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BOSTON MARATHON 2023

Jack Guindon

Bib: 30285•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
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
29:26
Rank: #22011
Start → 5K
29:26 | 9:28/mi
10K· 6.21 mi
57:48
Rank: #21733 (+278)
5K → 10K
28:22 | 9:08/mi
15K· 9.32 mi
1:27:39
Rank: #21997 (-264)
10K → 15K
29:51 | 9:36/mi
20K· 12.43 mi
1:57:49
Rank: #22046 (-49)
15K → 20K
30:10 | 9:43/mi
Half· 13.11 mi
2:04:29
Rank: #22090 (-44)
20K → Half
6:40 | 9:46/mi
25K· 15.53 mi
2:29:04
Rank: #22185 (-95)
Half → 25K
24:35 | 10:08/mi
30K· 18.64 mi
3:02:28
Rank: #22317 (-132)
25K → 30K
33:24 | 10:45/mi
20M
3:18:20
Rank: #22436 (-119)
30K → 20M
15:52 | 11:41/mi
21M
3:30:33
Rank: #22486 (-50)
20M → 21M
12:13 | 12:13/mi
35K· 21.75 mi
3:37:55
Rank: #22425 (+61)
21M → 35K
7:22 | 9:51/mi
23M
3:50:57
Rank: #22338 (+87)
35K → 23M
13:02 | 10:25/mi
24M
4:01:28
Rank: #22346 (-8)
23M → 24M
10:31 | 10:31/mi
40K· 24.85 mi
4:10:27
Rank: #22290 (+56)
24M → 40K
8:59 | 10:30/mi
25.2M
4:14:08
Rank: #22254 (+36)
40K → 25.2M
3:41 | 10:41/mi
Finish· 26.22 mi
4:23:40
Rank: #22167 (+87)
25.2M → Finish
9:32 | 9:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:29
Pace9:30 /mi
2nd Half
Distance13.11 mi
Time2:19:11
Pace10:37 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:4129:269:2829:26
9:28
-
10K
6.21 mi12:17:0357:489:1828:22
9:08
-0:20
15K
9.32 mi12:46:541:27:399:2429:51
9:36
+0:28
20K
12.43 mi13:17:041:57:499:2930:10
9:43
+0:07
Half
13.11 mi13:23:442:04:299:306:40
9:46
+0:03
25K
15.53 mi13:48:192:29:049:3624:35
10:08
+0:22
30K
18.64 mi14:21:433:02:289:4733:24
10:45
+0:37
20M
20.00 mi14:37:353:18:209:5515:52
11:41
+0:56
21M
21.00 mi14:49:483:30:3310:0212:13
12:13
+0:32
35K
21.75 mi14:57:103:37:5510:017:22
9:51
-2:22
23M
23.00 mi15:10:123:50:5710:0213:02
10:25
+0:34
24M
24.00 mi15:20:434:01:2810:0410:31
10:31
+0:06
40K
24.85 mi15:29:424:10:2710:058:59
10:30
-0:01
25.2M
25.20 mi15:33:234:14:0810:053:41
10:41
+0:11
Finish
26.22 mi15:42:554:23:4010:049:32
9:21
-1:20

