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BOSTON MARATHON 2023

Gerald Guenther

Bib: 4974•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 19%
Masters (Masters Men)
#0 / 9891
Top 7%
Division (M40-44)
#0 / 2241
Top 19%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:50
Rank: #3712
Start → 5K
20:50 | 6:42/mi
10K· 6.21 mi
41:26
Rank: #3672 (+40)
5K → 10K
20:36 | 6:38/mi
15K· 9.32 mi
1:01:54
Rank: #3484 (+188)
10K → 15K
20:28 | 6:35/mi
20K· 12.43 mi
1:22:28
Rank: #3344 (+140)
15K → 20K
20:34 | 6:37/mi
Half· 13.11 mi
1:26:54
Rank: #3301 (+43)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:43:01
Rank: #3222 (+79)
Half → 25K
16:07 | 6:39/mi
30K· 18.64 mi
2:04:15
Rank: #3163 (+59)
25K → 30K
21:14 | 6:50/mi
20M
2:13:31
Rank: #3118 (+45)
30K → 20M
9:16 | 6:49/mi
21M
2:20:44
Rank: #3106 (+12)
20M → 21M
7:13 | 7:13/mi
35K· 21.75 mi
2:25:29
Rank: #3022 (+84)
21M → 35K
4:45 | 6:21/mi
23M
2:33:56
Rank: #2949 (+73)
35K → 23M
8:27 | 6:45/mi
24M
2:40:32
Rank: #2904 (+45)
23M → 24M
6:36 | 6:36/mi
40K· 24.85 mi
2:46:25
Rank: #2887 (+17)
24M → 40K
5:53 | 6:53/mi
25.2M
2:49:03
Rank: #2908 (-21)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
2:56:10
Rank: #2970 (-62)
25.2M → Finish
7:07 | 6:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:54
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:29:16
Pace6:49 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3820:506:4220:50
6:42
-
10K
6.21 mi10:43:1441:266:4020:36
6:38
-0:04
15K
9.32 mi11:03:421:01:546:3820:28
6:35
-0:03
20K
12.43 mi11:24:161:22:286:3820:34
6:37
+0:02
Half
13.11 mi11:28:421:26:546:384:26
6:30
-0:07
25K
15.53 mi11:44:491:43:016:3816:07
6:39
+0:09
30K
18.64 mi12:06:032:04:156:4021:14
6:50
+0:11
20M
20.00 mi12:15:192:13:316:419:16
6:49
-0:01
21M
21.00 mi12:22:322:20:446:427:13
7:13
+0:24
35K
21.75 mi12:27:172:25:296:414:45
6:21
-0:52
23M
23.00 mi12:35:442:33:566:428:27
6:45
+0:24
24M
24.00 mi12:42:202:40:326:416:36
6:36
-0:09
40K
24.85 mi12:48:132:46:256:425:53
6:53
+0:17
25.2M
25.20 mi12:50:512:49:036:432:38
7:38
+0:45
Finish
26.22 mi12:57:582:56:106:437:07
6:59
-0:39

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

6:21 /mi

Average Pace

6:43 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

9:11

5% of race

Time at Steady Pace

2:24:08

82% of race

Time at Slower Pace

22:51

13% of race

Average Pace: 6:43 /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 mi10:22:3820:506:4220:50
6:42
#3712
10K
6.21 mi10:43:1441:266:4020:36
6:38
#3672
15K
9.32 mi11:03:421:01:546:3820:28
6:35
#3484
20K
12.43 mi11:24:161:22:286:3820:34
6:37
#3344
Half
13.11 mi11:28:421:26:546:384:26
6:30
#3301
25K
15.53 mi11:44:491:43:016:3816:07
6:39
#3222
30K
18.64 mi12:06:032:04:156:4021:14
6:50
#3163
20M
20.00 mi12:15:192:13:316:419:16
6:49
#3118
21M
21.00 mi12:22:322:20:446:427:13
7:13
#3106
35K
21.75 mi12:27:172:25:296:414:45
6:21
#3022
23M
23.00 mi12:35:442:33:566:428:27
6:45
#2949
24M
24.00 mi12:42:202:40:326:416:36
6:36
#2904
40K
24.85 mi12:48:132:46:256:425:53
6:53
#2887
25.2M
25.20 mi12:50:512:49:036:432:38
7:38
#2908
Finish
26.22 mi12:57:582:56:106:437:07
6:59
#2970
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3712348834883192(Top 12%)3038(Top 20%)3038(Top 136%)
10K6.21 mi3.10 mi3672+403462+263462+263708(Top 14%)3503(Top 23%)3503(Top 156%)
15K9.32 mi3.11 mi3484+1883298+1643298+1643192(Top 12%)3038(Top 20%)3038(Top 136%)
20K12.43 mi3.11 mi3344+1403176+1223176+1222980(Top 11%)2838(Top 19%)2838(Top 127%)
Half13.11 mi0.68 mi3301+433139+373139+372795(Top 10%)2679(Top 18%)2679(Top 120%)
25K15.53 mi2.42 mi3222+793070+693070+692988(Top 11%)2848(Top 19%)2848(Top 127%)
30K18.64 mi3.11 mi3163+593013+573013+573208(Top 12%)3023(Top 20%)3023(Top 135%)
20M20.00 mi1.36 mi3118+452969+442969+442933(Top 11%)2758(Top 18%)2758(Top 123%)
21M21.00 mi1.00 mi3106+122949+202949+203189(Top 12%)2975(Top 20%)2975(Top 133%)
35K21.75 mi0.75 mi3022+842872+772872+771784(Top 7%)1697(Top 11%)1697(Top 76%)
23M23.00 mi1.25 mi2949+732805+672805+672391(Top 9%)2248(Top 15%)2248(Top 100%)
24M24.00 mi1.00 mi2904+452760+452760+452559(Top 10%)2387(Top 16%)2387(Top 107%)
40K24.85 mi0.85 mi2887+172744+162744+163205(Top 12%)2935(Top 19%)2935(Top 131%)
25.2M25.20 mi0.35 mi2908-212760-162760-164474(Top 17%)3887(Top 26%)3887(Top 173%)
Finish26.22 mi1.02 mi2970-622812-522812-525076(Top 19%)4311(Top 28%)4311(Top 192%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3192

Males

3038

M40-44

3038

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3708

Males

3503

M40-44

3503

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3192

Males

3038

M40-44

3038

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

2980

Males

2838

M40-44

2838

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2795

Males

2679

M40-44

2679

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2988

Males

2848

M40-44

2848

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3208

Males

3023

M40-44

3023

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2933

Males

2758

M40-44

2758

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3189

Males

2975

M40-44

2975

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1784

Males

1697

M40-44

1697

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2391

Males

2248

M40-44

2248

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2559

Males

2387

M40-44

2387

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3205

Males

2935

M40-44

2935

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4474

Males

3887

M40-44

3887

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5076

Males

4311

M40-44

4311

Passing Analysis

Category:
Athletes Passed
1327
Passed By
585
Net Change
+742
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3712
5K → 10K227187+40#3712#3672
10K → 15K21527+188#3672#3484
15K → 20K16424+140#3484#3344
20K → Half485+43#3344#3301
Half → 25K10021+79#3301#3222
25K → 30K13071+59#3222#3163
30K → 20M7025+45#3163#3118
20M → 21M4937+12#3118#3106
21M → 35K851+84#3106#3022
35K → 23M9219+73#3022#2949
23M → 24M6520+45#2949#2904
24M → 40K4528+17#2904#2887
40K → 25.2M1334-21#2887#2908
25.2M → Finish2486-62#2908#2970
TOTALS1327585+742
📊

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