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BOSTON MARATHON 2023

Chris Zuerner

Bib: 294•M

NC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 0.4%
Gender (Male)
#0 / 15176
Top 0.5%
Division (M18-39)
#0 / 5285
Top 1%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:04
Rank: #136
Start → 5K
17:04 | 5:30/mi
10K· 6.21 mi
34:15
Rank: #133 (+3)
5K → 10K
17:11 | 5:32/mi
15K· 9.32 mi
51:34
Rank: #145 (-12)
10K → 15K
17:19 | 5:34/mi
20K· 12.43 mi
1:08:46
Rank: #138 (+7)
15K → 20K
17:12 | 5:32/mi
Half· 13.11 mi
1:12:30
Rank: #131 (+7)
20K → Half
3:44 | 5:28/mi
25K· 15.53 mi
1:26:00
Rank: #120 (+11)
Half → 25K
13:30 | 5:34/mi
30K· 18.64 mi
1:43:26
Rank: #113 (+7)
25K → 30K
17:26 | 5:37/mi
20M
1:51:10
Rank: #113
30K → 20M
7:44 | 5:41/mi
21M
1:57:06
Rank: #109 (+4)
20M → 21M
5:56 | 5:56/mi
35K· 21.75 mi
2:01:16
Rank: #108 (+1)
21M → 35K
4:10 | 5:34/mi
23M
2:08:30
Rank: #106 (+2)
35K → 23M
7:14 | 5:47/mi
24M
2:14:08
Rank: #101 (+5)
23M → 24M
5:38 | 5:38/mi
40K· 24.85 mi
2:19:08
Rank: #100 (+1)
24M → 40K
5:00 | 5:51/mi
25.2M
2:21:18
Rank: #99 (+1)
40K → 25.2M
2:10 | 6:17/mi
Finish· 26.22 mi
2:26:58
Rank: #98 (+1)
25.2M → Finish
5:40 | 5:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:12:30
Pace5:32 /mi
2nd Half
Distance13.11 mi
Time1:14:28
Pace5:41 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:0517:045:3017:04
5:30
-
10K
6.21 mi10:34:1634:155:3117:11
5:32
+0:02
15K
9.32 mi10:51:3551:345:3217:19
5:34
+0:02
20K
12.43 mi11:08:471:08:465:3217:12
5:32
-0:02
Half
13.11 mi11:12:311:12:305:323:44
5:28
-0:04
25K
15.53 mi11:26:011:26:005:3213:30
5:34
+0:06
30K
18.64 mi11:43:271:43:265:3317:26
5:37
+0:03
20M
20.00 mi11:51:111:51:105:337:44
5:41
+0:04
21M
21.00 mi11:57:071:57:065:355:56
5:56
+0:15
35K
21.75 mi12:01:172:01:165:354:10
5:34
-0:22
23M
23.00 mi12:08:312:08:305:357:14
5:47
+0:13
24M
24.00 mi12:14:092:14:085:355:38
5:38
-0:09
40K
24.85 mi12:19:092:19:085:365:00
5:51
+0:13
25.2M
25.20 mi12:21:192:21:185:362:10
6:17
+0:26
Finish
26.22 mi12:26:592:26:585:375:40
5:34
-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

