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BOSTON MARATHON 2023

Ivar Hartmann

Bib: 7422•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 22%
Division (M18-39)
#0 / 5285
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:31
Rank: #5745
Start → 5K
21:31 | 6:56/mi
10K· 6.21 mi
42:25
Rank: #5174 (+571)
5K → 10K
20:54 | 6:44/mi
15K· 9.32 mi
1:03:21
Rank: #4969 (+205)
10K → 15K
20:56 | 6:44/mi
20K· 12.43 mi
1:24:21
Rank: #4703 (+266)
15K → 20K
21:00 | 6:46/mi
Half· 13.11 mi
1:28:57
Rank: #4699 (+4)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:45:08
Rank: #4382 (+317)
Half → 25K
16:11 | 6:40/mi
30K· 18.64 mi
2:06:28
Rank: #4152 (+230)
25K → 30K
21:20 | 6:52/mi
20M
2:15:54
Rank: #4103 (+49)
30K → 20M
9:26 | 6:57/mi
21M
2:23:07
Rank: #4005 (+98)
20M → 21M
7:13 | 7:13/mi
35K· 21.75 mi
2:28:11
Rank: #3991 (+14)
21M → 35K
5:04 | 6:46/mi
23M
2:36:46
Rank: #3892 (+99)
35K → 23M
8:35 | 6:51/mi
24M
2:43:26
Rank: #3814 (+78)
23M → 24M
6:40 | 6:40/mi
40K· 24.85 mi
2:49:13
Rank: #3726 (+88)
24M → 40K
5:47 | 6:46/mi
25.2M
2:51:44
Rank: #3712 (+14)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:58:15
Rank: #3566 (+146)
25.2M → Finish
6:31 | 6:24/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:28:57
Pace6:47 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:29:18
Pace6:49 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:3121:316:5621:31
6:56
-
10K
6.21 mi10:46:2542:256:5020:54
6:44
-0:12
15K
9.32 mi11:07:211:03:216:4820:56
6:44
0:00
20K
12.43 mi11:28:211:24:216:4721:00
6:46
+0:02
Half
13.11 mi11:32:571:28:576:474:36
6:45
-0:01
25K
15.53 mi11:49:081:45:086:4616:11
6:40
-0:05
30K
18.64 mi12:10:282:06:286:4721:20
6:52
+0:12
20M
20.00 mi12:19:542:15:546:489:26
6:57
+0:05
21M
21.00 mi12:27:072:23:076:497:13
7:13
+0:16
35K
21.75 mi12:32:112:28:116:495:04
6:46
-0:27
23M
23.00 mi12:40:462:36:466:498:35
6:51
+0:05
24M
24.00 mi12:47:262:43:266:496:40
6:40
-0:11
40K
24.85 mi12:53:132:49:136:485:47
6:46
+0:06
25.2M
25.20 mi12:55:442:51:446:492:31
7:18
+0:32
Finish
26.22 mi13:02:152:58:156:486:31
6:24
-0:54

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

6:24 /mi

Average Pace

6:48 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:31

95% of race

Time at Steady Pace

9:44

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:48 /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 mi10:25:3121:316:5621:31
6:56
#5745
10K
6.21 mi10:46:2542:256:5020:54
6:44
#5174
15K
9.32 mi11:07:211:03:216:4820:56
6:44
#4969
20K
12.43 mi11:28:211:24:216:4721:00
6:46
#4703
Half
13.11 mi11:32:571:28:576:474:36
6:45
#4699
25K
15.53 mi11:49:081:45:086:4616:11
6:40
#4382
30K
18.64 mi12:10:282:06:286:4721:20
6:52
#4152
20M
20.00 mi12:19:542:15:546:489:26
6:57
#4103
21M
21.00 mi12:27:072:23:076:497:13
7:13
#4005
35K
21.75 mi12:32:112:28:116:495:04
6:46
#3991
23M
23.00 mi12:40:462:36:466:498:35
6:51
#3892
24M
24.00 mi12:47:262:43:266:496:40
6:40
#3814
40K
24.85 mi12:53:132:49:136:485:47
6:46
#3726
25.2M
25.20 mi12:55:442:51:446:492:31
7:18
#3712
Finish
26.22 mi13:02:152:58:156:486:31
6:24
#3566
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5745527452744477(Top 17%)4181(Top 28%)4181(Top 79%)
10K6.21 mi3.10 mi5174+5714791+4834791+4834595(Top 17%)4283(Top 28%)4283(Top 81%)
15K9.32 mi3.11 mi4969+2054613+1784613+1784477(Top 17%)4181(Top 28%)4181(Top 79%)
20K12.43 mi3.11 mi4703+2664389+2244389+2244059(Top 15%)3805(Top 25%)3805(Top 72%)
Half13.11 mi0.68 mi4699+44380+94380+94662(Top 18%)4324(Top 28%)4324(Top 82%)
25K15.53 mi2.42 mi4382+3174100+2804100+2803188(Top 12%)3040(Top 20%)3040(Top 58%)
30K18.64 mi3.11 mi4152+2303903+1973903+1973437(Top 13%)3233(Top 21%)3233(Top 61%)
20M20.00 mi1.36 mi4103+493853+503853+503662(Top 14%)3414(Top 22%)3414(Top 65%)
21M21.00 mi1.00 mi4005+983761+923761+923209(Top 12%)2995(Top 20%)2995(Top 57%)
35K21.75 mi0.75 mi3991+143746+153746+153986(Top 15%)3661(Top 24%)3661(Top 69%)
23M23.00 mi1.25 mi3892+993661+853661+852976(Top 11%)2777(Top 18%)2777(Top 53%)
24M24.00 mi1.00 mi3814+783584+773584+772941(Top 11%)2733(Top 18%)2733(Top 52%)
40K24.85 mi0.85 mi3726+883503+813503+812660(Top 10%)2459(Top 16%)2459(Top 47%)
25.2M25.20 mi0.35 mi3712+143488+153488+152941(Top 11%)2696(Top 18%)2696(Top 51%)
Finish26.22 mi1.02 mi3566+1463356+1323356+1322009(Top 8%)1874(Top 12%)1874(Top 35%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4477

Males

4181

M18-39

4181

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4595

Males

4283

M18-39

4283

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4477

Males

4181

M18-39

4181

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

4059

Males

3805

M18-39

3805

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4662

Males

4324

M18-39

4324

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3188

Males

3040

M18-39

3040

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3437

Males

3233

M18-39

3233

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3662

Males

3414

M18-39

3414

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3209

Males

2995

M18-39

2995

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

3986

Males

3661

M18-39

3661

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

2976

Males

2777

M18-39

2777

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

2941

Males

2733

M18-39

2733

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2660

Males

2459

M18-39

2459

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2941

Males

2696

M18-39

2696

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2009

Males

1874

M18-39

1874

Passing Analysis

Category:
Athletes Passed
2454
Passed By
275
Net Change
+2179
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5745
5K → 10K60736+571#5745#5174
10K → 15K24439+205#5174#4969
15K → 20K28418+266#4969#4703
20K → Half2117+4#4703#4699
Half → 25K3236+317#4699#4382
25K → 30K25121+230#4382#4152
30K → 20M8334+49#4152#4103
20M → 21M11719+98#4103#4005
21M → 35K4632+14#4005#3991
35K → 23M10910+99#3991#3892
23M → 24M9012+78#3892#3814
24M → 40K10012+88#3814#3726
40K → 25.2M2713+14#3726#3712
25.2M → Finish1526+146#3712#3566
TOTALS2454275+2179
📊

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