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BOSTON MARATHON 2023

Keith Littrell

Bib: 3510•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 28%
Masters (Masters Men)
#0 / 9891
Top 14%
Division (M45-49)
#0 / 2252
Top 17%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:19
Rank: #5223
Start → 5K
21:19 | 6:52/mi
10K· 6.21 mi
41:49
Rank: #4274 (+949)
5K → 10K
20:30 | 6:36/mi
15K· 9.32 mi
1:02:16
Rank: #3823 (+451)
10K → 15K
20:27 | 6:35/mi
20K· 12.43 mi
1:23:47
Rank: #4269 (-446)
15K → 20K
21:31 | 6:56/mi
Half· 13.11 mi
1:28:17
Rank: #4213 (+56)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:44:48
Rank: #4181 (+32)
Half → 25K
16:31 | 6:49/mi
30K· 18.64 mi
2:06:51
Rank: #4349 (-168)
25K → 30K
22:03 | 7:06/mi
20M
2:16:36
Rank: #4420 (-71)
30K → 20M
9:45 | 7:10/mi
21M
2:24:32
Rank: #4604 (-184)
20M → 21M
7:56 | 7:56/mi
35K· 21.75 mi
2:29:41
Rank: #4604
21M → 35K
5:09 | 6:53/mi
23M
2:38:44
Rank: #4600 (+4)
35K → 23M
9:03 | 7:14/mi
24M
2:45:47
Rank: #4600
23M → 24M
7:03 | 7:03/mi
40K· 24.85 mi
2:52:00
Rank: #4600
24M → 40K
6:13 | 7:16/mi
25.2M
2:54:45
Rank: #4618 (-18)
40K → 25.2M
2:45 | 7:58/mi
Finish· 26.22 mi
3:01:53
Rank: #4599 (+19)
25.2M → Finish
7:08 | 7:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:17
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:33:36
Pace7:08 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3421:196:5221:19
6:52
-
10K
6.21 mi10:43:0441:496:4420:30
6:36
-0:16
15K
9.32 mi11:03:311:02:166:4120:27
6:35
-0:01
20K
12.43 mi11:25:021:23:476:4521:31
6:56
+0:21
Half
13.11 mi11:29:321:28:176:444:30
6:36
-0:20
25K
15.53 mi11:46:031:44:486:4516:31
6:49
+0:13
30K
18.64 mi12:08:062:06:516:4822:03
7:06
+0:17
20M
20.00 mi12:17:512:16:366:509:45
7:10
+0:04
21M
21.00 mi12:25:472:24:326:537:56
7:56
+0:46
35K
21.75 mi12:30:562:29:416:535:09
6:53
-1:03
23M
23.00 mi12:39:592:38:446:549:03
7:14
+0:21
24M
24.00 mi12:47:022:45:476:547:03
7:03
-0:11
40K
24.85 mi12:53:152:52:006:556:13
7:16
+0:13
25.2M
25.20 mi12:56:002:54:456:562:45
7:58
+0:42
Finish
26.22 mi13:03:083:01:536:577:08
7:00
-0:58

