Boston Marathon logo
BOSTON MARATHON 2023

Christian Goodson

Bib: 4799•M

TX

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 15%
Gender (Male)
#0 / 15176
Top 24%
Division (M18-39)
#0 / 5285
Top 49%
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
6:59/mi
21:41
↑ 97↓ 3451.5%
10K· 6.21 mi
6:55/mi
43:10
↑ 79↓ 1380.4%
15K· 9.32 mi
6:54/mi
1:04:35
↑ 67↓ 78
20K· 12.43 mi
6:51/mi
1:25:52
↑ 106↓ 860.1%
Half· 13.11 mi
6:45/mi
1:30:28
↑ 19↓ 370.5%
25K· 15.53 mi
6:49/mi
1:47:00
↑ 66↓ 880.2%
30K· 18.64 mi
6:48/mi
2:08:07
↑ 181↓ 1480.2%
20M
6:47/mi
2:17:20
↑ 64↓ 500.2%
21M
7:00/mi
2:24:20
↑ 106↓ 241.6%
35K· 21.75 mi
6:36/mi
2:29:16
↑ 17↓ 861.7%
23M
6:55/mi
2:37:56
↑ 23↓ 630.6%
24M
6:39/mi
2:44:35
↓ 821.3%
40K· 24.85 mi
6:44/mi
2:50:20
↓ 200.3%
25.2M
7:06/mi
2:52:47
↑ 13↓ 160.2%
Finish· 26.22 mi
6:24/mi
2:59:18
↑ 22↓ 21

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 Half
Distance13.11 mi
Time1:30:28
Pace6:54 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:28:50
Pace6:47 /mi
📊Negative Split: 1.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5121:416:5921:41
6:59
-
10K
6.21 mi10:45:2043:106:5721:29
6:55
-0:04
15K
9.32 mi11:06:451:04:356:5621:25
6:54
-0:01
20K
12.43 mi11:28:021:25:526:5521:17
6:51
-0:03
Half
13.11 mi11:32:381:30:286:544:36
6:45
-0:06
25K
15.53 mi11:49:101:47:006:5316:32
6:49
+0:04
30K
18.64 mi12:10:172:08:076:5221:07
6:48
-0:01
20M
20.00 mi12:19:302:17:206:529:13
6:47
-0:01
21M
21.00 mi12:26:302:24:206:527:00
7:00
+0:13
35K
21.75 mi12:31:262:29:166:524:56
6:36
-0:24
23M
23.00 mi12:40:062:37:566:528:40
6:55
+0:19
24M
24.00 mi12:46:452:44:356:516:39
6:39
-0:16
40K
24.85 mi12:52:302:50:206:515:45
6:44
+0:05
25.2M
25.20 mi12:54:572:52:476:512:27
7:06
+0:22
Finish
26.22 mi13:01:282:59:186:516:31
6:24
-0:42

