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BOSTON MARATHON 2023

Charles Chen

Bib: 9094•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 21%
Gender (Male)
#0 / 15176
Top 33%
Masters (Masters Men)
#0 / 9891
Top 19%
Division (M60-64)
#0 / 1110
Top 2%
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
7:15/mi
22:31
↑ 97↓ 3451.5%
10K· 6.21 mi
7:01/mi
44:20
↑ 79↓ 1380.4%
15K· 9.32 mi
7:03/mi
1:06:14
↑ 67↓ 78
20K· 12.43 mi
7:02/mi
1:28:05
↑ 106↓ 860.1%
Half· 13.11 mi
6:59/mi
1:32:51
↑ 19↓ 370.5%
25K· 15.53 mi
6:59/mi
1:49:46
↑ 66↓ 880.2%
30K· 18.64 mi
7:09/mi
2:11:58
↑ 181↓ 1480.2%
20M
7:05/mi
2:21:36
↑ 64↓ 500.2%
21M
7:36/mi
2:29:12
↑ 106↓ 241.6%
35K· 21.75 mi
7:29/mi
2:34:48
↑ 17↓ 861.7%
23M
7:14/mi
2:43:51
↑ 23↓ 630.6%
24M
7:00/mi
2:50:51
↓ 821.3%
40K· 24.85 mi
7:02/mi
2:56:52
↓ 200.3%
25.2M
7:38/mi
2:59:30
↑ 13↓ 160.2%
Finish· 26.22 mi
6:55/mi
3:06:33
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:32:51
Pace7:05 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:33:42
Pace7:09 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:1922:317:1522:31
7:15
-
10K
6.21 mi11:10:0844:207:0821:49
7:01
-0:14
15K
9.32 mi11:32:021:06:147:0621:54
7:03
+0:02
20K
12.43 mi11:53:531:28:057:0521:51
7:02
-0:01
Half
13.11 mi11:58:391:32:517:054:46
6:59
-0:03
25K
15.53 mi12:15:341:49:467:0416:55
6:59
0:00
30K
18.64 mi12:37:462:11:587:0522:12
7:09
+0:10
20M
20.00 mi12:47:242:21:367:059:38
7:05
-0:04
21M
21.00 mi12:55:002:29:127:067:36
7:36
+0:31
35K
21.75 mi13:00:362:34:487:075:36
7:29
-0:07
23M
23.00 mi13:09:392:43:517:079:03
7:14
-0:15
24M
24.00 mi13:16:392:50:517:077:00
7:00
-0:14
40K
24.85 mi13:22:402:56:527:076:01
7:02
+0:02
25.2M
25.20 mi13:25:182:59:307:072:38
7:38
+0:36
Finish
26.22 mi13:32:213:06:337:077:03
6:55
-0:43

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

6:55 /mi

Average Pace

7:07 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:55

99% of race

Time at Steady Pace

2:38

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:07 /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 mi10:48:1922:317:1522:31
7:15
#7773
10K
6.21 mi11:10:0844:207:0821:49
7:01
#7320
15K
9.32 mi11:32:021:06:147:0621:54
7:03
#7147
20K
12.43 mi11:53:531:28:057:0521:51
7:02
#6852
Half
13.11 mi11:58:391:32:517:054:46
6:59
#6831
25K
15.53 mi12:15:341:49:467:0416:55
6:59
#6596
30K
18.64 mi12:37:462:11:587:0522:12
7:09
#6289
20M
20.00 mi12:47:242:21:367:059:38
7:05
#6117
21M
21.00 mi12:55:002:29:127:067:36
7:36
#6028
35K
21.75 mi13:00:362:34:487:075:36
7:29
#6066
23M
23.00 mi13:09:392:43:517:079:03
7:14
#5947
24M
24.00 mi13:16:392:50:517:077:00
7:00
#5832
40K
24.85 mi13:22:402:56:527:076:01
7:02
#5732
25.2M
25.20 mi13:25:182:59:307:072:38
7:38
#5694
Finish
26.22 mi13:32:213:06:337:077:03
6:55
#5600
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi7773682368236842(Top 26%)6121(Top 40%)6121(Top 551%)
10K6.21 mi3.10 mi7320+4536496+3276496+3276957(Top 26%)6209(Top 41%)6209(Top 559%)
15K9.32 mi3.11 mi7147+1736364+1326364+1326842(Top 26%)6121(Top 40%)6121(Top 551%)
20K12.43 mi3.11 mi6852+2956142+2226142+2226172(Top 23%)5599(Top 37%)5599(Top 504%)
Half13.11 mi0.68 mi6831+216126+166126+166427(Top 24%)5803(Top 38%)5803(Top 523%)
25K15.53 mi2.42 mi6596+2355927+1995927+1995440(Top 20%)5011(Top 33%)5011(Top 451%)
30K18.64 mi3.11 mi6289+3075675+2525675+2525184(Top 19%)4749(Top 31%)4749(Top 428%)
20M20.00 mi1.36 mi6117+1725539+1365539+1364573(Top 17%)4198(Top 28%)4198(Top 378%)
21M21.00 mi1.00 mi6028+895461+785461+785084(Top 19%)4537(Top 30%)4537(Top 409%)
35K21.75 mi0.75 mi6066-385482-215482-218369(Top 31%)6700(Top 44%)6700(Top 604%)
23M23.00 mi1.25 mi5947+1195377+1055377+1054938(Top 19%)4421(Top 29%)4421(Top 398%)
24M24.00 mi1.00 mi5832+1155282+955282+954683(Top 18%)4197(Top 28%)4197(Top 378%)
40K24.85 mi0.85 mi5732+1005191+915191+914047(Top 15%)3629(Top 24%)3629(Top 327%)
25.2M25.20 mi0.35 mi5694+385157+345157+344551(Top 17%)3964(Top 26%)3964(Top 357%)
Finish26.22 mi1.02 mi5600+945072+855072+854740(Top 18%)4095(Top 27%)4095(Top 369%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21story building
+97ft-345ft

Overall

6842

Males

6121

M60-64

6121

5K→10K

3.1 - 6.2 mi

Top 26%
×5story building
+79ft-138ft

Overall

6957

Males

6209

M60-64

6209

10K→15K

6.2 - 9.3 mi

Top 26%
×3story building
+67ft-78ft

Overall

6842

Males

6121

M60-64

6121

15K→20K

9.3 - 12.4 mi

Top 23%
×5story building
+106ft-86ft

Overall

6172

Males

5599

M60-64

5599

20K→Half

12.4 - 13.1 mi

Top 24%
×2story building
+19ft-37ft

Overall

6427

Males

5803

M60-64

5803

Half→25K

13.1 - 15.5 mi

Top 20%
×4story building
+66ft-88ft

Overall

5440

Males

5011

M60-64

5011

25K→30K

15.5 - 18.6 mi

Top 19%
×9story building
+181ft-148ft

Overall

5184

Males

4749

M60-64

4749

30K→20M

18.6 - 20.0 mi

Top 17%
×5story building
+64ft-50ft

Overall

4573

Males

4198

M60-64

4198

20M→21M

20.0 - 21.0 mi

Top 19%
×8story building
+106ft-24ft

Overall

5084

Males

4537

M60-64

4537

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

8369

Males

6700

M60-64

6700

35K→23M

21.8 - 23.0 mi

Top 19%
×5story building
+23ft-63ft

Overall

4938

Males

4421

M60-64

4421

23M→24M

23.0 - 24.0 mi

Top 18%
×6story building
+12ft-82ft

Overall

4683

Males

4197

M60-64

4197

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4047

Males

3629

M60-64

3629

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4551

Males

3964

M60-64

3964

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2story building
+22ft-21ft

Overall

4740

Males

4095

M60-64

4095

Passing Analysis

Category:
Athletes Passed
2451
Passed By
278
Net Change
+2173
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7773
5K → 10K51259+453#7773#7320
10K → 15K23360+173#7320#7147
15K → 20K30712+295#7147#6852
20K → Half309+21#6852#6831
Half → 25K2427+235#6831#6596
25K → 30K3136+307#6596#6289
30K → 20M1764+172#6289#6117
20M → 21M10415+89#6117#6028
21M → 35K2462-38#6028#6066
35K → 23M13314+119#6066#5947
23M → 24M1238+115#5947#5832
24M → 40K1055+100#5832#5732
40K → 25.2M424+38#5732#5694
25.2M → Finish10713+94#5694#5600
TOTALS2451278+2173
📊

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