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BOSTON MARATHON 2023

Antony Keller

Bib: 687•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 1%
Gender (Male)
#0 / 15176
Top 2%
Division (M18-39)
#0 / 5285
Top 5%
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
5:38/mi
17:30
↑ 97↓ 3451.5%
10K· 6.21 mi
5:37/mi
34:57
↑ 79↓ 1380.4%
15K· 9.32 mi
5:40/mi
52:32
↑ 67↓ 78
20K· 12.43 mi
5:47/mi
1:10:30
↑ 106↓ 860.1%
Half· 13.11 mi
5:42/mi
1:14:23
↑ 19↓ 370.5%
25K· 15.53 mi
5:54/mi
1:28:41
↑ 66↓ 880.2%
30K· 18.64 mi
6:00/mi
1:47:19
↑ 181↓ 1480.2%
20M
6:09/mi
1:55:41
↑ 64↓ 500.2%
21M
6:35/mi
2:02:16
↑ 106↓ 241.6%
35K· 21.75 mi
6:01/mi
2:06:46
↑ 17↓ 861.7%
23M
6:09/mi
2:14:28
↑ 23↓ 630.6%
24M
6:05/mi
2:20:33
↓ 821.3%
40K· 24.85 mi
6:20/mi
2:25:58
↓ 200.3%
25.2M
6:46/mi
2:28:18
↑ 13↓ 160.2%
Finish· 26.22 mi
5:59/mi
2:34:24
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:14:23
Pace5:40 /mi
2nd Half
Distance13.11 mi
Time1:20:01
Pace6:06 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:3617:305:3817:30
5:38
-
10K
6.21 mi10:35:0334:575:3717:27
5:37
-0:01
15K
9.32 mi10:52:3852:325:3817:35
5:40
+0:03
20K
12.43 mi11:10:361:10:305:4017:58
5:47
+0:07
Half
13.11 mi11:14:291:14:235:403:53
5:42
-0:05
25K
15.53 mi11:28:471:28:415:4314:18
5:54
+0:12
30K
18.64 mi11:47:251:47:195:4518:38
6:00
+0:06
20M
20.00 mi11:55:471:55:415:478:22
6:09
+0:09
21M
21.00 mi12:02:222:02:165:496:35
6:35
+0:26
35K
21.75 mi12:06:522:06:465:504:30
6:01
-0:34
23M
23.00 mi12:14:342:14:285:517:42
6:09
+0:08
24M
24.00 mi12:20:392:20:335:516:05
6:05
-0:04
40K
24.85 mi12:26:042:25:585:525:25
6:20
+0:15
25.2M
25.20 mi12:28:242:28:185:532:20
6:46
+0:26
Finish
26.22 mi12:34:302:34:245:546:06
5:59
-0:47

