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BOSTON MARATHON 2023

Erich Koller

Bib: 30316•M

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:46
Rank: #13803
Start → 5K
24:46 | 7:58/mi
10K· 6.21 mi
49:04
Rank: #13556 (+247)
5K → 10K
24:18 | 7:49/mi
15K· 9.32 mi
1:14:04
Rank: #13947 (-391)
10K → 15K
25:00 | 8:03/mi
20K· 12.43 mi
1:38:57
Rank: #13805 (+142)
15K → 20K
24:53 | 8:01/mi
Half· 13.11 mi
1:44:29
Rank: #13863 (-58)
20K → Half
5:32 | 8:07/mi
25K· 15.53 mi
2:04:40
Rank: #14058 (-195)
Half → 25K
20:11 | 8:19/mi
30K· 18.64 mi
2:32:01
Rank: #14484 (-426)
25K → 30K
27:21 | 8:48/mi
20M
2:44:25
Rank: #14702 (-218)
30K → 20M
12:24 | 9:07/mi
21M
2:54:44
Rank: #15026 (-324)
20M → 21M
10:19 | 10:19/mi
35K· 21.75 mi
3:01:50
Rank: #15218 (-192)
21M → 35K
7:06 | 9:29/mi
23M
3:14:28
Rank: #15647 (-429)
35K → 23M
12:38 | 10:05/mi
24M
3:24:13
Rank: #15938 (-291)
23M → 24M
9:45 | 9:45/mi
40K· 24.85 mi
3:32:21
Rank: #16041 (-103)
24M → 40K
8:08 | 9:31/mi
25.2M
3:35:51
Rank: #16070 (-29)
40K → 25.2M
3:30 | 10:09/mi
Finish· 26.22 mi
3:44:50
Rank: #16134 (-64)
25.2M → Finish
8:59 | 8:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:29
Pace7:58 /mi
2nd Half
Distance13.11 mi
Time2:00:21
Pace9:11 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:1824:467:5824:46
7:58
-
10K
6.21 mi12:07:3649:047:5424:18
7:49
-0:09
15K
9.32 mi12:32:361:14:047:5725:00
8:03
+0:14
20K
12.43 mi12:57:291:38:577:5824:53
8:01
-0:02
Half
13.11 mi13:03:011:44:297:585:32
8:07
+0:06
25K
15.53 mi13:23:122:04:408:0220:11
8:19
+0:12
30K
18.64 mi13:50:332:32:018:0927:21
8:48
+0:29
20M
20.00 mi14:02:572:44:258:1312:24
9:07
+0:19
21M
21.00 mi14:13:162:54:448:1910:19
10:19
+1:12
35K
21.75 mi14:20:223:01:508:227:06
9:29
-0:50
23M
23.00 mi14:33:003:14:288:2712:38
10:05
+0:36
24M
24.00 mi14:42:453:24:138:319:45
9:45
-0:20
40K
24.85 mi14:50:533:32:218:338:08
9:31
-0:14
25.2M
25.20 mi14:54:233:35:518:343:30
10:09
+0:38
Finish
26.22 mi15:03:223:44:508:358:59
8:49
-1:20

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

7:49 /mi

Average Pace

8:35 /mi

Slowest Pace

10:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04:40

55% of race

Time at Steady Pace

48:44

22% of race

Time at Slower Pace

51:26

23% of race

Average Pace: 8:34 /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 mi11:43:1824:467:5824:46
7:58
#13803
10K
6.21 mi12:07:3649:047:5424:18
7:49
#13556
15K
9.32 mi12:32:361:14:047:5725:00
8:03
#13947
20K
12.43 mi12:57:291:38:577:5824:53
8:01
#13805
Half
13.11 mi13:03:011:44:297:585:32
8:07
#13863
25K
15.53 mi13:23:122:04:408:0220:11
8:19
#14058
30K
18.64 mi13:50:332:32:018:0927:21
8:48
#14484
20M
20.00 mi14:02:572:44:258:1312:24
9:07
#14702
21M
21.00 mi14:13:162:54:448:1910:19
10:19
#15026
35K
21.75 mi14:20:223:01:508:227:06
9:29
#15218
23M
23.00 mi14:33:003:14:288:2712:38
10:05
#15647
24M
24.00 mi14:42:453:24:138:319:45
9:45
#15938
40K
24.85 mi14:50:533:32:218:338:08
9:31
#16041
25.2M
25.20 mi14:54:233:35:518:343:30
10:09
#16070
Finish
26.22 mi15:03:223:44:508:358:59
8:49
#16134
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi138039884988414769(Top 55%)10205(Top 67%)10205(Top 453%)
10K6.21 mi3.10 mi13556+2479765+1199765+11913316(Top 50%)9685(Top 64%)9685(Top 430%)
15K9.32 mi3.11 mi13947-3919900-1359900-13514769(Top 55%)10205(Top 67%)10205(Top 453%)
20K12.43 mi3.11 mi13805+1429825+759825+7513509(Top 51%)9673(Top 64%)9673(Top 430%)
Half13.11 mi0.68 mi13863-589843-189843-1815181(Top 57%)10374(Top 68%)10374(Top 461%)
25K15.53 mi2.42 mi14058-1959898-559898-5515096(Top 57%)10175(Top 67%)10175(Top 452%)
30K18.64 mi3.11 mi14484-42610026-12810026-12816076(Top 60%)10509(Top 69%)10509(Top 467%)
20M20.00 mi1.36 mi14702-21810101-7510101-7517171(Top 64%)10879(Top 72%)10879(Top 483%)
21M21.00 mi1.00 mi15026-32410195-9410195-9419052(Top 72%)11656(Top 77%)11656(Top 518%)
35K21.75 mi0.75 mi15218-19210238-4310238-4319793(Top 74%)11953(Top 79%)11953(Top 531%)
23M23.00 mi1.25 mi15647-42910373-13510373-13520234(Top 76%)12113(Top 80%)12113(Top 538%)
24M24.00 mi1.00 mi15938-29110482-10910482-10920041(Top 75%)12019(Top 79%)12019(Top 534%)
40K24.85 mi0.85 mi16041-10310520-3810520-3818361(Top 69%)11198(Top 74%)11198(Top 497%)
25.2M25.20 mi0.35 mi16070-2910537-1710537-1717902(Top 67%)10961(Top 72%)10961(Top 487%)
Finish26.22 mi1.02 mi16134-6410542-510542-517090(Top 64%)10647(Top 70%)10647(Top 473%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

14769

Males

10205

M45-49

10205

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

13316

Males

9685

M45-49

9685

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

14769

Males

10205

M45-49

10205

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

13509

Males

9673

M45-49

9673

20K→Half

12.4 - 13.1 mi

Top 57%
×2stories
+19ft-37ft

Overall

15181

Males

10374

M45-49

10374

Half→25K

13.1 - 15.5 mi

Top 57%
×4stories
+66ft-88ft

Overall

15096

Males

10175

M45-49

10175

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

16076

Males

10509

M45-49

10509

30K→20M

18.6 - 20.0 mi

Top 64%
×5stories
+64ft-50ft

Overall

17171

Males

10879

M45-49

10879

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

19052

Males

11656

M45-49

11656

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

19793

Males

11953

M45-49

11953

35K→23M

21.8 - 23.0 mi

Top 76%
×5stories
+23ft-63ft

Overall

20234

Males

12113

M45-49

12113

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

20041

Males

12019

M45-49

12019

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18361

Males

11198

M45-49

11198

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17902

Males

10961

M45-49

10961

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2stories
+22ft-21ft

Overall

17090

Males

10647

M45-49

10647

Passing Analysis

Category:
Athletes Passed
1137
Passed By
3468
Net Change
-2331
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13803
5K → 10K440193+247#13803#13556
10K → 15K69460-391#13556#13947
15K → 20K244102+142#13947#13805
20K → Half2078-58#13805#13863
Half → 25K69264-195#13863#14058
25K → 30K78504-426#14058#14484
30K → 20M42260-218#14484#14702
20M → 21M26350-324#14702#15026
21M → 35K15207-192#15026#15218
35K → 23M19448-429#15218#15647
23M → 24M19310-291#15647#15938
24M → 40K30133-103#15938#16041
40K → 25.2M1746-29#16041#16070
25.2M → Finish49113-64#16070#16134
TOTALS11373468-2331
📊

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