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BOSTON MARATHON 2023

Antti Nivala

Bib: 4810•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 19%
Masters (Masters Men)
#0 / 9891
Top 7%
Division (M45-49)
#0 / 2252
Top 8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:35
Rank: #3052
Start → 5K
20:35 | 6:38/mi
10K· 6.21 mi
40:43
Rank: #2819 (+233)
5K → 10K
20:08 | 6:29/mi
15K· 9.32 mi
1:00:57
Rank: #2760 (+59)
10K → 15K
20:14 | 6:31/mi
20K· 12.43 mi
1:21:37
Rank: #2855 (-95)
15K → 20K
20:40 | 6:39/mi
Half· 13.11 mi
1:26:06
Rank: #2868 (-13)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:42:16
Rank: #2884 (-16)
Half → 25K
16:10 | 6:40/mi
30K· 18.64 mi
2:03:37
Rank: #2921 (-37)
25K → 30K
21:21 | 6:52/mi
20M
2:13:06
Rank: #2970 (-49)
30K → 20M
9:29 | 6:59/mi
21M
2:20:31
Rank: #3022 (-52)
20M → 21M
7:25 | 7:25/mi
35K· 21.75 mi
2:25:30
Rank: #3026 (-4)
21M → 35K
4:59 | 6:40/mi
23M
2:34:11
Rank: #3026
35K → 23M
8:41 | 6:56/mi
24M
2:40:57
Rank: #3015 (+11)
23M → 24M
6:46 | 6:46/mi
40K· 24.85 mi
2:46:48
Rank: #2980 (+35)
24M → 40K
5:51 | 6:51/mi
25.2M
2:49:23
Rank: #2985 (-5)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
2:56:16
Rank: #2990 (-5)
25.2M → Finish
6:53 | 6:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:06
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:30:10
Pace6:53 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1220:356:3820:35
6:38
-
10K
6.21 mi10:42:2040:436:3320:08
6:29
-0:09
15K
9.32 mi11:02:341:00:576:3220:14
6:31
+0:02
20K
12.43 mi11:23:141:21:376:3420:40
6:39
+0:08
Half
13.11 mi11:27:431:26:066:344:29
6:34
-0:05
25K
15.53 mi11:43:531:42:166:3516:10
6:40
+0:06
30K
18.64 mi12:05:142:03:376:3821:21
6:52
+0:12
20M
20.00 mi12:14:432:13:066:399:29
6:59
+0:07
21M
21.00 mi12:22:082:20:316:417:25
7:25
+0:26
35K
21.75 mi12:27:072:25:306:414:59
6:40
-0:45
23M
23.00 mi12:35:482:34:116:428:41
6:56
+0:16
24M
24.00 mi12:42:342:40:576:426:46
6:46
-0:10
40K
24.85 mi12:48:252:46:486:435:51
6:51
+0:05
25.2M
25.20 mi12:51:002:49:236:432:35
7:29
+0:38
Finish
26.22 mi12:57:532:56:166:446:53
6:45
-0:44

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

6:29 /mi

Average Pace

6:44 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:16

94% of race

Time at Steady Pace

10:00

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:43 /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 mi10:22:1220:356:3820:35
6:38
#3052
10K
6.21 mi10:42:2040:436:3320:08
6:29
#2819
15K
9.32 mi11:02:341:00:576:3220:14
6:31
#2760
20K
12.43 mi11:23:141:21:376:3420:40
6:39
#2855
Half
13.11 mi11:27:431:26:066:344:29
6:34
#2868
25K
15.53 mi11:43:531:42:166:3516:10
6:40
#2884
30K
18.64 mi12:05:142:03:376:3821:21
6:52
#2921
20M
20.00 mi12:14:432:13:066:399:29
6:59
#2970
21M
21.00 mi12:22:082:20:316:417:25
7:25
#3022
35K
21.75 mi12:27:072:25:306:414:59
6:40
#3026
23M
23.00 mi12:35:482:34:116:428:41
6:56
#3026
24M
24.00 mi12:42:342:40:576:426:46
6:46
#3015
40K
24.85 mi12:48:252:46:486:435:51
6:51
#2980
25.2M
25.20 mi12:51:002:49:236:432:35
7:29
#2985
Finish
26.22 mi12:57:532:56:166:446:53
6:45
#2990
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi3052289228922717(Top 10%)2596(Top 17%)2596(Top 115%)
10K6.21 mi3.10 mi2819+2332688+2042688+2042679(Top 10%)2562(Top 17%)2562(Top 114%)
15K9.32 mi3.11 mi2760+592635+532635+532717(Top 10%)2596(Top 17%)2596(Top 115%)
20K12.43 mi3.11 mi2855-952728-932728-933192(Top 12%)3033(Top 20%)3033(Top 135%)
Half13.11 mi0.68 mi2868-132739-112739-113213(Top 12%)3063(Top 20%)3063(Top 136%)
25K15.53 mi2.42 mi2884-162756-172756-173112(Top 12%)2967(Top 20%)2967(Top 132%)
30K18.64 mi3.11 mi2921-372793-372793-373461(Top 13%)3252(Top 21%)3252(Top 144%)
20M20.00 mi1.36 mi2970-492835-422835-423871(Top 15%)3599(Top 24%)3599(Top 160%)
21M21.00 mi1.00 mi3022-522877-422877-424170(Top 16%)3822(Top 25%)3822(Top 170%)
35K21.75 mi0.75 mi3026-42875+22875+23319(Top 12%)3089(Top 20%)3089(Top 137%)
23M23.00 mi1.25 mi30262876-12876-13422(Top 13%)3170(Top 21%)3170(Top 141%)
24M24.00 mi1.00 mi3015+112862+142862+143454(Top 13%)3179(Top 21%)3179(Top 141%)
40K24.85 mi0.85 mi2980+352827+352827+353020(Top 11%)2778(Top 18%)2778(Top 123%)
25.2M25.20 mi0.35 mi2985-52829-22829-23788(Top 14%)3378(Top 22%)3378(Top 150%)
Finish26.22 mi1.02 mi2990-52831-22831-23791(Top 14%)3363(Top 22%)3363(Top 149%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2717

Males

2596

M45-49

2596

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2679

Males

2562

M45-49

2562

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2717

Males

2596

M45-49

2596

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3192

Males

3033

M45-49

3033

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3213

Males

3063

M45-49

3063

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3112

Males

2967

M45-49

2967

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3461

Males

3252

M45-49

3252

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

3871

Males

3599

M45-49

3599

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4170

Males

3822

M45-49

3822

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3319

Males

3089

M45-49

3089

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3422

Males

3170

M45-49

3170

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3454

Males

3179

M45-49

3179

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3020

Males

2778

M45-49

2778

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3788

Males

3378

M45-49

3378

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3791

Males

3363

M45-49

3363

Passing Analysis

Category:
Athletes Passed
901
Passed By
839
Net Change
+62
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3052
5K → 10K29966+233#3052#2819
10K → 15K11758+59#2819#2760
15K → 20K42137-95#2760#2855
20K → Half1124-13#2855#2868
Half → 25K5874-16#2868#2884
25K → 30K69106-37#2884#2921
30K → 20M3079-49#2921#2970
20M → 21M2678-52#2970#3022
21M → 35K3034-4#3022#3026
35K → 23M53530#3026#3026
23M → 24M4837+11#3026#3015
24M → 40K5520+35#3015#2980
40K → 25.2M2126-5#2980#2985
25.2M → Finish4247-5#2985#2990
TOTALS901839+62
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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