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BOSTON MARATHON 2023

John Curtin

MA

Bib: 26038 M

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
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
8:49/mi
27:23
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
8:50/mi
54:49
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:42/mi
1:21:50
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:53/mi
1:49:26
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:59/mi
1:55:34
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:31/mi
2:18:38
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
11:02/mi
2:52:56
↑ 181↓ 1480.2%
138 ft elev
20M
12:29/mi
3:09:54
↑ 64↓ 500.2%
148 ft elev
21M
13:19/mi
3:23:13
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
12:02/mi
3:32:13
↑ 17↓ 861.7%
156 ft elev
23M
12:52/mi
3:48:20
↑ 23↓ 630.6%
116 ft elev
24M
12:11/mi
4:00:31
↓ 821.3%
34 ft elev
40K· 24.85 mi
13:39/mi
4:12:11
↓ 200.3%
20 ft elev
25.2M
14:44/mi
4:17:16
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
11:58/mi
4:29:28
↑ 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
Time1:55:34
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time2:33:54
Pace11:44 /mi
📊Positive Split: 33.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:5127:238:4927:23
8:49
-
10K
6.21 mi12:11:1754:498:4927:26
8:50
+0:01
15K
9.32 mi12:38:181:21:508:4727:01
8:42
-0:08
20K
12.43 mi13:05:541:49:268:4827:36
8:53
+0:11
Half
13.11 mi13:12:021:55:348:496:08
8:59
+0:06
25K
15.53 mi13:35:062:18:388:5523:04
9:31
+0:32
30K
18.64 mi14:09:242:52:569:1734:18
11:02
+1:31
20M
20.00 mi14:26:223:09:549:3016:58
12:29
+1:27
21M
21.00 mi14:39:413:23:139:4113:19
13:19
+0:50
35K
21.75 mi14:48:413:32:139:459:00
12:02
-1:17
23M
23.00 mi15:04:483:48:209:5616:07
12:52
+0:50
24M
24.00 mi15:16:594:00:3110:0112:11
12:11
-0:41
40K
24.85 mi15:28:394:12:1110:0911:40
13:39
+1:28
25.2M
25.20 mi15:33:444:17:1610:135:05
14:44
+1:05
Finish
26.22 mi15:45:564:29:2810:1712:12
11:58
-2:46

