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BOSTON MARATHON 2023

Christian Floyd

Bib: 4821•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 41%
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:17
Rank: #9572
Start → 5K
23:17 | 7:30/mi
10K· 6.21 mi
46:56
Rank: #10494 (-922)
5K → 10K
23:39 | 7:37/mi
15K· 9.32 mi
1:10:26
Rank: #10555 (-61)
10K → 15K
23:30 | 7:34/mi
20K· 12.43 mi
1:33:38
Rank: #10130 (+425)
15K → 20K
23:12 | 7:28/mi
Half· 13.11 mi
1:38:32
Rank: #9987 (+143)
20K → Half
4:54 | 7:11/mi
25K· 15.53 mi
1:56:24
Rank: #9585 (+402)
Half → 25K
17:52 | 7:22/mi
30K· 18.64 mi
2:20:10
Rank: #9306 (+279)
25K → 30K
23:46 | 7:39/mi
20M
2:31:14
Rank: #9463 (-157)
30K → 20M
11:04 | 8:09/mi
21M
2:39:23
Rank: #9340 (+123)
20M → 21M
8:09 | 8:09/mi
35K· 21.75 mi
2:44:56
Rank: #9269 (+71)
21M → 35K
5:33 | 7:25/mi
23M
2:55:23
Rank: #9416 (-147)
35K → 23M
10:27 | 8:21/mi
24M
3:03:56
Rank: #9645 (-229)
23M → 24M
8:33 | 8:33/mi
40K· 24.85 mi
3:12:05
Rank: #10060 (-415)
24M → 40K
8:09 | 9:32/mi
25.2M
3:15:33
Rank: #10196 (-136)
40K → 25.2M
3:28 | 10:03/mi
Finish· 26.22 mi
3:25:36
Rank: #10853 (-657)
25.2M → Finish
10:03 | 9:52/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:32
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time1:47:04
Pace8:10 /mi
📊Positive Split: 8.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0723:177:3023:17
7:30
-
10K
6.21 mi10:48:4646:567:3323:39
7:37
+0:07
15K
9.32 mi11:12:161:10:267:3323:30
7:34
-0:03
20K
12.43 mi11:35:281:33:387:3223:12
7:28
-0:06
Half
13.11 mi11:40:221:38:327:314:54
7:11
-0:17
25K
15.53 mi11:58:141:56:247:3017:52
7:22
+0:11
30K
18.64 mi12:22:002:20:107:3123:46
7:39
+0:17
20M
20.00 mi12:33:042:31:147:3411:04
8:09
+0:30
21M
21.00 mi12:41:132:39:237:358:09
8:09
0:00
35K
21.75 mi12:46:462:44:567:355:33
7:25
-0:44
23M
23.00 mi12:57:132:55:237:3810:27
8:21
+0:56
24M
24.00 mi13:05:463:03:567:408:33
8:33
+0:12
40K
24.85 mi13:13:553:12:057:448:09
9:32
+0:59
25.2M
25.20 mi13:17:233:15:337:463:28
10:03
+0:31
Finish
26.22 mi13:27:263:25:367:5110:03
9:52
-0:11

