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BOSTON MARATHON 2023

Kasey Reeves

Bib: 4850•M

NE

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 25%
Gender (Male)
#0 / 15176
Top 39%
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
21:32
Rank: #5804
Start → 5K
21:32 | 6:56/mi
10K· 6.21 mi
43:18
Rank: #6325 (-521)
5K → 10K
21:46 | 7:00/mi
15K· 9.32 mi
1:05:53
Rank: #6889 (-564)
10K → 15K
22:35 | 7:16/mi
20K· 12.43 mi
1:27:33
Rank: #6611 (+278)
15K → 20K
21:40 | 6:58/mi
Half· 13.11 mi
1:32:13
Rank: #6555 (+56)
20K → Half
4:40 | 6:50/mi
25K· 15.53 mi
1:49:00
Rank: #6325 (+230)
Half → 25K
16:47 | 6:55/mi
30K· 18.64 mi
2:11:16
Rank: #6071 (+254)
25K → 30K
22:16 | 7:10/mi
20M
2:21:03
Rank: #5969 (+102)
30K → 20M
9:47 | 7:12/mi
21M
2:28:40
Rank: #5874 (+95)
20M → 21M
7:37 | 7:37/mi
35K· 21.75 mi
2:34:21
Rank: #5937 (-63)
21M → 35K
5:41 | 7:36/mi
23M
2:44:27
Rank: #6105 (-168)
35K → 23M
10:06 | 8:04/mi
24M
2:52:37
Rank: #6269 (-164)
23M → 24M
8:10 | 8:10/mi
40K· 24.85 mi
2:59:51
Rank: #6449 (-180)
24M → 40K
7:14 | 8:28/mi
25.2M
3:02:58
Rank: #6511 (-62)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:11:10
Rank: #6676 (-165)
25.2M → Finish
8:12 | 8:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:13
Pace7:02 /mi
2nd Half
Distance13.11 mi
Time1:38:57
Pace7:33 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3621:326:5621:32
6:56
-
10K
6.21 mi10:45:2243:186:5821:46
7:00
+0:04
15K
9.32 mi11:07:571:05:537:0422:35
7:16
+0:16
20K
12.43 mi11:29:371:27:337:0321:40
6:58
-0:18
Half
13.11 mi11:34:171:32:137:024:40
6:50
-0:08
25K
15.53 mi11:51:041:49:007:0116:47
6:55
+0:05
30K
18.64 mi12:13:202:11:167:0322:16
7:10
+0:15
20M
20.00 mi12:23:072:21:037:039:47
7:12
+0:02
21M
21.00 mi12:30:442:28:407:057:37
7:37
+0:25
35K
21.75 mi12:36:252:34:217:065:41
7:36
-0:01
23M
23.00 mi12:46:312:44:277:0910:06
8:04
+0:28
24M
24.00 mi12:54:412:52:377:128:10
8:10
+0:06
40K
24.85 mi13:01:552:59:517:147:14
8:28
+0:18
25.2M
25.20 mi13:05:023:02:587:163:07
9:02
+0:34
Finish
26.22 mi13:13:143:11:107:188:12
8:03
-0:59

