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BOSTON MARATHON 2023

Andrew Baker

Bib: 27726 M GB

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:43/mi
27:05
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:05/mi
52:12
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:58/mi
1:16:57
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:51/mi
1:41:19
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:39/mi
1:46:32
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:51/mi
2:05:34
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:18/mi
2:31:22
↑ 181↓ 1480.2%
138 ft elev
20M
8:35/mi
2:43:02
↑ 64↓ 500.2%
148 ft elev
21M
9:11/mi
2:52:13
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:16/mi
2:58:24
↑ 17↓ 861.7%
156 ft elev
23M
8:59/mi
3:09:39
↑ 23↓ 630.6%
116 ft elev
24M
8:43/mi
3:18:22
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:03/mi
3:26:06
↓ 200.3%
20 ft elev
25.2M
9:34/mi
3:29:24
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:02/mi
3:38:36
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:32
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time1:52:04
Pace8:33 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:2427:058:4327:05
8:43
-
10K
6.21 mi12:13:3152:128:2425:07
8:05
-0:38
15K
9.32 mi12:38:161:16:578:1524:45
7:58
-0:07
20K
12.43 mi13:02:381:41:198:0924:22
7:51
-0:07
Half
13.11 mi13:07:511:46:328:085:13
7:39
-0:12
25K
15.53 mi13:26:532:05:348:0519:02
7:51
+0:12
30K
18.64 mi13:52:412:31:228:0725:48
8:18
+0:27
20M
20.00 mi14:04:212:43:028:0911:40
8:35
+0:17
21M
21.00 mi14:13:322:52:138:129:11
9:11
+0:36
35K
21.75 mi14:19:432:58:248:126:11
8:16
-0:55
23M
23.00 mi14:30:583:09:398:1511:15
8:59
+0:43
24M
24.00 mi14:39:413:18:228:168:43
8:43
-0:16
40K
24.85 mi14:47:253:26:068:187:44
9:03
+0:20
25.2M
25.20 mi14:50:433:29:248:193:18
9:34
+0:31
Finish
26.22 mi14:59:553:38:368:219:12
9:02
-0:32

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

7:39 /mi

Average Pace

8:21 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:28

60% of race

Time at Steady Pace

47:28

22% of race

Time at Slower Pace

40:40

19% of race

Average Pace: 8:20 /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 mi11:48:2427:058:4327:05
8:43
#18982
10K
6.21 mi12:13:3152:128:2425:07
8:05
#17207
15K
9.32 mi12:38:161:16:578:1524:45
7:58
#16213
20K
12.43 mi13:02:381:41:198:0924:22
7:51
#15269
Half
13.11 mi13:07:511:46:328:085:13
7:39
#15058
25K
15.53 mi13:26:532:05:348:0519:02
7:51
#14520
30K
18.64 mi13:52:412:31:228:0725:48
8:18
#14245
20M
20.00 mi14:04:212:43:028:0911:40
8:35
#14226
21M
21.00 mi14:13:322:52:138:129:11
9:11
#14219
35K
21.75 mi14:19:432:58:248:126:11
8:16
#14192
23M
23.00 mi14:30:583:09:398:1511:15
8:59
#14300
24M
24.00 mi14:39:413:18:228:168:43
8:43
#14352
40K
24.85 mi14:47:253:26:068:187:44
9:03
#14431
25.2M
25.20 mi14:50:433:29:248:193:18
9:34
#14444
Finish
26.22 mi14:59:553:38:368:219:12
9:02
#14588
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi18982117631176314099(Top 53%)9939(Top 65%)9939(Top 444%)
10K6.21 mi3.10 mi17207+177511125+63811125+63815395(Top 58%)10467(Top 69%)10467(Top 467%)
15K9.32 mi3.11 mi16213+99410776+34910776+34914099(Top 53%)9939(Top 65%)9939(Top 444%)
20K12.43 mi3.11 mi15269+94410399+37710399+37712092(Top 45%)9057(Top 60%)9057(Top 404%)
Half13.11 mi0.68 mi15058+21110315+8410315+8411401(Top 43%)8834(Top 58%)8834(Top 394%)
25K15.53 mi2.42 mi14520+53810090+22510090+22511512(Top 43%)8727(Top 58%)8727(Top 389%)
30K18.64 mi3.11 mi14245+2759934+1569934+15613058(Top 49%)9255(Top 61%)9255(Top 413%)
20M20.00 mi1.36 mi14226+199901+339901+3314144(Top 53%)9626(Top 63%)9626(Top 430%)
21M21.00 mi1.00 mi14219+79879+229879+2214378(Top 54%)9660(Top 64%)9660(Top 431%)
35K21.75 mi0.75 mi14192+279849+309849+3013873(Top 52%)9362(Top 62%)9362(Top 418%)
23M23.00 mi1.25 mi14300-1089869-209869-2015968(Top 60%)10226(Top 67%)10226(Top 456%)
24M24.00 mi1.00 mi14352-529876-79876-715729(Top 59%)10052(Top 66%)10052(Top 449%)
40K24.85 mi0.85 mi14431-799880-49880-416349(Top 61%)10274(Top 68%)10274(Top 458%)
25.2M25.20 mi0.35 mi14444-139875+59875+515453(Top 58%)9874(Top 65%)9874(Top 441%)
Finish26.22 mi1.02 mi14588-1449919-449919-4418082(Top 68%)11111(Top 73%)11111(Top 496%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21story building
+97ft-345ft

Overall

14099

Males

9939

M40-44

9939

5K→10K

3.1 - 6.2 mi

Top 58%
×5story building
+79ft-138ft

Overall

15395

Males

10467

M40-44

10467

10K→15K

6.2 - 9.3 mi

Top 53%
×3story building
+67ft-78ft

Overall

14099

Males

9939

M40-44

9939

15K→20K

9.3 - 12.4 mi

Top 45%
×5story building
+106ft-86ft

Overall

12092

Males

9057

M40-44

9057

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

11401

Males

8834

M40-44

8834

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

11512

Males

8727

M40-44

8727

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

13058

Males

9255

M40-44

9255

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

14144

Males

9626

M40-44

9626

20M→21M

20.0 - 21.0 mi

Top 54%
×8story building
+106ft-24ft

Overall

14378

Males

9660

M40-44

9660

21M→35K

21.0 - 21.8 mi

Top 52%
×7story building
+17ft-86ft

Overall

13873

Males

9362

M40-44

9362

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

15968

Males

10226

M40-44

10226

23M→24M

23.0 - 24.0 mi

Top 59%
×6story building
+12ft-82ft

Overall

15729

Males

10052

M40-44

10052

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

16349

Males

10274

M40-44

10274

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

15453

Males

9874

M40-44

9874

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

18082

Males

11111

M40-44

11111

Passing Analysis

Category:
Athletes Passed
5285
Passed By
891
Net Change
+4394
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18982
5K → 10K180934+1775#18982#17207
10K → 15K101117+994#17207#16213
15K → 20K9451+944#16213#15269
20K → Half2121+211#15269#15058
Half → 25K5391+538#15058#14520
25K → 30K33762+275#14520#14245
30K → 20M9273+19#14245#14226
20M → 21M8275+7#14226#14219
21M → 35K6538+27#14219#14192
35K → 23M57165-108#14192#14300
23M → 24M56108-52#14300#14352
24M → 40K31110-79#14352#14431
40K → 25.2M2437-13#14431#14444
25.2M → Finish25169-144#14444#14588
TOTALS5285891+4394
📊

Passing Visuals

Category:
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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