Boston Marathon logo
BOSTON MARATHON 2023

Christopher Gehring

Bib: 26612•M

MA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:57
Rank: #22493
Start → 5K
9:38/mi
29:57 split
10K· 6.21 mi
58:55
Rank: #22285 (+208)
5K → 10K
9:19/mi
28:58 split
15K· 9.32 mi
1:26:43
Rank: #21702 (+583)
10K → 15K
8:57/mi
27:48 split
20K· 12.43 mi
1:54:10
Rank: #21147 (+555)
15K → 20K
8:50/mi
27:27 split
Half· 13.11 mi
2:00:19
Rank: #21108 (+39)
20K → Half
9:01/mi
6:09 split
25K· 15.53 mi
2:24:03
Rank: #21194 (-86)
Half → 25K
9:47/mi
23:44 split
30K· 18.64 mi
2:56:12
Rank: #21327 (-133)
25K → 30K
10:21/mi
32:09 split
20M
3:10:08
Rank: #21298 (+29)
30K → 20M
10:15/mi
13:56 split
21M
3:21:15
Rank: #21288 (+10)
20M → 21M
11:07/mi
11:07 split
35K· 21.75 mi
3:29:12
Rank: #21350 (-62)
21M → 35K
10:38/mi
7:57 split
23M
3:43:36
Rank: #21521 (-171)
35K → 23M
11:30/mi
14:24 split
24M
3:54:41
Rank: #21615 (-94)
23M → 24M
11:05/mi
11:05 split
40K· 24.85 mi
4:02:46
Rank: #21499 (+116)
24M → 40K
9:27/mi
8:05 split
25.2M
4:06:18
Rank: #21453 (+46)
40K → 25.2M
10:15/mi
3:32 split
Finish· 26.22 mi
4:15:18
Rank: #21295 (+158)
25.2M → Finish
8:50/mi
9:00 split

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:19
Pace9:11 /mi
2nd Half
Distance13.11 mi
Time2:14:59
Pace10:18 /mi
📊Positive Split: 12.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:4529:579:3829:57
9:38
-
10K
6.21 mi12:22:4358:559:2928:58
9:19
-0:19
15K
9.32 mi12:50:311:26:439:1827:48
8:57
-0:22
20K
12.43 mi13:17:581:54:109:1127:27
8:50
-0:07
Half
13.11 mi13:24:072:00:199:116:09
9:01
+0:11
25K
15.53 mi13:47:512:24:039:1623:44
9:47
+0:46
30K
18.64 mi14:20:002:56:129:2732:09
10:21
+0:34
20M
20.00 mi14:33:563:10:089:3013:56
10:15
-0:06
21M
21.00 mi14:45:033:21:159:3511:07
11:07
+0:52
35K
21.75 mi14:53:003:29:129:377:57
10:38
-0:29
23M
23.00 mi15:07:243:43:369:4314:24
11:30
+0:52
24M
24.00 mi15:18:293:54:419:4711:05
11:05
-0:25
40K
24.85 mi15:26:344:02:469:468:05
9:27
-1:38
25.2M
25.20 mi15:30:064:06:189:463:32
10:15
+0:48
Finish
26.22 mi15:39:064:15:189:459:00
8:50
-1:25