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

5:37 /mi

Average Pace

5:54 /mi

Slowest Pace

6:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:14:23

48% of race

Time at Steady Pace

1:05:41

43% of race

Time at Slower Pace

14:20

9% of race

Average Pace: 5:53 /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 mi10:17:3617:305:3817:30
5:38
#204
10K
6.21 mi10:35:0334:575:3717:27
5:37
#214
15K
9.32 mi10:52:3852:325:3817:35
5:40
#210
20K
12.43 mi11:10:361:10:305:4017:58
5:47
#227
Half
13.11 mi11:14:291:14:235:403:53
5:42
#227
25K
15.53 mi11:28:471:28:415:4314:18
5:54
#250
30K
18.64 mi11:47:251:47:195:4518:38
6:00
#264
20M
20.00 mi11:55:471:55:415:478:22
6:09
#277
21M
21.00 mi12:02:222:02:165:496:35
6:35
#288
35K
21.75 mi12:06:522:06:465:504:30
6:01
#293
23M
23.00 mi12:14:342:14:285:517:42
6:09
#291
24M
24.00 mi12:20:392:20:335:516:05
6:05
#293
40K
24.85 mi12:26:042:25:585:525:25
6:20
#297
25.2M
25.20 mi12:28:242:28:185:532:20
6:46
#298
Finish
26.22 mi12:34:302:34:245:546:06
5:59
#302
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi204204204199(Top 0.7%)171(Top 1%)171(Top 3%)
10K6.21 mi3.10 mi214-10188+16188+16214(Top 0.8%)187(Top 1%)187(Top 4%)
15K9.32 mi3.11 mi210+4183+5183+5199(Top 0.7%)171(Top 1%)171(Top 3%)
20K12.43 mi3.11 mi227-17200-17200-17284(Top 1%)256(Top 2%)256(Top 5%)
Half13.11 mi0.68 mi227200200272(Top 1%)250(Top 2%)250(Top 5%)
25K15.53 mi2.42 mi250-23222-22222-22384(Top 1%)356(Top 2%)356(Top 7%)
30K18.64 mi3.11 mi264-14237-15237-15377(Top 1%)346(Top 2%)346(Top 7%)
20M20.00 mi1.36 mi277-13248-11248-11571(Top 2%)537(Top 4%)537(Top 10%)
21M21.00 mi1.00 mi288-11259-11259-11813(Top 3%)769(Top 5%)769(Top 15%)
35K21.75 mi0.75 mi293-5263-4263-4695(Top 3%)655(Top 4%)655(Top 12%)
23M23.00 mi1.25 mi291+2261+2261+2529(Top 2%)498(Top 3%)498(Top 9%)
24M24.00 mi1.00 mi293-2263-2263-2705(Top 3%)667(Top 4%)667(Top 13%)
40K24.85 mi0.85 mi297-4267-4267-4969(Top 4%)916(Top 6%)916(Top 17%)
25.2M25.20 mi0.35 mi298-1268-1268-11009(Top 4%)956(Top 6%)956(Top 18%)
Finish26.22 mi1.02 mi302-4274-6274-6679(Top 3%)648(Top 4%)648(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.7%
×21story building
+97ft-345ft

Overall

199

Males

171

M18-39

171

5K→10K

3.1 - 6.2 mi

Top 0.8%
×5story building
+79ft-138ft

Overall

214

Males

187

M18-39

187

10K→15K

6.2 - 9.3 mi

Top 0.7%
×3story building
+67ft-78ft

Overall

199

Males

171

M18-39

171

15K→20K

9.3 - 12.4 mi

Top 1%
×5story building
+106ft-86ft

Overall

284

Males

256

M18-39

256

20K→Half

12.4 - 13.1 mi

Top 1%
×2story building
+19ft-37ft

Overall

272

Males

250

M18-39

250

Half→25K

13.1 - 15.5 mi

Top 1%
×4story building
+66ft-88ft

Overall

384

Males

356

M18-39

356

25K→30K

15.5 - 18.6 mi

Top 1%
×9story building
+181ft-148ft

Overall

377

Males

346

M18-39

346

30K→20M

18.6 - 20.0 mi

Top 2%
×5story building
+64ft-50ft

Overall

571

Males

537

M18-39

537

20M→21M

20.0 - 21.0 mi

Top 3%
×8story building
+106ft-24ft

Overall

813

Males

769

M18-39

769

21M→35K

21.0 - 21.8 mi

Top 3%
×7story building
+17ft-86ft

Overall

695

Males

655

M18-39

655

35K→23M

21.8 - 23.0 mi

Top 2%
×5story building
+23ft-63ft

Overall

529

Males

498

M18-39

498

23M→24M

23.0 - 24.0 mi

Top 3%
×6story building
+12ft-82ft

Overall

705

Males

667

M18-39

667

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

969

Males

916

M18-39

916

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1009

Males

956

M18-39

956

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2story building
+22ft-21ft

Overall

679

Males

648

M18-39

648

Passing Analysis

Category:
Athletes Passed
82
Passed By
180
Net Change
-98
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#204
5K → 10K2333-10#204#214
10K → 15K73+4#214#210
15K → 20K219-17#210#227
20K → Half330#227#227
Half → 25K124-23#227#250
25K → 30K1125-14#250#264
30K → 20M013-13#264#277
20M → 21M516-11#277#288
21M → 35K27-5#288#293
35K → 23M75+2#293#291
23M → 24M57-2#291#293
24M → 40K610-4#293#297
40K → 25.2M23-1#297#298
25.2M → Finish812-4#298#302
TOTALS82180-98
📊

Passing Visuals

Category:
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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