Boston Marathon logo
BOSTON MARATHON 2023

Jasper Bresolin

Bib: 27984•M

NY

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:54
Rank: #24130
Start → 5K
31:54 | 10:16/mi
10K· 6.21 mi
1:03:33
Rank: #24120 (+10)
5K → 10K
31:39 | 10:11/mi
15K· 9.32 mi
1:36:19
Rank: #24294 (-174)
10K → 15K
32:46 | 10:33/mi
20K· 12.43 mi
2:08:54
Rank: #24161 (+133)
15K → 20K
32:35 | 10:29/mi
Half· 13.11 mi
2:16:33
Rank: #24235 (-74)
20K → Half
7:39 | 11:13/mi
25K· 15.53 mi
2:41:19
Rank: #23933 (+302)
Half → 25K
24:46 | 10:13/mi
30K· 18.64 mi
3:14:13
Rank: #23642 (+291)
25K → 30K
32:54 | 10:35/mi
20M
3:27:42
Rank: #23449 (+193)
30K → 20M
13:29 | 9:55/mi
21M
3:38:01
Rank: #23259 (+190)
20M → 21M
10:19 | 10:19/mi
35K· 21.75 mi
3:45:29
Rank: #23186 (+73)
21M → 35K
7:28 | 9:59/mi
23M
3:58:08
Rank: #23036 (+150)
35K → 23M
12:39 | 10:06/mi
24M
4:07:44
Rank: #22896 (+140)
23M → 24M
9:36 | 9:36/mi
40K· 24.85 mi
4:15:59
Rank: #22784 (+112)
24M → 40K
8:15 | 9:39/mi
25.2M
4:19:31
Rank: #22729 (+55)
40K → 25.2M
3:32 | 10:15/mi
Finish· 26.22 mi
4:28:54
Rank: #22643 (+86)
25.2M → Finish
9:23 | 9:12/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 Half
Distance13.11 mi
Time2:16:33
Pace10:25 /mi
2nd Half✓ Faster
Distance13.11 mi
Time2:12:21
Pace10:06 /mi
📊Negative Split: 3.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:4831:5410:1631:54
10:16
-
10K
6.21 mi12:27:271:03:3310:1431:39
10:11
-0:05
15K
9.32 mi13:00:131:36:1910:2032:46
10:33
+0:22
20K
12.43 mi13:32:482:08:5410:2232:35
10:29
-0:04
Half
13.11 mi13:40:272:16:3310:257:39
11:13
+0:44
25K
15.53 mi14:05:132:41:1910:2324:46
10:13
-1:00
30K
18.64 mi14:38:073:14:1310:2532:54
10:35
+0:22
20M
20.00 mi14:51:363:27:4210:2313:29
9:55
-0:40
21M
21.00 mi15:01:553:38:0110:2310:19
10:19
+0:24
35K
21.75 mi15:09:233:45:2910:227:28
9:59
-0:20
23M
23.00 mi15:22:023:58:0810:2112:39
10:06
+0:07
24M
24.00 mi15:31:384:07:4410:199:36
9:36
-0:30
40K
24.85 mi15:39:534:15:5910:188:15
9:39
+0:03
25.2M
25.20 mi15:43:254:19:3110:183:32
10:15
+0:36
Finish
26.22 mi15:52:484:28:5410:169:23
9:12
-1:03

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

9:12 /mi

Average Pace

10:16 /mi

Slowest Pace

11:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

48:11

18% of race

Time at Steady Pace

1:54:49

43% of race

Time at Slower Pace

1:45:54

39% of race

Average Pace: 10:15 /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 mi11:55:4831:5410:1631:54
10:16
#24130
10K
6.21 mi12:27:271:03:3310:1431:39
10:11
#24120
15K
9.32 mi13:00:131:36:1910:2032:46
10:33
#24294
20K
12.43 mi13:32:482:08:5410:2232:35
10:29
#24161
Half
13.11 mi13:40:272:16:3310:257:39
11:13
#24235
25K
15.53 mi14:05:132:41:1910:2324:46
10:13
#23933
30K
18.64 mi14:38:073:14:1310:2532:54
10:35
#23642
20M
20.00 mi14:51:363:27:4210:2313:29
9:55
#23449
21M
21.00 mi15:01:553:38:0110:2310:19
10:19
#23259
35K
21.75 mi15:09:233:45:2910:227:28
9:59
#23186
23M
23.00 mi15:22:023:58:0810:2112:39
10:06
#23036
24M
24.00 mi15:31:384:07:4410:199:36
9:36
#22896
40K
24.85 mi15:39:534:15:5910:188:15
9:39
#22784
25.2M
25.20 mi15:43:254:19:3110:183:32
10:15
#22729
Finish
26.22 mi15:52:484:28:5410:169:23
9:12
#22643
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24130141551415524541(Top 92%)14315(Top 94%)14315(Top 271%)
10K6.21 mi3.10 mi24120+1014140+1514140+1524096(Top 91%)14133(Top 93%)14133(Top 267%)
15K9.32 mi3.11 mi24294-17414220-8014220-8024541(Top 92%)14315(Top 94%)14315(Top 271%)
20K12.43 mi3.11 mi24161+13314160+6014160+6023805(Top 89%)13981(Top 92%)13981(Top 265%)
Half13.11 mi0.68 mi24235-7414186-2614186-2625209(Top 95%)14567(Top 96%)14567(Top 276%)
25K15.53 mi2.42 mi23933+30214048+13814048+13822643(Top 85%)13430(Top 88%)13430(Top 254%)
30K18.64 mi3.11 mi23642+29113898+15013898+15022379(Top 84%)13241(Top 87%)13241(Top 251%)
20M20.00 mi1.36 mi23449+19313792+10613792+10620250(Top 76%)12231(Top 81%)12231(Top 231%)
21M21.00 mi1.00 mi23259+19013700+9213700+9219068(Top 72%)11672(Top 77%)11672(Top 221%)
35K21.75 mi0.75 mi23186+7313653+4713653+4721204(Top 80%)12586(Top 83%)12586(Top 238%)
23M23.00 mi1.25 mi23036+15013569+8413569+8420287(Top 76%)12146(Top 80%)12146(Top 230%)
24M24.00 mi1.00 mi22896+14013494+7513494+7519566(Top 73%)11804(Top 78%)11804(Top 223%)
40K24.85 mi0.85 mi22784+11213435+5913435+5918854(Top 71%)11427(Top 75%)11427(Top 216%)
25.2M25.20 mi0.35 mi22729+5513407+2813407+2818272(Top 69%)11167(Top 74%)11167(Top 211%)
Finish26.22 mi1.02 mi22643+8613358+4913358+4918951(Top 71%)11519(Top 76%)11519(Top 218%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

24541

Males

14315

M18-39

14315

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

24096

Males

14133

M18-39

14133

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

24541

Males

14315

M18-39

14315

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

23805

Males

13981

M18-39

13981

20K→Half

12.4 - 13.1 mi

Top 95%
×2stories
+19ft-37ft

Overall

25209

Males

14567

M18-39

14567

Half→25K

13.1 - 15.5 mi

Top 85%
×4stories
+66ft-88ft

Overall

22643

Males

13430

M18-39

13430

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

22379

Males

13241

M18-39

13241

30K→20M

18.6 - 20.0 mi

Top 76%
×5stories
+64ft-50ft

Overall

20250

Males

12231

M18-39

12231

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

19068

Males

11672

M18-39

11672

21M→35K

21.0 - 21.8 mi

Top 80%
×7stories
+17ft-86ft

Overall

21204

Males

12586

M18-39

12586

35K→23M

21.8 - 23.0 mi

Top 76%
×5stories
+23ft-63ft

Overall

20287

Males

12146

M18-39

12146

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

19566

Males

11804

M18-39

11804

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18854

Males

11427

M18-39

11427

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

18272

Males

11167

M18-39

11167

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

18951

Males

11519

M18-39

11519

Passing Analysis

Category:
Athletes Passed
2080
Passed By
593
Net Change
+1487
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24130
5K → 10K212202+10#24130#24120
10K → 15K60234-174#24120#24294
15K → 20K17643+133#24294#24161
20K → Half1084-74#24161#24235
Half → 25K3042+302#24235#23933
25K → 30K3009+291#23933#23642
30K → 20M1930+193#23642#23449
20M → 21M1900+190#23449#23259
21M → 35K785+73#23259#23186
35K → 23M1522+150#23186#23036
23M → 24M1422+140#23036#22896
24M → 40K1164+112#22896#22784
40K → 25.2M561+55#22784#22729
25.2M → Finish915+86#22729#22643
TOTALS2080593+1487
📊

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