 mi12:49:062:24:017:1211:27
8:26
#6849
21M
21.00 mi12:57:552:32:507:178:49
8:49
#7027
35K
21.75 mi13:04:112:39:067:196:16
8:23
#7274
23M
23.00 mi13:14:512:49:467:2310:40
8:31
#7542
24M
24.00 mi13:23:172:58:127:268:26
8:26
#7832
40K
24.85 mi13:30:353:05:307:287:18
8:32
#8012
25.2M
25.20 mi13:33:443:08:397:293:09
9:08
#8103
Finish
26.22 mi13:42:073:17:027:318:23
8:14
#8304
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5014465646566156(Top 23%)5583(Top 37%)5583(Top 106%)
10K6.21 mi3.10 mi5377-3634967-3114967-3115809(Top 22%)5310(Top 35%)5310(Top 100%)
15K9.32 mi3.11 mi5671-2945213-2465213-2466156(Top 23%)5583(Top 37%)5583(Top 106%)
20K12.43 mi3.11 mi5336+3354938+2754938+2754272(Top 16%)4000(Top 26%)4000(Top 76%)
Half13.11 mi0.68 mi5240+964857+814857+813464(Top 13%)3295(Top 22%)3295(Top 62%)
25K15.53 mi2.42 mi5715-4755255-3985255-3987805(Top 29%)6675(Top 44%)6675(Top 126%)
30K18.64 mi3.11 mi6466-7515817-5625817-56211371(Top 43%)8522(Top 56%)8522(Top 161%)
20M20.00 mi1.36 mi6849-3836088-2716088-27113136(Top 49%)9181(Top 60%)9181(Top 174%)
21M21.00 mi1.00 mi7027-1786212-1246212-12412329(Top 46%)8721(Top 57%)8721(Top 165%)
35K21.75 mi0.75 mi7274-2476361-1496361-14914519(Top 55%)9637(Top 64%)9637(Top 182%)
23M23.00 mi1.25 mi7542-2686517-1566517-15613323(Top 50%)9046(Top 60%)9046(Top 171%)
24M24.00 mi1.00 mi7832-2906678-1616678-16114033(Top 53%)9314(Top 61%)9314(Top 176%)
40K24.85 mi0.85 mi8012-1806774-966774-9613544(Top 51%)9020(Top 59%)9020(Top 171%)
25.2M25.20 mi0.35 mi8103-916822-486822-4813171(Top 49%)8812(Top 58%)8812(Top 167%)
Finish26.22 mi1.02 mi8304-2016923-1016923-10113577(Top 51%)9036(Top 60%)9036(Top 171%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6156

Males

5583

M18-39

5583

5K→10K

3.1 - 6.2 mi

Top 22%
×5stories
+79ft-138ft

Overall

5809

Males

5310

M18-39

5310

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6156

Males

5583

M18-39

5583

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4272

Males

4000

M18-39

4000

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3464

Males

3295

M18-39

3295

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

7805

Males

6675

M18-39

6675

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11371

Males

8522

M18-39

8522

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

13136

Males

9181

M18-39

9181

20M→21M

20.0 - 21.0 mi

Top 46%
×8stories
+106ft-24ft

Overall

12329

Males

8721

M18-39

8721

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

14519

Males

9637

M18-39

9637

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

13323

Males

9046

M18-39

9046

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

14033

Males

9314

M18-39

9314

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13544

Males

9020

M18-39

9020

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13171

Males

8812

M18-39

8812

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

13577

Males

9036

M18-39

9036

Passing Analysis

Category:
Athletes Passed
722
Passed By
4012
Net Change
-3290
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5014
5K → 10K80443-363#5014#5377
10K → 15K40334-294#5377#5671
15K → 20K3438+335#5671#5336
20K → Half971+96#5336#5240
Half → 25K15490-475#5240#5715
25K → 30K19770-751#5715#6466
30K → 20M7390-383#6466#6849
20M → 21M27205-178#6849#7027
21M → 35K2249-247#7027#7274
35K → 23M27295-268#7274#7542
23M → 24M18308-290#7542#7832
24M → 40K21201-180#7832#8012
40K → 25.2M9100-91#8012#8103
25.2M → Finish17218-201#8103#8304
TOTALS7224012-3290
📊

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