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BOSTON MARATHON 2023

Christoph Achenbach

Bib: 31622•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
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
10:15/mi
31:52
↑ 97↓ 3451.5%
10K· 6.21 mi
9:27/mi
1:01:14
↑ 79↓ 1380.4%
15K· 9.32 mi
9:22/mi
1:30:21
↑ 67↓ 78
20K· 12.43 mi
9:30/mi
1:59:52
↑ 106↓ 860.1%
Half· 13.11 mi
9:26/mi
2:06:18
↑ 19↓ 370.5%
25K· 15.53 mi
9:42/mi
2:29:50
↑ 66↓ 880.2%
30K· 18.64 mi
10:09/mi
3:01:22
↑ 181↓ 1480.2%
20M
10:27/mi
3:15:34
↑ 64↓ 500.2%
21M
13:34/mi
3:29:08
↑ 106↓ 241.6%
35K· 21.75 mi
11:07/mi
3:37:27
↑ 17↓ 861.7%
23M
11:53/mi
3:52:20
↑ 23↓ 630.6%
24M
11:13/mi
4:03:33
↓ 821.3%
40K· 24.85 mi
11:51/mi
4:13:41
↓ 200.3%
25.2M
13:17/mi
4:18:16
↑ 13↓ 160.2%
Finish· 26.22 mi
10:00/mi
4:28:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:18
Pace9:38 /mi
2nd Half
Distance13.11 mi
Time2:22:09
Pace10:51 /mi
📊Positive Split: 12.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:3731:5210:1531:52
10:15
-
10K
6.21 mi12:20:591:01:149:5129:22
9:27
-0:48
15K
9.32 mi12:50:061:30:219:4229:07
9:22
-0:05
20K
12.43 mi13:19:371:59:529:3929:31
9:30
+0:08
Half
13.11 mi13:26:032:06:189:386:26
9:26
-0:04
25K
15.53 mi13:49:352:29:509:3923:32
9:42
+0:16
30K
18.64 mi14:21:073:01:229:4431:32
10:09
+0:27
20M
20.00 mi14:35:193:15:349:4714:12
10:27
+0:18
21M
21.00 mi14:48:533:29:089:5813:34
13:34
+3:07
35K
21.75 mi14:57:123:37:2710:008:19
11:07
-2:27
23M
23.00 mi15:12:053:52:2010:0614:53
11:53
+0:46
24M
24.00 mi15:23:184:03:3310:0911:13
11:13
-0:40
40K
24.85 mi15:33:264:13:4110:1210:08
11:51
+0:38
25.2M
25.20 mi15:38:014:18:1610:154:35
13:17
+1:26
Finish
26.22 mi15:48:124:28:2710:1510:11
10:00
-3:17

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

9:22 /mi

Average Pace

10:15 /mi

Slowest Pace

13:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:26

35% of race

Time at Steady Pace

1:51:19

41% of race

Time at Slower Pace

1:02:42

23% of race

Average Pace: 10:14 /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 mi11:51:3731:5210:1531:52
10:15
#24101
10K
6.21 mi12:20:591:01:149:5129:22
9:27
#23290
15K
9.32 mi12:50:061:30:219:4229:07
9:22
#22860
20K
12.43 mi13:19:371:59:529:3929:31
9:30
#22536
Half
13.11 mi13:26:032:06:189:386:26
9:26
#22505
25K
15.53 mi13:49:352:29:509:3923:32
9:42
#22335
30K
18.64 mi14:21:073:01:229:4431:32
10:09
#22158
20M
20.00 mi14:35:193:15:349:4714:12
10:27
#22106
21M
21.00 mi14:48:533:29:089:5813:34
13:34
#22330
35K
21.75 mi14:57:123:37:2710:008:19
11:07
#22375
23M
23.00 mi15:12:053:52:2010:0614:53
11:53
#22488
24M
24.00 mi15:23:184:03:3310:0911:13
11:13
#22533
40K
24.85 mi15:33:264:13:4110:1210:08
11:51
#22590
25.2M
25.20 mi15:38:014:18:1610:154:35
13:17
#22628
Finish
26.22 mi15:48:124:28:2710:1510:11
10:00
#22594
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi24101141381413821880(Top 82%)13139(Top 87%)13139(Top 924%)
10K6.21 mi3.10 mi23290+81113748+39013748+39022370(Top 84%)13333(Top 88%)13333(Top 938%)
15K9.32 mi3.11 mi22860+43013574+17413574+17421880(Top 82%)13139(Top 87%)13139(Top 924%)
20K12.43 mi3.11 mi22536+32413404+17013404+17021554(Top 81%)12984(Top 86%)12984(Top 913%)
Half13.11 mi0.68 mi22505+3113388+1613388+1621903(Top 82%)13155(Top 87%)13155(Top 925%)
25K15.53 mi2.42 mi22335+17013292+9613292+9621475(Top 81%)12912(Top 85%)12912(Top 908%)
30K18.64 mi3.11 mi22158+17713213+7913213+7921414(Top 80%)12810(Top 84%)12810(Top 901%)
20M20.00 mi1.36 mi22106+5213180+3313180+3321610(Top 81%)12831(Top 85%)12831(Top 902%)
21M21.00 mi1.00 mi22330-22413268-8813268-8824649(Top 93%)14199(Top 94%)14199(Top 999%)
35K21.75 mi0.75 mi22375-4513273-513273-523501(Top 88%)13604(Top 90%)13604(Top 957%)
23M23.00 mi1.25 mi22488-11313322-4913322-4923838(Top 90%)13787(Top 91%)13787(Top 970%)
24M24.00 mi1.00 mi22533-4513328-613328-623424(Top 88%)13543(Top 89%)13543(Top 952%)
40K24.85 mi0.85 mi22590-5713348-2013348-2023697(Top 89%)13637(Top 90%)13637(Top 959%)
25.2M25.20 mi0.35 mi22628-3813360-1213360-1224282(Top 91%)13932(Top 92%)13932(Top 980%)
Finish26.22 mi1.02 mi22594+3413334+2613334+2621735(Top 82%)12741(Top 84%)12741(Top 896%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

21880

Males

13139

M55-59

13139

5K→10K

3.1 - 6.2 mi

Top 84%
×5story building
+79ft-138ft

Overall

22370

Males

13333

M55-59

13333

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

21880

Males

13139

M55-59

13139

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

21554

Males

12984

M55-59

12984

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

21903

Males

13155

M55-59

13155

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

21475

Males

12912

M55-59

12912

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

21414

Males

12810

M55-59

12810

30K→20M

18.6 - 20.0 mi

Top 81%
×5story building
+64ft-50ft

Overall

21610

Males

12831

M55-59

12831

20M→21M

20.0 - 21.0 mi

Top 93%
×8story building
+106ft-24ft

Overall

24649

Males

14199

M55-59

14199

21M→35K

21.0 - 21.8 mi

Top 88%
×7story building
+17ft-86ft

Overall

23501

Males

13604

M55-59

13604

35K→23M

21.8 - 23.0 mi

Top 90%
×5story building
+23ft-63ft

Overall

23838

Males

13787

M55-59

13787

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

23424

Males

13543

M55-59

13543

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23697

Males

13637

M55-59

13637

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24282

Males

13932

M55-59

13932

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2story building
+22ft-21ft

Overall

21735

Males

12741

M55-59

12741

Passing Analysis

Category:
Athletes Passed
2331
Passed By
824
Net Change
+1507
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24101
5K → 10K83322+811#24101#23290
10K → 15K45121+430#23290#22860
15K → 20K35228+324#22860#22536
20K → Half4413+31#22536#22505
Half → 25K19424+170#22505#22335
25K → 30K21336+177#22335#22158
30K → 20M9341+52#22158#22106
20M → 21M10234-224#22106#22330
21M → 35K1964-45#22330#22375
35K → 23M28141-113#22375#22488
23M → 24M2065-45#22488#22533
24M → 40K1572-57#22533#22590
40K → 25.2M644-38#22590#22628
25.2M → Finish5319+34#22628#22594
TOTALS2331824+1507
📊

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