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BOSTON MARATHON 2023

Roy St. John

OH

Bib: 19538 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Top 32%
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
7:53/mi
24:31
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:47/mi
48:41
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:44/mi
1:12:42
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:04/mi
1:37:46
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:05/mi
1:43:17
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:23/mi
2:03:36
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:49/mi
2:31:01
↑ 181↓ 1480.2%
138 ft elev
20M
9:26/mi
2:43:50
↑ 64↓ 500.2%
148 ft elev
21M
9:43/mi
2:53:33
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:43/mi
3:00:04
↑ 17↓ 861.7%
156 ft elev
23M
9:14/mi
3:11:38
↑ 23↓ 630.6%
116 ft elev
24M
8:50/mi
3:20:28
↓ 821.3%
34 ft elev
40K· 24.85 mi
9:16/mi
3:28:23
↓ 200.3%
20 ft elev
25.2M
10:03/mi
3:31:51
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
9:01/mi
3:41:02
↑ 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
Time1:43:17
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time1:57:45
Pace8:59 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:0924:317:5324:31
7:53
-
10K
6.21 mi11:40:1948:417:5024:10
7:47
-0:06
15K
9.32 mi12:04:201:12:427:4824:01
7:44
-0:03
20K
12.43 mi12:29:241:37:467:5225:04
8:04
+0:20
Half
13.11 mi12:34:551:43:177:535:31
8:05
+0:01
25K
15.53 mi12:55:142:03:367:5720:19
8:23
+0:18
30K
18.64 mi13:22:392:31:018:0627:25
8:49
+0:26
20M
20.00 mi13:35:282:43:508:1112:49
9:26
+0:37
21M
21.00 mi13:45:112:53:338:169:43
9:43
+0:17
35K
21.75 mi13:51:423:00:048:176:31
8:43
-1:00
23M
23.00 mi14:03:163:11:388:2011:34
9:14
+0:31
24M
24.00 mi14:12:063:20:288:218:50
8:50
-0:24
40K
24.85 mi14:20:013:28:238:237:55
9:16
+0:26
25.2M
25.20 mi14:23:293:31:518:243:28
10:03
+0:47
Finish
26.22 mi14:32:403:41:028:269:11
9:01
-1:02