5:28 /mi

Average Pace

5:37 /mi

Slowest Pace

6:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:48

99% of race

Time at Steady Pace

2:10

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:36 /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 mi10:17:0517:045:3017:04
5:30
#136
10K
6.21 mi10:34:1634:155:3117:11
5:32
#133
15K
9.32 mi10:51:3551:345:3217:19
5:34
#145
20K
12.43 mi11:08:471:08:465:3217:12
5:32
#138
Half
13.11 mi11:12:311:12:305:323:44
5:28
#131
25K
15.53 mi11:26:011:26:005:3213:30
5:34
#120
30K
18.64 mi11:43:271:43:265:3317:26
5:37
#113
20M
20.00 mi11:51:111:51:105:337:44
5:41
#113
21M
21.00 mi11:57:071:57:065:355:56
5:56
#109
35K
21.75 mi12:01:172:01:165:354:10
5:34
#108
23M
23.00 mi12:08:312:08:305:357:14
5:47
#106
24M
24.00 mi12:14:092:14:085:355:38
5:38
#101
40K
24.85 mi12:19:092:19:085:365:00
5:51
#100
25.2M
25.20 mi12:21:192:21:185:362:10
6:17
#99
Finish
26.22 mi12:26:592:26:585:375:40
5:34
#98
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi136136136146(Top 0.5%)121(Top 0.8%)121(Top 2%)
10K6.21 mi3.10 mi133+3133+3133+3167(Top 0.6%)140(Top 0.9%)140(Top 3%)
15K9.32 mi3.11 mi145-12126+7126+7146(Top 0.5%)121(Top 0.8%)121(Top 2%)
20K12.43 mi3.11 mi138+7119+7119+7106(Top 0.4%)88(Top 0.6%)88(Top 2%)
Half13.11 mi0.68 mi131+7113+6113+6100(Top 0.4%)89(Top 0.6%)89(Top 2%)
25K15.53 mi2.42 mi120+11102+11102+11101(Top 0.4%)82(Top 0.5%)82(Top 2%)
30K18.64 mi3.11 mi113+795+795+777(Top 0.3%)66(Top 0.4%)66(Top 1%)
20M20.00 mi1.36 mi1139595106(Top 0.4%)87(Top 0.6%)87(Top 2%)
21M21.00 mi1.00 mi109+491+491+486(Top 0.3%)71(Top 0.5%)71(Top 1%)
35K21.75 mi0.75 mi108+190+190+1123(Top 0.5%)102(Top 0.7%)102(Top 2%)
23M23.00 mi1.25 mi106+289+189+1119(Top 0.4%)101(Top 0.7%)101(Top 2%)
24M24.00 mi1.00 mi101+584+584+5131(Top 0.5%)114(Top 0.8%)114(Top 2%)
40K24.85 mi0.85 mi100+183+183+1174(Top 0.7%)155(Top 1%)155(Top 3%)
25.2M25.20 mi0.35 mi99+182+182+1202(Top 0.8%)183(Top 1%)183(Top 3%)
Finish26.22 mi1.02 mi98+181+181+1123(Top 0.5%)110(Top 0.7%)110(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.5%
×21stories
+97ft-345ft

Overall

146

Males

121

M18-39

121

5K→10K

3.1 - 6.2 mi

Top 0.6%
×5stories
+79ft-138ft

Overall

167

Males

140

M18-39

140

10K→15K

6.2 - 9.3 mi

Top 0.5%
×3stories
+67ft-78ft

Overall

146

Males

121

M18-39

121

15K→20K

9.3 - 12.4 mi

Top 0.4%
×5stories
+106ft-86ft

Overall

106

Males

88

M18-39

88

20K→Half

12.4 - 13.1 mi

Top 0.4%
×2stories
+19ft-37ft

Overall

100

Males

89

M18-39

89

Half→25K

13.1 - 15.5 mi

Top 0.4%
×4stories
+66ft-88ft

Overall

101

Males

82

M18-39

82

25K→30K

15.5 - 18.6 mi

Top 0.3%
×9stories
+181ft-148ft

Overall

77

Males

66

M18-39

66

30K→20M

18.6 - 20.0 mi

Top 0.4%
×5stories
+64ft-50ft

Overall

106

Males

87

M18-39

87

20M→21M

20.0 - 21.0 mi

Top 0.3%
×8stories
+106ft-24ft

Overall

86

Males

71

M18-39

71

21M→35K

21.0 - 21.8 mi

Top 0.5%
×7stories
+17ft-86ft

Overall

123

Males

102

M18-39

102

35K→23M

21.8 - 23.0 mi

Top 0.4%
×5stories
+23ft-63ft

Overall

119

Males

101

M18-39

101

23M→24M

23.0 - 24.0 mi

Top 0.5%
×6stories
+12ft-82ft

Overall

131

Males

114

M18-39

114

24M→40K

24.0 - 24.9 mi

Top 0.7%
×1story
+6ft-20ft

Overall

174

Males

155

M18-39

155

40K→25.2M

24.9 - 25.2 mi

Top 0.8%
×1story
+13ft-16ft

Overall

202

Males

183

M18-39

183

25.2M→Finish

25.2 - 26.2 mi

Top 0.5%
×2stories
+22ft-21ft

Overall

123

Males

110

M18-39

110

Passing Analysis

Category:
Athletes Passed
68
Passed By
30
Net Change
+38
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#136
5K → 10K41+3#136#133
10K → 15K921-12#133#145
15K → 20K81+7#145#138
20K → Half70+7#138#131
Half → 25K110+11#131#120
25K → 30K81+7#120#113
30K → 20M110#113#113
20M → 21M51+4#113#109
21M → 35K10+1#109#108
35K → 23M53+2#108#106
23M → 24M50+5#106#101
24M → 40K21+1#101#100
40K → 25.2M10+1#100#99
25.2M → Finish10+1#99#98
TOTALS6830+38
📊

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