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BOSTON MARATHON 2023

Alistair Connal

Bib: 6577•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 37%
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
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
7:30/mi
23:17
↑ 97↓ 3451.5%
10K· 6.21 mi
7:39/mi
47:03
↑ 79↓ 1380.4%
15K· 9.32 mi
7:42/mi
1:10:57
↑ 67↓ 78
20K· 12.43 mi
7:52/mi
1:35:22
↑ 106↓ 860.1%
Half· 13.11 mi
7:34/mi
1:40:32
↑ 19↓ 370.5%
25K· 15.53 mi
7:48/mi
1:59:26
↑ 66↓ 880.2%
30K· 18.64 mi
7:59/mi
2:24:14
↑ 181↓ 1480.2%
20M
7:49/mi
2:34:51
↑ 64↓ 500.2%
21M
8:02/mi
2:42:53
↑ 106↓ 241.6%
35K· 21.75 mi
7:36/mi
2:48:34
↑ 17↓ 861.7%
23M
7:49/mi
2:58:21
↑ 23↓ 630.6%
24M
7:37/mi
3:05:58
↓ 821.3%
40K· 24.85 mi
7:40/mi
3:12:31
↓ 200.3%
25.2M
8:04/mi
3:15:18
↑ 13↓ 160.2%
Finish· 26.22 mi
7:17/mi
3:22:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:32
Pace7:40 /mi
2nd Half
Distance13.11 mi
Time1:42:11
Pace7:48 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:5023:177:3023:17
7:30
-
10K
6.21 mi10:50:3647:037:3423:46
7:39
+0:09
15K
9.32 mi11:14:301:10:577:3723:54
7:42
+0:03
20K
12.43 mi11:38:551:35:227:4024:25
7:52
+0:10
Half
13.11 mi11:44:051:40:327:405:10
7:34
-0:18
25K
15.53 mi12:02:591:59:267:4118:54
7:48
+0:14
30K
18.64 mi12:27:472:24:147:4424:48
7:59
+0:11
20M
20.00 mi12:38:242:34:517:4510:37
7:49
-0:10
21M
21.00 mi12:46:262:42:537:458:02
8:02
+0:13
35K
21.75 mi12:52:072:48:347:455:41
7:36
-0:26
23M
23.00 mi13:01:542:58:217:459:47
7:49
+0:13
24M
24.00 mi13:09:313:05:587:457:37
7:37
-0:12
40K
24.85 mi13:16:043:12:317:456:33
7:40
+0:03
25.2M
25.20 mi13:18:513:15:187:452:47
8:04
+0:24
Finish
26.22 mi13:26:163:22:437:447:25
7:17
-0:47

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

7:17 /mi

Average Pace

7:44 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:54

95% of race

Time at Steady Pace

10:49

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:44 /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 mi10:26:5023:177:3023:17
7:30
#9569
10K
6.21 mi10:50:3647:037:3423:46
7:39
#10652
15K
9.32 mi11:14:301:10:577:3723:54
7:42
#11025
20K
12.43 mi11:38:551:35:227:4024:25
7:52
#11291
Half
13.11 mi11:44:051:40:327:405:10
7:34
#11259
25K
15.53 mi12:02:591:59:267:4118:54
7:48
#11196
30K
18.64 mi12:27:472:24:147:4424:48
7:59
#11060
20M
20.00 mi12:38:242:34:517:4510:37
7:49
#10864
21M
21.00 mi12:46:262:42:537:458:02
8:02
#10656
35K
21.75 mi12:52:072:48:347:455:41
7:36
#10575
23M
23.00 mi13:01:542:58:217:459:47
7:49
#10427
24M
24.00 mi13:09:313:05:587:457:37
7:37
#10325
40K
24.85 mi13:16:043:12:317:456:33
7:40
#10185
25.2M
25.20 mi13:18:513:15:187:452:47
8:04
#10120
Finish
26.22 mi13:26:163:22:437:447:25
7:17
#9962
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi95697911791111777(Top 44%)8982(Top 59%)8982(Top 170%)
10K6.21 mi3.10 mi10652-10838493-5828493-58211770(Top 44%)9008(Top 59%)9008(Top 170%)
15K9.32 mi3.11 mi11025-3738665-1728665-17211777(Top 44%)8982(Top 59%)8982(Top 170%)
20K12.43 mi3.11 mi11291-2668779-1148779-11412221(Top 46%)9103(Top 60%)9103(Top 172%)
Half13.11 mi0.68 mi11259+328767+128767+1210748(Top 40%)8474(Top 56%)8474(Top 160%)
25K15.53 mi2.42 mi11196+638712+558712+5511036(Top 41%)8516(Top 56%)8516(Top 161%)
30K18.64 mi3.11 mi11060+1368606+1068606+10610734(Top 40%)8207(Top 54%)8207(Top 155%)
20M20.00 mi1.36 mi10864+1968485+1218485+1218957(Top 34%)7171(Top 47%)7171(Top 136%)
21M21.00 mi1.00 mi10656+2088363+1228363+1227557(Top 28%)6225(Top 41%)6225(Top 118%)
35K21.75 mi0.75 mi10575+818297+668297+669238(Top 35%)7215(Top 48%)7215(Top 137%)
23M23.00 mi1.25 mi10427+1488200+978200+978506(Top 32%)6707(Top 44%)6707(Top 127%)
24M24.00 mi1.00 mi10325+1028125+758125+758508(Top 32%)6620(Top 44%)6620(Top 125%)
40K24.85 mi0.85 mi10185+1408032+938032+937708(Top 29%)6072(Top 40%)6072(Top 115%)
25.2M25.20 mi0.35 mi10120+657984+487984+486914(Top 26%)5546(Top 37%)5546(Top 105%)
Finish26.22 mi1.02 mi9962+1587872+1127872+1126968(Top 26%)5551(Top 37%)5551(Top 105%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

11777

Males

8982

M18-39

8982

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

11770

Males

9008

M18-39

9008

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

11777

Males

8982

M18-39

8982

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

12221

Males

9103

M18-39

9103

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

10748

Males

8474

M18-39

8474

Half→25K

13.1 - 15.5 mi

Top 41%
×4story building
+66ft-88ft

Overall

11036

Males

8516

M18-39

8516

25K→30K

15.5 - 18.6 mi

Top 40%
×9story building
+181ft-148ft

Overall

10734

Males

8207

M18-39

8207

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

8957

Males

7171

M18-39

7171

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

7557

Males

6225

M18-39

6225

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

9238

Males

7215

M18-39

7215

35K→23M

21.8 - 23.0 mi

Top 32%
×5story building
+23ft-63ft

Overall

8506

Males

6707

M18-39

6707

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8508

Males

6620

M18-39

6620

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

7708

Males

6072

M18-39

6072

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6914

Males

5546

M18-39

5546

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2story building
+22ft-21ft

Overall

6968

Males

5551

M18-39

5551

Passing Analysis

Category:
Athletes Passed
1865*
Passed By
2256
Net Change
-393
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9569
5K → 10K501131-1083#9569#10652
10K → 15K79452-373#10652#11025
15K → 20K82348-266#11025#11291
20K → Half4614+32#11291#11259
Half → 25K15794+63#11259#11196
25K → 30K237101+136#11196#11060
30K → 20M211*15+196#11060#10864
20M → 21M2135+208#10864#10656
21M → 35K10019+81#10656#10575
35K → 23M16921+148#10575#10427
23M → 24M11917+102#10427#10325
24M → 40K15616+140#10325#10185
40K → 25.2M70*5+65#10185#10120
25.2M → Finish176*18+158#10120#9962
TOTALS1865*2256-393

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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