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BOSTON MARATHON 2023

Nicholas Ross

Bib: 3061•M

RI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 8%
Gender (Male)
#0 / 15176
Top 14%
Division (M18-39)
#0 / 5285
Top 32%
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
6:53/mi
21:23
↑ 97↓ 3451.5%
10K· 6.21 mi
6:34/mi
41:47
↑ 79↓ 1380.4%
15K· 9.32 mi
6:36/mi
1:02:16
↑ 67↓ 78
20K· 12.43 mi
6:33/mi
1:22:36
↑ 106↓ 860.1%
Half· 13.11 mi
6:31/mi
1:27:03
↑ 19↓ 370.5%
25K· 15.53 mi
6:33/mi
1:42:56
↑ 66↓ 880.2%
30K· 18.64 mi
6:38/mi
2:03:33
↑ 181↓ 1480.2%
20M
6:39/mi
2:12:35
↑ 64↓ 500.2%
21M
6:54/mi
2:19:29
↑ 106↓ 241.6%
35K· 21.75 mi
6:32/mi
2:24:22
↑ 17↓ 861.7%
23M
6:39/mi
2:32:41
↑ 23↓ 630.6%
24M
6:16/mi
2:38:57
↓ 821.3%
40K· 24.85 mi
6:18/mi
2:44:20
↓ 200.3%
25.2M
6:34/mi
2:46:36
↑ 13↓ 160.2%
Finish· 26.22 mi
6:01/mi
2:52:44
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:27:03
Pace6:38 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:25:41
Pace6:32 /mi
📊Negative Split: 1.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5221:236:5321:23
6:53
-
10K
6.21 mi10:43:1641:476:4320:24
6:34
-0:19
15K
9.32 mi11:03:451:02:166:4120:29
6:36
+0:02
20K
12.43 mi11:24:051:22:366:3920:20
6:33
-0:03
Half
13.11 mi11:28:321:27:036:384:27
6:31
-0:02
25K
15.53 mi11:44:251:42:566:3815:53
6:33
+0:02
30K
18.64 mi12:05:022:03:336:3820:37
6:38
+0:05
20M
20.00 mi12:14:042:12:356:389:02
6:39
+0:01
21M
21.00 mi12:20:582:19:296:396:54
6:54
+0:15
35K
21.75 mi12:25:512:24:226:384:53
6:32
-0:22
23M
23.00 mi12:34:102:32:416:388:19
6:39
+0:07
24M
24.00 mi12:40:262:38:576:376:16
6:16
-0:23
40K
24.85 mi12:45:492:44:206:375:23
6:18
+0:02
25.2M
25.20 mi12:48:052:46:366:372:16
6:34
+0:16
Finish
26.22 mi12:54:132:52:446:366:08
6:01
-0:33

