Boston Marathon logo
BOSTON MARATHON 2023

Tor Edvard Nakken

Bib: 4812•M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 16%
Division (M18-39)
#0 / 5285
Top 36%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:06
Rank: #2121
Start → 5K
20:06 | 6:28/mi
10K· 6.21 mi
40:05
Rank: #2239 (-118)
5K → 10K
19:59 | 6:26/mi
15K· 9.32 mi
1:00:11
Rank: #2297 (-58)
10K → 15K
20:06 | 6:28/mi
20K· 12.43 mi
1:20:35
Rank: #2367 (-70)
15K → 20K
20:24 | 6:34/mi
Half· 13.11 mi
1:24:57
Rank: #2367
20K → Half
4:22 | 6:24/mi
25K· 15.53 mi
1:41:01
Rank: #2426 (-59)
Half → 25K
16:04 | 6:38/mi
30K· 18.64 mi
2:02:40
Rank: #2639 (-213)
25K → 30K
21:39 | 6:58/mi
20M
2:11:57
Rank: #2637 (+2)
30K → 20M
9:17 | 6:50/mi
21M
2:19:18
Rank: #2644 (-7)
20M → 21M
7:21 | 7:21/mi
35K· 21.75 mi
2:24:13
Rank: #2627 (+17)
21M → 35K
4:55 | 6:34/mi
23M
2:32:53
Rank: #2630 (-3)
35K → 23M
8:40 | 6:55/mi
24M
2:39:37
Rank: #2637 (-7)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
2:45:23
Rank: #2622 (+15)
24M → 40K
5:46 | 6:45/mi
25.2M
2:47:56
Rank: #2630 (-8)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
2:54:36
Rank: #2606 (+24)
25.2M → Finish
6:40 | 6:33/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
Time1:24:57
Pace6:29 /mi
2nd Half
Distance13.11 mi
Time1:29:39
Pace6:50 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3120:066:2820:06
6:28
-
10K
6.21 mi10:42:3040:056:2719:59
6:26
-0:02
15K
9.32 mi11:02:361:00:116:2720:06
6:28
+0:02
20K
12.43 mi11:23:001:20:356:2920:24
6:34
+0:06
Half
13.11 mi11:27:221:24:576:294:22
6:24
-0:10
25K
15.53 mi11:43:261:41:016:3016:04
6:38
+0:14
30K
18.64 mi12:05:052:02:406:3521:39
6:58
+0:20
20M
20.00 mi12:14:222:11:576:369:17
6:50
-0:08
21M
21.00 mi12:21:432:19:186:387:21
7:21
+0:31
35K
21.75 mi12:26:382:24:136:384:55
6:34
-0:47
23M
23.00 mi12:35:182:32:536:398:40
6:55
+0:21
24M
24.00 mi12:42:022:39:376:396:44
6:44
-0:11
40K
24.85 mi12:47:482:45:236:395:46
6:45
+0:01
25.2M
25.20 mi12:50:212:47:566:402:33
7:24
+0:39
Finish
26.22 mi12:57:012:54:366:406:40
6:33
-0:51

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

6:40 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:42

94% of race

Time at Steady Pace

9:54

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:40 /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 mi10:22:3120:066:2820:06
6:28
#2121
10K
6.21 mi10:42:3040:056:2719:59
6:26
#2239
15K
9.32 mi11:02:361:00:116:2720:06
6:28
#2297
20K
12.43 mi11:23:001:20:356:2920:24
6:34
#2367
Half
13.11 mi11:27:221:24:576:294:22
6:24
#2367
25K
15.53 mi11:43:261:41:016:3016:04
6:38
#2426
30K
18.64 mi12:05:052:02:406:3521:39
6:58
#2639
20M
20.00 mi12:14:222:11:576:369:17
6:50
#2637
21M
21.00 mi12:21:432:19:186:387:21
7:21
#2644
35K
21.75 mi12:26:382:24:136:384:55
6:34
#2627
23M
23.00 mi12:35:182:32:536:398:40
6:55
#2630
24M
24.00 mi12:42:022:39:376:396:44
6:44
#2637
40K
24.85 mi12:47:482:45:236:395:46
6:45
#2622
25.2M
25.20 mi12:50:212:47:566:402:33
7:24
#2630
Finish
26.22 mi12:57:012:54:366:406:40
6:33
#2606
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2121202420242457(Top 9%)2357(Top 16%)2357(Top 45%)
10K6.21 mi3.10 mi2239-1182141-1172141-1172407(Top 9%)2305(Top 15%)2305(Top 44%)
15K9.32 mi3.11 mi2297-582200-592200-592457(Top 9%)2357(Top 16%)2357(Top 45%)
20K12.43 mi3.11 mi2367-702268-682268-682644(Top 10%)2528(Top 17%)2528(Top 48%)
Half13.11 mi0.68 mi23672269-12269-12245(Top 8%)2155(Top 14%)2155(Top 41%)
25K15.53 mi2.42 mi2426-592326-572326-572855(Top 11%)2726(Top 18%)2726(Top 52%)
30K18.64 mi3.11 mi2639-2132520-1942520-1944119(Top 15%)3840(Top 25%)3840(Top 73%)
20M20.00 mi1.36 mi2637+22519+12519+12989(Top 11%)2809(Top 19%)2809(Top 53%)
21M21.00 mi1.00 mi2644-72526-72526-73840(Top 14%)3548(Top 23%)3548(Top 67%)
35K21.75 mi0.75 mi2627+172512+142512+142816(Top 11%)2643(Top 17%)2643(Top 50%)
23M23.00 mi1.25 mi2630-32515-32515-33342(Top 13%)3095(Top 20%)3095(Top 59%)
24M24.00 mi1.00 mi2637-72519-42519-43266(Top 12%)3021(Top 20%)3021(Top 57%)
40K24.85 mi0.85 mi2622+152503+162503+162538(Top 10%)2352(Top 15%)2352(Top 45%)
25.2M25.20 mi0.35 mi2630-82509-62509-63335(Top 13%)3018(Top 20%)3018(Top 57%)
Finish26.22 mi1.02 mi2606+242484+252484+252680(Top 10%)2452(Top 16%)2452(Top 46%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2457

Males

2357

M18-39

2357

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2407

Males

2305

M18-39

2305

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2457

Males

2357

M18-39

2357

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2644

Males

2528

M18-39

2528

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2245

Males

2155

M18-39

2155

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2855

Males

2726

M18-39

2726

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4119

Males

3840

M18-39

3840

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2989

Males

2809

M18-39

2809

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3840

Males

3548

M18-39

3548

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2816

Males

2643

M18-39

2643

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3342

Males

3095

M18-39

3095

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3266

Males

3021

M18-39

3021

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2538

Males

2352

M18-39

2352

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3335

Males

3018

M18-39

3018

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2680

Males

2452

M18-39

2452

Passing Analysis

Category:
Athletes Passed
500
Passed By
985
Net Change
-485
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2121
5K → 10K60178-118#2121#2239
10K → 15K48106-58#2239#2297
15K → 20K43113-70#2297#2367
20K → Half12120#2367#2367
Half → 25K3089-59#2367#2426
25K → 30K18231-213#2426#2639
30K → 20M4038+2#2639#2637
20M → 21M2936-7#2637#2644
21M → 35K3114+17#2644#2627
35K → 23M4750-3#2627#2630
23M → 24M4451-7#2630#2637
24M → 40K4227+15#2637#2622
40K → 25.2M715-8#2622#2630
25.2M → Finish4925+24#2630#2606
TOTALS500985-485
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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