Boston Marathon logo
BOSTON MARATHON 2023

Adam White

Bib: 3864•M

MD

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 8%
Gender (Male)
#0 / 15176
Top 14%
Division (M18-39)
#0 / 5285
Top 32%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:05
Rank: #2089
Start → 5K
20:05 | 6:28/mi
10K· 6.21 mi
39:55
Rank: #2106 (-17)
5K → 10K
19:50 | 6:23/mi
15K· 9.32 mi
59:31
Rank: #1943 (+163)
10K → 15K
19:36 | 6:19/mi
20K· 12.43 mi
1:19:08
Rank: #1794 (+149)
15K → 20K
19:37 | 6:19/mi
Half· 13.11 mi
1:23:23
Rank: #1777 (+17)
20K → Half
4:15 | 6:14/mi
25K· 15.53 mi
1:38:43
Rank: #1726 (+51)
Half → 25K
15:20 | 6:19/mi
30K· 18.64 mi
1:59:55
Rank: #1887 (-161)
25K → 30K
21:12 | 6:49/mi
20M
2:09:21
Rank: #1976 (-89)
30K → 20M
9:26 | 6:57/mi
21M
2:16:33
Rank: #2028 (-52)
20M → 21M
7:12 | 7:12/mi
35K· 21.75 mi
2:21:36
Rank: #2060 (-32)
21M → 35K
5:03 | 6:45/mi
23M
2:30:30
Rank: #2156 (-96)
35K → 23M
8:54 | 7:06/mi
24M
2:37:27
Rank: #2210 (-54)
23M → 24M
6:57 | 6:57/mi
40K· 24.85 mi
2:43:30
Rank: #2257 (-47)
24M → 40K
6:03 | 7:05/mi
25.2M
2:46:07
Rank: #2266 (-9)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
2:52:41
Rank: #2227 (+39)
25.2M → Finish
6:34 | 6:27/mi

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
Time1:23:23
Pace6:22 /mi
2nd Half
Distance13.11 mi
Time1:29:18
Pace6:49 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3220:056:2820:05
6:28
-
10K
6.21 mi10:41:2239:556:2519:50
6:23
-0:05
15K
9.32 mi11:00:5859:316:2319:36
6:19
-0:04
20K
12.43 mi11:20:351:19:086:2219:37
6:19
0:00
Half
13.11 mi11:24:501:23:236:224:15
6:14
-0:05
25K
15.53 mi11:40:101:38:436:2115:20
6:19
+0:05
30K
18.64 mi12:01:221:59:556:2621:12
6:49
+0:30
20M
20.00 mi12:10:482:09:216:289:26
6:57
+0:08
21M
21.00 mi12:18:002:16:336:307:12
7:12
+0:15
35K
21.75 mi12:23:032:21:366:315:03
6:45
-0:27
23M
23.00 mi12:31:572:30:306:338:54
7:06
+0:21
24M
24.00 mi12:38:542:37:276:346:57
6:57
-0:09
40K
24.85 mi12:44:572:43:306:356:03
7:05
+0:08
25.2M
25.20 mi12:47:342:46:076:362:37
7:35
+0:30
Finish
26.22 mi12:54:082:52:416:356:34
6:27
-1:08

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

6:14 /mi

Average Pace

6:35 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:17

61% of race

Time at Steady Pace

26:15

15% of race

Time at Slower Pace

41:09

24% of race

Average Pace: 6:35 /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 mi10:21:3220:056:2820:05
6:28
#2089
10K
6.21 mi10:41:2239:556:2519:50
6:23
#2106
15K
9.32 mi11:00:5859:316:2319:36
6:19
#1943
20K
12.43 mi11:20:351:19:086:2219:37
6:19
#1794
Half
13.11 mi11:24:501:23:236:224:15
6:14
#1777
25K
15.53 mi11:40:101:38:436:2115:20
6:19
#1726
30K
18.64 mi12:01:221:59:556:2621:12
6:49
#1887
20M
20.00 mi12:10:482:09:216:289:26
6:57
#1976
21M
21.00 mi12:18:002:16:336:307:12
7:12
#2028
35K
21.75 mi12:23:032:21:366:315:03
6:45
#2060
23M
23.00 mi12:31:572:30:306:338:54
7:06
#2156
24M
24.00 mi12:38:542:37:276:346:57
6:57
#2210
40K
24.85 mi12:44:572:43:306:356:03
7:05
#2257
25.2M
25.20 mi12:47:342:46:076:362:37
7:35
#2266
Finish
26.22 mi12:54:082:52:416:356:34
6:27
#2227
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2089199419941699(Top 6%)1625(Top 11%)1625(Top 31%)
10K6.21 mi3.10 mi2106-172015-212015-212161(Top 8%)2070(Top 14%)2070(Top 39%)
15K9.32 mi3.11 mi1943+1631860+1551860+1551699(Top 6%)1625(Top 11%)1625(Top 31%)
20K12.43 mi3.11 mi1794+1491717+1431717+1431453(Top 5%)1388(Top 9%)1388(Top 26%)
Half13.11 mi0.68 mi1777+171700+171700+171526(Top 6%)1462(Top 10%)1462(Top 28%)
25K15.53 mi2.42 mi1726+511652+481652+481437(Top 5%)1374(Top 9%)1374(Top 26%)
30K18.64 mi3.11 mi1887-1611806-1541806-1543122(Top 12%)2942(Top 19%)2942(Top 56%)
20M20.00 mi1.36 mi1976-891893-871893-873634(Top 14%)3386(Top 22%)3386(Top 64%)
21M21.00 mi1.00 mi2028-521943-501943-503063(Top 12%)2867(Top 19%)2867(Top 54%)
35K21.75 mi0.75 mi2060-321976-331976-333808(Top 14%)3502(Top 23%)3502(Top 66%)
23M23.00 mi1.25 mi2156-962066-902066-904310(Top 16%)3929(Top 26%)3929(Top 74%)
24M24.00 mi1.00 mi2210-542120-542120-544388(Top 16%)3963(Top 26%)3963(Top 75%)
40K24.85 mi0.85 mi2257-472164-442164-444209(Top 16%)3744(Top 25%)3744(Top 71%)
25.2M25.20 mi0.35 mi2266-92170-62170-64230(Top 16%)3700(Top 24%)3700(Top 70%)
Finish26.22 mi1.02 mi2227+392133+372133+372206(Top 8%)2046(Top 13%)2046(Top 39%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1699

Males

1625

M18-39

1625

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2161

Males

2070

M18-39

2070

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1699

Males

1625

M18-39

1625

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1453

Males

1388

M18-39

1388

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1526

Males

1462

M18-39

1462

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1437

Males

1374

M18-39

1374

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3122

Males

2942

M18-39

2942

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3634

Males

3386

M18-39

3386

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3063

Males

2867

M18-39

2867

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3808

Males

3502

M18-39

3502

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4310

Males

3929

M18-39

3929

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4388

Males

3963

M18-39

3963

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4209

Males

3744

M18-39

3744

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4230

Males

3700

M18-39

3700

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2206

Males

2046

M18-39

2046

Passing Analysis

Category:
Athletes Passed
687
Passed By
825
Net Change
-138
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2089
5K → 10K110127-17#2089#2106
10K → 15K1729+163#2106#1943
15K → 20K1578+149#1943#1794
20K → Half225+17#1794#1777
Half → 25K609+51#1777#1726
25K → 30K26187-161#1726#1887
30K → 20M12101-89#1887#1976
20M → 21M1264-52#1976#2028
21M → 35K1042-32#2028#2060
35K → 23M20116-96#2060#2156
23M → 24M1064-54#2156#2210
24M → 40K1461-47#2210#2257
40K → 25.2M1221-9#2257#2266
25.2M → Finish5011+39#2266#2227
TOTALS687825-138
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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