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

8:42 /mi

Average Pace

10:17 /mi

Slowest Pace

14:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:38

51% of race

Time at Steady Pace

1:40:46

37% of race

Time at Slower Pace

30:04

11% of race

Average Pace: 10:17 /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 mi11:43:5127:238:4927:23
8:49
#19538
10K
6.21 mi12:11:1754:498:4927:26
8:50
#19795
15K
9.32 mi12:38:181:21:508:4727:01
8:42
#19498
20K
12.43 mi13:05:541:49:268:4827:36
8:53
#19349
Half
13.11 mi13:12:021:55:348:496:08
8:59
#19401
25K
15.53 mi13:35:062:18:388:5523:04
9:31
#19745
30K
18.64 mi14:09:242:52:569:1734:18
11:02
#20738
20M
20.00 mi14:26:223:09:549:3016:58
12:29
#21261
21M
21.00 mi14:39:413:23:139:4113:19
13:19
#21576
35K
21.75 mi14:48:413:32:139:459:00
12:02
#21784
23M
23.00 mi15:04:483:48:209:5616:07
12:52
#22075
24M
24.00 mi15:16:594:00:3110:0112:11
12:11
#22241
40K
24.85 mi15:28:394:12:1110:0911:40
13:39
#22454
25.2M
25.20 mi15:33:444:17:1610:135:05
14:44
#22544
Finish
26.22 mi15:45:564:29:2810:1712:12
11:58
#22692
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi19538119801198018955(Top 71%)11864(Top 78%)11864(Top 224%)
10K6.21 mi3.10 mi19795-25712126-14612126-14620080(Top 75%)12321(Top 81%)12321(Top 233%)
15K9.32 mi3.11 mi19498+29712033+9312033+9318955(Top 71%)11864(Top 78%)11864(Top 224%)
20K12.43 mi3.11 mi19349+14911992+4111992+4119136(Top 72%)11944(Top 79%)11944(Top 226%)
Half13.11 mi0.68 mi19401-5212011-1912011-1920395(Top 77%)12481(Top 82%)12481(Top 236%)
25K15.53 mi2.42 mi19745-34412153-14212153-14220876(Top 78%)12653(Top 83%)12653(Top 239%)
30K18.64 mi3.11 mi20738-99312590-43712590-43723144(Top 87%)13582(Top 89%)13582(Top 257%)
20M20.00 mi1.36 mi21261-52312790-20012790-20024726(Top 93%)14244(Top 94%)14244(Top 270%)
21M21.00 mi1.00 mi21576-31512937-14712937-14724407(Top 92%)14088(Top 93%)14088(Top 267%)
35K21.75 mi0.75 mi21784-20813020-8313020-8324705(Top 93%)14175(Top 93%)14175(Top 268%)
23M23.00 mi1.25 mi22075-29113140-12013140-12024956(Top 94%)14321(Top 94%)14321(Top 271%)
24M24.00 mi1.00 mi22241-16613206-6613206-6624733(Top 93%)14165(Top 93%)14165(Top 268%)
40K24.85 mi0.85 mi22454-21313288-8213288-8225450(Top 96%)14531(Top 96%)14531(Top 275%)
25.2M25.20 mi0.35 mi22544-9013322-3413322-3425543(Top 96%)14567(Top 96%)14567(Top 276%)
Finish26.22 mi1.02 mi22692-14813384-6213384-6225205(Top 95%)14407(Top 95%)14407(Top 273%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

18955

Males

11864

M18-39

11864

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

20080

Males

12321

M18-39

12321

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

18955

Males

11864

M18-39

11864

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

19136

Males

11944

M18-39

11944

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

20395

Males

12481

M18-39

12481

Half→25K

13.1 - 15.5 mi

Top 78%
×4story building
+66ft-88ft

Overall

20876

Males

12653

M18-39

12653

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

23144

Males

13582

M18-39

13582

30K→20M

18.6 - 20.0 mi

Top 93%
×5story building
+64ft-50ft

Overall

24726

Males

14244

M18-39

14244

20M→21M

20.0 - 21.0 mi

Top 92%
×8story building
+106ft-24ft

Overall

24407

Males

14088

M18-39

14088

21M→35K

21.0 - 21.8 mi

Top 93%
×7story building
+17ft-86ft

Overall

24705

Males

14175

M18-39

14175

35K→23M

21.8 - 23.0 mi

Top 94%
×5story building
+23ft-63ft

Overall

24956

Males

14321

M18-39

14321

23M→24M

23.0 - 24.0 mi

Top 93%
×6story building
+12ft-82ft

Overall

24733

Males

14165

M18-39

14165

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

25450

Males

14531

M18-39

14531

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

25543

Males

14567

M18-39

14567

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

25205

Males

14407

M18-39

14407

Passing Analysis

Category:
Athletes Passed
940
Passed By
4094
Net Change
-3154
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19538
5K → 10K198455-257#19538#19795
10K → 15K37477+297#19795#19498
15K → 20K23687+149#19498#19349
20K → Half1163-52#19349#19401
Half → 25K39383-344#19401#19745
25K → 30K191012-993#19745#20738
30K → 20M13536-523#20738#21261
20M → 21M10325-315#21261#21576
21M → 35K5213-208#21576#21784
35K → 23M9300-291#21784#22075
23M → 24M12178-166#22075#22241
24M → 40K4217-213#22241#22454
40K → 25.2M292-90#22454#22544
25.2M → Finish8156-148#22544#22692
TOTALS9404094-3154
📊

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