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

6:01 /mi

Average Pace

6:36 /mi

Slowest Pace

6:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:29

62% of race

Time at Steady Pace

1:06:15

38% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:35 /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 mi10:22:5221:236:5321:23
6:53
#5403
10K
6.21 mi10:43:1641:476:4320:24
6:34
#4216
15K
9.32 mi11:03:451:02:166:4120:29
6:36
#3809
20K
12.43 mi11:24:051:22:366:3920:20
6:33
#3421
Half
13.11 mi11:28:321:27:036:384:27
6:31
#3390
25K
15.53 mi11:44:251:42:566:3815:53
6:33
#3173
30K
18.64 mi12:05:022:03:336:3820:37
6:38
#2891
20M
20.00 mi12:14:042:12:356:389:02
6:39
#2803
21M
21.00 mi12:20:582:19:296:396:54
6:54
#2690
35K
21.75 mi12:25:512:24:226:384:53
6:32
#2666
23M
23.00 mi12:34:102:32:416:388:19
6:39
#2574
24M
24.00 mi12:40:262:38:576:376:16
6:16
#2474
40K
24.85 mi12:45:492:44:206:375:23
6:18
#2386
25.2M
25.20 mi12:48:052:46:366:372:16
6:34
#2339
Finish
26.22 mi12:54:132:52:446:366:08
6:01
#2237
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5403498849883218(Top 12%)3059(Top 20%)3059(Top 58%)
10K6.21 mi3.10 mi4216+11873951+10373951+10373222(Top 12%)3068(Top 20%)3068(Top 58%)
15K9.32 mi3.11 mi3809+4073593+3583593+3583218(Top 12%)3059(Top 20%)3059(Top 58%)
20K12.43 mi3.11 mi3421+3883243+3503243+3502539(Top 10%)2431(Top 16%)2431(Top 46%)
Half13.11 mi0.68 mi3390+313218+253218+252880(Top 11%)2755(Top 18%)2755(Top 52%)
25K15.53 mi2.42 mi3173+2173021+1973021+1972419(Top 9%)2315(Top 15%)2315(Top 44%)
30K18.64 mi3.11 mi2891+2822765+2562765+2562123(Top 8%)2028(Top 13%)2028(Top 38%)
20M20.00 mi1.36 mi2803+882679+862679+862062(Top 8%)1966(Top 13%)1966(Top 37%)
21M21.00 mi1.00 mi2690+1132570+1092570+1091766(Top 7%)1679(Top 11%)1679(Top 32%)
35K21.75 mi0.75 mi2666+242549+212549+212541(Top 10%)2400(Top 16%)2400(Top 45%)
23M23.00 mi1.25 mi2574+922461+882461+881932(Top 7%)1833(Top 12%)1833(Top 35%)
24M24.00 mi1.00 mi2474+1002366+952366+951272(Top 5%)1206(Top 8%)1206(Top 23%)
40K24.85 mi0.85 mi2386+882281+852281+85906(Top 3%)859(Top 6%)859(Top 16%)
25.2M25.20 mi0.35 mi2339+472239+422239+42646(Top 2%)613(Top 4%)613(Top 12%)
Finish26.22 mi1.02 mi2237+1022142+972142+97791(Top 3%)758(Top 5%)758(Top 14%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21story building
+97ft-345ft

Overall

3218

Males

3059

M18-39

3059

5K→10K

3.1 - 6.2 mi

Top 12%
×5story building
+79ft-138ft

Overall

3222

Males

3068

M18-39

3068

10K→15K

6.2 - 9.3 mi

Top 12%
×3story building
+67ft-78ft

Overall

3218

Males

3059

M18-39

3059

15K→20K

9.3 - 12.4 mi

Top 10%
×5story building
+106ft-86ft

Overall

2539

Males

2431

M18-39

2431

20K→Half

12.4 - 13.1 mi

Top 11%
×2story building
+19ft-37ft

Overall

2880

Males

2755

M18-39

2755

Half→25K

13.1 - 15.5 mi

Top 9%
×4story building
+66ft-88ft

Overall

2419

Males

2315

M18-39

2315

25K→30K

15.5 - 18.6 mi

Top 8%
×9story building
+181ft-148ft

Overall

2123

Males

2028

M18-39

2028

30K→20M

18.6 - 20.0 mi

Top 8%
×5story building
+64ft-50ft

Overall

2062

Males

1966

M18-39

1966

20M→21M

20.0 - 21.0 mi

Top 7%
×8story building
+106ft-24ft

Overall

1766

Males

1679

M18-39

1679

21M→35K

21.0 - 21.8 mi

Top 10%
×7story building
+17ft-86ft

Overall

2541

Males

2400

M18-39

2400

35K→23M

21.8 - 23.0 mi

Top 7%
×5story building
+23ft-63ft

Overall

1932

Males

1833

M18-39

1833

23M→24M

23.0 - 24.0 mi

Top 5%
×6story building
+12ft-82ft

Overall

1272

Males

1206

M18-39

1206

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

906

Males

859

M18-39

859

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

646

Males

613

M18-39

613

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2story building
+22ft-21ft

Overall

791

Males

758

M18-39

758

Passing Analysis

Category:
Athletes Passed
3231
Passed By
65
Net Change
+3166
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5403
5K → 10K11925+1187#5403#4216
10K → 15K42114+407#4216#3809
15K → 20K3935+388#3809#3421
20K → Half354+31#3421#3390
Half → 25K2214+217#3390#3173
25K → 30K2842+282#3173#2891
30K → 20M913+88#2891#2803
20M → 21M1174+113#2803#2690
21M → 35K3814+24#2690#2666
35K → 23M1019+92#2666#2574
23M → 24M1000+100#2574#2474
24M → 40K880+88#2474#2386
40K → 25.2M470+47#2386#2339
25.2M → Finish1031+102#2339#2237
TOTALS323165+3166
📊

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