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

6:50 /mi

Average Pace

7:18 /mi

Slowest Pace

9:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

42:59

22% of race

Time at Steady Pace

1:38:04

51% of race

Time at Slower Pace

50:07

26% of race

Average Pace: 7:17 /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 mi10:23:3621:326:5621:32
6:56
#5804
10K
6.21 mi10:45:2243:186:5821:46
7:00
#6325
15K
9.32 mi11:07:571:05:537:0422:35
7:16
#6889
20K
12.43 mi11:29:371:27:337:0321:40
6:58
#6611
Half
13.11 mi11:34:171:32:137:024:40
6:50
#6555
25K
15.53 mi11:51:041:49:007:0116:47
6:55
#6325
30K
18.64 mi12:13:202:11:167:0322:16
7:10
#6071
20M
20.00 mi12:23:072:21:037:039:47
7:12
#5969
21M
21.00 mi12:30:442:28:407:057:37
7:37
#5874
35K
21.75 mi12:36:252:34:217:065:41
7:36
#5937
23M
23.00 mi12:46:312:44:277:0910:06
8:04
#6105
24M
24.00 mi12:54:412:52:377:128:10
8:10
#6269
40K
24.85 mi13:01:552:59:517:147:14
8:28
#6449
25.2M
25.20 mi13:05:023:02:587:163:07
9:02
#6511
Finish
26.22 mi13:13:143:11:107:188:12
8:03
#6676
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5804532853288286(Top 31%)7099(Top 47%)7099(Top 134%)
10K6.21 mi3.10 mi6325-5215734-4065734-4066850(Top 26%)6125(Top 40%)6125(Top 116%)
15K9.32 mi3.11 mi6889-5646171-4376171-4378286(Top 31%)7099(Top 47%)7099(Top 134%)
20K12.43 mi3.11 mi6611+2785941+2305941+2305834(Top 22%)5343(Top 35%)5343(Top 101%)
Half13.11 mi0.68 mi6555+565903+385903+385637(Top 21%)5197(Top 34%)5197(Top 98%)
25K15.53 mi2.42 mi6325+2305722+1815722+1815116(Top 19%)4726(Top 31%)4726(Top 89%)
30K18.64 mi3.11 mi6071+2545518+2045518+2045322(Top 20%)4857(Top 32%)4857(Top 92%)
20M20.00 mi1.36 mi5969+1025429+895429+895116(Top 19%)4638(Top 31%)4638(Top 88%)
21M21.00 mi1.00 mi5874+955346+835346+835188(Top 19%)4613(Top 30%)4613(Top 87%)
35K21.75 mi0.75 mi5937-635383-375383-379182(Top 34%)7159(Top 47%)7159(Top 135%)
23M23.00 mi1.25 mi6105-1685501-1185501-11810193(Top 38%)7574(Top 50%)7574(Top 143%)
24M24.00 mi1.00 mi6269-1645617-1165617-11612321(Top 46%)8532(Top 56%)8532(Top 161%)
40K24.85 mi0.85 mi6449-1805733-1165733-11613035(Top 49%)8784(Top 58%)8784(Top 166%)
25.2M25.20 mi0.35 mi6511-625766-335766-3312642(Top 47%)8555(Top 56%)8555(Top 162%)
Finish26.22 mi1.02 mi6676-1655866-1005866-10012395(Top 47%)8463(Top 56%)8463(Top 160%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8286

Males

7099

M18-39

7099

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

6850

Males

6125

M18-39

6125

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8286

Males

7099

M18-39

7099

15K→20K

9.3 - 12.4 mi

Top 22%
×5stories
+106ft-86ft

Overall

5834

Males

5343

M18-39

5343

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

5637

Males

5197

M18-39

5197

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5116

Males

4726

M18-39

4726

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5322

Males

4857

M18-39

4857

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

5116

Males

4638

M18-39

4638

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5188

Males

4613

M18-39

4613

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

9182

Males

7159

M18-39

7159

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10193

Males

7574

M18-39

7574

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

12321

Males

8532

M18-39

8532

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13035

Males

8784

M18-39

8784

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12642

Males

8555

M18-39

8555

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

12395

Males

8463

M18-39

8463

Passing Analysis

Category:
Athletes Passed
1258
Passed By
2130
Net Change
-872
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5804
5K → 10K42563-521#5804#6325
10K → 15K22586-564#6325#6889
15K → 20K29012+278#6889#6611
20K → Half571+56#6611#6555
Half → 25K2377+230#6555#6325
25K → 30K26915+254#6325#6071
30K → 20M11816+102#6071#5969
20M → 21M10813+95#5969#5874
21M → 35K2083-63#5874#5937
35K → 23M27195-168#5937#6105
23M → 24M24188-164#6105#6269
24M → 40K14194-180#6269#6449
40K → 25.2M1274-62#6449#6511
25.2M → Finish18183-165#6511#6676
TOTALS12582130-872
📊

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