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

7:11 /mi

Average Pace

7:51 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:54

2% of race

Time at Steady Pace

2:20:49

68% of race

Time at Slower Pace

59:53

29% of race

Average Pace: 7:50 /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 mi10:25:0723:177:3023:17
7:30
#9572
10K
6.21 mi10:48:4646:567:3323:39
7:37
#10494
15K
9.32 mi11:12:161:10:267:3323:30
7:34
#10555
20K
12.43 mi11:35:281:33:387:3223:12
7:28
#10130
Half
13.11 mi11:40:221:38:327:314:54
7:11
#9987
25K
15.53 mi11:58:141:56:247:3017:52
7:22
#9585
30K
18.64 mi12:22:002:20:107:3123:46
7:39
#9306
20M
20.00 mi12:33:042:31:147:3411:04
8:09
#9463
21M
21.00 mi12:41:132:39:237:358:09
8:09
#9340
35K
21.75 mi12:46:462:44:567:355:33
7:25
#9269
23M
23.00 mi12:57:132:55:237:3810:27
8:21
#9416
24M
24.00 mi13:05:463:03:567:408:33
8:33
#9645
40K
24.85 mi13:13:553:12:057:448:09
9:32
#10060
25.2M
25.20 mi13:17:233:15:337:463:28
10:03
#10196
Finish
26.22 mi13:27:263:25:367:5110:03
9:52
#10853
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi95727914791410692(Top 40%)8500(Top 56%)8500(Top 161%)
10K6.21 mi3.10 mi10494-9228413-4998413-49911427(Top 43%)8843(Top 58%)8843(Top 167%)
15K9.32 mi3.11 mi10555-618448-358448-3510692(Top 40%)8500(Top 56%)8500(Top 161%)
20K12.43 mi3.11 mi10130+4258229+2198229+2199051(Top 34%)7532(Top 50%)7532(Top 143%)
Half13.11 mi0.68 mi9987+1438143+868143+867755(Top 29%)6762(Top 45%)6762(Top 128%)
25K15.53 mi2.42 mi9585+4027892+2517892+2517760(Top 29%)6648(Top 44%)6648(Top 126%)
30K18.64 mi3.11 mi9306+2797686+2067686+2068299(Top 31%)6867(Top 45%)6867(Top 130%)
20M20.00 mi1.36 mi9463-1577758-727758-7211346(Top 43%)8411(Top 55%)8411(Top 159%)
21M21.00 mi1.00 mi9340+1237658+1007658+1008245(Top 31%)6598(Top 43%)6598(Top 125%)
35K21.75 mi0.75 mi9269+717600+587600+587943(Top 30%)6478(Top 43%)6478(Top 123%)
23M23.00 mi1.25 mi9416-1477670-707670-7012193(Top 46%)8549(Top 56%)8549(Top 162%)
24M24.00 mi1.00 mi9645-2297772-1027772-10214729(Top 55%)9620(Top 63%)9620(Top 182%)
40K24.85 mi0.85 mi10060-4157960-1887960-18818416(Top 69%)11223(Top 74%)11223(Top 212%)
25.2M25.20 mi0.35 mi10196-1368026-668026-6617510(Top 66%)10767(Top 71%)10767(Top 204%)
Finish26.22 mi1.02 mi10853-6578315-2898315-28921334(Top 80%)12570(Top 83%)12570(Top 238%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10692

Males

8500

M18-39

8500

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

11427

Males

8843

M18-39

8843

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10692

Males

8500

M18-39

8500

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9051

Males

7532

M18-39

7532

20K→Half

12.4 - 13.1 mi

Top 29%
×2stories
+19ft-37ft

Overall

7755

Males

6762

M18-39

6762

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

7760

Males

6648

M18-39

6648

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

8299

Males

6867

M18-39

6867

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

11346

Males

8411

M18-39

8411

20M→21M

20.0 - 21.0 mi

Top 31%
×8stories
+106ft-24ft

Overall

8245

Males

6598

M18-39

6598

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7943

Males

6478

M18-39

6478

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

12193

Males

8549

M18-39

8549

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

14729

Males

9620

M18-39

9620

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18416

Males

11223

M18-39

11223

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

17510

Males

10767

M18-39

10767

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2stories
+22ft-21ft

Overall

21334

Males

12570

M18-39

12570

Passing Analysis

Category:
Athletes Passed
1902*
Passed By
3181
Net Change
-1281
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9572
5K → 10K65986-922#9572#10494
10K → 15K168229-61#10494#10555
15K → 20K436*11+425#10555#10130
20K → Half144*1+143#10130#9987
Half → 25K402*0+402#9987#9585
25K → 30K326*47+279#9585#9306
30K → 20M40197-157#9306#9463
20M → 21M15027+123#9463#9340
21M → 35K8110+71#9340#9269
35K → 23M45192-147#9269#9416
23M → 24M21250-229#9416#9645
24M → 40K8422-415#9645#10060
40K → 25.2M9*145-136#10060#10196
25.2M → Finish7664-657#10196#10853
TOTALS1902*3181-1281

* 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