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

6:35 /mi

Average Pace

6:57 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

45:27

25% of race

Time at Steady Pace

1:50:29

61% of race

Time at Slower Pace

25:57

14% of race

Average Pace: 6:56 /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 mi10:22:3421:196:5221:19
6:52
#5223
10K
6.21 mi10:43:0441:496:4420:30
6:36
#4274
15K
9.32 mi11:03:311:02:166:4120:27
6:35
#3823
20K
12.43 mi11:25:021:23:476:4521:31
6:56
#4269
Half
13.11 mi11:29:321:28:176:444:30
6:36
#4213
25K
15.53 mi11:46:031:44:486:4516:31
6:49
#4181
30K
18.64 mi12:08:062:06:516:4822:03
7:06
#4349
20M
20.00 mi12:17:512:16:366:509:45
7:10
#4420
21M
21.00 mi12:25:472:24:326:537:56
7:56
#4604
35K
21.75 mi12:30:562:29:416:535:09
6:53
#4604
23M
23.00 mi12:39:592:38:446:549:03
7:14
#4600
24M
24.00 mi12:47:022:45:476:547:03
7:03
#4600
40K
24.85 mi12:53:152:52:006:556:13
7:16
#4600
25.2M
25.20 mi12:56:002:54:456:562:45
7:58
#4618
Finish
26.22 mi13:03:083:01:536:577:08
7:00
#4599
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi5223483748373169(Top 12%)3018(Top 20%)3018(Top 134%)
10K6.21 mi3.10 mi4274+9494006+8314006+8313495(Top 13%)3311(Top 22%)3311(Top 147%)
15K9.32 mi3.11 mi3823+4513607+3993607+3993169(Top 12%)3018(Top 20%)3018(Top 134%)
20K12.43 mi3.11 mi4269-4464002-3954002-3955502(Top 21%)5064(Top 33%)5064(Top 225%)
Half13.11 mi0.68 mi4213+563950+523950+523442(Top 13%)3273(Top 22%)3273(Top 145%)
25K15.53 mi2.42 mi4181+323919+313919+314263(Top 16%)3988(Top 26%)3988(Top 177%)
30K18.64 mi3.11 mi4349-1684069-1504069-1504912(Top 18%)4520(Top 30%)4520(Top 201%)
20M20.00 mi1.36 mi4420-714128-594128-594968(Top 19%)4514(Top 30%)4514(Top 200%)
21M21.00 mi1.00 mi4604-1844289-1614289-1616888(Top 26%)5784(Top 38%)5784(Top 257%)
35K21.75 mi0.75 mi46044288+14288+14673(Top 18%)4238(Top 28%)4238(Top 188%)
23M23.00 mi1.25 mi4600+44280+84280+84925(Top 18%)4408(Top 29%)4408(Top 196%)
24M24.00 mi1.00 mi46004283-34283-34887(Top 18%)4339(Top 29%)4339(Top 193%)
40K24.85 mi0.85 mi46004278+54278+55228(Top 20%)4489(Top 30%)4489(Top 199%)
25.2M25.20 mi0.35 mi4618-184292-144292-146247(Top 23%)5083(Top 33%)5083(Top 226%)
Finish26.22 mi1.02 mi4599+194268+244268+245189(Top 19%)4397(Top 29%)4397(Top 195%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3169

Males

3018

M45-49

3018

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3495

Males

3311

M45-49

3311

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3169

Males

3018

M45-49

3018

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5502

Males

5064

M45-49

5064

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3442

Males

3273

M45-49

3273

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4263

Males

3988

M45-49

3988

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4912

Males

4520

M45-49

4520

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

4968

Males

4514

M45-49

4514

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

6888

Males

5784

M45-49

5784

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4673

Males

4238

M45-49

4238

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4925

Males

4408

M45-49

4408

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

4887

Males

4339

M45-49

4339

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5228

Males

4489

M45-49

4489

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6247

Males

5083

M45-49

5083

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5189

Males

4397

M45-49

4397

Passing Analysis

Category:
Athletes Passed
2011
Passed By
1387
Net Change
+624
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5223
5K → 10K9589+949#5223#4274
10K → 15K46312+451#4274#3823
15K → 20K20466-446#3823#4269
20K → Half615+56#4269#4213
Half → 25K9866+32#4213#4181
25K → 30K68236-168#4181#4349
30K → 20M43114-71#4349#4420
20M → 21M24208-184#4420#4604
21M → 35K42420#4604#4604
35K → 23M7167+4#4604#4600
23M → 24M49490#4600#4600
24M → 40K49490#4600#4600
40K → 25.2M1129-18#4600#4618
25.2M → Finish5435+19#4618#4599
TOTALS20111387+624
📊

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