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

9:08 /mi

Average Pace

10:04 /mi

Slowest Pace

12:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:21

48% of race

Time at Steady Pace

1:11:09

27% of race

Time at Slower Pace

1:05:10

25% of race

Average Pace: 10:03 /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 mi11:48:4129:269:2829:26
9:28
#22011
10K
6.21 mi12:17:0357:489:1828:22
9:08
#21733
15K
9.32 mi12:46:541:27:399:2429:51
9:36
#21997
20K
12.43 mi13:17:041:57:499:2930:10
9:43
#22046
Half
13.11 mi13:23:442:04:299:306:40
9:46
#22090
25K
15.53 mi13:48:192:29:049:3624:35
10:08
#22185
30K
18.64 mi14:21:433:02:289:4733:24
10:45
#22317
20M
20.00 mi14:37:353:18:209:5515:52
11:41
#22436
21M
21.00 mi14:49:483:30:3310:0212:13
12:13
#22486
35K
21.75 mi14:57:103:37:5510:017:22
9:51
#22425
23M
23.00 mi15:10:123:50:5710:0213:02
10:25
#22338
24M
24.00 mi15:20:434:01:2810:0410:31
10:31
#22346
40K
24.85 mi15:29:424:10:2710:058:59
10:30
#22290
25.2M
25.20 mi15:33:234:14:0810:053:41
10:41
#22254
Finish
26.22 mi15:42:554:23:4010:049:32
9:21
#22167
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22011131041310422535(Top 85%)13426(Top 88%)13426(Top 254%)
10K6.21 mi3.10 mi21733+27813005+9913005+9921400(Top 80%)12881(Top 85%)12881(Top 244%)
15K9.32 mi3.11 mi21997-26413138-13313138-13322535(Top 85%)13426(Top 88%)13426(Top 254%)
20K12.43 mi3.11 mi22046-4913161-2313161-2322187(Top 83%)13262(Top 87%)13262(Top 251%)
Half13.11 mi0.68 mi22090-4413190-2913190-2922788(Top 86%)13527(Top 89%)13527(Top 256%)
25K15.53 mi2.42 mi22185-9513231-4113231-4122493(Top 84%)13360(Top 88%)13360(Top 253%)
30K18.64 mi3.11 mi22317-13213279-4813279-4822698(Top 85%)13379(Top 88%)13379(Top 253%)
20M20.00 mi1.36 mi22436-11913317-3813317-3823785(Top 89%)13808(Top 91%)13808(Top 261%)
21M21.00 mi1.00 mi22486-5013327-1013327-1023063(Top 87%)13454(Top 89%)13454(Top 255%)
35K21.75 mi0.75 mi22425+6113301+2613301+2620870(Top 78%)12429(Top 82%)12429(Top 235%)
23M23.00 mi1.25 mi22338+8713254+4713254+4721088(Top 79%)12490(Top 82%)12490(Top 236%)
24M24.00 mi1.00 mi22346-813252+213252+222066(Top 83%)12910(Top 85%)12910(Top 244%)
40K24.85 mi0.85 mi22290+5613218+3413218+3421227(Top 80%)12469(Top 82%)12469(Top 236%)
25.2M25.20 mi0.35 mi22254+3613200+1813200+1819644(Top 74%)11768(Top 78%)11768(Top 223%)
Finish26.22 mi1.02 mi22167+8713152+4813152+4819599(Top 74%)11805(Top 78%)11805(Top 223%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

22535

Males

13426

M18-39

13426

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

21400

Males

12881

M18-39

12881

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

22535

Males

13426

M18-39

13426

15K→20K

9.3 - 12.4 mi

Top 83%
×5stories
+106ft-86ft

Overall

22187

Males

13262

M18-39

13262

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

22788

Males

13527

M18-39

13527

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

22493

Males

13360

M18-39

13360

25K→30K

15.5 - 18.6 mi

Top 85%
×9stories
+181ft-148ft

Overall

22698

Males

13379

M18-39

13379

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

23785

Males

13808

M18-39

13808

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

23063

Males

13454

M18-39

13454

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

20870

Males

12429

M18-39

12429

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

21088

Males

12490

M18-39

12490

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

22066

Males

12910

M18-39

12910

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

21227

Males

12469

M18-39

12469

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

19644

Males

11768

M18-39

11768

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

19599

Males

11805

M18-39

11805

Passing Analysis

Category:
Athletes Passed
1262
Passed By
1418
Net Change
-156
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22011
5K → 10K424146+278#22011#21733
10K → 15K79343-264#21733#21997
15K → 20K119168-49#21997#22046
20K → Half1054-44#22046#22090
Half → 25K74169-95#22090#22185
25K → 30K86218-132#22185#22317
30K → 20M25144-119#22317#22436
20M → 21M4292-50#22436#22486
21M → 35K698+61#22486#22425
35K → 23M10417+87#22425#22338
23M → 24M3240-8#22338#22346
24M → 40K6812+56#22346#22290
40K → 25.2M393+36#22290#22254
25.2M → Finish914+87#22254#22167
TOTALS12621418-156
📊

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