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BOSTON MARATHON 2023

Chris Parkin

Bib: 10590•X

CT

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 19%
Gender (Other)
#0 / 23
Top 17%
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
6:54/mi
21:25
↑ 97↓ 3451.5%
10K· 6.21 mi
6:41/mi
42:11
↑ 79↓ 1380.4%
15K· 9.32 mi
6:50/mi
1:03:24
↑ 67↓ 78
20K· 12.43 mi
6:52/mi
1:24:44
↑ 106↓ 860.1%
Half· 13.11 mi
6:42/mi
1:29:18
↑ 19↓ 370.5%
25K· 15.53 mi
6:59/mi
1:46:14
↑ 66↓ 880.2%
30K· 18.64 mi
7:16/mi
2:08:50
↑ 181↓ 1480.2%
20M
7:31/mi
2:19:03
↑ 64↓ 500.2%
21M
8:08/mi
2:27:11
↑ 106↓ 241.6%
35K· 21.75 mi
7:02/mi
2:32:27
↑ 17↓ 861.7%
23M
7:14/mi
2:41:30
↑ 23↓ 630.6%
24M
7:01/mi
2:48:31
↓ 821.3%
40K· 24.85 mi
7:06/mi
2:54:35
↓ 200.3%
25.2M
7:50/mi
2:57:17
↑ 13↓ 160.2%
Finish· 26.22 mi
7:18/mi
3:04:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:18
Pace6:49 /mi
2nd Half
Distance13.11 mi
Time1:35:25
Pace7:17 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:2621:256:5421:25
6:54
-
10K
6.21 mi11:08:1242:116:4720:46
6:41
-0:13
15K
9.32 mi11:29:251:03:246:4821:13
6:50
+0:09
20K
12.43 mi11:50:451:24:446:4921:20
6:52
+0:02
Half
13.11 mi11:55:191:29:186:494:34
6:42
-0:10
25K
15.53 mi12:12:151:46:146:5016:56
6:59
+0:17
30K
18.64 mi12:34:512:08:506:5522:36
7:16
+0:17
20M
20.00 mi12:45:042:19:036:5710:13
7:31
+0:15
21M
21.00 mi12:53:122:27:117:018:08
8:08
+0:37
35K
21.75 mi12:58:282:32:277:015:16
7:02
-1:06
23M
23.00 mi13:07:312:41:307:019:03
7:14
+0:12
24M
24.00 mi13:14:322:48:317:017:01
7:01
-0:13
40K
24.85 mi13:20:362:54:357:016:04
7:06
+0:05
25.2M
25.20 mi13:23:182:57:177:022:42
7:50
+0:44
Finish
26.22 mi13:30:443:04:437:037:26
7:18
-0:32

