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BOSTON MARATHON 2023

Christopher Disalvi

Bib: 8666•M

MN

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 44%
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
23:36
Rank: #10495
Start → 5K
23:36 | 7:36/mi
10K· 6.21 mi
46:40
Rank: #10132 (+363)
5K → 10K
23:04 | 7:25/mi
15K· 9.32 mi
1:09:35
Rank: #9746 (+386)
10K → 15K
22:55 | 7:23/mi
20K· 12.43 mi
1:32:39
Rank: #9449 (+297)
15K → 20K
23:04 | 7:25/mi
Half· 13.11 mi
1:37:40
Rank: #9426 (+23)
20K → Half
5:01 | 7:21/mi
25K· 15.53 mi
1:55:49
Rank: #9278 (+148)
Half → 25K
18:09 | 7:29/mi
30K· 18.64 mi
2:20:08
Rank: #9290 (-12)
25K → 30K
24:19 | 7:50/mi
20M
2:31:28
Rank: #9550 (-260)
30K → 20M
11:20 | 8:20/mi
21M
2:40:31
Rank: #9756 (-206)
20M → 21M
9:03 | 9:03/mi
35K· 21.75 mi
2:47:00
Rank: #10012 (-256)
21M → 35K
6:29 | 8:40/mi
23M
2:59:26
Rank: #10809 (-797)
35K → 23M
12:26 | 9:56/mi
24M
3:08:05
Rank: #11037 (-228)
23M → 24M
8:39 | 8:39/mi
40K· 24.85 mi
3:15:58
Rank: #11344 (-307)
24M → 40K
7:53 | 9:13/mi
25.2M
3:19:35
Rank: #11528 (-184)
40K → 25.2M
3:37 | 10:29/mi
Finish· 26.22 mi
3:28:13
Rank: #11687 (-159)
25.2M → Finish
8:38 | 8:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:40
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:50:33
Pace8:26 /mi
📊Positive Split: 13.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:5623:367:3623:36
7:36
-
10K
6.21 mi11:12:0046:407:3123:04
7:25
-0:11
15K
9.32 mi11:34:551:09:357:2822:55
7:23
-0:02
20K
12.43 mi11:57:591:32:397:2723:04
7:25
+0:02
Half
13.11 mi12:03:001:37:407:275:01
7:21
-0:04
25K
15.53 mi12:21:091:55:497:2718:09
7:29
+0:08
30K
18.64 mi12:45:282:20:087:3124:19
7:50
+0:21
20M
20.00 mi12:56:482:31:287:3411:20
8:20
+0:30
21M
21.00 mi13:05:512:40:317:399:03
9:03
+0:43
35K
21.75 mi13:12:202:47:007:416:29
8:40
-0:23
23M
23.00 mi13:24:462:59:267:4812:26
9:56
+1:16
24M
24.00 mi13:33:253:08:057:508:39
8:39
-1:17
40K
24.85 mi13:41:183:15:587:537:53
9:13
+0:34
25.2M
25.20 mi13:44:553:19:357:553:37
10:29
+1:16
Finish
26.22 mi13:53:333:28:137:578:38
8:28
-2:01

