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BOSTON MARATHON 2023

Christopher Heiden

Bib: 7092•M

WA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 19%
Gender (Male)
#0 / 15176
Top 31%
Division (M18-39)
#0 / 5285
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
6:42/mi
20:48
↑ 97↓ 3451.5%
10K· 6.21 mi
6:44/mi
41:42
↑ 79↓ 1380.4%
15K· 9.32 mi
6:46/mi
1:02:43
↑ 67↓ 78
20K· 12.43 mi
6:47/mi
1:23:46
↑ 106↓ 860.1%
Half· 13.11 mi
6:39/mi
1:28:18
↑ 19↓ 370.5%
25K· 15.53 mi
6:54/mi
1:45:02
↑ 66↓ 880.2%
30K· 18.64 mi
7:44/mi
2:09:05
↑ 181↓ 1480.2%
20M
7:33/mi
2:19:21
↑ 64↓ 500.2%
21M
8:10/mi
2:27:31
↑ 106↓ 241.6%
35K· 21.75 mi
7:04/mi
2:32:48
↑ 17↓ 861.7%
23M
7:22/mi
2:42:01
↑ 23↓ 630.6%
24M
6:58/mi
2:48:59
↓ 821.3%
40K· 24.85 mi
7:13/mi
2:55:09
↓ 200.3%
25.2M
7:27/mi
2:57:43
↑ 13↓ 160.2%
Finish· 26.22 mi
6:49/mi
3:04:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:18
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:36:22
Pace7:21 /mi
📊Positive Split: 9.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:3220:486:4220:48
6:42
-
10K
6.21 mi10:46:2641:426:4320:54
6:44
+0:02
15K
9.32 mi11:07:271:02:436:4421:01
6:46
+0:02
20K
12.43 mi11:28:301:23:466:4421:03
6:47
+0:01
Half
13.11 mi11:33:021:28:186:444:32
6:39
-0:08
25K
15.53 mi11:49:461:45:026:4616:44
6:54
+0:15
30K
18.64 mi12:13:492:09:056:5524:03
7:44
+0:50
20M
20.00 mi12:24:052:19:216:5810:16
7:33
-0:11
21M
21.00 mi12:32:152:27:317:018:10
8:10
+0:37
35K
21.75 mi12:37:322:32:487:025:17
7:04
-1:06
23M
23.00 mi12:46:452:42:017:039:13
7:22
+0:18
24M
24.00 mi12:53:432:48:597:026:58
6:58
-0:24
40K
24.85 mi12:59:532:55:097:036:10
7:13
+0:15
25.2M
25.20 mi13:02:272:57:437:032:34
7:27
+0:14
Finish
26.22 mi13:09:243:04:407:036:57
6:49
-0:38

