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BOSTON MARATHON 2023

Markus Groß

Bib: 31610•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 23%
Gender (Male)
#0 / 15176
Top 36%
Masters (Masters Men)
#0 / 9891
Top 22%
Division (M40-44)
#0 / 2241
Top 48%
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
7:16/mi
22:36
↑ 97↓ 3451.5%
10K· 6.21 mi
6:50/mi
43:50
↑ 79↓ 1380.4%
15K· 9.32 mi
6:52/mi
1:05:09
↑ 67↓ 78
20K· 12.43 mi
6:55/mi
1:26:38
↑ 106↓ 860.1%
Half· 13.11 mi
6:50/mi
1:31:18
↑ 19↓ 370.5%
25K· 15.53 mi
6:57/mi
1:48:08
↑ 66↓ 880.2%
30K· 18.64 mi
7:20/mi
2:10:56
↑ 181↓ 1480.2%
20M
7:19/mi
2:20:53
↑ 64↓ 500.2%
21M
8:01/mi
2:28:54
↑ 106↓ 241.6%
35K· 21.75 mi
7:14/mi
2:34:19
↑ 17↓ 861.7%
23M
7:39/mi
2:43:54
↑ 23↓ 630.6%
24M
7:32/mi
2:51:26
↓ 821.3%
40K· 24.85 mi
7:37/mi
2:57:57
↓ 200.3%
25.2M
8:22/mi
3:00:50
↑ 13↓ 160.2%
Finish· 26.22 mi
7:37/mi
3:08:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:18
Pace6:58 /mi
2nd Half
Distance13.11 mi
Time1:37:18
Pace7:25 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:1222:367:1622:36
7:16
-
10K
6.21 mi12:05:2643:507:0321:14
6:50
-0:26
15K
9.32 mi12:26:451:05:096:5921:19
6:52
+0:02
20K
12.43 mi12:48:141:26:386:5821:29
6:55
+0:03
Half
13.11 mi12:52:541:31:186:584:40
6:50
-0:05
25K
15.53 mi13:09:441:48:086:5816:50
6:57
+0:07
30K
18.64 mi13:32:322:10:567:0122:48
7:20
+0:23
20M
20.00 mi13:42:292:20:537:039:57
7:19
-0:01
21M
21.00 mi13:50:302:28:547:058:01
8:01
+0:42
35K
21.75 mi13:55:552:34:197:065:25
7:14
-0:47
23M
23.00 mi14:05:302:43:547:089:35
7:39
+0:25
24M
24.00 mi14:13:022:51:267:097:32
7:32
-0:07
40K
24.85 mi14:19:332:57:577:106:31
7:37
+0:05
25.2M
25.20 mi14:22:263:00:507:112:53
8:22
+0:45
Finish
26.22 mi14:30:123:08:367:127:46
7:37
-0:45

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

6:50 /mi

Average Pace

7:12 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:32

45% of race

Time at Steady Pace

1:08:18

36% of race

Time at Slower Pace

34:46

18% of race

Average Pace: 7:12 /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 mi11:44:1222:367:1622:36
7:16
#7946
10K
6.21 mi12:05:2643:507:0321:14
6:50
#6823
15K
9.32 mi12:26:451:05:096:5921:19
6:52
#6443
20K
12.43 mi12:48:141:26:386:5821:29
6:55
#6164
Half
13.11 mi12:52:541:31:186:584:40
6:50
#6140
25K
15.53 mi13:09:441:48:086:5816:50
6:57
#5978
30K
18.64 mi13:32:322:10:567:0122:48
7:20
#5965
20M
20.00 mi13:42:292:20:537:039:57
7:19
#5925
21M
21.00 mi13:50:302:28:547:058:01
8:01
#5931
35K
21.75 mi13:55:552:34:197:065:25
7:14
#5925
23M
23.00 mi14:05:302:43:547:089:35
7:39
#5961
24M
24.00 mi14:13:022:51:267:097:32
7:32
#5988
40K
24.85 mi14:19:332:57:577:106:31
7:37
#5990
25.2M
25.20 mi14:22:263:00:507:112:53
8:22
#6004
Finish
26.22 mi14:30:123:08:367:127:46
7:37
#6084
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7946693869385669(Top 21%)5206(Top 34%)5206(Top 232%)
10K6.21 mi3.10 mi6823+11236133+8056133+8055613(Top 21%)5155(Top 34%)5155(Top 230%)
15K9.32 mi3.11 mi6443+3805823+3105823+3105669(Top 21%)5206(Top 34%)5206(Top 232%)
20K12.43 mi3.11 mi6164+2795601+2225601+2225443(Top 20%)5024(Top 33%)5024(Top 224%)
Half13.11 mi0.68 mi6140+245586+155586+155625(Top 21%)5185(Top 34%)5185(Top 231%)
25K15.53 mi2.42 mi5978+1625466+1205466+1205254(Top 20%)4846(Top 32%)4846(Top 216%)
30K18.64 mi3.11 mi5965+135439+275439+276243(Top 23%)5545(Top 37%)5545(Top 247%)
20M20.00 mi1.36 mi5925+405398+415398+415756(Top 22%)5116(Top 34%)5116(Top 228%)
21M21.00 mi1.00 mi5931-65386+125386+127415(Top 28%)6119(Top 40%)6119(Top 273%)
35K21.75 mi0.75 mi5925+65377+95377+96733(Top 25%)5719(Top 38%)5719(Top 255%)
23M23.00 mi1.25 mi5961-365389-125389-127425(Top 28%)6066(Top 40%)6066(Top 271%)
24M24.00 mi1.00 mi5988-275398-95398-97887(Top 30%)6235(Top 41%)6235(Top 278%)
40K24.85 mi0.85 mi5990-25389+95389+97417(Top 28%)5877(Top 39%)5877(Top 262%)
25.2M25.20 mi0.35 mi6004-145397-85397-88576(Top 32%)6477(Top 43%)6477(Top 289%)
Finish26.22 mi1.02 mi6084-805445-485445-489374(Top 35%)6943(Top 46%)6943(Top 310%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21story building
+97ft-345ft

Overall

5669

Males

5206

M40-44

5206

5K→10K

3.1 - 6.2 mi

Top 21%
×5story building
+79ft-138ft

Overall

5613

Males

5155

M40-44

5155

10K→15K

6.2 - 9.3 mi

Top 21%
×3story building
+67ft-78ft

Overall

5669

Males

5206

M40-44

5206

15K→20K

9.3 - 12.4 mi

Top 20%
×5story building
+106ft-86ft

Overall

5443

Males

5024

M40-44

5024

20K→Half

12.4 - 13.1 mi

Top 21%
×2story building
+19ft-37ft

Overall

5625

Males

5185

M40-44

5185

Half→25K

13.1 - 15.5 mi

Top 20%
×4story building
+66ft-88ft

Overall

5254

Males

4846

M40-44

4846

25K→30K

15.5 - 18.6 mi

Top 23%
×9story building
+181ft-148ft

Overall

6243

Males

5545

M40-44

5545

30K→20M

18.6 - 20.0 mi

Top 22%
×5story building
+64ft-50ft

Overall

5756

Males

5116

M40-44

5116

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

7415

Males

6119

M40-44

6119

21M→35K

21.0 - 21.8 mi

Top 25%
×7story building
+17ft-86ft

Overall

6733

Males

5719

M40-44

5719

35K→23M

21.8 - 23.0 mi

Top 28%
×5story building
+23ft-63ft

Overall

7425

Males

6066

M40-44

6066

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

7887

Males

6235

M40-44

6235

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7417

Males

5877

M40-44

5877

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8576

Males

6477

M40-44

6477

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2story building
+22ft-21ft

Overall

9374

Males

6943

M40-44

6943

Passing Analysis

Category:
Athletes Passed
2507
Passed By
645
Net Change
+1862
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7946
5K → 10K11274+1123#7946#6823
10K → 15K39212+380#6823#6443
15K → 20K2856+279#6443#6164
20K → Half317+24#6164#6140
Half → 25K17715+162#6140#5978
25K → 30K138125+13#5978#5965
30K → 20M7636+40#5965#5925
20M → 21M5561-6#5925#5931
21M → 35K3226+6#5931#5925
35K → 23M5793-36#5925#5961
23M → 24M4471-27#5961#5988
24M → 40K5355-2#5988#5990
40K → 25.2M1327-14#5990#6004
25.2M → Finish27107-80#6004#6084
TOTALS2507645+1862
📊

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