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

7:21 /mi

Average Pace

7:57 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:08

67% of race

Time at Steady Pace

35:06

17% of race

Time at Slower Pace

32:59

16% of race

Average Pace: 7:56 /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 mi10:48:5623:367:3623:36
7:36
#10495
10K
6.21 mi11:12:0046:407:3123:04
7:25
#10132
15K
9.32 mi11:34:551:09:357:2822:55
7:23
#9746
20K
12.43 mi11:57:591:32:397:2723:04
7:25
#9449
Half
13.11 mi12:03:001:37:407:275:01
7:21
#9426
25K
15.53 mi12:21:091:55:497:2718:09
7:29
#9278
30K
18.64 mi12:45:282:20:087:3124:19
7:50
#9290
20M
20.00 mi12:56:482:31:287:3411:20
8:20
#9550
21M
21.00 mi13:05:512:40:317:399:03
9:03
#9756
35K
21.75 mi13:12:202:47:007:416:29
8:40
#10012
23M
23.00 mi13:24:462:59:267:4812:26
9:56
#10809
24M
24.00 mi13:33:253:08:057:508:39
8:39
#11037
40K
24.85 mi13:41:183:15:587:537:53
9:13
#11344
25.2M
25.20 mi13:44:553:19:357:553:37
10:29
#11528
Finish
26.22 mi13:53:333:28:137:578:38
8:28
#11687
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi10495840784079144(Top 34%)7634(Top 50%)7634(Top 144%)
10K6.21 mi3.10 mi10132+3638226+1818226+1819850(Top 37%)8091(Top 53%)8091(Top 153%)
15K9.32 mi3.11 mi9746+3868007+2198007+2199144(Top 34%)7634(Top 50%)7634(Top 144%)
20K12.43 mi3.11 mi9449+2977826+1817826+1818712(Top 33%)7327(Top 48%)7327(Top 139%)
Half13.11 mi0.68 mi9426+237811+157811+159037(Top 34%)7553(Top 50%)7553(Top 143%)
25K15.53 mi2.42 mi9278+1487713+987713+988682(Top 33%)7260(Top 48%)7260(Top 137%)
30K18.64 mi3.11 mi9290-127678+357678+359568(Top 36%)7610(Top 50%)7610(Top 144%)
20M20.00 mi1.36 mi9550-2607811-1337811-13312597(Top 47%)8939(Top 59%)8939(Top 169%)
21M21.00 mi1.00 mi9756-2067912-1017912-10113661(Top 51%)9340(Top 62%)9340(Top 177%)
35K21.75 mi0.75 mi10012-2568022-1108022-11016188(Top 61%)10350(Top 68%)10350(Top 196%)
23M23.00 mi1.25 mi10809-7978385-3638385-36319757(Top 74%)11905(Top 78%)11905(Top 225%)
24M24.00 mi1.00 mi11037-2288477-928477-9215339(Top 58%)9876(Top 65%)9876(Top 187%)
40K24.85 mi0.85 mi11344-3078603-1268603-12617145(Top 64%)10632(Top 70%)10632(Top 201%)
25.2M25.20 mi0.35 mi11528-1848679-768679-7618991(Top 71%)11447(Top 75%)11447(Top 217%)
Finish26.22 mi1.02 mi11687-1598720-418720-4115203(Top 57%)9809(Top 65%)9809(Top 186%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

9144

Males

7634

M18-39

7634

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9850

Males

8091

M18-39

8091

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

9144

Males

7634

M18-39

7634

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

8712

Males

7327

M18-39

7327

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

9037

Males

7553

M18-39

7553

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8682

Males

7260

M18-39

7260

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

9568

Males

7610

M18-39

7610

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

12597

Males

8939

M18-39

8939

20M→21M

20.0 - 21.0 mi

Top 51%
×8stories
+106ft-24ft

Overall

13661

Males

9340

M18-39

9340

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

16188

Males

10350

M18-39

10350

35K→23M

21.8 - 23.0 mi

Top 74%
×5stories
+23ft-63ft

Overall

19757

Males

11905

M18-39

11905

23M→24M

23.0 - 24.0 mi

Top 58%
×6stories
+12ft-82ft

Overall

15339

Males

9876

M18-39

9876

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

17145

Males

10632

M18-39

10632

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18991

Males

11447

M18-39

11447

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

15203

Males

9809

M18-39

9809

Passing Analysis

Category:
Athletes Passed
1819*
Passed By
3009
Net Change
-1192
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10495
5K → 10K518*155+363#10495#10132
10K → 15K428*42+386#10132#9746
15K → 20K324*27+297#9746#9449
20K → Half3512+23#9449#9426
Half → 25K18941+148#9426#9278
25K → 30K163175-12#9278#9290
30K → 20M33293-260#9290#9550
20M → 21M30236-206#9550#9756
21M → 35K13268-256#9756#10012
35K → 23M7803-797#10012#10809
23M → 24M23251-228#10809#11037
24M → 40K14321-307#11037#11344
40K → 25.2M5189-184#11344#11528
25.2M → Finish37196-159#11528#11687
TOTALS1819*3009-1192

* 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