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

7:44 /mi

Average Pace

8:26 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:36

56% of race

Time at Steady Pace

51:57

24% of race

Time at Slower Pace

45:29

21% of race

Average Pace: 8:26 /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 mi11:16:0924:317:5324:31
7:53
#13151
10K
6.21 mi11:40:1948:417:5024:10
7:47
#13015
15K
9.32 mi12:04:201:12:427:4824:01
7:44
#12683
20K
12.43 mi12:29:241:37:467:5225:04
8:04
#13009
Half
13.11 mi12:34:551:43:177:535:31
8:05
#13112
25K
15.53 mi12:55:142:03:367:5720:19
8:23
#13520
30K
18.64 mi13:22:392:31:018:0627:25
8:49
#14116
20M
20.00 mi13:35:282:43:508:1112:49
9:26
#14487
21M
21.00 mi13:45:112:53:338:169:43
9:43
#14657
35K
21.75 mi13:51:423:00:048:176:31
8:43
#14707
23M
23.00 mi14:03:163:11:388:2011:34
9:14
#14876
24M
24.00 mi14:12:063:20:288:218:50
8:50
#14915
40K
24.85 mi14:20:013:28:238:237:55
9:16
#14997
25.2M
25.20 mi14:23:293:31:518:243:28
10:03
#15047
Finish
26.22 mi14:32:403:41:028:269:11
9:01
#15192
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi131519609960912103(Top 45%)9139(Top 60%)9139(Top 823%)
10K6.21 mi3.10 mi13015+1369546+639546+6312941(Top 49%)9535(Top 63%)9535(Top 859%)
15K9.32 mi3.11 mi12683+3329393+1539393+15312103(Top 45%)9139(Top 60%)9139(Top 823%)
20K12.43 mi3.11 mi13009-3269503-1109503-11013981(Top 53%)9869(Top 65%)9869(Top 889%)
Half13.11 mi0.68 mi13112-1039547-449547-4415000(Top 56%)10300(Top 68%)10300(Top 928%)
25K15.53 mi2.42 mi13520-4089684-1379684-13715434(Top 58%)10313(Top 68%)10313(Top 929%)
30K18.64 mi3.11 mi14116-5969886-2029886-20216202(Top 61%)10564(Top 70%)10564(Top 952%)
20M20.00 mi1.36 mi14487-3719999-1139999-11318570(Top 70%)11480(Top 76%)11480(Top 1034%)
21M21.00 mi1.00 mi14657-17010056-5710056-5716895(Top 63%)10744(Top 71%)10744(Top 968%)
35K21.75 mi0.75 mi14707-5010062-610062-616428(Top 62%)10445(Top 69%)10445(Top 941%)
23M23.00 mi1.25 mi14876-16910101-3910101-3917225(Top 65%)10786(Top 71%)10786(Top 972%)
24M24.00 mi1.00 mi14915-3910095+610095+616368(Top 61%)10337(Top 68%)10337(Top 931%)
40K24.85 mi0.85 mi14997-8210105-1010105-1017320(Top 65%)10716(Top 71%)10716(Top 965%)
25.2M25.20 mi0.35 mi15047-5010113-810113-817534(Top 66%)10791(Top 71%)10791(Top 972%)
Finish26.22 mi1.02 mi15192-14510150-3710150-3718009(Top 68%)11069(Top 73%)11069(Top 997%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21story building
+97ft-345ft

Overall

12103

Males

9139

M60-64

9139

5K→10K

3.1 - 6.2 mi

Top 49%
×5story building
+79ft-138ft

Overall

12941

Males

9535

M60-64

9535

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+67ft-78ft

Overall

12103

Males

9139

M60-64

9139

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

13981

Males

9869

M60-64

9869

20K→Half

12.4 - 13.1 mi

Top 56%
×2story building
+19ft-37ft

Overall

15000

Males

10300

M60-64

10300

Half→25K

13.1 - 15.5 mi

Top 58%
×4story building
+66ft-88ft

Overall

15434

Males

10313

M60-64

10313

25K→30K

15.5 - 18.6 mi

Top 61%
×9story building
+181ft-148ft

Overall

16202

Males

10564

M60-64

10564

30K→20M

18.6 - 20.0 mi

Top 70%
×5story building
+64ft-50ft

Overall

18570

Males

11480

M60-64

11480

20M→21M

20.0 - 21.0 mi

Top 63%
×8story building
+106ft-24ft

Overall

16895

Males

10744

M60-64

10744

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

16428

Males

10445

M60-64

10445

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

17225

Males

10786

M60-64

10786

23M→24M

23.0 - 24.0 mi

Top 61%
×6story building
+12ft-82ft

Overall

16368

Males

10337

M60-64

10337

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

17320

Males

10716

M60-64

10716

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

17534

Males

10791

M60-64

10791

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×2story building
+22ft-21ft

Overall

18009

Males

11069

M60-64

11069

Passing Analysis

Category:
Athletes Passed
1300
Passed By
3341
Net Change
-2041
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13151
5K → 10K387251+136#13151#13015
10K → 15K41684+332#13015#12683
15K → 20K96422-326#12683#13009
20K → Half7110-103#13009#13112
Half → 25K59467-408#13112#13520
25K → 30K64660-596#13520#14116
30K → 20M29400-371#14116#14487
20M → 21M36206-170#14487#14657
21M → 35K3282-50#14657#14707
35K → 23M39208-169#14707#14876
23M → 24M4685-39#14876#14915
24M → 40K46128-82#14915#14997
40K → 25.2M2070-50#14997#15047
25.2M → Finish23168-145#15047#15192
TOTALS13003341-2041
📊

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