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

6:39 /mi

Average Pace

7:03 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

46:14

25% of race

Time at Steady Pace

1:18:00

42% of race

Time at Slower Pace

1:00:26

33% of race

Average Pace: 7:03 /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 mi10:25:3220:486:4220:48
6:42
#3630
10K
6.21 mi10:46:2641:426:4320:54
6:44
#4097
15K
9.32 mi11:07:271:02:436:4421:01
6:46
#4306
20K
12.43 mi11:28:301:23:466:4421:03
6:47
#4261
Half
13.11 mi11:33:021:28:186:444:32
6:39
#4229
25K
15.53 mi11:49:461:45:026:4616:44
6:54
#4346
30K
18.64 mi12:13:492:09:056:5524:03
7:44
#5360
20M
20.00 mi12:24:052:19:216:5810:16
7:33
#5466
21M
21.00 mi12:32:152:27:317:018:10
8:10
#5564
35K
21.75 mi12:37:322:32:487:025:17
7:04
#5538
23M
23.00 mi12:46:452:42:017:039:13
7:22
#5491
24M
24.00 mi12:53:432:48:597:026:58
6:58
#5391
40K
24.85 mi12:59:532:55:097:036:10
7:13
#5315
25.2M
25.20 mi13:02:272:57:437:032:34
7:27
#5276
Finish
26.22 mi13:09:243:04:407:036:57
6:49
#5180
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3630342034204765(Top 18%)4441(Top 29%)4441(Top 84%)
10K6.21 mi3.10 mi4097-4673852-4323852-4324616(Top 17%)4304(Top 28%)4304(Top 81%)
15K9.32 mi3.11 mi4306-2094033-1814033-1814765(Top 18%)4441(Top 29%)4441(Top 84%)
20K12.43 mi3.11 mi4261+453995+383995+384220(Top 16%)3951(Top 26%)3951(Top 75%)
Half13.11 mi0.68 mi4229+323964+313964+313873(Top 15%)3657(Top 24%)3657(Top 69%)
25K15.53 mi2.42 mi4346-1174073-1094073-1094974(Top 19%)4603(Top 30%)4603(Top 87%)
30K18.64 mi3.11 mi5360-10144946-8734946-8738922(Top 34%)7232(Top 48%)7232(Top 137%)
20M20.00 mi1.36 mi5466-1065027-815027-817132(Top 27%)6049(Top 40%)6049(Top 114%)
21M21.00 mi1.00 mi5564-985105-785105-788368(Top 31%)6674(Top 44%)6674(Top 126%)
35K21.75 mi0.75 mi5538+265081+245081+245648(Top 21%)4979(Top 33%)4979(Top 94%)
23M23.00 mi1.25 mi5491+475028+535028+535616(Top 21%)4918(Top 32%)4918(Top 93%)
24M24.00 mi1.00 mi5391+1004935+934935+934511(Top 17%)4072(Top 27%)4072(Top 77%)
40K24.85 mi0.85 mi5315+764862+734862+734944(Top 19%)4311(Top 28%)4311(Top 82%)
25.2M25.20 mi0.35 mi5276+394824+384824+383668(Top 14%)3296(Top 22%)3296(Top 62%)
Finish26.22 mi1.02 mi5180+964744+804744+804191(Top 16%)3695(Top 24%)3695(Top 70%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21story building
+97ft-345ft

Overall

4765

Males

4441

M18-39

4441

5K→10K

3.1 - 6.2 mi

Top 17%
×5story building
+79ft-138ft

Overall

4616

Males

4304

M18-39

4304

10K→15K

6.2 - 9.3 mi

Top 18%
×3story building
+67ft-78ft

Overall

4765

Males

4441

M18-39

4441

15K→20K

9.3 - 12.4 mi

Top 16%
×5story building
+106ft-86ft

Overall

4220

Males

3951

M18-39

3951

20K→Half

12.4 - 13.1 mi

Top 15%
×2story building
+19ft-37ft

Overall

3873

Males

3657

M18-39

3657

Half→25K

13.1 - 15.5 mi

Top 19%
×4story building
+66ft-88ft

Overall

4974

Males

4603

M18-39

4603

25K→30K

15.5 - 18.6 mi

Top 34%
×9story building
+181ft-148ft

Overall

8922

Males

7232

M18-39

7232

30K→20M

18.6 - 20.0 mi

Top 27%
×5story building
+64ft-50ft

Overall

7132

Males

6049

M18-39

6049

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8368

Males

6674

M18-39

6674

21M→35K

21.0 - 21.8 mi

Top 21%
×7story building
+17ft-86ft

Overall

5648

Males

4979

M18-39

4979

35K→23M

21.8 - 23.0 mi

Top 21%
×5story building
+23ft-63ft

Overall

5616

Males

4918

M18-39

4918

23M→24M

23.0 - 24.0 mi

Top 17%
×6story building
+12ft-82ft

Overall

4511

Males

4072

M18-39

4072

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

4944

Males

4311

M18-39

4311

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3668

Males

3296

M18-39

3296

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2story building
+22ft-21ft

Overall

4191

Males

3695

M18-39

3695

Passing Analysis

Category:
Athletes Passed
884
Passed By
2434
Net Change
-1550
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3630
5K → 10K58525-467#3630#4097
10K → 15K64273-209#4097#4306
15K → 20K11772+45#4306#4261
20K → Half419+32#4261#4229
Half → 25K57174-117#4229#4346
25K → 30K111025-1014#4346#5360
30K → 20M32138-106#5360#5466
20M → 21M21119-98#5466#5564
21M → 35K4822+26#5564#5538
35K → 23M8639+47#5538#5491
23M → 24M11111+100#5491#5391
24M → 40K8812+76#5391#5315
40K → 25.2M445+39#5315#5276
25.2M → Finish10610+96#5276#5180
TOTALS8842434-1550
📊

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