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

6:41 /mi

Average Pace

7:03 /mi

Slowest Pace

8:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

46:33

25% of race

Time at Steady Pace

1:18:02

42% of race

Time at Slower Pace

1:00:08

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 mi10:47:2621:256:5421:25
6:54
#5528
10K
6.21 mi11:08:1242:116:4720:46
6:41
#4881
15K
9.32 mi11:29:251:03:246:4821:13
6:50
#5025
20K
12.43 mi11:50:451:24:446:4921:20
6:52
#5011
Half
13.11 mi11:55:191:29:186:494:34
6:42
#4968
25K
15.53 mi12:12:151:46:146:5016:56
6:59
#5087
30K
18.64 mi12:34:512:08:506:5522:36
7:16
#5268
20M
20.00 mi12:45:042:19:036:5710:13
7:31
#5377
21M
21.00 mi12:53:122:27:117:018:08
8:08
#5473
35K
21.75 mi12:58:282:32:277:015:16
7:02
#5451
23M
23.00 mi13:07:312:41:307:019:03
7:14
#5353
24M
24.00 mi13:14:322:48:317:017:01
7:01
#5281
40K
24.85 mi13:20:362:54:357:016:04
7:06
#5197
25.2M
25.20 mi13:23:182:57:177:022:42
7:50
#5166
Finish
26.22 mi13:30:443:04:437:037:26
7:18
#5193
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallXAge DivSeg. OverallSeg. XSeg. Age Div
5K3.11 mi3.11 mi5528775406(Top 20%)6(Top 26%)6
10K6.21 mi3.10 mi4881+647774213(Top 16%)6(Top 26%)6
15K9.32 mi3.11 mi5025-144775406(Top 20%)6(Top 26%)6
20K12.43 mi3.11 mi5011+146+16+15093(Top 19%)6(Top 26%)6
Half13.11 mi0.68 mi4968+43664395(Top 17%)3(Top 13%)3
25K15.53 mi2.42 mi5087-119665510(Top 21%)5(Top 22%)5
30K18.64 mi3.11 mi5268-181665904(Top 22%)6(Top 26%)6
20M20.00 mi1.36 mi5377-109666949(Top 26%)6(Top 26%)6
21M21.00 mi1.00 mi5473-96668244(Top 31%)8(Top 35%)8
35K21.75 mi0.75 mi5451+22665613(Top 21%)6(Top 26%)6
23M23.00 mi1.25 mi5353+98664963(Top 19%)4(Top 17%)4
24M24.00 mi1.00 mi5281+72664801(Top 18%)4(Top 17%)4
40K24.85 mi0.85 mi5197+845+15+14393(Top 17%)3(Top 13%)3
25.2M25.20 mi0.35 mi5166+31555660(Top 21%)4(Top 17%)4
Finish26.22 mi1.02 mi5193-274+14+17154(Top 27%)8(Top 35%)8

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21story building
+97ft-345ft

Overall

5406

X

6

Age Div

6

5K→10K

3.1 - 6.2 mi

Top 16%
×5story building
+79ft-138ft

Overall

4213

X

6

Age Div

6

10K→15K

6.2 - 9.3 mi

Top 20%
×3story building
+67ft-78ft

Overall

5406

X

6

Age Div

6

15K→20K

9.3 - 12.4 mi

Top 19%
×5story building
+106ft-86ft

Overall

5093

X

6

Age Div

6

20K→Half

12.4 - 13.1 mi

Top 17%
×2story building
+19ft-37ft

Overall

4395

X

3

Age Div

3

Half→25K

13.1 - 15.5 mi

Top 21%
×4story building
+66ft-88ft

Overall

5510

X

5

Age Div

5

25K→30K

15.5 - 18.6 mi

Top 22%
×9story building
+181ft-148ft

Overall

5904

X

6

Age Div

6

30K→20M

18.6 - 20.0 mi

Top 26%
×5story building
+64ft-50ft

Overall

6949

X

6

Age Div

6

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

8244

X

8

Age Div

8

21M→35K

21.0 - 21.8 mi

Top 21%
×7story building
+17ft-86ft

Overall

5613

X

6

Age Div

6

35K→23M

21.8 - 23.0 mi

Top 19%
×5story building
+23ft-63ft

Overall

4963

X

4

Age Div

4

23M→24M

23.0 - 24.0 mi

Top 18%
×6story building
+12ft-82ft

Overall

4801

X

4

Age Div

4

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4393

X

3

Age Div

3

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5660

X

4

Age Div

4

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

7154

X

8

Age Div

8

Passing Analysis

Category:
Athletes Passed
1540
Passed By
1205
Net Change
+335
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5528
5K → 10K67730+647#5528#4881
10K → 15K70214-144#4881#5025
15K → 20K11399+14#5025#5011
20K → Half474+43#5011#4968
Half → 25K71190-119#4968#5087
25K → 30K76257-181#5087#5268
30K → 20M36145-109#5268#5377
20M → 21M29125-96#5377#5473
21M → 35K4422+22#5473#5451
35K → 23M11517+98#5451#5353
23M → 24M8715+72#5353#5281
24M → 40K10117+84#5281#5197
40K → 25.2M376+31#5197#5166
25.2M → Finish3764-27#5166#5193
TOTALS15401205+335
📊

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