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BOSTON MARATHON 2023

Andrew Cassano

Bib: 4987•M

NV

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 22%
Division (M18-39)
#0 / 5285
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:16
Rank: #5085
Start → 5K
21:16 | 6:51/mi
10K· 6.21 mi
42:26
Rank: #5198 (-113)
5K → 10K
21:10 | 6:49/mi
15K· 9.32 mi
1:03:38
Rank: #5232 (-34)
10K → 15K
21:12 | 6:49/mi
20K· 12.43 mi
1:24:47
Rank: #5042 (+190)
15K → 20K
21:09 | 6:48/mi
Half· 13.11 mi
1:29:24
Rank: #5041 (+1)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:45:45
Rank: #4768 (+273)
Half → 25K
16:21 | 6:45/mi
30K· 18.64 mi
2:07:13
Rank: #4525 (+243)
25K → 30K
21:28 | 6:55/mi
20M
2:16:36
Rank: #4413 (+112)
30K → 20M
9:23 | 6:54/mi
21M
2:23:51
Rank: #4309 (+104)
20M → 21M
7:15 | 7:15/mi
35K· 21.75 mi
2:28:50
Rank: #4243 (+66)
21M → 35K
4:59 | 6:40/mi
23M
2:37:17
Rank: #4094 (+149)
35K → 23M
8:27 | 6:45/mi
24M
2:43:50
Rank: #3971 (+123)
23M → 24M
6:33 | 6:33/mi
40K· 24.85 mi
2:49:29
Rank: #3832 (+139)
24M → 40K
5:39 | 6:36/mi
25.2M
2:51:52
Rank: #3761 (+71)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:58:19
Rank: #3589 (+172)
25.2M → Finish
6:27 | 6:20/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:29:24
Pace6:49 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:28:55
Pace6:47 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2821:166:5121:16
6:51
-
10K
6.21 mi10:44:3842:266:5021:10
6:49
-0:02
15K
9.32 mi11:05:501:03:386:5021:12
6:49
0:00
20K
12.43 mi11:26:591:24:476:4921:09
6:48
-0:01
Half
13.11 mi11:31:361:29:246:494:37
6:46
-0:02
25K
15.53 mi11:47:571:45:456:4816:21
6:45
-0:01
30K
18.64 mi12:09:252:07:136:4921:28
6:55
+0:10
20M
20.00 mi12:18:482:16:366:509:23
6:54
-0:01
21M
21.00 mi12:26:032:23:516:517:15
7:15
+0:21
35K
21.75 mi12:31:022:28:506:514:59
6:40
-0:35
23M
23.00 mi12:39:292:37:176:508:27
6:45
+0:05
24M
24.00 mi12:46:022:43:506:506:33
6:33
-0:12
40K
24.85 mi12:51:412:49:296:495:39
6:36
+0:03
25.2M
25.20 mi12:54:042:51:526:492:23
6:55
+0:19
Finish
26.22 mi13:00:312:58:196:486:27
6:20
-0:35

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

6:20 /mi

Average Pace

6:48 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:04

96% of race

Time at Steady Pace

7:15

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:48 /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 mi10:23:2821:166:5121:16
6:51
#5085
10K
6.21 mi10:44:3842:266:5021:10
6:49
#5198
15K
9.32 mi11:05:501:03:386:5021:12
6:49
#5232
20K
12.43 mi11:26:591:24:476:4921:09
6:48
#5042
Half
13.11 mi11:31:361:29:246:494:37
6:46
#5041
25K
15.53 mi11:47:571:45:456:4816:21
6:45
#4768
30K
18.64 mi12:09:252:07:136:4921:28
6:55
#4525
20M
20.00 mi12:18:482:16:366:509:23
6:54
#4413
21M
21.00 mi12:26:032:23:516:517:15
7:15
#4309
35K
21.75 mi12:31:022:28:506:514:59
6:40
#4243
23M
23.00 mi12:39:292:37:176:508:27
6:45
#4094
24M
24.00 mi12:46:022:43:506:506:33
6:33
#3971
40K
24.85 mi12:51:412:49:296:495:39
6:36
#3832
25.2M
25.20 mi12:54:042:51:526:492:23
6:55
#3761
Finish
26.22 mi13:00:312:58:196:486:27
6:20
#3589
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5085471647165315(Top 20%)4907(Top 32%)4907(Top 93%)
10K6.21 mi3.10 mi5198-1134813-974813-975400(Top 20%)4977(Top 33%)4977(Top 94%)
15K9.32 mi3.11 mi5232-344846-334846-335315(Top 20%)4907(Top 32%)4907(Top 93%)
20K12.43 mi3.11 mi5042+1904682+1644682+1644488(Top 17%)4184(Top 28%)4184(Top 79%)
Half13.11 mi0.68 mi5041+14681+14681+14891(Top 18%)4523(Top 30%)4523(Top 86%)
25K15.53 mi2.42 mi4768+2734440+2414440+2413693(Top 14%)3478(Top 23%)3478(Top 66%)
30K18.64 mi3.11 mi4525+2434225+2154225+2153714(Top 14%)3486(Top 23%)3486(Top 66%)
20M20.00 mi1.36 mi4413+1124121+1044121+1043455(Top 13%)3227(Top 21%)3227(Top 61%)
21M21.00 mi1.00 mi4309+1044028+934028+933354(Top 13%)3124(Top 21%)3124(Top 59%)
35K21.75 mi0.75 mi4243+663970+583970+583347(Top 13%)3117(Top 21%)3117(Top 59%)
23M23.00 mi1.25 mi4094+1493835+1353835+1352397(Top 9%)2254(Top 15%)2254(Top 43%)
24M24.00 mi1.00 mi3971+1233719+1163719+1162336(Top 9%)2187(Top 14%)2187(Top 41%)
40K24.85 mi0.85 mi3832+1393601+1183601+1181963(Top 7%)1845(Top 12%)1845(Top 35%)
25.2M25.20 mi0.35 mi3761+713535+663535+661525(Top 6%)1442(Top 10%)1442(Top 27%)
Finish26.22 mi1.02 mi3589+1723377+1583377+1581754(Top 7%)1650(Top 11%)1650(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5315

Males

4907

M18-39

4907

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5400

Males

4977

M18-39

4977

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5315

Males

4907

M18-39

4907

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4488

Males

4184

M18-39

4184

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4891

Males

4523

M18-39

4523

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3693

Males

3478

M18-39

3478

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3714

Males

3486

M18-39

3486

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3455

Males

3227

M18-39

3227

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3354

Males

3124

M18-39

3124

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3347

Males

3117

M18-39

3117

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2397

Males

2254

M18-39

2254

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2336

Males

2187

M18-39

2187

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1963

Males

1845

M18-39

1845

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1525

Males

1442

M18-39

1442

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1754

Males

1650

M18-39

1650

Passing Analysis

Category:
Athletes Passed
2047
Passed By
551
Net Change
+1496
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5085
5K → 10K149262-113#5085#5198
10K → 15K97131-34#5198#5232
15K → 20K22232+190#5232#5042
20K → Half2625+1#5042#5041
Half → 25K2785+273#5041#4768
25K → 30K28037+243#4768#4525
30K → 20M12311+112#4525#4413
20M → 21M12117+104#4413#4309
21M → 35K7610+66#4309#4243
35K → 23M1578+149#4243#4094
23M → 24M1285+123#4094#3971
24M → 40K1434+139#3971#3832
40K → 25.2M721+71#3832#3761
25.2M → Finish1753+172#3761#3589
TOTALS2047551+1496
📊

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