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BOSTON MARATHON 2023

Sasa Kulic

Bib: 15401•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 41%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 45%
Division (M50-54)
#0 / 2052
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:07
Rank: #12019
Start → 5K
24:07 | 7:46/mi
10K· 6.21 mi
47:28
Rank: #11248 (+771)
5K → 10K
23:21 | 7:31/mi
15K· 9.32 mi
1:10:54
Rank: #10983 (+265)
10K → 15K
23:26 | 7:33/mi
20K· 12.43 mi
1:34:38
Rank: #10825 (+158)
15K → 20K
23:44 | 7:38/mi
Half· 13.11 mi
1:39:45
Rank: #10799 (+26)
20K → Half
5:07 | 7:30/mi
25K· 15.53 mi
1:58:34
Rank: #10751 (+48)
Half → 25K
18:49 | 7:46/mi
30K· 18.64 mi
2:23:27
Rank: #10730 (+21)
25K → 30K
24:53 | 8:01/mi
20M
2:34:48
Rank: #10842 (-112)
30K → 20M
11:21 | 8:21/mi
21M
2:43:26
Rank: #10866 (-24)
20M → 21M
8:38 | 8:38/mi
35K· 21.75 mi
2:49:43
Rank: #11006 (-140)
21M → 35K
6:17 | 8:24/mi
23M
3:00:08
Rank: #11051 (-45)
35K → 23M
10:25 | 8:19/mi
24M
3:07:46
Rank: #10918 (+133)
23M → 24M
7:38 | 7:38/mi
40K· 24.85 mi
3:14:23
Rank: #10800 (+118)
24M → 40K
6:37 | 7:44/mi
25.2M
3:17:23
Rank: #10786 (+14)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:25:36
Rank: #10854 (-68)
25.2M → Finish
8:13 | 8:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:45
Pace7:37 /mi
2nd Half
Distance13.11 mi
Time1:45:51
Pace8:04 /mi
📊Positive Split: 6.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:3924:077:4624:07
7:46
-
10K
6.21 mi11:38:0047:287:3823:21
7:31
-0:15
15K
9.32 mi12:01:261:10:547:3623:26
7:33
+0:02
20K
12.43 mi12:25:101:34:387:3723:44
7:38
+0:05
Half
13.11 mi12:30:171:39:457:375:07
7:30
-0:08
25K
15.53 mi12:49:061:58:347:3818:49
7:46
+0:16
30K
18.64 mi13:13:592:23:277:4224:53
8:01
+0:15
20M
20.00 mi13:25:202:34:487:4411:21
8:21
+0:20
21M
21.00 mi13:33:582:43:267:478:38
8:38
+0:17
35K
21.75 mi13:40:152:49:437:486:17
8:24
-0:14
23M
23.00 mi13:50:403:00:087:5010:25
8:19
-0:05
24M
24.00 mi13:58:183:07:467:497:38
7:38
-0:41
40K
24.85 mi14:04:553:14:237:496:37
7:44
+0:06
25.2M
25.20 mi14:07:553:17:237:503:00
8:42
+0:58
Finish
26.22 mi14:16:083:25:367:518:13
8:04
-0:38

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

7:30 /mi

Average Pace

7:51 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:55

81% of race

Time at Steady Pace

39:41

19% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:50 /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 mi11:14:3924:077:4624:07
7:46
#12019
10K
6.21 mi11:38:0047:287:3823:21
7:31
#11248
15K
9.32 mi12:01:261:10:547:3623:26
7:33
#10983
20K
12.43 mi12:25:101:34:387:3723:44
7:38
#10825
Half
13.11 mi12:30:171:39:457:375:07
7:30
#10799
25K
15.53 mi12:49:061:58:347:3818:49
7:46
#10751
30K
18.64 mi13:13:592:23:277:4224:53
8:01
#10730
20M
20.00 mi13:25:202:34:487:4411:21
8:21
#10842
21M
21.00 mi13:33:582:43:267:478:38
8:38
#10866
35K
21.75 mi13:40:152:49:437:486:17
8:24
#11006
23M
23.00 mi13:50:403:00:087:5010:25
8:19
#11051
24M
24.00 mi13:58:183:07:467:497:38
7:38
#10918
40K
24.85 mi14:04:553:14:237:496:37
7:44
#10800
25.2M
25.20 mi14:07:553:17:237:503:00
8:42
#10786
Finish
26.22 mi14:16:083:25:367:518:13
8:04
#10854
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi120199123912310522(Top 40%)8420(Top 55%)8420(Top 410%)
10K6.21 mi3.10 mi11248+7718769+3548769+35410564(Top 40%)8463(Top 56%)8463(Top 412%)
15K9.32 mi3.11 mi10983+2658643+1268643+12610522(Top 40%)8420(Top 55%)8420(Top 410%)
20K12.43 mi3.11 mi10825+1588555+888555+8810400(Top 39%)8289(Top 55%)8289(Top 404%)
Half13.11 mi0.68 mi10799+268542+138542+1310215(Top 38%)8227(Top 54%)8227(Top 401%)
25K15.53 mi2.42 mi10751+488513+298513+2910783(Top 41%)8390(Top 55%)8390(Top 409%)
30K18.64 mi3.11 mi10730+218447+668447+6610970(Top 41%)8333(Top 55%)8333(Top 406%)
20M20.00 mi1.36 mi10842-1128474-278474-2712670(Top 48%)8979(Top 59%)8979(Top 438%)
21M21.00 mi1.00 mi10866-248457+178457+1711236(Top 42%)8226(Top 54%)8226(Top 401%)
35K21.75 mi0.75 mi11006-1408512-558512-5514657(Top 55%)9708(Top 64%)9708(Top 473%)
23M23.00 mi1.25 mi11051-458516-48516-412007(Top 45%)8467(Top 56%)8467(Top 413%)
24M24.00 mi1.00 mi10918+1338419+978419+978627(Top 32%)6694(Top 44%)6694(Top 326%)
40K24.85 mi0.85 mi10800+1188335+848335+848240(Top 31%)6404(Top 42%)6404(Top 312%)
25.2M25.20 mi0.35 mi10786+148316+198316+1910706(Top 40%)7663(Top 50%)7663(Top 373%)
Finish26.22 mi1.02 mi10854-688316831612526(Top 47%)8533(Top 56%)8533(Top 416%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10522

Males

8420

M50-54

8420

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

10564

Males

8463

M50-54

8463

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10522

Males

8420

M50-54

8420

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

10400

Males

8289

M50-54

8289

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

10215

Males

8227

M50-54

8227

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

10783

Males

8390

M50-54

8390

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

10970

Males

8333

M50-54

8333

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12670

Males

8979

M50-54

8979

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

11236

Males

8226

M50-54

8226

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

14657

Males

9708

M50-54

9708

35K→23M

21.8 - 23.0 mi

Top 45%
×5stories
+23ft-63ft

Overall

12007

Males

8467

M50-54

8467

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

8627

Males

6694

M50-54

6694

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8240

Males

6404

M50-54

6404

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

10706

Males

7663

M50-54

7663

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

12526

Males

8533

M50-54

8533

Passing Analysis

Category:
Athletes Passed
2405*
Passed By
1240
Net Change
+1165
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12019
5K → 10K85483+771#12019#11248
10K → 15K34479+265#11248#10983
15K → 20K23981+158#10983#10825
20K → Half4317+26#10825#10799
Half → 25K149101+48#10799#10751
25K → 30K197176+21#10751#10730
30K → 20M53*165-112#10730#10842
20M → 21M5983-24#10842#10866
21M → 35K21161-140#10866#11006
35K → 23M78123-45#11006#11051
23M → 24M14916+133#11051#10918
24M → 40K13517+118#10918#10800
40K → 25.2M3420+14#10800#10786
25.2M → Finish50118-68#10786#10854
TOTALS2405*1240+1165

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing