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BOSTON MARATHON 2023

Brett Geschke

Bib: 4399•M

IL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 11%
Division (M18-39)
#0 / 5285
Top 27%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:41
Rank: #3275
Start → 5K
20:41 | 6:39/mi
10K· 6.21 mi
40:53
Rank: #2990 (+285)
5K → 10K
20:12 | 6:30/mi
15K· 9.32 mi
1:01:04
Rank: #2827 (+163)
10K → 15K
20:11 | 6:30/mi
20K· 12.43 mi
1:21:18
Rank: #2690 (+137)
15K → 20K
20:14 | 6:31/mi
Half· 13.11 mi
1:25:45
Rank: #2684 (+6)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:41:25
Rank: #2560 (+124)
Half → 25K
15:40 | 6:28/mi
30K· 18.64 mi
2:01:23
Rank: #2288 (+272)
25K → 30K
19:58 | 6:26/mi
20M
2:10:14
Rank: #2203 (+85)
30K → 20M
8:51 | 6:31/mi
21M
2:17:01
Rank: #2121 (+82)
20M → 21M
6:47 | 6:47/mi
35K· 21.75 mi
2:21:40
Rank: #2073 (+48)
21M → 35K
4:39 | 6:13/mi
23M
2:29:49
Rank: #2001 (+72)
35K → 23M
8:09 | 6:31/mi
24M
2:36:03
Rank: #1932 (+69)
23M → 24M
6:14 | 6:14/mi
40K· 24.85 mi
2:41:32
Rank: #1891 (+41)
24M → 40K
5:29 | 6:25/mi
25.2M
2:43:56
Rank: #1874 (+17)
40K → 25.2M
2:24 | 6:58/mi
Finish· 26.22 mi
2:50:17
Rank: #1820 (+54)
25.2M → Finish
6:21 | 6:14/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:25:45
Pace6:32 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:24:32
Pace6:27 /mi
📊Negative Split: 1.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:0820:416:3920:41
6:39
-
10K
6.21 mi10:43:2040:536:3520:12
6:30
-0:09
15K
9.32 mi11:03:311:01:046:3320:11
6:30
0:00
20K
12.43 mi11:23:451:21:186:3320:14
6:31
+0:01
Half
13.11 mi11:28:121:25:456:324:27
6:31
0:00
25K
15.53 mi11:43:521:41:256:3215:40
6:28
-0:03
30K
18.64 mi12:03:502:01:236:3119:58
6:26
-0:02
20M
20.00 mi12:12:412:10:146:318:51
6:31
+0:05
21M
21.00 mi12:19:282:17:016:316:47
6:47
+0:16
35K
21.75 mi12:24:072:21:406:314:39
6:13
-0:34
23M
23.00 mi12:32:162:29:496:318:09
6:31
+0:18
24M
24.00 mi12:38:302:36:036:306:14
6:14
-0:17
40K
24.85 mi12:43:592:41:326:305:29
6:25
+0:11
25.2M
25.20 mi12:46:232:43:566:302:24
6:58
+0:33
Finish
26.22 mi12:52:442:50:176:306:21
6:14
-0:44

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

6:13 /mi

Average Pace

6:30 /mi

Slowest Pace

6:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:47:53

99% of race

Time at Steady Pace

2:24

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:30 /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 mi10:23:0820:416:3920:41
6:39
#3275
10K
6.21 mi10:43:2040:536:3520:12
6:30
#2990
15K
9.32 mi11:03:311:01:046:3320:11
6:30
#2827
20K
12.43 mi11:23:451:21:186:3320:14
6:31
#2690
Half
13.11 mi11:28:121:25:456:324:27
6:31
#2684
25K
15.53 mi11:43:521:41:256:3215:40
6:28
#2560
30K
18.64 mi12:03:502:01:236:3119:58
6:26
#2288
20M
20.00 mi12:12:412:10:146:318:51
6:31
#2203
21M
21.00 mi12:19:282:17:016:316:47
6:47
#2121
35K
21.75 mi12:24:072:21:406:314:39
6:13
#2073
23M
23.00 mi12:32:162:29:496:318:09
6:31
#2001
24M
24.00 mi12:38:302:36:036:306:14
6:14
#1932
40K
24.85 mi12:43:592:41:326:305:29
6:25
#1891
25.2M
25.20 mi12:46:232:43:566:302:24
6:58
#1874
Finish
26.22 mi12:52:442:50:176:306:21
6:14
#1820
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3275309330932603(Top 10%)2492(Top 16%)2492(Top 47%)
10K6.21 mi3.10 mi2990+2852850+2432850+2432784(Top 10%)2660(Top 18%)2660(Top 50%)
15K9.32 mi3.11 mi2827+1632699+1512699+1512603(Top 10%)2492(Top 16%)2492(Top 47%)
20K12.43 mi3.11 mi2690+1372569+1302569+1302367(Top 9%)2267(Top 15%)2267(Top 43%)
Half13.11 mi0.68 mi2684+62564+52564+52865(Top 11%)2740(Top 18%)2740(Top 52%)
25K15.53 mi2.42 mi2560+1242451+1132451+1131996(Top 7%)1911(Top 13%)1911(Top 36%)
30K18.64 mi3.11 mi2288+2722196+2552196+2551307(Top 5%)1249(Top 8%)1249(Top 24%)
20M20.00 mi1.36 mi2203+852113+832113+831492(Top 6%)1421(Top 9%)1421(Top 27%)
21M21.00 mi1.00 mi2121+822033+802033+801364(Top 5%)1301(Top 9%)1301(Top 25%)
35K21.75 mi0.75 mi2073+481988+451988+451304(Top 5%)1241(Top 8%)1241(Top 23%)
23M23.00 mi1.25 mi2001+721918+701918+701456(Top 5%)1383(Top 9%)1383(Top 26%)
24M24.00 mi1.00 mi1932+691850+681850+681136(Top 4%)1077(Top 7%)1077(Top 20%)
40K24.85 mi0.85 mi1891+411808+421808+421251(Top 5%)1179(Top 8%)1179(Top 22%)
25.2M25.20 mi0.35 mi1874+171792+161792+161616(Top 6%)1522(Top 10%)1522(Top 29%)
Finish26.22 mi1.02 mi1820+541738+541738+541382(Top 5%)1307(Top 9%)1307(Top 25%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2603

Males

2492

M18-39

2492

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2784

Males

2660

M18-39

2660

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2603

Males

2492

M18-39

2492

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2367

Males

2267

M18-39

2267

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

2865

Males

2740

M18-39

2740

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1996

Males

1911

M18-39

1911

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1307

Males

1249

M18-39

1249

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1492

Males

1421

M18-39

1421

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1364

Males

1301

M18-39

1301

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1304

Males

1241

M18-39

1241

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1456

Males

1383

M18-39

1383

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1136

Males

1077

M18-39

1077

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1251

Males

1179

M18-39

1179

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1616

Males

1522

M18-39

1522

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1382

Males

1307

M18-39

1307

Passing Analysis

Category:
Athletes Passed
1610
Passed By
155
Net Change
+1455
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3275
5K → 10K33651+285#3275#2990
10K → 15K19633+163#2990#2827
15K → 20K15316+137#2827#2690
20K → Half1812+6#2690#2684
Half → 25K1306+124#2684#2560
25K → 30K2731+272#2560#2288
30K → 20M883+85#2288#2203
20M → 21M875+82#2203#2121
21M → 35K491+48#2121#2073
35K → 23M819+72#2073#2001
23M → 24M734+69#2001#1932
24M → 40K476+41#1932#1891
40K → 25.2M203+17#1891#1874
25.2M → Finish595+54#1874#1820
TOTALS1610155+1455
📊

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