Boston Marathon logo
BOSTON MARATHON 2023

Diego Marin

Bib: 31224•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M45-49)
#0 / 2252
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
9:28/mi
29:24
↑ 97↓ 3451.5%
10K· 6.21 mi
8:49/mi
56:47
↑ 79↓ 1380.4%
15K· 9.32 mi
8:49/mi
1:24:09
↑ 67↓ 78
20K· 12.43 mi
8:59/mi
1:52:04
↑ 106↓ 860.1%
Half· 13.11 mi
8:49/mi
1:58:05
↑ 19↓ 370.5%
25K· 15.53 mi
9:02/mi
2:20:00
↑ 66↓ 880.2%
30K· 18.64 mi
9:30/mi
2:49:32
↑ 181↓ 1480.2%
20M
9:24/mi
3:02:19
↑ 64↓ 500.2%
21M
10:03/mi
3:12:22
↑ 106↓ 241.6%
35K· 21.75 mi
9:16/mi
3:19:18
↑ 17↓ 861.7%
23M
9:29/mi
3:31:10
↑ 23↓ 630.6%
24M
9:17/mi
3:40:27
↓ 821.3%
40K· 24.85 mi
9:00/mi
3:48:09
↓ 200.3%
25.2M
10:00/mi
3:51:36
↑ 13↓ 160.2%
Finish· 26.22 mi
8:15/mi
4:00:00
↑ 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 HalfFaster
Distance13.11 mi
Time1:58:05
Pace9:00 /mi
2nd Half
Distance13.11 mi
Time2:01:55
Pace9:18 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:0729:249:2829:24
9:28
-
10K
6.21 mi12:16:3056:479:0827:23
8:49
-0:39
15K
9.32 mi12:43:521:24:099:0227:22
8:49
0:00
20K
12.43 mi13:11:471:52:049:0127:55
8:59
+0:10
Half
13.11 mi13:17:481:58:059:006:01
8:49
-0:10
25K
15.53 mi13:39:432:20:009:0121:55
9:02
+0:13
30K
18.64 mi14:09:152:49:329:0629:32
9:30
+0:28
20M
20.00 mi14:22:023:02:199:0712:47
9:24
-0:06
21M
21.00 mi14:32:053:12:229:1010:03
10:03
+0:39
35K
21.75 mi14:39:013:19:189:106:56
9:16
-0:47
23M
23.00 mi14:50:533:31:109:1111:52
9:29
+0:13
24M
24.00 mi15:00:103:40:279:119:17
9:17
-0:12
40K
24.85 mi15:07:523:48:099:117:42
9:00
-0:17
25.2M
25.20 mi15:11:193:51:369:113:27
10:00
+1:00
Finish
26.22 mi15:19:434:00:009:108:24
8:15
-1:45

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

8:15 /mi

Average Pace

9:10 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:42

53% of race

Time at Steady Pace

1:10:16

29% of race

Time at Slower Pace

43:02

18% of race

Average Pace: 9:09 /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 mi11:49:0729:249:2829:24
9:28
#21986
10K
6.21 mi12:16:3056:479:0827:23
8:49
#21200
15K
9.32 mi12:43:521:24:099:0227:22
8:49
#20697
20K
12.43 mi13:11:471:52:049:0127:55
8:59
#20441
Half
13.11 mi13:17:481:58:059:006:01
8:49
#20402
25K
15.53 mi13:39:432:20:009:0121:55
9:02
#20170
30K
18.64 mi14:09:152:49:329:0629:32
9:30
#20028
20M
20.00 mi14:22:023:02:199:0712:47
9:24
#19884
21M
21.00 mi14:32:053:12:229:1010:03
10:03
#19768
35K
21.75 mi14:39:013:19:189:106:56
9:16
#19744
23M
23.00 mi14:50:533:31:109:1111:52
9:29
#19664
24M
24.00 mi15:00:103:40:279:119:17
9:17
#19605
40K
24.85 mi15:07:523:48:099:117:42
9:00
#19497
25.2M
25.20 mi15:11:193:51:369:113:27
10:00
#19472
Finish
26.22 mi15:19:434:00:009:108:24
8:15
#19314
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi21986130911309119556(Top 73%)12119(Top 80%)12119(Top 538%)
10K6.21 mi3.10 mi21200+78612759+33212759+33219995(Top 75%)12277(Top 81%)12277(Top 545%)
15K9.32 mi3.11 mi20697+50312554+20512554+20519556(Top 73%)12119(Top 80%)12119(Top 538%)
20K12.43 mi3.11 mi20441+25612451+10312451+10319616(Top 74%)12148(Top 80%)12148(Top 539%)
Half13.11 mi0.68 mi20402+3912437+1412437+1419563(Top 73%)12126(Top 80%)12126(Top 538%)
25K15.53 mi2.42 mi20170+23212346+9112346+9119152(Top 72%)11915(Top 79%)11915(Top 529%)
30K18.64 mi3.11 mi20028+14212263+8312263+8319455(Top 73%)11988(Top 79%)11988(Top 532%)
20M20.00 mi1.36 mi19884+14412190+7312190+7318478(Top 69%)11445(Top 75%)11445(Top 508%)
21M21.00 mi1.00 mi19768+11612143+4712143+4718198(Top 68%)11308(Top 75%)11308(Top 502%)
35K21.75 mi0.75 mi19744+2412123+2012123+2018998(Top 71%)11592(Top 76%)11592(Top 515%)
23M23.00 mi1.25 mi19664+8012081+4212081+4218253(Top 69%)11237(Top 74%)11237(Top 499%)
24M24.00 mi1.00 mi19605+5912043+3812043+3818387(Top 69%)11264(Top 74%)11264(Top 500%)
40K24.85 mi0.85 mi19497+10811986+5711986+5716160(Top 61%)10204(Top 67%)10204(Top 453%)
25.2M25.20 mi0.35 mi19472+2511973+1311973+1317378(Top 65%)10731(Top 71%)10731(Top 477%)
Finish26.22 mi1.02 mi19314+15811905+6811905+6813717(Top 52%)9122(Top 60%)9122(Top 405%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

19556

Males

12119

M45-49

12119

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

19995

Males

12277

M45-49

12277

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

19556

Males

12119

M45-49

12119

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

19616

Males

12148

M45-49

12148

20K→Half

12.4 - 13.1 mi

Top 73%
×2story building
+19ft-37ft

Overall

19563

Males

12126

M45-49

12126

Half→25K

13.1 - 15.5 mi

Top 72%
×4story building
+66ft-88ft

Overall

19152

Males

11915

M45-49

11915

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

19455

Males

11988

M45-49

11988

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

18478

Males

11445

M45-49

11445

20M→21M

20.0 - 21.0 mi

Top 68%
×8story building
+106ft-24ft

Overall

18198

Males

11308

M45-49

11308

21M→35K

21.0 - 21.8 mi

Top 71%
×7story building
+17ft-86ft

Overall

18998

Males

11592

M45-49

11592

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

18253

Males

11237

M45-49

11237

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

18387

Males

11264

M45-49

11264

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

16160

Males

10204

M45-49

10204

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17378

Males

10731

M45-49

10731

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

13717

Males

9122

M45-49

9122

Passing Analysis

Category:
Athletes Passed
3061
Passed By
389
Net Change
+2672
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21986
5K → 10K82539+786#21986#21200
10K → 15K53128+503#21200#20697
15K → 20K31054+256#20697#20441
20K → Half489+39#20441#20402
Half → 25K26432+232#20402#20170
25K → 30K22684+142#20170#20028
30K → 20M16016+144#20028#19884
20M → 21M13923+116#19884#19768
21M → 35K5834+24#19768#19744
35K → 23M10929+80#19744#19664
23M → 24M8526+59#19664#19605
24M → 40K1146+108#19605#19497
40K → 25.2M316+25#19497#19472
25.2M → Finish1613+158#19472#19314
TOTALS3061389+2672
📊

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