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

6:24 /mi

Average Pace

6:51 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:51

99% of race

Time at Steady Pace

2:27

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:50 /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 mi10:23:5121:416:5921:41
6:59
#6114
10K
6.21 mi10:45:2043:106:5721:29
6:55
#6162
15K
9.32 mi11:06:451:04:356:5621:25
6:54
#6058
20K
12.43 mi11:28:021:25:526:5521:17
6:51
#5766
Half
13.11 mi11:32:381:30:286:544:36
6:45
#5725
25K
15.53 mi11:49:101:47:006:5316:32
6:49
#5493
30K
18.64 mi12:10:172:08:076:5221:07
6:48
#4950
20M
20.00 mi12:19:302:17:206:529:13
6:47
#4726
21M
21.00 mi12:26:302:24:206:527:00
7:00
#4524
35K
21.75 mi12:31:262:29:166:524:56
6:36
#4425
23M
23.00 mi12:40:062:37:566:528:40
6:55
#4322
24M
24.00 mi12:46:452:44:356:516:39
6:39
#4254
40K
24.85 mi12:52:302:50:206:515:45
6:44
#4138
25.2M
25.20 mi12:54:572:52:476:512:27
7:06
#4083
Finish
26.22 mi13:01:282:59:186:516:31
6:24
#3960
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6114558355835906(Top 22%)5383(Top 35%)5383(Top 102%)
10K6.21 mi3.10 mi6162-485608-255608-256233(Top 23%)5643(Top 37%)5643(Top 107%)
15K9.32 mi3.11 mi6058+1045523+855523+855906(Top 22%)5383(Top 35%)5383(Top 102%)
20K12.43 mi3.11 mi5766+2925299+2245299+2244898(Top 18%)4547(Top 30%)4547(Top 86%)
Half13.11 mi0.68 mi5725+415262+375262+374692(Top 18%)4354(Top 29%)4354(Top 82%)
25K15.53 mi2.42 mi5493+2325069+1935069+1934304(Top 16%)4020(Top 26%)4020(Top 76%)
30K18.64 mi3.11 mi4950+5434605+4644605+4642975(Top 11%)2817(Top 19%)2817(Top 53%)
20M20.00 mi1.36 mi4726+2244403+2024403+2022732(Top 10%)2586(Top 17%)2586(Top 49%)
21M21.00 mi1.00 mi4524+2024221+1824221+1822166(Top 8%)2047(Top 13%)2047(Top 39%)
35K21.75 mi0.75 mi4425+994126+954126+953002(Top 11%)2813(Top 19%)2813(Top 53%)
23M23.00 mi1.25 mi4322+1034043+834043+833376(Top 13%)3129(Top 21%)3129(Top 59%)
24M24.00 mi1.00 mi4254+683980+633980+632853(Top 11%)2654(Top 17%)2654(Top 50%)
40K24.85 mi0.85 mi4138+1163873+1073873+1072490(Top 9%)2310(Top 15%)2310(Top 44%)
25.2M25.20 mi0.35 mi4083+553822+513822+512174(Top 8%)2030(Top 13%)2030(Top 38%)
Finish26.22 mi1.02 mi3960+1233705+1173705+1172016(Top 8%)1881(Top 12%)1881(Top 36%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21story building
+97ft-345ft

Overall

5906

Males

5383

M18-39

5383

5K→10K

3.1 - 6.2 mi

Top 23%
×5story building
+79ft-138ft

Overall

6233

Males

5643

M18-39

5643

10K→15K

6.2 - 9.3 mi

Top 22%
×3story building
+67ft-78ft

Overall

5906

Males

5383

M18-39

5383

15K→20K

9.3 - 12.4 mi

Top 18%
×5story building
+106ft-86ft

Overall

4898

Males

4547

M18-39

4547

20K→Half

12.4 - 13.1 mi

Top 18%
×2story building
+19ft-37ft

Overall

4692

Males

4354

M18-39

4354

Half→25K

13.1 - 15.5 mi

Top 16%
×4story building
+66ft-88ft

Overall

4304

Males

4020

M18-39

4020

25K→30K

15.5 - 18.6 mi

Top 11%
×9story building
+181ft-148ft

Overall

2975

Males

2817

M18-39

2817

30K→20M

18.6 - 20.0 mi

Top 10%
×5story building
+64ft-50ft

Overall

2732

Males

2586

M18-39

2586

20M→21M

20.0 - 21.0 mi

Top 8%
×8story building
+106ft-24ft

Overall

2166

Males

2047

M18-39

2047

21M→35K

21.0 - 21.8 mi

Top 11%
×7story building
+17ft-86ft

Overall

3002

Males

2813

M18-39

2813

35K→23M

21.8 - 23.0 mi

Top 13%
×5story building
+23ft-63ft

Overall

3376

Males

3129

M18-39

3129

23M→24M

23.0 - 24.0 mi

Top 11%
×6story building
+12ft-82ft

Overall

2853

Males

2654

M18-39

2654

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2490

Males

2310

M18-39

2310

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2174

Males

2030

M18-39

2030

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2story building
+22ft-21ft

Overall

2016

Males

1881

M18-39

1881

Passing Analysis

Category:
Athletes Passed
2514
Passed By
360
Net Change
+2154
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6114
5K → 10K158206-48#6114#6162
10K → 15K17470+104#6162#6058
15K → 20K2986+292#6058#5766
20K → Half432+41#5766#5725
Half → 25K2364+232#5725#5493
25K → 30K5452+543#5493#4950
30K → 20M2251+224#4950#4726
20M → 21M2053+202#4726#4524
21M → 35K1045+99#4524#4425
35K → 23M13229+103#4425#4322
23M → 24M8214+68#4322#4254
24M → 40K1215+116#4254#4138
40K → 25.2M572+55#4138#4083
25.2M → Finish13411+123#4083#3960
TOTALS2514360+2154
📊

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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing