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BOSTON MARATHON 2023

Josh Whitley

Bib: 10578•M

NC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 31%
Gender (Male)
#0 / 15176
Top 45%
Masters (Masters Men)
#0 / 9891
Top 33%
Division (M45-49)
#0 / 2252
Top 45%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:21/mi
22:50
↑ 97↓ 3451.5%
10K· 6.21 mi
7:20/mi
45:36
↑ 79↓ 1380.4%
15K· 9.32 mi
7:21/mi
1:08:26
↑ 67↓ 78
20K· 12.43 mi
7:24/mi
1:31:24
↑ 106↓ 860.1%
Half· 13.11 mi
7:14/mi
1:36:20
↑ 19↓ 370.5%
25K· 15.53 mi
7:20/mi
1:54:07
↑ 66↓ 880.2%
30K· 18.64 mi
7:34/mi
2:17:37
↑ 181↓ 1480.2%
20M
7:49/mi
2:28:14
↑ 64↓ 500.2%
21M
8:26/mi
2:36:40
↑ 106↓ 241.6%
35K· 21.75 mi
7:38/mi
2:42:23
↑ 17↓ 861.7%
23M
7:53/mi
2:52:15
↑ 23↓ 630.6%
24M
7:32/mi
2:59:47
↓ 821.3%
40K· 24.85 mi
7:38/mi
3:06:19
↓ 200.3%
25.2M
8:16/mi
3:09:10
↑ 13↓ 160.2%
Finish· 26.22 mi
7:37/mi
3:16:56
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:20
Pace7:21 /mi
2nd Half
Distance13.11 mi
Time1:40:36
Pace7:40 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:5822:507:2122:50
7:21
-
10K
6.21 mi11:11:4445:367:2022:46
7:20
-0:01
15K
9.32 mi11:34:341:08:267:2122:50
7:21
+0:01
20K
12.43 mi11:57:321:31:247:2122:58
7:24
+0:03
Half
13.11 mi12:02:281:36:207:214:56
7:14
-0:10
25K
15.53 mi12:20:151:54:077:2117:47
7:20
+0:06
30K
18.64 mi12:43:452:17:377:2323:30
7:34
+0:14
20M
20.00 mi12:54:222:28:147:2510:37
7:49
+0:15
21M
21.00 mi13:02:482:36:407:288:26
8:26
+0:37
35K
21.75 mi13:08:312:42:237:285:43
7:38
-0:48
23M
23.00 mi13:18:232:52:157:299:52
7:53
+0:15
24M
24.00 mi13:25:552:59:477:297:32
7:32
-0:21
40K
24.85 mi13:32:273:06:197:306:32
7:38
+0:06
25.2M
25.20 mi13:35:183:09:107:302:51
8:16
+0:38
Finish
26.22 mi13:43:043:16:567:317:46
7:37
-0:39

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

7:14 /mi

Average Pace

7:31 /mi

Slowest Pace

8:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:39

94% of race

Time at Steady Pace

11:17

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:31 /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 mi10:48:5822:507:2122:50
7:21
#8441
10K
6.21 mi11:11:4445:367:2022:46
7:20
#8710
15K
9.32 mi11:34:341:08:267:2122:50
7:21
#8778
20K
12.43 mi11:57:321:31:247:2122:58
7:24
#8663
Half
13.11 mi12:02:281:36:207:214:56
7:14
#8625
25K
15.53 mi12:20:151:54:077:2117:47
7:20
#8413
30K
18.64 mi12:43:452:17:377:2323:30
7:34
#8233
20M
20.00 mi12:54:222:28:147:2510:37
7:49
#8252
21M
21.00 mi13:02:482:36:407:288:26
8:26
#8344
35K
21.75 mi13:08:312:42:237:285:43
7:38
#8394
23M
23.00 mi13:18:232:52:157:299:52
7:53
#8380
24M
24.00 mi13:25:552:59:477:297:32
7:32
#8339
40K
24.85 mi13:32:273:06:197:306:32
7:38
#8279
25.2M
25.20 mi13:35:183:09:107:302:51
8:16
#8264
Finish
26.22 mi13:43:043:16:567:317:46
7:37
#8274
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi8441726072608918(Top 33%)7487(Top 49%)7487(Top 332%)
10K6.21 mi3.10 mi8710-2697406-1467406-1469056(Top 34%)7613(Top 50%)7613(Top 338%)
15K9.32 mi3.11 mi8778-687424-187424-188918(Top 33%)7487(Top 49%)7487(Top 332%)
20K12.43 mi3.11 mi8663+1157351+737351+738438(Top 32%)7156(Top 47%)7156(Top 318%)
Half13.11 mi0.68 mi8625+387330+217330+218070(Top 30%)6942(Top 46%)6942(Top 308%)
25K15.53 mi2.42 mi8413+2127178+1527178+1527506(Top 28%)6490(Top 43%)6490(Top 288%)
30K18.64 mi3.11 mi8233+1807021+1577021+1577670(Top 29%)6494(Top 43%)6494(Top 288%)
20M20.00 mi1.36 mi8252-197009+127009+128932(Top 34%)7146(Top 47%)7146(Top 317%)
21M21.00 mi1.00 mi8344-927050-417050-4110037(Top 38%)7616(Top 50%)7616(Top 338%)
35K21.75 mi0.75 mi8394-507077-277077-279510(Top 36%)7347(Top 48%)7347(Top 326%)
23M23.00 mi1.25 mi8380+147048+297048+298926(Top 34%)6926(Top 46%)6926(Top 308%)
24M24.00 mi1.00 mi8339+417002+467002+467918(Top 30%)6266(Top 41%)6266(Top 278%)
40K24.85 mi0.85 mi8279+606938+646938+647553(Top 28%)5965(Top 39%)5965(Top 265%)
25.2M25.20 mi0.35 mi8264+156916+226916+228019(Top 30%)6179(Top 41%)6179(Top 274%)
Finish26.22 mi1.02 mi8274-106903+136903+139385(Top 35%)6954(Top 46%)6954(Top 309%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21story building
+97ft-345ft

Overall

8918

Males

7487

M45-49

7487

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9056

Males

7613

M45-49

7613

10K→15K

6.2 - 9.3 mi

Top 33%
×3story building
+67ft-78ft

Overall

8918

Males

7487

M45-49

7487

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

8438

Males

7156

M45-49

7156

20K→Half

12.4 - 13.1 mi

Top 30%
×2story building
+19ft-37ft

Overall

8070

Males

6942

M45-49

6942

Half→25K

13.1 - 15.5 mi

Top 28%
×4story building
+66ft-88ft

Overall

7506

Males

6490

M45-49

6490

25K→30K

15.5 - 18.6 mi

Top 29%
×9story building
+181ft-148ft

Overall

7670

Males

6494

M45-49

6494

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

8932

Males

7146

M45-49

7146

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10037

Males

7616

M45-49

7616

21M→35K

21.0 - 21.8 mi

Top 36%
×7story building
+17ft-86ft

Overall

9510

Males

7347

M45-49

7347

35K→23M

21.8 - 23.0 mi

Top 34%
×5story building
+23ft-63ft

Overall

8926

Males

6926

M45-49

6926

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

7918

Males

6266

M45-49

6266

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7553

Males

5965

M45-49

5965

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8019

Males

6179

M45-49

6179

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

9385

Males

6954

M45-49

6954

Passing Analysis

Category:
Athletes Passed
1445
Passed By
1278
Net Change
+167
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8441
5K → 10K146415-269#8441#8710
10K → 15K115183-68#8710#8778
15K → 20K19075+115#8778#8663
20K → Half4810+38#8663#8625
Half → 25K22614+212#8625#8413
25K → 30K22949+180#8413#8233
30K → 20M6887-19#8233#8252
20M → 21M41133-92#8252#8344
21M → 35K3585-50#8344#8394
35K → 23M8268+14#8394#8380
23M → 24M8443+41#8380#8339
24M → 40K8828+60#8339#8279
40K → 25.2M3116+15#8279#8264
25.2M → Finish6272-10#8264#8274
TOTALS14451278+167
📊

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