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

8:50 /mi

Average Pace

9:45 /mi

Slowest Pace

11:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:22

39% of race

Time at Steady Pace

1:01:46

24% of race

Time at Slower Pace

1:34:10

37% of race

Average Pace: 9:44 /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 mi11:53:4529:579:3829:57
9:38
#22493
10K
6.21 mi12:22:4358:559:2928:58
9:19
#22285
15K
9.32 mi12:50:311:26:439:1827:48
8:57
#21702
20K
12.43 mi13:17:581:54:109:1127:27
8:50
#21147
Half
13.11 mi13:24:072:00:199:116:09
9:01
#21108
25K
15.53 mi13:47:512:24:039:1623:44
9:47
#21194
30K
18.64 mi14:20:002:56:129:2732:09
10:21
#21327
20M
20.00 mi14:33:563:10:089:3013:56
10:15
#21298
21M
21.00 mi14:45:033:21:159:3511:07
11:07
#21288
35K
21.75 mi14:53:003:29:129:377:57
10:38
#21350
23M
23.00 mi15:07:243:43:369:4314:24
11:30
#21521
24M
24.00 mi15:18:293:54:419:4711:05
11:05
#21615
40K
24.85 mi15:26:344:02:469:468:05
9:27
#21499
25.2M
25.20 mi15:30:064:06:189:463:32
10:15
#21453
Finish
26.22 mi15:39:064:15:189:459:00
8:50
#21295
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi22493133401334020254(Top 76%)12423(Top 82%)12423(Top 605%)
10K6.21 mi3.10 mi22285+20813269+7113269+7121996(Top 83%)13156(Top 87%)13156(Top 641%)
15K9.32 mi3.11 mi21702+58313004+26513004+26520254(Top 76%)12423(Top 82%)12423(Top 605%)
20K12.43 mi3.11 mi21147+55512775+22912775+22918854(Top 71%)11836(Top 78%)11836(Top 577%)
Half13.11 mi0.68 mi21108+3912758+1712758+1720486(Top 77%)12511(Top 82%)12511(Top 610%)
25K15.53 mi2.42 mi21194-8612798-4012798-4021705(Top 82%)13006(Top 86%)13006(Top 634%)
30K18.64 mi3.11 mi21327-13312841-4312841-4321880(Top 82%)13021(Top 86%)13021(Top 635%)
20M20.00 mi1.36 mi21298+2912812+2912812+2921143(Top 79%)12629(Top 83%)12629(Top 615%)
21M21.00 mi1.00 mi21288+1012794+1812794+1821059(Top 79%)12542(Top 83%)12542(Top 611%)
35K21.75 mi0.75 mi21350-6212823-2912823-2922615(Top 85%)13212(Top 87%)13212(Top 644%)
23M23.00 mi1.25 mi21521-17112888-6512888-6523242(Top 87%)13498(Top 89%)13498(Top 658%)
24M24.00 mi1.00 mi21615-9412915-2712915-2723186(Top 87%)13430(Top 88%)13430(Top 654%)
40K24.85 mi0.85 mi21499+11612855+6012855+6018178(Top 68%)11124(Top 73%)11124(Top 542%)
25.2M25.20 mi0.35 mi21453+4612826+2912826+2918267(Top 69%)11162(Top 74%)11162(Top 544%)
Finish26.22 mi1.02 mi21295+15812749+7712749+7717199(Top 65%)10701(Top 71%)10701(Top 521%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

20254

Males

12423

M50-54

12423

5K→10K

3.1 - 6.2 mi

Top 83%
×5story building
+79ft-138ft

Overall

21996

Males

13156

M50-54

13156

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

20254

Males

12423

M50-54

12423

15K→20K

9.3 - 12.4 mi

Top 71%
×5story building
+106ft-86ft

Overall

18854

Males

11836

M50-54

11836

20K→Half

12.4 - 13.1 mi

Top 77%
×2story building
+19ft-37ft

Overall

20486

Males

12511

M50-54

12511

Half→25K

13.1 - 15.5 mi

Top 82%
×4story building
+66ft-88ft

Overall

21705

Males

13006

M50-54

13006

25K→30K

15.5 - 18.6 mi

Top 82%
×9story building
+181ft-148ft

Overall

21880

Males

13021

M50-54

13021

30K→20M

18.6 - 20.0 mi

Top 79%
×5story building
+64ft-50ft

Overall

21143

Males

12629

M50-54

12629

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

21059

Males

12542

M50-54

12542

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

22615

Males

13212

M50-54

13212

35K→23M

21.8 - 23.0 mi

Top 87%
×5story building
+23ft-63ft

Overall

23242

Males

13498

M50-54

13498

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

23186

Males

13430

M50-54

13430

24M→40K

24.0 - 24.9 mi

Top 68%
×1story
+6ft-20ft

Overall

18178

Males

11124

M50-54

11124

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

18267

Males

11162

M50-54

11162

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2story building
+22ft-21ft

Overall

17199

Males

10701

M50-54

10701

Passing Analysis

Category:
Athletes Passed
2272
Passed By
1074
Net Change
+1198
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22493
5K → 10K359151+208#22493#22285
10K → 15K59411+583#22285#21702
15K → 20K5627+555#21702#21147
20K → Half5314+39#21147#21108
Half → 25K71157-86#21108#21194
25K → 30K86219-133#21194#21327
30K → 20M8657+29#21327#21298
20M → 21M7161+10#21298#21288
21M → 35K1274-62#21288#21350
35K → 23M29200-171#21350#21521
23M → 24M23117-94#21521#21615
24M → 40K1182+116#21615#21499
40K → 25.2M482+46#21499#21453
25.2M → Finish1602+158#21453#21295
TOTALS22721074+1198
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing