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BOSTON MARATHON 2023

Chad Raisch

Bib: 10517•M

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 32%
Gender (Male)
#0 / 15176
Top 47%
Masters (Masters Men)
#0 / 9891
Top 35%
Division (M50-54)
#0 / 2052
Top 31%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:21
Rank: #9744
Start → 5K
23:21 | 7:31/mi
10K· 6.21 mi
46:36
Rank: #10009 (-265)
5K → 10K
23:15 | 7:29/mi
15K· 9.32 mi
1:10:02
Rank: #10184 (-175)
10K → 15K
23:26 | 7:33/mi
20K· 12.43 mi
1:33:25
Rank: #9979 (+205)
15K → 20K
23:23 | 7:32/mi
Half· 13.11 mi
1:38:28
Rank: #9941 (+38)
20K → Half
5:03 | 7:24/mi
25K· 15.53 mi
1:56:41
Rank: #9743 (+198)
Half → 25K
18:13 | 7:31/mi
30K· 18.64 mi
2:20:08
Rank: #9289 (+454)
25K → 30K
23:27 | 7:33/mi
20M
2:30:33
Rank: #9169 (+120)
30K → 20M
10:25 | 7:40/mi
21M
2:38:46
Rank: #9103 (+66)
20M → 21M
8:13 | 8:13/mi
35K· 21.75 mi
2:44:09
Rank: #8997 (+106)
21M → 35K
5:23 | 7:12/mi
23M
2:53:43
Rank: #8875 (+122)
35K → 23M
9:34 | 7:38/mi
24M
3:01:10
Rank: #8779 (+96)
23M → 24M
7:27 | 7:27/mi
40K· 24.85 mi
3:07:32
Rank: #8659 (+120)
24M → 40K
6:22 | 7:27/mi
25.2M
3:10:25
Rank: #8654 (+5)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:17:51
Rank: #8569 (+85)
25.2M → Finish
7:26 | 7:18/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:38:28
Pace7:31 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:39:23
Pace7:35 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5323:217:3123:21
7:31
-
10K
6.21 mi11:13:0846:367:3023:15
7:29
-0:02
15K
9.32 mi11:36:341:10:027:3123:26
7:33
+0:04
20K
12.43 mi11:59:571:33:257:3123:23
7:32
-0:01
Half
13.11 mi12:05:001:38:287:315:03
7:24
-0:08
25K
15.53 mi12:23:131:56:417:3118:13
7:31
+0:07
30K
18.64 mi12:46:402:20:087:3123:27
7:33
+0:02
20M
20.00 mi12:57:052:30:337:3210:25
7:40
+0:07
21M
21.00 mi13:05:182:38:467:348:13
8:13
+0:33
35K
21.75 mi13:10:412:44:097:335:23
7:12
-1:01
23M
23.00 mi13:20:152:53:437:339:34
7:38
+0:26
24M
24.00 mi13:27:423:01:107:337:27
7:27
-0:11
40K
24.85 mi13:34:043:07:327:336:22
7:27
0:00
25.2M
25.20 mi13:36:573:10:257:332:53
8:22
+0:55
Finish
26.22 mi13:44:233:17:517:337:26
7:18
-1:04

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

7:12 /mi

Average Pace

7:33 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:06:45

94% of race

Time at Steady Pace

11:06

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:33 /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 mi10:49:5323:217:3123:21
7:31
#9744
10K
6.21 mi11:13:0846:367:3023:15
7:29
#10009
15K
9.32 mi11:36:341:10:027:3123:26
7:33
#10184
20K
12.43 mi11:59:571:33:257:3123:23
7:32
#9979
Half
13.11 mi12:05:001:38:287:315:03
7:24
#9941
25K
15.53 mi12:23:131:56:417:3118:13
7:31
#9743
30K
18.64 mi12:46:402:20:087:3123:27
7:33
#9289
20M
20.00 mi12:57:052:30:337:3210:25
7:40
#9169
21M
21.00 mi13:05:182:38:467:348:13
8:13
#9103
35K
21.75 mi13:10:412:44:097:335:23
7:12
#8997
23M
23.00 mi13:20:152:53:437:339:34
7:38
#8875
24M
24.00 mi13:27:423:01:107:337:27
7:27
#8779
40K
24.85 mi13:34:043:07:327:336:22
7:27
#8659
25.2M
25.20 mi13:36:573:10:257:332:53
8:22
#8654
Finish
26.22 mi13:44:233:17:517:337:26
7:18
#8569
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi97448002800210512(Top 39%)8410(Top 55%)8410(Top 410%)
10K6.21 mi3.10 mi10009-2658149-1478149-14710301(Top 39%)8325(Top 55%)8325(Top 406%)
15K9.32 mi3.11 mi10184-1758268-1198268-11910512(Top 39%)8410(Top 55%)8410(Top 410%)
20K12.43 mi3.11 mi9979+2058138+1308138+1309495(Top 36%)7793(Top 51%)7793(Top 380%)
Half13.11 mi0.68 mi9941+388113+258113+259374(Top 35%)7724(Top 51%)7724(Top 376%)
25K15.53 mi2.42 mi9743+1987993+1207993+1208863(Top 33%)7343(Top 48%)7343(Top 358%)
30K18.64 mi3.11 mi9289+4547677+3167677+3167564(Top 28%)6432(Top 42%)6432(Top 313%)
20M20.00 mi1.36 mi9169+1207583+947583+947918(Top 30%)6544(Top 43%)6544(Top 319%)
21M21.00 mi1.00 mi9103+667515+687515+688679(Top 33%)6884(Top 45%)6884(Top 335%)
35K21.75 mi0.75 mi8997+1067445+707445+706513(Top 24%)5593(Top 37%)5593(Top 273%)
23M23.00 mi1.25 mi8875+1227344+1017344+1017360(Top 28%)6040(Top 40%)6040(Top 294%)
24M24.00 mi1.00 mi8779+967263+817263+817316(Top 27%)5886(Top 39%)5886(Top 287%)
40K24.85 mi0.85 mi8659+1207177+867177+866432(Top 24%)5280(Top 35%)5280(Top 257%)
25.2M25.20 mi0.35 mi8654+57163+147163+148621(Top 32%)6522(Top 43%)6522(Top 318%)
Finish26.22 mi1.02 mi8569+857090+737090+737084(Top 27%)5623(Top 37%)5623(Top 274%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

10512

Males

8410

M50-54

8410

5K→10K

3.1 - 6.2 mi

Top 39%
×5stories
+79ft-138ft

Overall

10301

Males

8325

M50-54

8325

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

10512

Males

8410

M50-54

8410

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

9495

Males

7793

M50-54

7793

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9374

Males

7724

M50-54

7724

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8863

Males

7343

M50-54

7343

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7564

Males

6432

M50-54

6432

30K→20M

18.6 - 20.0 mi

Top 30%
×5stories
+64ft-50ft

Overall

7918

Males

6544

M50-54

6544

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

8679

Males

6884

M50-54

6884

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6513

Males

5593

M50-54

5593

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7360

Males

6040

M50-54

6040

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7316

Males

5886

M50-54

5886

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6432

Males

5280

M50-54

5280

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8621

Males

6522

M50-54

6522

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7084

Males

5623

M50-54

5623

Passing Analysis

Category:
Athletes Passed
2224*
Passed By
1047
Net Change
+1175
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9744
5K → 10K205469-265#9744#10009
10K → 15K122296-175#10009#10184
15K → 20K275*70+205#10184#9979
20K → Half457+38#9979#9941
Half → 25K225*27+198#9941#9743
25K → 30K468*14+454#9743#9289
30K → 20M14525+120#9289#9169
20M → 21M11145+66#9169#9103
21M → 35K1093+106#9103#8997
35K → 23M14220+122#8997#8875
23M → 24M11115+96#8875#8779
24M → 40K13313+120#8779#8659
40K → 25.2M2722+5#8659#8654
25.2M → Finish10621+85#8654#8569
TOTALS2224*1047+1175

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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